| Document | Document Title |
|---|---|
| US09408334B2 |
Electronic device with component shielding structures and input-output connectors
An electronic device may have a hard disk drive mounted diagonally within a housing. Electromagnetic interference shielding structures may enclose the hard disk drive. The shielding structures may include conductive elastomeric structures. A printed circuit board may be mounted diagonally in parallel with the hard disk drive. Connectors on the printed circuit board may be angled away from the printed circuit board at a non-zero angle and may be retained against the housing with a slide and lock connector retention member. An accelerometer may detect when the device is tipped over so that control circuitry may protect the hard disk drive. A fan may cause air to flow upwards on one side of the device and downwards on the other side of the device. The housing may rest on housing support structures with angled air vents and integral elastomeric feet. |
| US09408331B2 |
Connectivity scheme and cooling scheme for a large rack system
A rack system may include a first plurality of line cards, where a particular one of the first plurality of line cards receives or sends packets via ports; a plurality of fabric cards, where a particular one of the plurality of fabric cards includes a switching fabric; a second plurality of line cards, where a particular one of the second plurality of line cards receives or sends packets via ports; a first backplane that connects the first plurality of line cards to the plurality of fabric cards; and a second backplane that connects the second plurality of line cards to the plurality of fabric cards. |
| US09408330B2 |
Apparatus to cool a computing device
An apparatus to cool a computing device is provided and includes a structure. The structure includes a coolant moving device and a heat generating component. The structure is formed such that the coolant moving device is configured to generate a first flow of coolant into a plenum in a first direction and a second flow of coolant from the plenum in a second direction, which is transverse to the first direction, such that the coolant thermally interacts with the heat generating component. The structure further includes a plate interposed between the plenum and the heat generating component. The plate includes aerodynamic elements disposed to extend into the plenum. |
| US09408326B2 |
Electronic equipment cabinet structure
An electronic equipment cabinet structure includes a frame having a plurality of vertical support posts and a plurality of cross members that connect the support posts together. In one aspect, the cabinet structure further includes at least one caster plate connected to one of the plurality of cross members, wherein the caster plate includes a C-shaped portion to fittingly correspond with the cross member to which it is connected, thereby providing rigidity to the frame. In another aspect, the cabinet structure further includes at least one bracket having a base and two sides extending in the same direction away from the base, the edges of the two sides being connected to one of the cross members and the base being connected to one of the vertical support posts. In still another aspect, the cabinet structure further includes at least one bracket connected to one of the vertical support posts, wherein the bracket includes a first embossed portion nested within a corresponding second embossed portion on the vertical support post to which the bracket is connected. |
| US09408323B2 |
Method and system for providing a customized storage container
A method and system for providing a customized storage container includes a generally rectangular housing and at least one printed circuit board contained within the rectangular housing. The customized storage container encloses a first row of interconnector modules that are positioned adjacent to a first, open end of the rectangular housing. The customized storage container also encloses a second row of interconnector modules positioned adjacent to the first, open end of the rectangular housing. At least one air vent is positioned along a side of the rectangular housing and adjacent to a second, closed end of the rectangular housing. According to one exemplary embodiment, the storage container can comprise a single printed circuit board for supporting the first and second row of interconnector modules. In another exemplary embodiment, the storage container can comprise two printed circuit boards for supporting the first and second rows interconnector modules. |
| US09408319B2 |
Electronic component having a molded component housing
An electronic component having a molded component housing and an electrically conductive insert part embedded in the component housing for contacting a micro component, the insert part having an accommodating area for accommodating the micro component with a subarea, which is spaced apart from the micro component, for decoupling the micro component from material stresses of the component housing. A method for manufacturing an electronic component having a molded component housing, an electrically conductive insert part for contacting a micro component being embedded in the component housing, a subarea, which is spaced apart from the micro component, decoupling the micro component from material stresses of the component housing, during curing of the housing material, in an accommodating area for accommodating the micro component on the insert part. |
| US09408315B2 |
Electronic apparatus
An electronic apparatus includes: a first cover forming a first external surface of the electronic apparatus; a second cover forming the first external surface in conjunction with the first cover, the second cover being capable of being separated from an edge of the first cover in a first direction along the first external surface; an elastically deformable first engaging portion formed at the edge of the first cover; and a second engaging portion formed at an edge of the second cover, the second engaging portion being engageable with the first engaging portion. The first engaging portion is elastically deformable in a second direction intersecting the first direction and being along the first external surface. |
| US09408314B2 |
Build-up printed wiring board substrate having a core layer that is part of a circuit
Integrated circuits and processes for manufacturing integrated circuits are described that use printed wiring board substrates having a core layer that is part of the circuit of the printed wiring board. In a number of embodiments, the core layer is constructed from a carbon composite. In several embodiments, techniques are described for increasing the integrity of core layers in designs calling for high density clearance hole drilling. One embodiment of the invention includes a core layer that includes electrically conductive material and at least one build-up wiring portion formed on an outer surface of the core layer. In addition, the build-up portion comprises at least one micro wiring layer including a circuit that is electrically connected to the electrically conductive material in the core layer via a plated through hole. |
| US09408303B2 |
Silver based conductive layer for flexible electronics
Coated articles are disclosed. The coated articles include a doped or alloyed silver layer sandwiched between two layers of transparent conductive oxide such as indium tin oxide (ITO). The doped silver or silver alloy layer can be thin, such as between 1. 5 to 20 nm and thus can be transparent. The doped silver or silver alloy can provide improved ductility property, allowing the conductive stack to be bendable. The transparent conductive oxide layers can also be thin, allowing the conductive stack can have improved ductility property. |
| US09408302B2 |
High voltage polymer dielectric capacitor isolation device
An electronic isolation device is formed on a monolithic substrate and includes a plurality of passive isolation components. The isolation components are formed in three metal levels. The first metal level is separated from the monolithic substrate by an inorganic PMD layer. The second metal level is separated from the first metal level by a layer of silicon dioxide. The third metal level is separated from the second metal level by at least 20 microns of polyimide or PBO. The isolation components include bondpads on the third metal level for connections to other devices. A dielectric layer is formed over the third metal level, exposing the bondpads. The isolation device contains no transistors. |
| US09408298B2 |
Flexible circuit Rogowski coil
A flexible circuit current measuring apparatus includes a flexible substrate member having a top side and a bottom side, a plurality of first conductive traces disposed on the top side of the flexible substrate member and spaced along a length of the flexible substrate member, and a plurality of second conductive traces disposed on the bottom side of the flexible substrate member and spaced along the length of the flexible substrate member. The first conductive traces and the second conducive traces are electrically connected to one another to form a serpentine pattern having a number of windings about and along the flexible substrate member, and the current measuring apparatus is structured to be wrapped around a conductor for measuring a current carried by the conductor. |
| US09408297B2 |
Patterned transparent conductors and related manufacturing methods
A patterned transparent conductor includes: (1) a substrate; (2) first additives at least partially embedded into a surface of the substrate within a first area of the surface corresponding to a lower sheet resistance portion; and (3) second additives at least partially embedded into the surface of the substrate within a second area of the surface corresponding to a higher sheet resistance portion. A sheet resistance of the higher sheet resistance portion is at least 100 times a sheet resistance of the lower sheet resistance portion. |
| US09408292B2 |
Bus apparatus for use with circuit interrupters or other devices
An improved bus apparatus includes a generally rigid substrate and a conductor apparatus. The conductor apparatus includes a number of bus elements that are embedded within the substrate and which are electrically connected with connection elements that each have an end that is situated external to the substrate. Additional connection elements extend through the substrate and are connectable with loads. Circuit interrupters and other devices are connectable with pairs of the connector elements, wherein one connector element is connected with a line and wherein another connector element is connected with a load. The bus apparatus is formed by receiving the bus elements in channels formed in layers of a thermally conductive and electrically insulative material, and the layers are bonded together with the use of a bonding material to cause the bus elements to become laminated within the interior of the substrate. |
| US09408291B2 |
Control module and method for producing same
A control module includes a circuit board having conductor paths arranged on at least one plane and having at least one rigid, inflexible conductor path section. The control module also includes an electronic control circuit which electrically contacts the conductor paths and has electrical components. The control module also includes a pan-shaped cover part protecting the control circuit. The cover part is arranged over a part of the electronic control circuit and contacts a side of the circuit board in a sealing manner with a flat contact region aligned parallel to the side. At least part of the electronic control circuit is protectively arranged in a housing inner chamber between the cover part and the circuit board, and electrical contacts of the circuit board are provided outside of the housing inner chamber, which is covered by the cover part, to contact electrical components of the control module. |
| US09408288B2 |
Edge ramping
Systems and methods for performing edge ramping are described. A system includes a base RF generator for generating a first RF signal. The first RF signal transitions from one state to another. The transition from one state to another of the first RF signal results in a change in plasma impedance. The system further includes a secondary RF generator for generating a second RF signal. The second RF signal transitions from one state to another to stabilize the change in the plasma impedance. The system includes a controller coupled to the secondary RF generator. The controller is used for providing parameter values to the secondary RF generator to perform edge ramping of the second RF signal when the second RF signal transitions from one state to another. |
| US09408285B2 |
Electrostatic discharge protection device and chip component with the same
Disclosed herein is an electrostatic discharge protection device including: a lower cover; electrodes disposed on the lower cover, being spaced apart from each other; a conductor disposed on the lower cover; and a semiconducting material layer covering the lower cover and the electrodes and formed of a semiconducting material. |
| US09408284B2 |
Test pin array with electrostatic discharge protection
A test pin array (21) array with electrostatic discharge protection comprises at least one modified test pin (22) with a static dissipative element (24) incorporated at its plunger tip (23). The use of the modified test among the test pin array provides an extremely low-cost alternative solution to the large scale testing of microchips without the use of any air ionizer. |
| US09408279B2 |
System and method for intelligent lighting systems
An intelligent system for controlling an exterior landscape lighting system by self calibration and self adjustments in real-time includes a plurality of lighting units, each lighting unit comprising a light sensor, a clocking device is electrically connected to each lighting unit, a power supply means operable to provide electrical power for operation of the clocking device, and a controller unit comprising a memory for storing a pre-recorded historical data and executing a set of instructions to control on and off times of each lighting unit. |
| US09408277B2 |
Control circuit for a phase-cut dimmer and a method of controlling a phase-cut dimmer
A control circuit is disclosed for lighting applications having a load and an AC leading-edge phase-cut dimmer comprising a phase-cutting switch, the circuit comprising: a detection circuit for detecting a deadlock state of the dimmer; and an activation circuit configured to, in response to the detection circuit detecting a deadlock state of the dimmer, supply a DC current to the dimmer to exit the deadlock state by activating the dimmer. A method of operating such a control circuit is also disclosed. |
| US09408276B2 |
Short circuit detection circuit and control method thereof
A short circuit detection circuit for detecting short circuit of a series of light-emitting diodes includes a constant current source, a rectifier, and a detector. The constant circuit source provides a setting current. The rectifier is coupled between a feedback node and the constant current source. The feedback node is coupled to a terminal of the series of light-emitting diodes. When a feedback voltage of the feedback node exceeds a short reference voltage, the rectifier allows the setting current sinks the feedback node. The detector detects the feedback voltage of the feedback node. When the feedback voltage exceeds a predetermined value, short-circuit protection is triggered to make the series of light-emitting diodes be turned off. |
| US09408272B2 |
Light driver and the controller and driving method thereof
A light driver and the controller and the driving method thereof are disclosed. The controller has a reference generating circuit which has a dimming signal converting circuit, a thermal signal converting circuit and a selecting circuit. The dimming signal converting circuit converts a dimming signal into a converted dimming signal and the thermal signal converting circuit converts the thermal signal into a converted thermal signal. The selecting circuit selects the smaller one of the converted dimming signal and the converted thermal signal and outputs a reference signal based on the selected smaller signal. |
| US09408271B2 |
High intensity LED illumination device with automated sensor-based control
A lighting system includes an external sensor that is configured to measure a characteristic value of light received from the lighting system in a location of an environment that is illuminated by the lighting system, and a lighting device. The lighting device includes a plurality of LEDs that include a first group of LEDs that exhibit a first color temperature and a second group of LEDs that exhibit a second color temperature, a housing, and a device controller containing control circuitry that is configured to receive data from the external sensor and automatically alter a characteristic of light emitted by one or more of the LEDs in response to the received data. The housing may include an opening that receives and secures the plurality of LEDs, a body portion that provides a heat sink for the plurality of LEDs, and a power supply. |
| US09408268B2 |
Group management of a wireless power outage lighting system
Aspects of the presently disclosed embodiments may include a wireless power outage lighting system comprising one or more power change detection apparatuses and one or more wireless lighting modules where the system is implemented to allow management of multiple groups in the same area such that interference may be avoided when there are multiple transmissions in the same area. A power change detection apparatus may be configured to transmit to avoid interference with another power change detection apparatus. A power change detection apparatus may also be configured through the user input method to operate different groups of wireless lighting modules such that lighting zones may be created. Multiple lighting zone allow a user to configure lighting provided by the wireless power outage lighting system based on their preference. |
| US09408263B2 |
LED lighting device
Provided is a circuit for preventing an operating current of a TRIAC dimmer from being dropped below a holding current value. In this regard, a light emitting diode (LED) lighting device includes a TRIAC dimmer for controlling intensity of light emitted from an LED, a load connected between an output terminal of the TRIAC dimmer and a bridge rectifier to stabilize operation of the TRIAC dimmer even in low dimming level periods of the TRIAC dimmer, the bridge rectifier connected with the load to supply an operating current to the LED; and the LED for receiving the operating current from the bridge rectifier. |
| US09408261B2 |
Dimmer detector for bleeder circuit activation
A circuit to be utilized for an LED driver bleeder activation. The circuit comprises a circuit block for timing a duration of any removed portion of a rectified line signal. The input of the circuit to be coupled to receive the phase controlled rectified line signal through a voltage divider. Comparing the divided rectified line signal with a threshold voltage and output a comparison result. A timer coupled to the comparator and responsive to the comparison result to time the duration of the removed portion of the rectified line signal and activate the bleeder activation circuitry to turn on the switching element of the bleeder to sink a controlled current from the input line. |
| US09408260B2 |
Analog dimming conversion circuit and display device
An analog dimming conversion circuit includes a first voltage dividing unit, a second voltage dividing unit, and a constant voltage unit. An input end of the first voltage dividing unit receives an analog dimming input signal. An output end of the first voltage dividing unit outputs a first intermediate voltage. An output end of the constant voltage unit outputs a second intermediate voltage which is constant. A first input end and a second input end of the second voltage dividing unit receive the first intermediate voltage and the second intermediate voltage respectively. An output end of the second voltage dividing unit outputs an analog dimming output signal. The analog dimming conversion circuit of the present disclosure can be used in liquid crystal TV, liquid crystal display, mobile phone, tablet personal computer, and other display devices with analog dimming function. |
| US09408257B2 |
Silicone band cable heater assembly, method of making and method of use
A silicone band heater assembly includes a silicone heater cable, lead wires, and a zip tie connection. The heater cable consists of a resistance heater wire that is optionally surrounded by a fiberglass braid, which in turn is encased in a silicone insulator. Each end of the heater cable includes an overmolded zip tie segment, which includes the splice connection between the lead wire and resistance wire, and the ability to link the ends of the heater cable assembly together when being clamped to a desired structure. |
| US09408253B2 |
Subscriber unit for managing dual wireless communication links
A technique for communication with a local area network (LAN) via a wireless connection determines whether a first short-range, high-speed, wireless communication path is available and connects to the LAN using a longer range, lower speed wireless communication path if the short-range, high-speed wireless communication path is not available. The low-range, high-speed wireless communication path is a wireless communication path is a wireless LAN connection such as an IEE 802.11-compliant wireless LAN and the long-range, low-sped wireless communication mode is a cellular CDMA-type connection. Determining whether the first IEEE 802.11 mode is available can be done by detecting a beacon signal, or transmitting a probe request message and detecting a probe response message in response to the probe request, indicating the presence or availability of the short-range, high-speed wireless communication path. Alternatively, the availability of short-range, high-speed wireless communication path can be detected by simply detecting activity on it. |
| US09408251B2 |
Transmitting data within a mesh network
Systems and methods for communicating data within mesh networks are provided. According to one implementation, a data communication node comprises a radio frequency (RF) driver configured to transmit RF signals to and receive RF signals from a remote device via an antenna. The node further comprises a timing device configured to establish a plurality of sequential time periods having start times and end times in synchronization with corresponding time periods of the remote device. The node also includes a memory device configured to store a frequency channel table listing a predetermined sequence of channels, the table also being stored in the remote device. Furthermore, the node comprises a transmitting module configured to forward information related to a data packet to the RF driver for transmission over a channel of the predetermined sequence of channels to the remote device during a first of the plurality of sequential time periods. |
| US09408247B2 |
Radio link failure (RLF) reporting
A method and network node for handling Radio Link Failure (RLF) Reports in a radio access network that utilizes different Radio Access Technologies (RATs) in different areas. A User Equipment (UE) generates and stores an RLF Report when the UE experiences an RLF at a first access node (AN) that utilizes a first RAT and the UE reconnects to a second AN that utilizes a second RAT. When the UE later reconnects to a third AN that utilizes the first RAT, the UE sends the RLF Report to the third AN. When the third AN does not have a connection to the first AN, the third AN determines whether receiving the RLF Report has caused a threshold value to be exceeded. If so, the third AN generates an event log containing failure information for the first AN, and makes the event log available to the network for corrective action. |
| US09408246B2 |
System and method for seamless Wi-Fi to UMTS handover
Systems, methods, apparatus and mechanism for maintaining an existing UE control session attachment while changing bearers of a UE data session, such as migrating between UMTS and non-UMTS bearers terminating at a common gateway device. |
| US09408243B2 |
Line of sight initiated handshake
Technologies are generally described for systems, devices and methods effective to implement a line of sight initiated handshake. In some examples, a processor in a first communication device may detect a line of sight directed from the first communication device to a second communication device. The first communication device may send a handshake request to the second communication device. The first communication device may receive a handshake acknowledgement from the second communication device. The handshake request and handshake acknowledgement may be effective to create the handshake. The first and second communication devices can thereafter share data. |
| US09408235B2 |
Method for transmitting data by using implicit forward ordering information obtained through competition by means of distributed coordination function in wireless LAN, and wireless communication device for transmitting data by using the same
According to the present invention, back-off slots and collisions in a competition by means of a DCF can be significantly reduced, and a throughput higher than existing DCFs can be provided. Also, overhead due to additional control messages is eliminated by reverse order implied information operating in a distributed manner in terminals, and communication with existing terminals is enabled even in a wireless network using Aps or the DCF. |
| US09408234B2 |
Method for transmitting data by using reverse order implied information obtained by competition by means of distributed coordination function in wireless LAN, and wireless communication device for transmitting data by using the same
According to the present invention, collision and a back-off slot in a competition by means of DCF can be significantly reduced, and a throughput higher than conventional DCFs can be provided. Also, overhead due to additional control messages is eliminated by reverse order implied information operating in a distributed manner in terminals, and communication with conventional terminals is enabled even in a wireless network using Aps or the DCF. |
| US09408229B2 |
Method for controlling radio resource allocation in mobile communication system
In a wireless mobile communications system, a method for controlling a radio resource allocation is provided. A network transmits access control information to a terminal such that a request for the radio resource allocation which will be transmitted from the terminal can be controlled. The terminal selectively transmits the request for the radio resource allocation based on the received information, thus a transmission of an unnecessary request for the radio resource can be minimized, thereby preventing a waste of the radio resource. |
| US09408228B2 |
Method and apparatus for uplink interference avoidance in case of timing advance group reconfiguration
Embodiments of the present application provide a method and apparatus for uplink interference avoidance in case of timing advance group reconfiguration. Wherein, the method includes: reconfiguring a TAG belonging to a secondary serving cell by terminal; and terminating, by the terminal, transmission of a periodic channel sounding reference signal Type-0 SRS in the secondary serving cell, and/or terminating, by the terminal, uplink non-adaptive retransmission in the secondary serving cell, after the terminal completes the reconfiguration of the TAG of the secondary serving cell and if a current TAG is a new one. With the embodiments of the present application, a problem of mutual interference with other terminal resulted from transmission of an uplink signal by the terminal in the secondary serving cell according to a wrong TA value may be avoided. |
| US09408224B2 |
Communications coexistence signaling
A coexistence signaling scheme for radio communications is described. In one embodiment, a method for coexistence signaling includes establishing first communications and second communications with separate access points or base stations. The method further includes determining protocol timings of the first and second communications. Based on various communications parameters, protocol timings, and identified interference conditions, the method includes generating one or more priority signals to manage the first and second communications. According to certain aspects, overlapping channel conditions can be avoided while maintaining acceptable communications data throughput. |
| US09408216B2 |
Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (CDMA) radio link
A technique for transmission of wireless signals across CDMA radio links. Bandwidth is allocated dynamically within a session to specific CDMA subscriber unit based upon data rate determinations. Specifically, a dynamic bandwidth allocation algorithm operates from limits calculated based upon available ports per subscriber, expected user bandwidth, and parallel user bandwidth versus throughput. Provisions for priority service, unbalanced forward and reverse spectrum utilization, voice prioritization, and band switching are also made. |
| US09408215B2 |
Full duplex backhaul radio with transmit beamforming
A intelligent backhaul radio is disclosed that is compact, light and low power for street level mounting, operates at 100 Mb/s or higher at ranges of 300 m or longer in obstructed LOS conditions with low latencies of 5 ms or less, can support PTP and PMP topologies, uses radio spectrum resources efficiently and does not require precise physical antenna alignment. |
| US09408210B2 |
Method, device and system for dynamic frequency spectrum optimization
The present invention discloses a method, a device and a system for dynamic frequency spectrum optimization. The method includes: predicting a traffic distribution of terminal(s) in each cell of multiple cells; generating multiple frequency spectrum allocation schemes for the multiple cells according to the traffic distribution of the terminal(s) in each cell, wherein each frequency spectrum allocation scheme comprises frequency spectrum(s) allocated for each cell; selecting a frequency spectrum allocation scheme superior to a current frequency spectrum allocation scheme of the multiple cells from the multiple frequency spectrum allocation schemes according to at least two network performance indicators of a network in which the multiple cells are located; and allocating frequency spectrum(s) for the multiple cells using the selected frequency spectrum allocation scheme. The present invention improves the utilization rate of the frequency spectrum and optimizes the multiple network performance indicators at the same time. |
| US09408209B2 |
Method and apparatus for enhanced RLC PDU transmission techniques
Apparatus and method for wireless communication in a wireless communication network includes determining availability of a primary uplink frequency of a primary carrier and a secondary uplink frequency of a secondary carrier for uplink transmissions and determining a primary radio condition of the primary uplink frequency meets a superior condition threshold and a second radio condition of the secondary uplink frequency meets an inferior condition threshold. Aspects of the method and apparatus also include transmitting, based on determining the primary radio condition meets the superior condition threshold and the second radio condition meets the inferior condition threshold, all pending control packet data units and all pending retransmission packet data units on the primary uplink frequency. Additionally, the UE duplicates a transmission of all data from the secondary uplink frequency on the primary uplink frequency. |
| US09408207B2 |
Methods and apparatus for enabling fast early termination of voice frames on the uplink
Methods and apparatus of wireless communication at a user equipment comprise compressing an uplink data packet. The methods and apparatus further comprise transmitting the uplink data packet on an uplink dedicated transport channel (DCH) to a network entity a plurality of times within a time duration allowed for transmission of the uncompressed uplink data packet. Moreover, the methods and apparatus comprise receiving a downlink acknowledgement message from the network entity corresponding to the uplink data packet. Additionally, the methods and apparatus comprise terminating transmission of the uplink DCH by transmitting bits of zero power for a remainder of the time duration on the DCH based on receiving the downlink acknowledgement message. |
| US09408206B2 |
Resource allocation in support of voice over internet protocol (VoIP) in a orthogonal frequency division multiple access (OFDMA) system
Method and apparatus for allocating resources to real-time traffic communication in an Orthogonal Frequency Division Multiple Access (OFDMA) based system are provided. An example method includes assigning, selecting, mapping and transmitting. One or more Voice Over Internet Protocol (VoIP) packets are assigned to a single bundled packet. A first modulation and coding scheme (MCS) of a set of MCSs is selected. The first MCS is the one MCS of the set of MCSs capable of mapping the bundled packet to a smallest possible amount of physical OFDMA resources while addressing one or more negative impacts of interference on a link associated with the real-time traffic communication. The bundled packet is mapped to the smallest possible amount of physical OFDMA resources based on the first MCS selected. The bundled packet is transmitted using the first MCS selected and over the smallest possible amount of physical OFDMA resources mapped. |
| US09408202B2 |
Method and apparatus for allocating resources for an enhanced physical hybrid automatic repeat request indicator channel
A method and apparatus are described for allocating resources for an enhanced physical hybrid automatic repeat request (HARQ) channel (E-PHICH). A subset of an enhanced physical downlink control channel (E-PDCCH) may be allocated for use by the E-PHICH. The E-PDCCH may be defined by at least one of enhanced resource element groups (eREGs) and enhanced control channel elements (eCCEs). Each eCCE may be formed by grouping a plurality of eREGs. Each eREG may contain at least one resource element (RE). Alternatively, a subset of eREGs may be allocated as E-PHICH resources. E-PDCCH physical resource block (PRB) pairs may be selected as a resource for the E-PHICH. An indication of the number of the eCCEs may be broadcast to a wireless transmit/receive unit (WTRU). |
| US09408201B2 |
Method and apparatus for transmitting/receiving channel state information
A method for CSI report transmission includes detecting a collision in a subframe, between a first PUCCH CSI report of one serving cell with which a UE is configured in one of transmission modes 1 to 9, and a second PUCCH CSI report of another serving cell with which the UE is configured in transmission mode 10. Upon the reporting types of the collided PUCCH CSI reports having a same priority, the method transmits the first PUCCH CSI report if the CSI process index of the second PUCCH CSI report has a positive value other than 1. A method for CSI report transmission includes configuring, via a higher layer, a UE configured in transmission mode 10 whether to create a respective CSI report(s) for each aperiodic CSI process or not, using an information element including at least three one-bit variables. |
| US09408200B2 |
Method for receiving uplink signal, base station, method for transmitting uplink signal and user equipment
A predetermined number of cyclic shift values are defined for a demodulation of uplink data. An available portion of the cyclic shift values from among the cyclic shift values is transmitted to user equipment. Control information for uplink data is transmitted to the user equipment via a physical control channel. The control information includes information indicating one cyclic shift value for generating a reference signal from among the portion of the cyclic shift values. The user equipment transmits the uplink data based on the control information and a reference signal for a demodulation of the uplink data. |
| US09408192B2 |
Radio communication system, mobile station, base station, and method for controlling radio communication system
A radio communication system includes a base station and a mobile station. The base station includes a controller that changes communication configurations when a plurality of communications with the mobile station at respective periodic communication intervals are scheduled to occur at the same communication timing so as to control to resolve simultaneous communications. The mobile station comprises a controller that performs communications with the base station using the communication configurations changed by the controller in the base station. |
| US09408187B2 |
Method and apparatus for wireless networks
In a non-limiting and exemplary embodiment, a method is provided for arranging multi-channel wireless communications, comprising: determining a first dedicated channel for a first apparatus from a set of channels, receiving an indication of a second dedicated channel for a second apparatus, and communicating with the second apparatus on the first dedicated channel and on the second dedicated channel, wherein a first communications event on the first dedicated channel and a second communication event at the second dedicated channel are carried out at least partially simultaneously. |
| US09408186B2 |
Method, base station, terminal and communication system for selecting a component carrier
A method, base station, terminal and communication system for selecting a component carrier are provided in the present invention. The method includes the following steps: determining the coverage range of each available carrier which can be used by the terminal; determining whether the distribution of the coverage ranges of all available carriers accords with a preset distribution mode; in the case of according with the presetting distribution mode, at least according to a rule which is determined by the distribution mode, determining a component carrier to be used. With the embodiments provided in the invention, a component carrier used by the terminal can be reasonably chosen. |
| US09408185B2 |
Method and apparatus for determining operating mode of device in wireless communication system
The present invention relates to a wireless communication system, and more specifically, to a method and apparatus for determining an operating mode of a device. A method for switching an operating mode of a device from a white-space bandwidth according to one embodiment of the present invention comprises the steps of: starting a timer related to database access if the device is operating in a first operating mode; determining whether a message is received from the database while the timer is in operation; and switching to a second operating mode if a message is not received from the existing database and the timer has expired. |
| US09408184B2 |
Systems and methods for multi-user simultaneous transmissions
Systems, methods, and devices are provided for protecting a multiuser (MU) transmission between an access point and a plurality of wireless stations. The access point may transmit a frame that is addressed to multiple stations in a wireless network. Each of the stations addressed by the frame may respond with an identical clear-to-send frame. In some instances, the clear-to-send frames transmitted by each wireless station may utilize the same scrambling code utilized by the frame transmitted by the access point, use the same modulation and coding scheme, and/or occupy the same frequency bands such that the multiple clear-to-send frames are combined in the air and detected as a single frame by the access point. In some instances, the access point may thereafter transmit an uplink reference frame to trigger the wireless stations to transmit an uplink data request frame to the access point. |
| US09408182B1 |
Third party action triggers
Methods, systems, and apparatus, for providing notifications based on third party data. In an aspect, a method includes receiving data responsive to a selection of an action trigger prompt at a user device, wherein: the action trigger prompt is rendered at the user device with a resource and displayed with the resource in an initial state, and upon selection of the action trigger prompt the user device displays an action trigger menu that facilitates the input of a plurality of parameter values for an event; and the received data specifies a user defined event and an action associated with the user defined event and to be taken in response to the occurrence of the user defined event; and storing the data specifying the user defined event and the action to be take in response to the occurrence of the user defined event in an action trigger data store. |
| US09408174B2 |
Facilitation of timed fingerprint mobile device locating
Downlink signal strength measurements from base stations (BSs) are reported by mobile devices to facilitate mobile device locating. A system receives the signal strength information and determines whether the mobile device is within a selected distance from any of the BSs in response to detecting that signal strength information for one of the BSs is greater than a predefined value. The system determines an area over which to search for the mobile device if the system fails to detect that the signal strength information for any of the BSs is greater than the predefined value. The area over which the search is performed is an intersection of all regions determined by the signal strengths of the BSs. |
| US09408173B1 |
Base station timing derived from wireless terminal information
A technique for deriving timing information across wireless base stations is disclosed. After initializing values for base station time-offset parameters, a server acquires reference coordinates of a wireless terminal, which are provided from an independent source, and also acquires values for one or more time-of-occurrences of events associated with signals that travel between the wireless terminal and the base stations. The server generates predicted coordinates of the wireless terminal, based in part on the current time-offset values, by using trilateration. The server then generates updated time-offset values, based on a method of least squares, in which each residual is a difference between the reference and predicted coordinates of each wireless terminal location, for one or more wireless terminals. The server modifies the time-offset values so as to minimize the least-squares function. |
| US09408169B2 |
Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling
An arrangement for providing synchronization between a number of overlapping area access points within a wireless LAN utilizes an Ethernet cable connection to transmit synchronization signals from a centralized hub/switch to each of the access points connected to the cable. The synchronization signal takes the form of a direct sequence spread spectrum (DS-SS) signal. |
| US09408167B2 |
Transmitting a synchronization indication
A first wireless access network node sets a synchronization indication based on whether the first wireless access network node is synchronized with a synchronization source. The first wireless access network node transmits the synchronization indication. |
| US09408165B2 |
Increasing capacity in wireless communications
Techniques to increase capacity in a wireless communications system. In an aspect, systematic non-transmission, or “blanking,” of minimal-rate frames transmitted in a communications system is provided. In an exemplary embodiment, eighth rate frames in a cdma2000 voice communications system are systematically substituted with null-rate frames carrying zero traffic bits. Provisions are nevertheless made for the transmission of certain designated as “critical” by, e.g., a vocoder. The receiver detects the presence of null rate or non-null rate transmissions and processes the received frames accordingly, including updating an outer loop power control only in response to non-null rate frames. Further techniques for changing the pilot transmission gating pattern to assist the receiver in detecting null rate frames are provided. In another aspect, early termination of a signal transmission over a wireless communications link is provided. In an exemplary embodiment, a base station (BS) transmits power control groups (PCG's) for a frame over a forward link (FL) to a mobile station (MS) until accurate reception of the frame is acknowledged by the MS over a reverse link (RL), possibly before all PCG's of the frame are received over the FL. Possible ACK signaling methods are defined for channels associated with a cdma2000 wireless communications system. In another exemplary embodiment, techniques for reverse link early termination are also provided. |
| US09408163B2 |
Power control method, activation management method, user equipment, and base station
An embodiment of the present invention discloses a power control method, including: obtaining, by a UE, configuration information, where the configuration information includes a configuration parameter of at least one Scell configured by a base station for the UE; setting, by the UE, an initial power adjustment value of the Scell according to the configuration parameter of the Scell in the configuration information; and controlling, by the UE, transmit power on the Scell according to the set initial power adjustment value of the Scell. Correspondingly, an embodiment of the present invention further discloses an activation management method, a UE, and a base station. By using the present invention, transmit power of a UE on an Scell can be accurately controlled, thereby ensuring accuracy of data transmission. |
| US09408161B2 |
Controlling energy consumption of a wireless network node
An arrangement for controlling energy consumption of a network node associated with a cell includes a terminal activity monitor (16) configured to detect active terminals served by the cell. A transmission controller (18) is connected to the terminal activity monitor and is configured to restrict transmission downlink in the cell during time periods when there are no active terminals served by the cell. During these time periods transmission is restricted to inermittent transmission of information assisting active terminals not served by the cell in finding the cell. |
| US09408160B2 |
Device and method for restricting transmission output in a portable terminal
A transmission output restricting method and apparatus of a portable terminal includes a radio frequency (RF) unit to detect a transmission power reflected based on a degree of mismatching of an antenna when a transmission power is emitted via the antenna, and to measure a transmission power increased due to the reflected transmission power caused by a human contact to the antenna, and a controller to control an output of the transmission power by restricting the output of the transmission power when the transmission power measured by the RF unit is greater than or equal to a predetermined value. |
| US09408158B2 |
Systems and methods for feedback reporting
A User Equipment (UE) is described. The UE decodes an uplink/downlink (UL/DL) reconfiguration downlink control information (DCI) with an enhanced interference mitigation with traffic adaptation (eIMTA)-radio network temporary identifier (RNTI) on a physical downlink control channel (PDCCH). The UE also determines if one or more valid UL/DL configurations in the UL/DL reconfiguration DCI with eIMTA-RNTI for all configured eIMTA cells are received. The UE further determines if physical uplink control channel (PUCCH) format 3 is configured. The UE additionally determines a PUCCH resource for physical downlink shared channel (PDSCH) hybrid automatic repeat request acknowledgement/negative acknowledgement (HARQ-ACK) reporting based on whether valid UL/DL configurations in the UL/DL reconfiguration DCI with eIMTA-RNTI for all of the configured eIMTA cells corresponding to a subframe for the PUCCH resource are received. The UE also sends PDSCH HARQ-ACK information on the selected PUCCH resource in an uplink subframe. |
| US09408157B2 |
Power control
Measures for enabling per-carrier power control for inter-band multi-carrier capable devices, such as for example inter-band carrier aggregation capable devices. Such measures may for example comprise calculating a desired cumulative output power value for a combination of at least two uplink carriers of a terminal device, said two uplink carriers operating on different bands, setting an output power value for each of the at least two uplink carriers of the terminal device based on the calculated desired cumulative output power value, and providing, for the terminal device, a power control instruction for the at least two uplink carriers at the terminal device in accordance with the output power values set for the at least two uplink carriers. |
| US09408155B2 |
Coordinated wireless communication and power delivery
The present disclosure is directed to a method, apparatus, and system for managing wireless communications between wireless devices, including providing radiative power delivery to the wireless devices. The wireless devices may include a communication transceiver to wireless communicate with other wireless devices and a radiative power harvester to receive radiative power transmissions from the other wireless devices. The wireless devices may also include a switching unit to selectively provide a connection to the communication transceiver and the wireless power harvester based on the mode of operation of the wireless devices. |
| US09408154B2 |
Programmable transmit continuous-time filter
A programmable-current transmit continuous-time filter (TX-CTF) system can be included in a radio frequency (RF) transmitter. The input of the TX-CTF can receive a baseband transmission signal, and the output of the TX-CTF can be provided to an upconversion mixer for conversion to RF for transmission. The TX-CTF includes amplifier circuitry and passive circuitry that together define the filter parameters. The TX-CTF further includes programmable current circuitry that provides a programmable bias current to the amplifier circuitry. The TX-CTF system also includes control logic that receives one or more transmitter control signals and, in response, generates signals that control the bias current provided to the TX-CTF. |
| US09408153B2 |
Controlling a mobile device
A method comprises controlling a mobile device comprising one or more wireless interfaces, one or more applications that require the mobile device to communicate wirelessly, and a database, to perform measuring power consumption during wireless communication in each of a plurality of circumstances in which one or more conditions are present for plural combinations of the one or more applications, and the one or more wireless interfaces and/or available access points, for each measurement of power consumption, recording in the database the measured power consumption (4.5) along with: information on the associated one or more conditions, and indicators identifying the one of the one or more applications and the one of the one or more wireless interfaces and/or access points (4.1), detecting a requirement of a first one of the one or more applications for wireless communication (4.2), utilizing the database and information on current conditions to identify the wireless interface and/or access point that might be expected to cause the lowest power consumption (4.3), and using the identified interface and/or access point to allow the first application to communicate wirelessly (4.4). |
| US09408152B2 |
Method and apparatus for setting and executing function profiles in mobile communication terminal
A method and apparatus for setting and executing a function profile in a mobile communication terminal to manage its battery usage. The method includes determining whether a function profile setting function is set; selecting, if a function profile setting function is set, a specific function and executing the function according to a set function profile. Therefore, each function of the mobile communication terminal can be executed in an optimal function profile which in turn reduces unnecessary power consumption of the mobile communication terminal. |
| US09408150B2 |
Multi-channel low power wake-up system
A wake-up system includes an instigator for transmitting a wake-up message from a primary node to a receiver at a secondary node. The instigator sends a wake-up on either first RF channel or a second RF channel having respective frequencies such that the second RF channel is an image of the first RF channel at a local oscillator frequency of the receiver. The receiver includes an RF filter that passes both the image and non-image channels, a frequency generator for generating a local oscillator signal at the local oscillator frequency, and a mixer for mixing the filtered modulated RF signal with said local oscillator signal to generate a modulated intermediate frequency (IF) signal. The receiver monitors both the image and non-image channels simultaneously for a valid wake-up message. A wake-up message detector indicates a wake-up condition in response to the reception of a valid wake-up message. |
| US09408147B2 |
Enhanced rate physical layer for Bluetooth™ low energy
A method of communicating data in a Bluetooth™ low energy (BLE) module is provided. The method includes modulating an outbound communication signal into a modulated signal with a particular modulation scheme based on a modulation type, and transmitting the modulated signal to a remote device via a wireless communication connection associated with the modulation type. The method also includes receiving an inbound radio frequency (RF) signal, determining if the inbound RF signal is associated with a modulation type, and demodulating the inbound RF signal with a particular modulation scheme based on the modulation type if the inbound RF signal is determined to be associated with a modulation type. In some aspects, the inbound RF signal and outbound modulated signal have symbol rates of 2 Megasymbols per second. In some implementations, the method includes switching between a legacy BLE system and an enhanced rate BLE system. |
| US09408146B2 |
Wireless field device and power management
A wireless field device that performs a wireless communication with other field devices in a wireless network through a gateway. The device includes: a battery incorporated in the field device to activate the field device; and a wireless communication module configured to exchange radio signals with the gateway to perform the wireless communication with said other field devices. When the field device starts procedure for joining in the wireless network, firstly, the wireless communication module continuously accesses the gateway in a first period to receive an advertisement signal from the gateway, and when the wireless communication module fails to receive the advertisement signal in the first period, the wireless communication module intermittently accesses the gateway until receiving the advertisement signal from the gateway. |
| US09408145B2 |
Reducing power consumption by a wireless communication device with multiple wireless communication modems
A method includes: a wireless communication device (WCD) receiving information indicating that a second user device that is close-by is actively running a messaging application, which establishes an active communication channel with a communication service that is responsible for routing incoming voice and data communication to the WCD. The method also includes: establishing a short range communication between the communication device and the second user device; in response to receiving the information and establishing the short range communication, placing at least a first modem of the WCD in a sleep state; and in response to at least one subsequent trigger event, awakening the first modem to an active state to enable use of the first modem to complete communication. The messaging service is configured to redirect incoming calls to the second user device while the messaging service is active and the devices are within short-range communication of each other. |
| US09408143B2 |
System and method for using context models to control operation of a mobile communications device
User activity on a mobile device is monitored and collected, and a resource usage model is constructed. The resource usage model describes a set of contexts in which the mobile device, and is the basis for determining a first exhaustion point for a resource. Based on the monitored activity, a prediction of a second exhaustion point for the resource time is made. If the second exhaustion point is prior to the first exhaustion point, usage of the resource is reduced. |
| US09408140B2 |
Using proximate access points to ensure fast Wi-Fi network discovery and reconnection with reduced power consumption
One embodiment of the present invention provides a portable device, which is configured to join a known Wi-Fi network. While the device is not associated with a known access point, the device scans for access points at a scanning frequency wherein information about known access points has been stored in a database in the device. During this scanning process, the device determines whether the device is proximate to a known access point and the device sets the device's scanning frequency based on whether the device is proximate to a known access point. |
| US09408135B2 |
Method and device for notifying wireless access point service virtual provider
In embodiments, a UE notifies an AP of information about a home operator of the UE; and the AP determines whether the home operator of the UE uses a hotspot virtualization technology on the AP, and if the home operator uses the hotspot virtualization technology on the AP, sends the information about the home operator of the UE as information about the AP access service operator to the UE, so that in a case in which the home operator of the UE and the AP access service operator are different, the UE considers the AP access service operator as the home operator of the UE and therefore preferentially selects a network of the home operator to access a communications network by using the AP. |
| US09408133B2 |
Mesh network commissioning
In embodiments of mesh network commissioning, a commissioning device of a mesh network can determine steering data for the mesh network, where the steering data includes an indication of a device identifier associated with a device that is allowed to join the mesh network, and the indication is represented as a set of values in a Bloom filter that represent the device identifier. The commissioning device can then propagate the steering data from the commissioning device for the mesh network to one or more routers in the mesh network. Propagating the steering data enables the routers to transmit the steering data in a beacon message, where the steering data enables the device associated with the device identifier to compare the set of values in the Bloom filter to a second set of values determined at the device to identify that the device is allowed to join the mesh network. |
| US09408132B2 |
Radio white space database discovery
The concepts relate to radio white space utilization and more specifically to discovery of radio white space databases that cover a specific location. One example can communicate a location to a radio white space database. The example can obtain, from the radio white space database, information about another radio white space database that covers the location. The example can supply the location to the another radio white space database. The example can also receive a set of radio white space frequencies and associated constraints for the location from the another radio white space database. The example can further communicate data over individual radio white space frequencies of the set in accordance with the constraints at the location. |
| US09408130B1 |
Method for managing cell reselection in multi-subscriber identity module devices
A method for cell reselection for a mobile communication device includes: selecting a best neighbor cell of a currently serving cell for a first subscription; starting a reselection timer; performing a plurality of signal measurements on the best neighbor cell; determining if a time period indicated by the reselection timer is expired; in response to a determination that the time period is expired, determining if a second subscription is engaged in an activity having higher priority than cell reselection; and in response to a determination that the second subscription is engaged in the activity having higher priority than cell reselection, inhibiting cell reselection on the first subscription. |
| US09408129B2 |
Multiple modem communication system and method for a mobile platform
A system, method, and device to enable communication between a first and second satellite station and a controller of a mobile platform. The controller includes a processor, a first modem facilitating communication with the first satellite station via a first frequency over a first communication link, and a map of the one or more networks of satellite stations including the second satellite station. The controller utilizes the map of the one or more networks of satellite stations to determine the second satellite station for communicating with the controller. A second modem is coupled to the controller and facilitates communication with the second satellite station via a second frequency over a second communication link, wherein the controller is configured to calculate a time to handoff communication with the mobile communicator from the first communication link to the second communication link. |
| US09408127B2 |
Method for re-selecting cell in wireless communication system, and apparatus therefor
Provided is a method for re-selecting a cell by a terminal in a wireless communication system. The method comprises: determining whether conditions for suspending application of autonomous priority handling are satisfied, the autonomous priority handling applying a priority order of a terminal which is different from a frequency priority order configured from a network for a particular frequency; if conditions for suspension are satisfied, re-selecting a cell by applying the configured priority order from the network to the particular frequency; determining whether start conditions for applying the autonomous priority order are satisfied; and if the start conditions are satisfied, re-selecting a cell by applying the priority order of the terminal for the particular frequency. |
| US09408126B2 |
Mobile communication method
A radio terminal UE according to one embodiment includes a radio communication unit 210 configured to receive a plurality of parameters including a first parameter for high-speed movement and a second parameter for non-high-speed movement as parameters for processing for switching to a neighboring base station from a base station connected to the radio terminal, and a controller 260 configured to acquire movement speed information indicating a movement speed of the radio terminal and to select a parameter corresponding to the movement speed information. The first parameter is configured to inhibit processing for switching to a Pico base station PeNB which is included in the neighboring base stations. |
| US09408118B2 |
Traffic management for heterogenous networks
This disclosure relates to cell selection of a telecommunication device based on mobility management algorithms for idle mode cell selection routines and handover routines. The mobility management algorithm can utilize the BTS class of the infrastructure equipment to help determine cell selection. The BTS class of the infrastructure equipment can be used to determine the geographic size of the coverage area that the infrastructure equipment provides. These algorithms can be used to help handle mobility management for telecommunication device. |
| US09408117B2 |
Base station device, handover controlling method, and radio communication system
A base station device establishes a first communication path for each mobile terminal with a control device that processes a signal related to network control or a signal related to user data. When an occurrence of handover of the mobile terminal is detected, the base station device establishes a second communication path with the base station device to be a handover destination. The base station device associates the first communication path with the second communication path. The base station device performs relay control of communication between the handed over mobile terminal and the control device based on a relationship between the first communication path and the second communication path that are associated. |
| US09408115B2 |
Base station controller selection for a roaming radio base station and method of operating the same
A master monitor/control (“M/C”) unit selects a base station controller (“BSC”) to serve a mobile radio base station (“RBS”). In one embodiment, the master M/C unit is configured to monitor and assess performance parameters of a communications link between the mobile RBS and a serving BSC and alternative communications links between the mobile RBS and a plurality of other BSCs. The master M/C unit is also configured to determine if the performance parameter of an alternative communications link between the mobile RBS and one of the plurality of other BSCs is better than the performance parameter of the communications link between the mobile RBS and the serving BSC, and select the one of the plurality of other BSCs as an alternative BSC accordingly. The master M/C unit is also configured to provide a new configuration for the mobile RBS and the alternative BSC to enable the alternative communications link therebetween. |
| US09408110B2 |
Apparatus and method for handling error for service flow modification a broadband wireless communication network
A network includes a Mobile Station (MS) for sending a Service Flow (SF) modification request message to a Base Station (BS) to modify an SF. The BS sends a path modification request message to a serving SF Authorization (SFA) when there is the information on the SF. The BS also sends an SF modification response message comprising a Confirmation Code ‘Reject SF not found’ to the MS when there is no information on the SF. The serving SFA sends a resource reservation request message to an anchor SFA when there is the information on the SF, and sends a path modification response message comprising a Failure Indication (FI) ‘Requested Context Unavailable’ to the BS when there is no information on the SF. The anchor SFA sends a resource reservation response message comprising the FI ‘Requested Context Unavailable’ to the serving SFA when there is no information on the SF. |
| US09408108B2 |
Control unit and method for controlling the load in a mobile telecommunications network
A method and control nodes for controlling load-based handover in a mobile telecommunications network is proposed and at least one logical control node for controlling resources in said cell and at least one logical service node for controlling quality of service, wherein said logical service node comprises terminal instruction means for instructing a mobile terminal communicating with said at least first base station to perform a handover, comprising the steps of—determining, in the CRNC, if the load in the cell exceeds a first threshold,—selecting, in the CRNC, a mobile terminal that should be moved to another carrier if the load in the cell exceeds the first threshold, and—instructing, from the CRNC, the SRNC to instruct the at least one mobile terminal to perform a handover. |
| US09408105B2 |
Cellular or WIFI mobile traffic optimization based on public or private network destination
Systems and methods for optimization of mobile traffic directed to private networks and operator configurability thereof are disclosed. One embodiment includes a method, which may be implemented on a system, for identifying a network accessed by mobile traffic at a mobile device, identifying an operator of the network, and/or determining whether the mobile traffic is directed towards a private or public network. In response to determining that the mobile traffic is directed towards a private network, determining whether the private network is owned by or operated by the operator. Optimization of the mobile traffic is performed based on policies set by the operator. In general, the system maintains and/or enforces different sets of policies regarding mobile traffic optimization set by different and multiple operators. |
| US09408104B1 |
Control of wireless communication based on predicted impact of data bundling
A method and system to help manage wireless communication with a UE in a manner that takes into account a predicted impact of data bundling, such as TTI bundling, with respect to communication of data during a session. When a radio access network (RAN) is going to serve a UE with data communication for a VoLTE call or other session that would trigger such bundling, the RAN will predict the extent of other data that will be communicated during the session, and the RAN will predict the impact, such as increased air interface load, that would result from data bundling of at least that other data communication. If the RAN thereby predicts that the impact of data bundling with respect to at least that other data communication will exceed a predefined threshold level, then the RAN will responsively take action to limit its air interface communication with the UE. |
| US09408097B2 |
Interference measurement resource (IMR) signaling and use to support interference coordination between cells
Indication(s) of a configuration of first interference measurement resources in first subframe(s) and of a configuration of second interference measurement resources in second subframe(s) are received at a first BS and from a second BS using an interface between the first and second BSs. The first BS transmits zero or low power REs that coincide with the REs belonging to the first interference measurement resources in the first subframe(s). The first BS transmits full power REs that coincide with the REs belonging to the second interference measurement resources in the second subframe(s). The first interference measurement resources in the first subframe(s) are to be used by a UE (e.g., attached to the second base station) to measure interference for zero or low power REs and the second interference measurement resources in the second subframe(s) are to be used by the UE to measure interference for full power REs. |
| US09408096B2 |
Method and wireless device for monitoring control channel
Provided are a method and a wireless device for monitoring a control channel in a wireless communication system. The wireless device monitors a first downlink control channel in a common search space of a subframe, and monitors a second downlink control channel in a user equipment-specific search space of the subframe. The first downlink control channel is modulated by a cell-specific reference signal, and the second downlink control channel is modulated by a reference signal that is specific to the wireless device. |
| US09408092B2 |
RAN performance through digital signal processing between baseband unit and remote radio heads
Digital signal processors (DSPs) process the digital baseband signals associated with CPRI links between BBUs and RRHs. The DSPs may be implemented at the RRH nodes (e.g., at the link leading to the BBU node), at the BBU node (e.g., at the links leading to the RRH nodes), or at both. The DSPs may be used to increase performance of the RAN. For example, the DSPs may implement digital filters designed to enhance the performance of the RAN. |
| US09408087B2 |
Systems and methods for dynamic frequency selection for interference avoidance
Systems and methods for identifying interference that warrants dynamic frequency selection (DFS) are provided. In one example, a wireless data radio system includes a radio frequency receiver and thresholding circuitry. The radio frequency receiver may provide a received signal strength indicator. The thresholding circuitry may compare the received signal strength indicator to a threshold value associated with radio interference, determine whether a dynamic frequency selection operation is warranted based at least in part on the comparison, and output a dynamic frequency selection signal indicating whether the dynamic frequency selection operation is warranted. |
| US09408086B2 |
Channel state information feedback apparatus and method in wireless communication system operating in FDD mode
A Channel State Information (CSI) feedback method and apparatus is provided for transmitting, at a base station, the CSIs for plural transmit antennas with a limited amount resource and receiving, at a mobile station, the CSIs efficiently in a massive Multiple Input Multiple Output (MIMO) system operating in the Frequency Division Duplex (FDD) mode. |
| US09408084B2 |
Control method for radiation beam direction of wireless transmission device
There is provided a control method for radiation beam direction of wireless transmission device in a method for controlling radiation beam for a mobile station considerably moving around in the wireless transmission device comprising: updating and storing movement data of moving position and moving direction of the mobile station every time it moves by receiving sensor data in the mobile station; calculating a moving point to move by using the stored movement data of the mobile station by the wireless transmission device; determining a sector zone of radiation beam emission for the moving point to move; and controlling radiation beam of the mobile station by using the sector zone for the determined radiation beam emission in the wireless transmission device. |
| US09408081B1 |
Assigning wireless coverage area identifiers based on tracking area groups
Data identifying a plurality of wireless coverage areas in a region may be obtained. The data may identify geographic locations of the wireless coverage areas. Possibly based on the data, the wireless coverage areas may be arranged into a plurality of mutually exclusive tracking area groups. Each of the tracking area groups may include multiple wireless coverage areas and may be identified by respective unique tracking area identifiers. The tracking area groups may form a geographically-defined sequence across the region. A numerical sequence of wireless coverage area identifiers may be assigned to the wireless coverage areas in the region, one wireless coverage area identifier per wireless coverage area. The wireless coverage areas of the tracking area groups may be provisioned to use the assigned wireless coverage area identifiers. |
| US09408074B2 |
Authentication system, electronic device, and authentication method
An authentication system includes one or more portable terminals and an electronic device. The electronic device includes a storage section, a terminal location acquiring section, a determining section, an authentication section, and a right granting section. The storage section stores authentication information of each of one or more users, usage right information of each user, and location information of the electronic device. The terminal location acquiring section acquires location information of each portable terminal. The determining section determines a first portable terminal that is located within a specific authentication distance from the electronic device, based on the location information. The authentication section performs authentication of a first user associated with the first portable terminal, based on the authentication information of the first user. The right granting section permits the first user to use the electronic device within a scope of usage right granted to the first user. |
| US09408073B2 |
Proximity and behavior-based enterprise security using a mobile device
A system and method for facilitating configuring software security functionality. An example method includes employing a first computing device to collect information associated with a user of enterprise software, resulting in collected information; and dynamically adjusting one or more security features of enterprise software running on or accessible via a second device based on the collected information. The software running on the second device may include or represent the enterprise software that includes software security functionality. The collected information may include contextual information. An administrator user option facilitates adjusting the one or more rules. |
| US09408070B2 |
Wireless internet activation system and method
A wireless modem device is configured for connection over a cellular carrier network to a second network. The device is initially in a non-activated mode in which the wireless modem device can only be connected to an authorization server of a cellular carrier network and cannot communicate outside the boundaries of an activation service for the wireless modem device. Activation is initiated by the cellular carrier network on receipt of a request from the wireless modem device to access a web resource address (URL) of the second network. The handset is connected to the carrier authorization server if the wireless modem device has not been activated, and is provided with an activation page at the authorization server. The authorization server activates the wireless modem device for wireless connection to the second network through the cellular carrier network. |
| US09408067B1 |
Selectively disallowing use of media over data calling in a segment based on segment characteristics
Systems and methods for selectively disallowing use of Media over Data in a network segment within a cellular network or a mobile communication network, at call initiation, in order to ensure a consummate user experience, are disclosed. An embodiment of the invention identifies a segment associated with a Media over Data call, at initiation, and utilizes a policy database to obtain a segment designation specific to the segment previously identified. Based on the segment designation, the Media over Data call is then either allowed or disallowed. The segment designation is based on segment conditions and/or subscriber policy characteristics. |
| US09408065B2 |
Controlling wireless communications on behalf of public service agencies
A device (34) facilitates communications on behalf of users from various public service agencies (22-32). An example device (34) is implemented at a core layer such that it is capable of interfacing with a plurality of wireless communication network elements. An example device (34) includes a database portion (36) that includes information regarding how wireless communications should be managed on behalf of individuals associated with one or more public service agencies. A communication portion (38) interfaces with one or more network elements to provide information from the database portion (36) to achieve the desired control over wireless communications on behalf of end users from the public service agencies. Control portions (40) provide information and management capabilities to agencies utilizing the device (34). |
| US09408062B2 |
Method of managing resources in a secondary station
A method for communicating in a mobile communications network including a primary station communicating with at least one secondary station comprising communication means for communicating with a primary station,the method comprising the step (a) of the secondary station signaling at least one preferred operating profile out of a plurality of available operating profiles in response to an event. |
| US09408061B2 |
Distributed network layer mobility for unified access networks
The present disclosure discloses a method and network device providing distributed network layer mobility for unified access networks. The method eliminates the need for a secure tunnel between a home network device and a foreign network device when a client roams from the home network device to the foreign network device. The disclosed network device receives an association request from a client device in a wireless network; identifies a first wireless virtual local area network (VLAN) that the client device is assigned to; and, allows traffic to or from the client device to be transmitted via the network device on the first wireless VLAN, wherein traffic on at least a second wireless VLAN is transmitted via the network device and segregated from the traffic on the first wireless VLAN. |
| US09408060B2 |
Interleaving multiple bluetooth low energy advertisements
The present disclosure relates to broadcasting multiple packets at periodic intervals for receipt by other devices. A common device can transmit multiple beacon protocols simultaneously (i.e., an interleaving of different beacons), such that regardless of which protocol a receiving device supports, it may utilize advertisements from that common device (e.g., beacon). Thus, a single or common transmitting device may support multiple advertisements, such that the amount of hardware to be deployed in any network is reduced. Rather than deploying a device per beacon, a single device may be deployed and transmit multiple beacons. |
| US09408059B2 |
Method and apparatus for communicating between mobile devices
A method and apparatus is disclosed herein for communicating between mobile devices. In one embodiment, the method comprises launching an application on a first mobile device, joining a wireless mesh network with the first mobile device being a node in the wireless mesh network in response to launching the application, discovering one or more other mobile devices that are active in the wireless mesh network using a discovery protocol, receiving profile information from each of the one or more other mobile devices, and displaying a visual directory of participants associated with the one or more other mobile devices active in the wireless mesh network. |
| US09408056B2 |
Systems and methods for improving telecommunications device experiences
Systems and methods for providing a better user experience and provider profitability. An exemplary system includes a telecommunications device subject to a cellular service plan from a cellular carrier. The telecommunications device includes an application program that gathers device usage data and determines whether the current cellular service plan is the best service plan based on gathered usage data. If a current cellular service plan is not the best service plan, based on the gathered usage data, then cellular service plans from the current cellular service provider or other service providers are measured against the gathered device-usage data to determine the best available service plan. |
| US09408048B1 |
Notifications for connected wearable devices
A user device includes a controlling application for a child's wearable device. A network device receives configuration settings for an event widget that activates the wearable device to send a prepared text message to a trusted contact and to receive a pre-recorded audio message from the trusted contact. The network device downloads the event widget to the wearable device and receives a selection signal that the event widget was selected. The network device authorizes the wearable device to send the prepared text message to the trusted contact when the widget selection time or current location for the wearable device matches the stored configuration settings. The network device receives, from the trusted contact, an acknowledgement of the prepared text message and sends the pre-recorded audio message to the wearable device. The network device facilitates communications between the trusted contact and the controlling application to provide live video from the user device. |
| US09408047B2 |
Read acknowledgement interoperability for text messaging and IP messaging
Use of information-elements (IE) to enable global system for mobile communications (GSM) devices to support read acknowledgements for text messaging, e.g., short message service (SMS). A GSM device inserts a read acknowledgement request Information-Element (IE) into the body of an SMS message to request that a read acknowledgement be returned to the sending device upon opening. When a GSM recipient device opens an SMS message with a read acknowledgement request IE, the GSM recipient device creates a read acknowledgement SMS message by populating a read acknowledgement message indicator IE, inserting the read acknowledgement message IE into an SMS message, and forwarding the read acknowledgement SMS message to an originating GSM device. Read acknowledgement IEs have a message value that allows a mobile device to associate a read acknowledgement with a particular SMS message. A short message service center (SMSC) supports interoperability between GSM, CDMA, IP, MME, and SMPP read acknowledgements. |
| US09408046B2 |
911 data messaging
A short messaging system (SMS) emergency services 911 system (SMS E911). Excess non-voice capacity is used to establish a Short Message Service (SMS) capability for generating an emergency 911 “equivalent” call, together with location information required by emergency services and to meet Federal 911 requirements. 911 requests for emergency assistance are delivered using non-voice centric sources such as SMS, email, and/or autonomous data/message generation devices. SMS 911 capability enables SMS savvy consumers to generate requests for emergency assistance to the local Public Safety Answering Point (PSAP). The SMS 911 emergency services request can be understood by an otherwise conventional PSAP, including provision of location information, and translated to provide first responders with the emergency services information they need to offer timely assistance. |
| US09408038B2 |
Filtering out access point data based on non-conformity with other access point data
Methods and systems are described for filtering out signal strength data associated with access points and a client device using heuristic and intra-access point analysis. The filtered data may be used to approximate the location of the client device. By filtering signal strength values through a heuristic and intra-access point analysis; the systems and methods described eliminate inaccurate or anomalistic values, which may negatively alter the estimated location of the client device. Accordingly, the systems and methods may produce more accurate client device location estimates by intelligently examining detected signal strength values. |
| US09408035B2 |
Mobile computing system with user preferred interactive components
A method and associated device is provided for providing context based information to a user. The device is a mobile device and information is provided on a display to a user. The mobile device enabled to receive input and in processing communication with one or more computers and comprising the steps of storing a user profile having at least information about a plurality of stores; creating a plurality of icons such that each icon at least includes one store; determining if more than one store should be represented under same icons; dynamically updating information about each store represented by said icons to see if a special condition can be associated with any of the stores represented by the icons; and displaying said plurality of icons on a display of the mobile device and adding a special effect to any icon that includes a store identified as having a special condition. |
| US09408034B2 |
Extended area event for network based proximity discovery
A network-centric device discovery solution that leverages area event location services. A proximity server (PS) performing device discovery for a discoverer mobile initiates an area event, via a location server, for each device subscribed to the same proximity service group as the discoverer mobile and camped on the same zone as the discoverer mobile. The area event notifies the PS each time such device moves into an area of an E-CGI and/or WiFI access point where the discoverer mobile attaches. If the PS receives an area event notification for the device camped on the same zone as the discoverer mobile, the PS requests location information for the device and uses returned location information to determine if the device is within a predefined proximity of the discoverer mobile. If the device is within a predefined proximity of the discoverer mobile, the PS sends a proximity alert message to the discoverer mobile. |
| US09408025B2 |
Authenticating a user's location in a femtocell-based network
A method for authenticating a user's location in a femtocell-based network is disclosed. A user is associated to a femtocell connected to a connection point in the wireless network. An indication of the user's location is provided to a remote user. A characteristic of a connection between the femtocell and the connection point is monitored. The monitored characteristic is provided to the remote user to verify user's location. |
| US09408024B2 |
Wide area positioning system
Systems and methods are described for determining position of a receiver. The positioning system comprises a transmitter network including transmitters that broadcast positioning signals. The positioning system comprises a remote receiver that acquires and tracks the positioning signals and/or satellite signals. The satellite signals are signals of a satellite-based positioning system. A first mode of the remote receiver uses terminal-based positioning in which the remote receiver computes a position using the positioning signals and/or the satellite signals. The positioning system comprises a server coupled to the remote receiver. A second operating mode of the remote receiver comprises network-based positioning in which the server computes a position of the remote receiver from the positioning signals and/or satellite signals, where the remote receiver receives and transfers to the server the positioning signals and/or satellite signals. |
| US09408021B2 |
Bluetooth headset
A Bluetooth headset is provided, which includes a band part including a first end and a second end; a first ear part provided at the first end of the band part, wherein the first ear part includes a first receiver and a first ear cap surrounding the first receiver; a second ear part provided at the second end of the band part, wherein the second ear part includes a second receiver and a second ear cap surrounding the second receiver; a first coupling case that covers the first ear part; and a second coupling case that covers the second ear part. The first coupling case and the second coupling detachably couple to each other such that the band part is arranged in a wearable ring shape. |
| US09408020B2 |
Method and radio beacon for localising an on-board unit
A method for localizing an on-board unit, which has a radio transceiver and an identifier, to a predefined area around a radio beacon, comprising the following steps: a) storing the identifier and an associated radio property in a database; b) sending a first request; c) receiving a first response from an on-board unit; d) determining, from the database, the radio property of the transceiver associated with the received identifier; and e) localizing the on-board unit in the predefined area; wherein: the steps b) to e) are repeated, for each run-through of the steps b) to e), a localization result is stored in a presence list, and the localizing is verified when the number of the positive localization results exceeds a threshold value. |
| US09408019B2 |
Accessing serial console port of a wireless access point
A computer readable medium includes instructions which cause performance of operations to configure an access point, including receiving, by a wireless communication controller, wireless communication signals detected by a wireless communication antenna. The access point includes the wireless communication antenna, the wireless communication controller, and a System-On-Chip (SOC) having a serial port configured for receiving input from the wireless communication controller. The wireless communication signals include configuration commands. The operations further include generating, by the wireless communication controller, serial signals based on the wireless communication signals, the serial signals including the configuration commands. The operations further include receiving, by the SOC from the wireless communication controller, the serial signals including the configuration commands in the wireless communication signals detected by the wireless communication antenna, and configuring the access point based on the configuration commands received in the wireless communication signals detected by the wireless communication antenna. |
| US09408017B2 |
Communication apparatus, control method, and storage medium
A communication apparatus having a first communication function of periodically transmitting a predetermined signal and communicating with another apparatus and a second communication function of communicating with another apparatus by producing an electric field or magnetic field determines whether a partner apparatus exists in a communicable range of the second communication function, and controls the first communication function to stop transmission of the predetermined signal in the case where it is determined that the partner apparatus exists in the communicable range. |
| US09408009B1 |
Combined microphone seal and air pressure relief valve that maintains a water tight seal
A wearable electronic device is discussed. The device has a housing and a processor in the housing. The processor can enable the wearer of the device to select different operations from an onscreen display. The device also has a communication circuit in the housing to transmit wirelessly to another device cooperating with the electronic device. The device has a microphone hole penetrating the housing to a microphone, a microphone seal component, and a waterproof material in the housing. The microphone seal component has channels and when compressed against the waterproof material can i) allow sound waves in air to pass through to the microphone inside the housing behind the waterproof material and the microphone seal component, ii) form a water tight seal for the microphone hole penetrating the housing, and iii) provide an air pressure equalization mechanism between internal pressure inside the housing and atmospheric pressure external to the housing. |
| US09408006B2 |
Systems and methods for facilitating electroacoustic stimulation using an off-the-ear sound processor module
An exemplary headpiece module includes 1) a housing configured to be affixed to a head of a patient, 2) communication circuitry disposed within the housing and that facilitates communication of an off-the-ear sound processor module with a cochlear implant implanted within the patient, and 3) a loudspeaker at least partially disposed within the housing of the headpiece module and that applies acoustic stimulation to the patient as directed by the off-the-ear sound processor module. |
| US09408005B2 |
Hearing aid with adaptive antenna system
A hearing aid includes: a signal processor; a wireless communications unit connected to the signal processor; and an antenna system with a data terminal and at least one control terminal, wherein the data terminal is connected to the wireless communications unit, the antenna system comprising a first antenna and one or more antenna feeds including a first antenna feed, the antenna system further comprising an antenna configurator for configuring the antenna system to operate in a selected antenna mode selected from a plurality of antenna modes including a first antenna mode and a second antenna mode according to a control signal transmitted on the at least one control terminal, wherein the antenna configurator is configured to apply a first antenna configuration to the data terminal when operating in the first antenna mode, and to apply a second antenna configuration to the data terminal when operating in the second antenna mode. |
| US09408000B2 |
Hearing instrument and method of identifying an output transducer of a hearing instrument
A method for identifying an output transducer of a hearing instrument is disclosed. The method includes applying a pseudo-random signal to the output transducer, receiving a response signal indicative of the impedance of the output transducer, computing a cross-correlation of the response signal and the pseudo-random signal, computing a Fourier transform of the computed cross-correlation, comparing the computed Fourier transform with one or more reference models, and identifying the output transducer based on the comparison. |
| US09407995B2 |
Acoustic generator, acoustic generation device, and electronic device
A purpose is to obtain a frequency characteristic of a good sound pressure. To achieve the purpose, an acoustic generator according to an embodiment includes a piezoelectric element (exciter), a flat vibrating body, and a resin layer. The piezoelectric element vibrates when an electric signal is input. To the vibrating body, the piezoelectric element is attached. The vibrating body vibrates with the piezoelectric element due to the vibration of the piezoelectric element. The resin layer is arranged to cover surfaces of the piezoelectric element and the vibrating body to which the piezoelectric element is attached. The resin layer is integrated with the vibrating body and the piezoelectric element. Also, to the resin layer, irregularity is provided. |
| US09407985B2 |
Microphone actuator
The present invention relates to a microphone actuator for fitting a microphone through the upper surface of a table such as that used in a boardroom. The microphone actuator comprises a stepper motor (2), coupled to a gear (4, 6, 8, 14) which is arranged to cause extension and/or retraction of a microphone (11) from or into a housing (20) respectively. The invention also relates to a method of initializing a microphone actuator comprising the steps of initially moving the actuator to a retracted position until a retracted limit stop is reached, receiving user input indicating that a setup mode has been entered, receiving user input indicating that the actuator should be extended or retracted, receiving user input indicating that a desired actuator position has been reached, and storing the desired actuator position in memory. |
| US09407977B2 |
Loudspeaker system with improved sound
A loudspeaker device is presented which includes a zeolite material comprising zeolite particles having a silicon to aluminum mass ratio of at least 200. For an increased pore fraction of pores with a diameter in a range between 0.7 micrometer and 30 micrometer shows an increased shift of the resonance frequency down to lower frequencies has been observed. |
| US09407976B2 |
Photonically routed transmission line
A method of dynamically routing a transmission line in a photosensitive layer including optically switching elements and a system to dynamically route a transmission line are described. The method includes determining dimensions of the transmission line based on a radio frequency signal for transmission through the transmission line. The method also includes controlling a light source to illuminate a portion of the optical switching elements of the photosensitive layer according to the dimensions to route the transmission line. |
| US09407975B2 |
Systems and methods for providing user interactions with media
Objects in a video are identified, and linked to ecommerce sites and advertisements. A user may select an object and be provided with information about the object. A video stream may be encoded with a separate metadata stream that contains the identity of each object on each frame of the video. The metadata channel may be extracted from a video stream and displayed to a user when the user clicks on the corresponding object. A device may take a video input, analyze it, and recognize the video. The device may look up said video in a database of tagged videos, output as an overlay or separate window to a video display device stream with information about the item. A user interface device may allow a user to select objects on a video screen and select and choose said object for integration with the other components of the system. |
| US09407972B2 |
Data processor, program updating method and storage medium
A data processor capable of preventing a system from starting up improperly due to incomplete program updating. The data processor receives, by way of an external interface, a program which is sent by communicating medium such as a broadcast wave or a telephone network from an external device and stores the received program into a memory B which is different from a memory A storing a program for the system when a version of the received program is newer than that of a program currently executed by the data processor, thereby starting up an MPU at the next time with the program stored in the memory B. |
| US09407969B2 |
Forming overlays at user's premises and utilizing them for selective combinations of TV broadcast channel format material and IP-format material
A method of displaying an Internet signal on a TV. Preferably, at least a portion of the Internet signal is selectively displayed by a remote activation control signal. |
| US09407965B2 |
Interface for watching a stream of videos
A user interface may be provided. A display of one or more levels of control for controlling video playback in the user interface may be provided in response to a first input from a directional controller along a first axis of the directional controller. Each level of control may include at least one control option that is different from control options at another level of control. A focus within a current level of control of the one or more levels of control may be set. The focus may be moved to another control option within the current level of control in response to a second input from the directional controller along a second axis of the directional controller. |
| US09407964B2 |
Method and system for navigating video to an instant time
A system and method are presented for navigating through image frames of video content to display particular frames of the video content while the video content continues to play. The system provides a viewer the ability to interact with and operate a device playing video content using touch input or input from a peripheral device to permit locating and displaying particular frames of video content concurrently with ongoing display of the video content. |
| US09407962B2 |
Method and device for generating and detecting a fingerprint functioning as a trigger marker in a multimedia signal
A device is configured to perform a method that detects a trigger marker for an action corresponding to a segment of a multimedia signal. A fingerprint is generated based on the segment of the multimedia signal at a trigger time point. The generated fingerprint is stored in a database and communicated to the device. During playback of the multimedia signal, fingerprints of segments of the multimedia signal are generated and matched against fingerprints in the database. When a match is found, one or more associated actions for the segment are retrieved by the device. The trigger time point may be determined as a time point near or at the segment of the multimedia signal with the matched fingerprint. In this way, trigger markers for actions may be enabled without modifying the multimedia signal. |
| US09407960B2 |
Methods, systems and computer program products for providing internet protocol television communication services
A method of providing communications services to customer premise equipment (CPE) coupled to a television. The method includes operating a network element as a communications terminal server, the network element being part of a communications network. The network element receives from the CPE a request to initiate communications with a diagnostic system coupled to the communications network. The network element accesses a communications application executing on a communications server coupled to the communications network and pushes a communications interface to the CPE. The network element receives message information from the CPE and routes the message information to the communications server to initiate delivery of a message to the diagnostic system. |
| US09407957B2 |
Display apparatus, external apparatus and control methods thereof and display system
Provided are a display system, an image processing apparatus, and an external apparatus, and methods of controlling the same. The display system includes: a plurality of servers which provides a video content; a display apparatus which interacts with the plurality of servers, and displays the video content provided by a first server of the plurality of servers; and an external apparatus which stores therein interaction history information of the display apparatus with the first server as a result of an interaction of the display apparatus with the first server, and transmits the stored interaction history information to a second server of the plurality of servers to enable the second server to provide the display apparatus with the video content based on the interaction history information when the display apparatus interacts with the second server. |
| US09407952B2 |
Control device, control method, program, and control system
Provided is a control device including a detector configured to detect use of an application on a communication terminal, and a controller configured to control recording processing related to content that is being output from a content output device associated with the communication terminal in accordance with a detection result obtained by the detector. |
| US09407949B2 |
Device and signal processing method thereof
A device capable of being controlled by user commands transmitted from a remote control apparatus is disclosed. The device includes a signal receiving unit configured to continuously receive a plurality of same remote control signals from the remote controller which are each generated according to a manipulation of the remote controller for a predetermined unit time; and a control unit configured to perform a first control action corresponding to one remote control signal of the plurality of same remote control signals and neglect other remote control signals of the plurality of remote control signals, if the one of the plurality of same remote control signals is received, wherein if a subsequent remote control signal generated according to an additional manipulation of the remote controller within the predetermined unit time is received, the control unit is configured to perform a second control action corresponding to the received subsequent remote control signal. |
| US09407947B1 |
Systems and methods for real time media consumption feedback
Systems and methods for providing users with a real time or near-real time indications of media channels or programs that are currently receiving the most usage or consumption within a defined population of users are disclosed. In an embodiment, a method receives media usage data for currently airing media while the media is being aired and creates an ordered list of media channels or programs for presentation, based at least in part on the media usage data. The method then presents the ordered list of media channels or programs while the media is being aired. In an embodiment, a system further provides the ability to easily select and tune one of the indicated channels or programs in an interactive interface. In an embodiment, the selected media channels or programs are sold on demand or as part of a service upgrade if they are not included in a user's current subscription. |
| US09407945B2 |
Adaptive rate shifting for delivery of video services to service groups
A video stream is provided to a set top box of a viewer to fulfill the viewer's request for a video on-demand service. The video stream is encoded at one of a plurality of encoding rates selected by a Service Quality Manager based on parameters defined for a service group, which in various embodiments may comprise the viewer, or the viewer along with other customers serviced by a single QAM. The parameters used for determining the encoding rate may involve currently allocated bandwidth, the viewer's service parameters, other customer's service parameters, and historical data regarding encoding rate selection data. The encoding rate used to encode a stream may be modified during streaming in response to other service requests. The encoding rate may be shifted based on anticipated service requests from other members in the service group. |
| US09407941B2 |
Distributing audio video content
A method of distributing audio video content is described. The method includes: receiving configuration data for a plurality of devices; for each device in the plurality of devices, computing a set of bit rates based, at least in part, on the configuration data; encoding audio video content at each bit rate in each set of bit rates to produce a plurality of encoded audio video content streams; splitting each encoded audio video content stream in the plurality of encoded audio video content streams into chunks to produce a plurality of chunked encoded audio video content streams; for each device in the plurality of devices, creating a separate index file, each separate index file including references to at least one of the plurality of chunked encoded audio video content streams; publishing a locator for each separate index file in a catalogue; and transmitting the plurality of chunked encoded audio video content streams and each separate index file to a network. Related systems, apparatus, and methods are also described. |
| US09407936B2 |
Method and apparatus for entropy coding video and method and apparatus for entropy decoding video
Provided are entropy decoding and encoding methods of a video. The entropy decoding method includes obtaining a transformation unit significant coefficient flag indicating whether a non-zero transformation coefficient exists in the transformation unit, from a bitstream, determining a context model for arithmetically decoding the transformation unit significant coefficient flag, based on the transformation depth of the transformation unit and arithmetically decoding the transformation unit significant coefficient flag based on the determined context model. |
| US09407935B2 |
Reconstructing a multi-latticed video signal
An apparatus for facilitating reception of multiple representations of a video signal. In one embodiment, the apparatus includes a mechanism for receiving plural representations of the video signal corresponding to plural decimated versions of the video signal, associating pictures of the received plural representations of the video signal, and outputting pictures corresponding to information from associated pictures in accordance with a relative temporal order. |
| US09407933B2 |
Simultaneous and loopless vector calculation of all run-level pairs in video compression
A method and a decoding or coding device for calculating at least one of run and level representations of respective quantized transform coefficients representing pixel values in a block of a video picture inserted in a coefficient array is disclosed. The method and the decoding or coding device are adjusted to generate a bitmask of the quantized transform coefficients, respectively perform a look up of the 8 least significant bits and the 8 most significant bits of the bitmask in a look up table, patch the looked up lower part and upper part bytemap values and insert the bytes of the first bytemap array from index position 8 minus the number of non-zeros in the 8 least significant bits of the bitmask. |
| US09407927B2 |
Motion vector coding method and motion vector decoding method
A motion vector coding unit executes processing including a neighboring block specification step of specifying a neighboring block which is located in the neighborhood of a current block; a judgment step of judging whether or not the neighboring block has been coded using a motion vector of another block; a prediction step of deriving a predictive motion vector of the current block using a motion vector calculated from the motion vector of the other block as a motion vector of the neighboring block; and a coding step of coding the motion vector of the current block using the predictive motion vector. |
| US09407917B2 |
Video encoding method with bit depth adjustment for fixed-point conversion and apparatus therefor, and video decoding method and apparatus therefor
Provided are a video encoding method of adjusting a range of encoded output data to adjust a bit depth during restoring of encoded samples, and a video decoding method of substantially preventing overflow from occurring in output data in operations of a decoding process. The video decoding method includes parsing and restoring quantized transformation coefficients in units of blocks of an image from a received bitstream, restoring transformation coefficients by performing inverse quantization on the quantized transformation coefficients, and restoring samples by performing one-dimensional (1D) inverse transformation and inverse scaling on the quantized transformation coefficients. At least one from among the transformation coefficients and the samples has a predetermined bit depth or less. |
| US09407908B2 |
Image display apparatus and method for operating the same
An image display apparatus and a method for operating the same are disclosed. The method for operating an image display apparatus includes receiving an image, separating the image into at least one of a two-dimensional (2D) image area or a three-dimensional (3D) image area, and displaying the at least one of the 2D or 3D image areas along with an area control object for changing a position or size of the 2D or 3D image area, on a display. |
| US09407907B2 |
Method and display for concurrently displaying a first image and a second image
The present disclosure relates to methods and display systems for concurrently displaying two complementary images. Collimated light comprising interlaced series of left and right image rows are received, at angles that alternate over time, on an intensity modulation matrix. The collimated light is transmitted to a patterned retarder capable of applying spatially alternating polarizations to successive rows. The collimated light is further transmitted to a display layer. The angles at which collimated light is received on the intensity modulation matrix and distances between display system components are such that odd lines of the display layer alternate in time between lines of a first image and lines of a second image while even lines of the display layer alternate between lines of the second image and lines of the first image. The first and second images may be discriminated by viewers using polarized glasses. |
| US09407904B2 |
Method for creating 3D virtual reality from 2D images
A method that enables creation of a 3D virtual reality environment from a series of 2D images of a scene. Embodiments map 2D images onto a sphere to create a composite spherical image, divide the composite image into regions, and add depth information to the regions. Depth information may be generated by mapping regions onto flat or curved surfaces, and positioning these surfaces in 3D space. Some embodiments enable inserting, removing, or extending objects in the scene, adding or modifying depth information as needed. The final composite image and depth information are projected back onto one or more spheres, and then projected onto left and right eye image planes to form a 3D stereoscopic image for a viewer of the virtual reality environment. Embodiments enable 3D images to be generated dynamically for the viewer in response to changes in the viewer's position and orientation in the virtual reality environment. |
| US09407900B2 |
Image encoding method and image encoding apparatus
An image encoding method for an encoding system includes receiving a first image captured by a main camera and a second image captured by a sub camera provided in the same plane; comparing pixel values of pixels at first coordinates of each of the first and second images to obtain a first difference value; determining the first coordinates are in surface or back region in case of the first difference value is not more than or more than a first threshold value; pixel-shifting the second image by a first shift amount; and comparing the pixel value at the first coordinates of the first image with that of the second image after the pixel shift to obtain a second difference value, determining whether the first coordinates are in the surface or back region based on the second difference value, and recording into a second frame different from the first frame. |
| US09407899B2 |
Method for transforming frame format and apparatus using same method
Disclosed are a method for converting a frame format and an apparatus using the same. The method may include: decoding an encoded multiview video compression (MVC)-compatible frame using an MVC decoder; and converting the decoded MVC-compatible frame into an advanced 3D frame. Accordingly, a different frame format may be played by an existing image processing device. |
| US09407897B2 |
Video processing apparatus and video processing method
A video processing apparatus includes: an obtainment unit which obtains a stereoscopic video, a subtitle data item, and subtitle depth information indicating a position of the subtitle data item in a depth direction; a depth level input unit which receives an input of depth level information for adjusting a depth effect of the stereoscopic video; a depth adjustment unit which adjusts, according to the depth level information, the depth effect of the stereoscopic video and a depth effect of the subtitle depth information in association with each other; a subtitle video generation unit which generates a subtitle video from the subtitle depth information adjusted by the depth adjustment unit and the subtitle data item; a video combining unit which combines the stereoscopic video and the subtitle video to generate a combined video; and an output unit which outputs the combined video generated by the video combining unit. |
| US09407895B2 |
Apparatus and method for controlling a video
A system for controlling a video is provided. The system includes a terminal which transmits a flush command to an external device to delete buffered data in a buffer of the external device when a search command for moving to a location of specific data of a video is generated while data of the video is streamed to the external device and which then transmits to the external device the specific data located in relation to the search command, and an external device which deletes the buffered data in the buffer when the flush command is received from the terminal while a video streamed from the terminal is reproduced and which buffers the specific data of the video received from the terminal in the buffer to be output. |
| US09407889B2 |
Image processing apparatus and image processing method for white balance control
A white balance control circuit calculates a first white balance correction value based on image data captured at light-emission timing of a flash unit and calculate a second white balance correction value based on image data captured at non-emission timing of the flash unit. The white balance control circuit acquires an image capturing condition corresponding to the image data captured at the light-emission timing of the flash unit or scene information obtained from color information of the image data captured at the light-emission timing of the flash unit. The white balance control circuit corrects at least one of the first white balance correction value and the second white balance correction value based on the image capturing condition or the scene information. |
| US09407884B2 |
Image pickup apparatus, control method therefore and storage medium employing phase difference pixels
A digital signal processing unit 17 extracts a determination block which includes a predetermined number of pixels and has a pixel to be corrected as the center. When an edge of an object image is present in each determination block, the direction of the edge is a direction perpendicular to a direction in which a phase difference is detected by the phase difference detecting pixel, and the edge overlaps the pixel to be corrected, the digital signal processing unit 17 performs interpolation correction for an output signal from the pixel to be corrected in the block. |
| US09407879B2 |
Systems and methods for automated cloud-based analytics and 3-dimensional (3D) playback for surveillance systems
Systems and methods for cloud-computing network with distributed input devices and a cloud-based analytics platform for automatically analyzing received 2-Dimensional (2D) video and/or image inputs for generating 3-Dimensional (3D) surveillance data and providing 3D display for a target surveillance area. |
| US09407878B2 |
Object tracking and alerts
An integrated surveillance system combining video surveillance and data from other sensor-based security networks is used to identify activities that may require attention. |
| US09407876B1 |
Method and system for encoding and decoding multiple wide-area surveillance area-of-interest video codestreams
A method of encoding and decoding a plurality of wide-area surveillance area-of-interest video codestreams is described. The method includes generating, by a computer server, a plurality of video codestreams, each video codestream comprising a plurality of areas-of-interest of a plurality of images. The method further includes multiplexing, by a multiplexer in communication with the computer server, the plurality of video codestreams into a multiplexed video codestream, transmitting the multiplexed video codestream from a first location to a second remote location; and demultiplexing the multiplexed video codestream at the second location to regenerate the plurality of video codestreams. |
| US09407873B2 |
Information processing apparatus, information processing method, and computer program product
An information processing apparatus is compatible with a High-Definition Multimedia Interface (HDMI) and serves as a sink device. The information processing apparatus comprising: a storage unit that stores therein recommended device information that is about a recommended source device and that includes a logical address and a vendor ID of the source device; and a controlling unit that obtains information about a logical address and a vendor ID of a source device connected to the information processing apparatus, compares the obtained information with the recommended device information, and if it is determined that the connected source device is not the recommended source device, performs control so as to allow the connected source device to be used while limiting a usage range of video and audio outputs. |
| US09407872B2 |
Apparatus and method for managing telepresence sessions
A system that incorporates teachings of the present disclosure may include, receiving first and second media content portraying images of first and second users, wherein the first and second users participate in a conference call. Joint media content is generated of the conference call including the images of the first and second users, that when presented at a display of a third user includes the images of the first and second users. Speech of the first user directed to the second user is detected and, in response, the image of the first user of the joint media content is adjusted to obtain a rotated image of the first user. The joint media content includes the rotated image of the first user and the image of the second user, that when presented at the display of the third user portrays the first user turned toward the second user. |
| US09407870B2 |
System and method for group video messaging service
A group video messaging method stores user information identifying authorized users of a video messaging system, and provides a user interface to the video messaging system. The user interface permits authorized users to transfer video files to the video messaging system for storage and retrieval, and to identify criteria for other authorized users to access each transferred video file. The method also stores in the video messaging system the video files transferred to the system by the authorized users; stores information identifying the user that transferred each stored video file to the video messaging system, and the criteria for authorized users to access the stored video files; and stores information identifying different groups of the authorized users and which of the stored video files are to be accessible to each of the authorized users or authorized user groups. |
| US09407869B2 |
Systems and methods for initiating conferences using external devices
A system and method for initiating conference calls with external devices are disclosed. Call participants are sent conference invitation and conference information regarding the designated conference call. This conference information is stored on the participant's external device. When the participants arrive at a conference call location having a conferencing device, the conferencing device is capable of communicating with the external device, initiating communications, exchanging conference information. If the participant is verified and/or authorized, the conference system may send the IP address of the conference device to the conference system to initiate the conference call. In one embodiment, the conference device uses an ultrasound acoustic communication band to initiate the call with the external device on a semi-automated basis. An acoustic signature comprising a pilot sequence for communications synchronization may be generated to facilitate the call. Audible and aesthetic acoustic protocols may also be employed. |
| US09407868B2 |
Controlling light sources of a directional backlight
Teleconferencing is performed between two telecommunication devices having a display device and a stereoscopic pair of cameras positioned outside opposed sides of the display device at the same level partway along those sides. The separation between the centers of the cameras is in a range having a lower limit of 60 mm and an upper limit of 110 mm to improve the perceived roundness in a displayed stereoscopic image of a head. In captured stereo images that are video images, a head is segmented and the segmented backgrounds are replaced by replacement images that have a lower degree of perceived stereoscopic depth to compensate for non-linear depth perception in the displayed stereo images. Images are shifted vertically to position an eye-line of a detected face at the level of the stereoscopic pair of cameras of the telecommunication device where the images are displayed, improving the naturalness of the displayed image. |
| US09407860B2 |
System, method and computer program product for processing image data
A method for processing a first image having associated location data is provided. In one embodiment, the method comprises determining that a location alias exists for the location data of the first image, storing the location alias in memory in association with the first image, determining an identity of a person who appears in the first image via processing of facial data of the person from the first image, storing information of the identity of the person appearing in the first image in memory in association with the first image, outputting the first image to a display in response to a request, outputting the location alias to the display for viewing concurrently with the first image, and outputting the identity of the person who appears in the first image to the display for viewing concurrently with the first image. |
| US09407858B2 |
Voiceover system and method
A method of obtaining feedback on performance of an activity includes creating an input audio/video file or stream of performance of an activity, and providing the input audio/video file or stream to an evaluator. The evaluator inserts feedback in the input audio/video file or stream to create a feedback-annotated audio/video file. The feedback-annotated audio/video file includes at least one pause break during which audio commentary and/or graphical information inserted by the evaluator are presented while audio and video of the input audio/video file or stream are paused. |
| US09407856B2 |
Transparent FIPEL backlight panels which display colored light from a front surface to a light modulator and a white light from a back surface
A television formed of a FIPEL panel that creates light in both front and rear directions. The television system has a light modulator and a backlight layer for the light modulator. The backlight layer emits light both toward the light modulator to create a television display, and away from the light modulator to create a backlight for the television. The television can be in a housing, with a transparent back. The housing can also have a bezel that can be lit by the backlight layer. |
| US09407853B2 |
Method for presenting weather data
In general, in one aspect, the invention relates to a method for presenting weather data. The method includes displaying a first weather video panel comprising a first video element and a second weather video panel comprising a second video element, where the first video element and the second video element are synchronized, and receiving an instruction to add a third weather video panel. The method further includes, in response to receiving the instruction to add a third weather video panel, displaying the third weather video panel comprising a third video element, and restarting the first weather video panel and the second weather video panel, where after the restarting, the first video element, the second video element, and the third video element are synchronized. |
| US09407852B2 |
Method and system for providing program guide data from a content provider to a user device through a partner service provider based upon user attributes
A method and system for providing program guide data to a user network device associated with a user identifier includes a partner service provider in communication with the user network device and a primary service provider in communication with the partner service provider authenticating the user network device provider using the user identifier. The user network device generates a request for program guide data and communicates the user identifier and the request to the partner service provider. The partner service provider or the primary service provider communicates program guide data to the user network device based on the identifier data. The user network device displays the program guide data on a display device. |
| US09407850B2 |
Image sensor and adjustment method thereof
An image sensor is provided. The image sensor includes a pixel array, a sense amplifier, an analog-to-digital converter, a processor and a voltage generator. The sense amplifier obtains a first signal according to a pixel signal from the pixel array and a reference voltage, wherein the reference voltage has a first voltage level. The analog-to-digital converter converts the first signal into a first digital signal. The processor provides a feedback signal according to the first digital signal. The voltage generator adjusts the reference voltage to a second voltage level corresponding to the feedback signal. The sense amplifier removes a direct current (DC) bias voltage from the pixel signal according to the reference signal having the second voltage level. |
| US09407849B2 |
Image sensor and system including the same
An image sensor includes a first column pair and a second column pair among a plurality of columns of a pixel array, an analog-to-digital converter pair, and a switch arrangement circuit configured to connect the first column pair with the analog-to-digital converter pair in response to first switch control signals such that two rows among a plurality of rows in the pixel array are read during a single access time. |
| US09407848B2 |
Method and apparatus for pixel control signal verification
Imaging systems may be provided with image sensors having an array of image pixels coupled to row control circuitry and verification circuitry. The row control circuitry may provide row control signals to the image pixels for capturing image data. The verification circuitry may receive the row control signals through the array of image pixels. The verification circuitry may identify predetermined ranges of acceptable row control signal magnitudes based on the type of row control signal and the mode of operation of the image sensor. The verification circuitry may be configured to compare row control signal magnitudes to the predetermined acceptable ranges. If the row control signal magnitudes are outside of one or more of the predetermined ranges, circuitry in the imaging system may be shut off and/or a fault signal such as an audible or visible failure alert signal may be produced for an operator of imaging system. |
| US09407846B2 |
Analog-to-digital conversion device
An analog-to-digital conversion device includes a plurality of counting period supply units that supply a period of length according to a voltage of an analog signal inputted into each counting period supply unit based on the voltage of the analog signal as a counting period, a plurality of counter circuits which are connected to a common power supply and which perform a counting operation that counts a count value in the counting period different from each other and generate a digital signal indicating the count value, and a plurality of compensation circuits which are connected to the power supply and which operate so that the greater the number of counter circuits that stop the counting operation among the plurality of counter circuits, the greater the number of the compensation circuits that operate. |
| US09407843B2 |
Detector system and module for compensating dark current
A compensating current is applied at one or more points in a signal processing path to compensate for one or both of a dark or offset current present in an input signal. In certain implementations, the dark or offset current is present in a signal generated by a photomultiplier device. The dark or offset current may be monitored in an output of the signal processing path and, the monitoring being used to determine how much compensation is needed in the signal processing path and to allocate where in the signal processing path the compensation current will be applied. |
| US09407842B2 |
Image pickup apparatus and image pickup method for preventing degradation of image quality
There is provided an image pickup apparatus including an image sensor including a plurality of phase difference detection pixels that each perform pupil division of a photographing lens, a gain acquisition unit for acquiring a gain used to correct an output of the phase difference detection pixels, and a correction processing unit for correcting the output of the phase difference detection pixels using the gain acquired by the gain acquisition unit. |
| US09407839B2 |
Solid-state imaging device
A solid-state imaging device including an AD converter and a pixel array is provided. The AD converter performs a ramp comparison and a successive-approximation. The AD converter determines a digital value by performing one of the ramp comparison and the successive-approximation as a former comparison operation and then performing the other as a latter comparison operation in the range narrowed down by the former comparison operation. The pixel array supplies, to the AD converter, a reference signal corresponding to a reset level of the pixel, and an image signal having image information. The AD converter performs the latter comparison operation without performing the former comparison operation, when the reference signal is supplied. |
| US09407837B2 |
Depth sensor using modulated light projector and image sensor with color and IR sensing
An electronic device includes a modulated light projector to project an infrared light pattern and an image sensor. The image sensor includes an array of photosensors and a filter array overlying the array of photosensors. The filter array comprises a mosaic of color filter elements and infrared filter elements, each color filter element overlying a corresponding photosensor of a first subset of photosensors and each infrared filter element overlying a corresponding photosensor of a second subset of photosensors. The electronic device further includes a controller to, in a first mode, control the image sensor to capture a color image using the first subset of photosensors and, in a second mode, control the image sensor to capture a depth image representing a reflection of the infrared light pattern using the second subset of photosensors. |
| US09407835B2 |
Image obtaining method and electronic device
An image obtaining method and an electronic device for implementing the method are disclosed. The method includes: capturing M image frames of a first object by the image capturing unit in a first time period, where M is an integer larger than or equal to 2; determining a first region of the i-th image frame of the M image frames based on a first preset rule; obtaining M sub-image frames from the M image frames based on information of the first region, where the i-th sub-image frame of the M sub-image frames is determined based on the i-th image frame and the information of the first region; obtaining the j-th image frame of the M image frames, where j is the same as or different from i; and generating a first dynamic image of the first object by using the j-th image frame and the M sub-image frames. |
| US09407828B2 |
Wide dynamic range CMOS image sensor and image sensing method
Disclosed is a CMOS image sensor comprising a unit pixel which includes a photodetector (e.g., photodiode); an erasing transistor which, being connected to the photodetector, controls the exposure integration time of the photodetector by time division; a charge storage (e.g., floating diffusion region) in which the charge accumulated in the photodetector is transferred and stored; and a transfer transistor which, being connected between the photodetector and the charge storage, transfers the charge accumulated in the photodetector to the charge storage; wherein a first signal charge accumulated in the photodetector during the first exposure integration time is transferred to the charge storage and stored therein, and the second signal charge is accumulated in the photodetector during the second exposure integration time, thereby sequentially reading out signals in response to the first signal charge and the second signal charge at a time of sampling out the information on signal charge stored in the unit pixel. |
| US09407825B2 |
Imaging apparatus, image processing apparatus, image processing method, and storage medium
An imaging apparatus in which a composite image and composite information are reproduced from a recording medium, an image acquired by a second imaging unit is extracted from the composite image based on the reproduced composite information, and information for displaying the extracted image acquired by the second imaging unit is generated. |
| US09407821B2 |
Electronic apparatus and method of controlling the same
An electronic apparatus includes a main processor, a first memory connected to the main processor, an image processor that controls a photographing operation in response to a control signal from the main processor, and a second memory connected to the image processor. If the main processor is completely booted up after the image processor is completely booted up, the image processor controls the photographing operation in response to a shutter release signal, and stores an image captured according to the photographing operation in the second memory. The method includes determining whether the main processor is completely booted up, if the image processor is completely booted up; if the main processor is not completely booted up, controlling a photographing operation, by the image processor, in response to a shutter release signal; and storing an image captured according to the photographing operation, in a memory of the image processor. |
| US09407819B2 |
System and method for multidirectional imaging
An imaging device is provided, comprising a multidirectional imaging unit defining a plurality of fields of view (FOVs), a sensor unit, and guiding optics. The multidirectional imaging unit is configured for collecting a plurality of electromagnetic (EM) radiation portions from a plurality of scenes, each scene being imaged with a respective FOV. The sensor is configured for receiving EM radiation and generating image data indicative thereof. The guiding optics is configured for receiving at least a part of the collected EM radiation portions and directing them onto the sensor unit. |
| US09407817B2 |
Imager device for fusing an image from multiple sources
Provided herein is an imager device for fusing an image from multiple sources. The device includes a focal plane array detector for obtaining an image of a scene at a first wavelength; a display projector for projecting a projected image of the scene obtained by the focal plane array detector at a second wavelength; and a splitter/combiner element positioned to direct a line of sight of the focal plane array detector in a first direction and to direct the projected image in a second direction. The device is configured such that a normal line of sight having a third wavelength passes through the splitter/combiner element without being deflected by the splitter/combiner element. An assembly including an optical scope and an imager device for fusing an image from multiple sources is also provided. The scope may be a direct view optical scope or an indirect view optical scope. |
| US09407812B2 |
Image pickup apparatus capable of performing autofocus control in response to output of image pickup device, control method therefor, and storage medium storing control program therefor
An image pickup apparatus that is capable of performing a focusing control with sufficient accuracy without restricting a settable range of a focus detection area. An image pickup device has pixels each of which has sub-pixels that receive light beams passing through different pupil areas. A correlation operation area including a focus detection area and a shift area is set in an image indicated by an output from the image pickup device. A defocus amount is calculated in response to a correlation amount found by applying a shift process to image signals from the sub-pixels. If the focus detection area is set at a position where the correlation operation area is set with a default width, the shift area is set with a predetermined width. Otherwise the shift area is set with a narrower width and the correlation operation area is set with a width narrower than the default width. |
| US09407804B2 |
Method, apparatus, and non-transitory medium for generating a synthetic image from a series of captured images
An image processing apparatus includes: a specific sound detecting section detecting a specific sound generated during motion in a specific motion of a target object included in an image group including a plurality of images which continues in a time-series manner; a valid sound range setting section setting, as a valid sound range, a range in the time axis for determination of whether the specific sound is valid on the basis of a user manipulation; and a selecting section selecting a predetermined number of motion transition images representing transitions of the specific motion from a selection range of the image group in the time axis, with reference to a detection position of the specific sound in the time axis, in a case where the specific sound is detected in the set valid sound range. |
| US09407796B2 |
System for reconstructing optical properties in a diffusing medium, comprising a pulsed radiation source and at least two detectors of two different types, and associated reconstruction method
A system for reconstructing optical properties of a diffusing medium including at least one pulsed radiation source capable of illuminating the diffusing medium, at least one first detector of a first type, capable of receiving a signal emitted by the medium, the first detector being a time-resolved detector, and an information processing unit for processing at least one source—first detector pair, a time distribution of the signal received by the corresponding first detector. The reconstruction system also includes at least one second detector of a second type, each second detector being made up of a set of pixel(s) from an image sensor capable of acquiring an image of the medium, and the second detector being capable of measuring an intensity of the signal emitted by the medium, the intensity corresponding to an equivalent moment of order 0 for the corresponding source—second detector pair. |
| US09407795B2 |
Method of reading out a CMOS image sensor and a CMOS image sensor configured for carrying out such method
The invention relates to a method of reading out a CMOS image sensor. The method includes setting a pixel (Pxl) in a first mode (SS) and resetting the pixel (Pxl) so the predefined voltage (V-ref) is set over the photo-diode (Dde) and the first capacitance (C_low). The method further includes collecting charge carriers that reduce the pixel potential (Vp) on the photo-diode (Dde). The method further includes reading out the pixel (Pxl) while in the first mode (SS) and a second mode (LS), and storing the pixel potential (Vp). The method further includes resetting the pixel (Pxl) such that the predefined voltage (V_ref) is over the photo-diode (Dde), the first capacitance (C_low), and the second capacitance (C_high). The method further includes reading out the pixel (Pxl) while in the second mode (LS) and the first mode (SS), and storing the pixel potential (Vp). |
| US09407792B2 |
Color processing apparatus and method therefor with correction of tristimulus values across multiple sets of color matching function
A plurality sets of tristimulus values are calculated from input spectral data using a plurality sets of color matching functions. Correction coefficients for tristimulus values are calculated based on derivation methods of the plurality sets of color matching functions. Corrected tristimulus values are calculated from the plurality sets of tristimulus values using the correction coefficients. |
| US09407790B2 |
Method for noise-robust color changes in digital images
A method for applying filters to digital images with minimal amplification of image noise, comprising filtering the digital image with an EPDR edge-preserving detail-reducing filter, determining a matrix from the filtered image as a result of one or more structure adaptive functions, and modifying the digital image using the filter, adjusted by the matrix values, to produce an enhanced digital image. The order of processing may be inverted, by first determining the matrix and then filtering the matrix with the edge-preserving detail-reducing filter. |
| US09407784B2 |
Image processing apparatus, control method thereof, and storage medium
An image processing apparatus according to the present invention includes a storage unit configured to store in advance configuration data, for each plurality of the functional blocks, for configuring the functional blocks in the reconfigurable circuit. Upon accepting a user operation indicating a job to be executed via an operation unit, the image processing apparatus reconfigures the reconfigurable circuit by reading required configuration data from the storage unit before a start instruction to start the job is accepted. |
| US09407783B2 |
Image forming apparatus
An image forming apparatus includes an acquiring section, a storing section, a total-calculating section, a determining section, and an image forming section. The acquiring section acquires, from each of one or more pre-designated target persons, a printing requirement notification indicating whether or not the target person requires printing, and further indicating a number of required copies when the target person requires printing. The storing section stores output target data. The total-calculating section calculates, based on one or more printing requirement notifications acquired by the acquiring section, a total number of required copies indicated by the printing requirement notifications. The determining section determines a final number of copies to be printed based on a calculation result of the total-calculating section. The image forming section prints an image based on the output target data in accordance with the final number of copies determined by the determining section. |
| US09407782B2 |
Copying machine, copying area detecting method, and non-transitory computer-readable medium storing instructions to execute the method
A copying machine changes a reading position to a first position corresponding to the designated sheet size without executing reading, obtains first line data corresponding to a length of a longer side of the designated sheet size by causing the reading mechanism to read one line of image along the main scanning direction when the reading position is the first position, determines the target reading area on the original sheet placement table with use of the main length of the original sheet and the designated sheet size when the main length of the original sheet is identifiable with use of the first line data, the target reading area having a rectangular shape, one of vertexes of the rectangular shape being the basic point, and generates read data representing a read image within the target reading area by causing the reading mechanism to read the target reading area. |
| US09407781B2 |
Image reading device having antenna including communication surface disposed along side wall
An image reading device includes a casing, an image reading unit, a mounting board, and an antenna. The casing has a side wall positioned at one end thereof in a first direction. The image reading unit is accommodated in the casing and configured to read an image of an original document by scanning in the first direction. The mounting board is accommodated in the casing and mounts an electronic component that is used when the image reading unit reads the image, the mounting board extending in the first direction. The antenna is accommodated in the casing and configured to receive or transmit a radio signal. The antenna is disposed along and adjacent the side wall. |
| US09407780B2 |
Light scanning device and image forming apparatus including the same
According to the present disclosure, a light scanning device includes a housing, a light source, a polygon mirror, a polygon motor, a cooling duct, and a fastening portion. The housing is constituted by a housing main body and an upper lid. The light source is supported at one end side of the housing main body. The cooling duct is provided in the housing main body to extend from a light-source side to a side opposite from the light source. The fastening portion is constituted by first and second fastening portions disposed on the light-source side so as to sandwich the light source therebetween and a third fastening portion disposed at a position that is on the side opposite from the light source and that does not overlap the cooling duct as seen from a screw-fastening direction. |
| US09407774B2 |
Temporary enum gateway
A temporary ENUM architecture assigns a temporary ENUM at call time. For an originated communication requiring routing to a party which needs a particular callback format not supported, the TempENUM provides consistency with the specific format required by the receiving party. The TempENUM is assigned for the duration of the call or communication, or for a given amount of time thereafter. The TempENUM service gateway includes a TempENUM database, a module that assigns a suitable TempENUM at the time of call routing, and a module that handles a lookup in the TempENUM database, and maps the assigned TempENUM to a calling party identifier (CgPID). The TempENUM database stores a TempENUM from a coordinator system and relates the actual calling party identifier (CgPID) for use in callback attempts. Either during the initial call or communication, or shortly thereafter, the receiving party uses the TempENUM number to return communication the initial caller. |
| US09407767B2 |
Systems and methods for tracking calls responsive to advertisements using back channel messaging and data channel communications
Systems, methods, apparatus, and computer-readable media are provided to track call information pertinent to calls responsive to advertisements. A message may be received via a data network from a communication device running an application. The application may be associated with a communication reference. Responsive to selection of a user-selectable option that may correspond to an advertisement presented via the communication device, the message may be sent, via the data network, to a call information handling system. The message may indicate call information. Unique identification of the communication device and/or a user may be determined. The call information may be stored in a tracking information repository in association with the unique identification. |
| US09407764B2 |
Systems and methods for presenting end to end calls and associated information
Systems and methods that analyze and monitor the performance of a call center including performance of the interactive voice response systems, call center agents, and other components. The systems and methods record characteristics of the call such as the audio data, and analyze that record to identify the events that take place during the call. These events may be defined as customer/call center interactions, such as dropped calls, logic errors or other event. A call center administrator may also identify a set of metrics, such as the number of dropped calls that occur during a day, that may be monitored by the systems described herein. The data collected about these events and metrics may be stored in a database and provided to the administrator through a user interface that allows the administrator to browse through the collected metric and recorded call data and directly review relevant portions of a call. |
| US09407763B2 |
Systems and methods for providing context to a forwarded call
Systems and methods for providing context to a forwarded call include a private branch exchange (PBX) that has an interface for receiving a call from a calling device. The call includes a caller ID of the calling device. The PBX stores a company ID for identifying the company and includes a signal handler for forwarding the received call as a forwarded call to a receiving device, and a caller ID enhancer for adding context to the forwarded call. The context includes the company ID and a selection made by a user of the calling device. The receiving device displays the context prior to answering the forwarded call. |
| US09407756B2 |
Notification acknowledgement in electronic devices
In one example a controller comprises logic, at least partially including hardware logic, configured to receive a notification of an incoming event and terminate the notification in response to at least one of a predetermined motion applied to the controller or a predetermined touch applied to a touch surface. Other examples may be described. |
| US09407755B1 |
Mobile communication devices collaborative power management
A mobile phone that coordinates power management across multiple communication devices. The mobile phone comprises a processor, a memory, long-range and short-range radio transceivers, and an application. When executed by the processor, the application receives device power reserve and device application usage information via the short-range radio transceiver from a portable communication device, and transmits the device power reserve and device application usage information, a phone power reserve and a phone application usage information via the long-range radio transceiver to a server computer. The application further receives power management instructions via the long-range radio transceiver from the server, creates a device power management command based on the power management instructions, transmits the device power management command via the short-range radio transceiver to the portable communication device, and configures the mobile phone to manage a battery power reserve of the mobile phone based on the power management instructions. |
| US09407746B2 |
Mobile electronic device comprising a sapphire cover plate having a low level of inclusions
An electronic device comprising a cover plate is disclosed. The cover plate comprises one or more sapphire layers, wherein at least one of the layers has a low level of inclusions. |
| US09407743B1 |
Handheld cell phone protector case with adjustable strap to facilitate securely holding the cell phone protector case and also retain the cell phone protector case on a body part
A cell phone protector case with a chamber to press fit retain a cell phone and an adjustable low profile strap retained on the cell phone protector case to enable a grip on a hand between a rear surface of the cell phone protector case and strap to be adjustable for a tight grip. The strap also has reflective strips and a reflective pull tab to enable the cell phone protector case to be used in low light. |
| US09407739B2 |
Mobile terminal
Disclosed is a mobile terminal. The mobile terminal comprises an antenna body and a metal ring. The metal ring is provided on the mobile terminal without contacting the antenna body, and the vertical projection of the metal ring on a plane where the antenna body is located intersects the antenna body. By means of the disclosure, signal receiving performance of the mobile terminal is improved, and the loss caused by head and hand is reduced to a certain extent. |
| US09407736B1 |
Remote monitoring and configuration of physical layer devices
In the subject system for remote monitoring and configuration, management of a remote physical layer device may be performed by receiving, at a local physical layer device, an incoming message of a first communication format from a controller device. The incoming message may include a request intended for the remote physical layer device that is communicatively coupled to the local physical layer device over a transmission line carrying a data channel and a supplemental channel. The incoming message may be parsed into an outgoing message of a second communication format for sending to the remote physical layer device through the supplemental channel. The local physical layer device may receive a response from the remote physical layer device through the supplemental channel. The local physical layer device may convert the response from the second communication format into the first communication format for sending the converted response back to the controller device. |
| US09407734B2 |
System and method for efficient frame aggregation based on aggregation limits or parameters
The present disclosure discloses a method and network device for efficient frame aggregation. Specifically, a network device queues a first set of packets until one of the first set of aggregation limits is detected. The network device then transmits the first set of packets, and receives feedback information. Then, the network device modifies the first set of aggregation limits to obtain a second set of aggregation limits based on the feedback information. The network device queues a second set of packets until one of the second set of aggregation limits is detected, and then transmits the second set of packets. Also, the network device determines whether a received packet has a particular characteristic. If so, the network device transmits the first set of packets before at least one of the first set of aggregation limits is detected. |
| US09407720B2 |
Direct file transfer without sending requested file through requesting device
A requesting device can browse global file repositories and select a file in a source to be copied to a target directly without having to pass the file through the requesting device. A servlet-established controller can manage and monitor the process. |
| US09407709B2 |
Information provision through temporary social networks
A method for providing location-based information via a temporary social network includes detecting each of a plurality of first user devices within a predetermined proximity of a physical location and, in response, connecting each of the plurality of first user devices to a social network that is associated with the physical location using a communications network. In some embodiments, each of the plurality of first user devices will be connected to the social network for a predetermined amount of time or for as long as they are in the predetermined proximity. While in the social network, location-based information about the physical location is received over the communications network from each of the plurality of first user devices connected to the social network. At least some of that location-based information about the physical location may then be over the communications network to a second user device. |
| US09407708B2 |
Using attributes on a social network for decision-making support
A first member of a social network service provides a set of desired attributes and a designation of the type of a candidate having the desired attributes that is desired as a recommendation. The attributes of the profiles of other members of the social networks are searched for entities having the set of desired attributes. At least one of the entities having the desired attributes that result from the search is presented to the first member as the recommendation of a candidate. The first member may provide a second set of desired attributes and a designation of the type of at least one second candidate having the second set of desired attributes. The attributes of the profiles of the other members of the social network may be searched for second entities having the second set of desired attributes. The first member is presented with at least one of the second entities as the recommendation of a second candidate. |
| US09407706B2 |
Methods, devices, and apparatuses for activity classification using temporal scaling of time-referenced features
Components, methods, and apparatuses are provided that may be used to obtain a plurality of time-referenced features extracted from signals received from one or more inertial sensors of a mobile device, wherein the time-referenced features are provided according to heterogeneous time scales. The time-referenced features are combined over a decision window to infer an activity of a user co-located with the mobile device. |
| US09407705B2 |
Proxied push notifications based on user interaction
Systems and methods are provided that allow a proprietor of a location or merchant to which a user is interacting through a third party to send a push notification to a user device associated with the user using the third party as a proxy. The provided systems and methods may assign an interaction identifier to the user and interaction when an interaction request is received by the third party that may be later used to identify the user and user device to which a notification received from the proprietor or merchant will be pushed. The user may be able to define rules and settings that limit the scope and timing of the push notifications that can be received, and the third party may determine if notifications received from the proprietor or merchant meet these rules and settings before pushing the notifications to the user device and user. |
| US09407704B2 |
Virtual position display and indicators
Systems, methods and apparatuses for identifying and/or displaying an availability or virtual position of a user are provided. In some examples, a virtual position display may be provided and may include a plurality of user indicators. The user indicators may include an availability of the user. In some examples, a user may adjust a position of a user indicator. Adjustment of the user indicator closer to another user indicator may indicate an increased availability status of the user, while adjustment of the indicator away from another user indicator may indicate a decreased availability of the user. In some examples, the user indicator may include a level of activity indication received from one or more sensing devices associated with the user. |
| US09407702B2 |
Method and apparatus for bridging communication sessions
An approach is provided for bridging communication sessions among multiple devices. A communication bridging platform determines to receive a request for establishing a communication session between a first device and a second device. The request specifies, at least in part, a third device with a first static link to the first device and a second static link to the second device. The communication bridging platform determines to establish a temporary link between the first device and the second device via the first static link and the second static link, and then determines to conduct the communication session over the temporary link. |
| US09407701B2 |
Address family preference in multiple network interface environments
Internet protocol (IP) addresses are received from one or more domain name service (DNS) servers for accessing a remote host in response to a DNS query. The IP addresses are prioritized based on a list of preferred network interfaces associated with a plurality of networks. A network connection is established with the remote host using the most prioritized one of the IP addresses and a network protocol associated with the most prioritized IP address, where the most prioritized IP address is routable to reach the remote host over a network via the most preferred network interface. |
| US09407700B2 |
Intelligent discovery of network information from multiple information gathering agents
A system, method and computer program product for intelligent discovery of network information from multiple information gathering agents adapted to discover information concerning the network. The discovery agents each have an associated discovery capability. Based on consideration of the agent discovery capabilities, discovery assignments are computed and network discovery is performed according to the assignments so as to reduce discovery poll overhead. |
| US09407690B2 |
Picture conversion SNS system and method, apparatus, and terminal
A membership social network system includes a processor configured to select a picture type among a plurality of picture types, and to, according to parameters, change a tone of original image data, which is uploaded from a member terminal to a server, to a tone of a selected picture type, a browse controller configured to make a tone-changed image data, which is created by the processor, browsable on the member terminal, and a grouping module configured to group a member who uploads the original image data and a member who creates the tone-changed image data. |
| US09407689B1 |
Physical verification for online check-in
Disclosed are methods and systems for providing physical verification for an online check-in process. The system and method provides an application at a merchant terminal by which a user at the merchant can check-in to an online application, such as through an near-field communication or NFC chip. A remote automated transaction system receives users' check-in information and in turn can transmit that information to a social network computer system, whereby the user's status is automatically updated with at least some of the transmitted check-in information. |
| US09407681B1 |
Latency measurement in resource requests
Systems and method for the management and processing of resource requests by a service provider, such as a content delivery network (“CDN”) service provider, on behalf of a content provider are provided. The CDN service provider can measure the performance associated with the delivery of resources to a requesting client computing devices from various computing devices associated with the CDN service provider. In one embodiment, a client computing device can execute code, such as scripts, that cause the client computing device to transmit requests to different computing devices associated with the CDN service provider's domain. Information associated with the processing of the responses can be used to measure CDN service provider latencies. |
| US09407678B2 |
System and method for locating a boundary point within adaptive bitrate conditioned content
A method is provided in one example and includes determining an occurrence of an exception to a predetermined cadence associated with an input stream of a profile, determining a shifted cadence based, at least in part, on the exception, receiving an indication of a key frame in the profile, determining that the key frame aligns with the shifted cadence, designating the key frame as a boundary point based, at least in part, on the shifted cadence, and communicating the boundary point. |
| US09407675B1 |
Room cloud environment for conferencing
A room conferencing system includes a hub with a plurality of sensor nodes, each sensor node including a sensor node camera and a sensor node processor. A master controller is operable to establish a plurality of named queues, each of the named queues associated with a proximate physical object in an area comprising the hub and detectable by the sensor node camera. Each sensor node operable to cause the sensor node processor to identify a viewed physical object in a feed from the sensor node camera, and associate the viewed physical object with one of the named queues. |
| US09407674B2 |
Method and device for removing objects from a video feed in real-time
According to embodiments of the invention, systems, methods and devices are directed to removal of objects in a video feed that are captured continuously through video sources in real-time. Various embodiments of the invention implement several novel features, including, in one embodiment, a device that is coupled to cameras has an input device for selecting the objects to be removed from the feed. The selected object is removed and replaced with pixels neighboring the location where the pixels were taken from. Contour may also be controlled via the input, and sensitivity may be adjusted based on the application. Removed objects may also be selectively reintroduced into the video feed via the input device. |
| US09407668B2 |
Protection against unsolicited communication for internet protocol multimedia subsystem
A protection against an unsolicited communication for an IMS (PUCI) system includes a call session control function (CSCF), and a plurality of PUCE application servers. The PUCI application servers make an evaluation as to whether a communication received from the user equipment is an unsolicited communication; the CSCF makes a decision on routing toward the PUCI application servers based on the evaluation; then, the PUCI application servers execute the routing based on the decision. |
| US09407667B2 |
Communication device, router, communication system, and controlling methods for communication device and router
In order to facilitate connecting to a SIP network, a router (20) forming a communication system (1) acquires information from a carrier network (30) by using DHCP. The information is necessary for connecting to a server (SIP server) placed on the carrier network. Moreover, a communication device (10) acquires the information from the router (20) by using local protocol that differs from the SIP and the DHCP. For example, UPnP protocol is adopted as the local protocol. |
| US09407666B1 |
Preference editor to facilitate privacy controls over user identities
A privacy preference editor enables a user to institute privacy preferences relative to user identity information on a card-based and category-based basis. An identity selector furnishes information cards representative of user identities. The editor allows the user to set a privacy preference for each information card. Any proposed disclosure of an information card invokes its corresponding privacy preference. In turn, an agent engine evaluates the invoked privacy preference against the privacy policy of a relying party seeking the card information. The editor also permits the user to create information categories, populate the categories with a group of relevant user identity attributes, and set a privacy preference to the category. In this way, a category-specific privacy preference can be invoked by using the attribute required by the security policy as an index to the appropriate categorized group where the required attribute resides. |
| US09407664B1 |
Systems and methods for enforcing enterprise data access control policies in cloud computing environments
A computer-implemented method for enforcing enterprise data access control policies in cloud computing environments may include (1) intercepting, at a proxy, an attempt to configure a computing instance on a cloud computing platform with a permission that would provide the computing instance with access to secured data on the cloud computing platform, (2) identifying a user within an enterprise that initiated the attempt to configure the computing instance with the permission, (3) determining, based on a data access control policy for the enterprise, that the user is not entitled to access the secured data, and (4) blocking the attempt to configure the computing instance with the permission based on determining that the user is not entitled to access the secured data. Various other methods, systems, and computer-readable media are also disclosed. |
| US09407663B1 |
Method and apparatus for man-in-the-middle agent-assisted client filtering
Example embodiments of the present invention relate to a method, an apparatus and a computer-program product for man-in-the-middle agent-assisted client filtering. An example method to be performed by the man-in-the-middle includes receiving portions of a data stream transmitted from a source and performing an analysis of the portions of the data stream. Based on the analysis, the man-in-the-middle then may interact with the source. An example method to be performed by an agent at the source includes providing portions of a transmitted data stream to the man-in-the-middle and interacting with the man-in-the-middle. |
| US09407662B2 |
Analyzing activity data of an information management system
In an information management system, activity data is collected and analyzed for patterns. The information management system may be policy based. Activity data may be organized as entries including information on user, application, machine, action, object or document, time, and location. When checking for patterns in the activity or historical data, techniques may include inferencing, frequency checking, location and distance checking, and relationship checking, and any combination of these. Analyzing the activity data may include comparing like types or categories of information for two or more entries. |
| US09407661B2 |
Blocking via an unsolvable CAPTCHA
A security device may receive a request from an attacker device and intended for a server device. The security device may identify the request as being associated with a malicious activity. The malicious activity may include one or more undesirable tasks directed to the server device. The security device may generate an unsolvable challenge-response test based on identifying the request as being associated with the malicious activity. The unsolvable challenge-response test may be generated using at least one construction technique and may be configured in an attempt to block the attacker device without making the attacker device aware that the attacker device is being blocked. The security device may provide the unsolvable challenge-response test to the attacker device, and may receive a solution associated with the unsolvable challenge-response test. The security device may notify the attacker device that the solution is incorrect regardless of whether the solution is actually correct. |
| US09407658B1 |
System and method for determining modified web pages
Disclosed is a system and method for determining modified web pages. An example method includes: extracting a plurality of malware trigger code fragments from a configuration file of the malicious software; creating a verification web page by adding the plurality of malware trigger code fragments into a template page; storing, in a database, data relating to an initial state of the verification web page; opening the verification web page and identifying data relating to an opened state of the verification web page; comparing the data relating to the initial state and the data relating to the opened state of the verification web page; and based on detected differences between the data relating to the initial state and the data relating to the opened state of the verification web page, identifying at least one modified code fragment of the verification web page. |
| US09407656B1 |
Determining a risk level for server health check processing
Approaches are provided for determining a risk level for server health check processing. An approach includes creating statistical process control analyzes for each of one or more servers on a network by calculating performance parameters for each of one or more servers based on historical values for one or more key process indicators of server health or vulnerability. The approach further includes collecting new values for each of the one or more key process indicators, detecting significant changes of the mean or variation in each of the one or more key process indicators, and determining a risk level for each of the one or more servers based on a number of the significant changes of the mean or variation. The approach further includes providing a health check recommendation for each of the one or more servers based on the risk level determined for each of the one or more servers. |
| US09407654B2 |
Providing multi-level password and phishing protection
Embodiments described herein are directed to preventing development of insecure web pages, preventing deployment of insecure web pages and to preventing access to insecure web pages. In one embodiment, a computer system accesses a web page that includes one or more web elements. The computer system then determines that the web page includes at least one element that requests user authentication and determines whether various specified secure protocols have been implemented on the web page. Then, if the specified secure protocols have not been implemented on the web page, the computer system displays a warning or error indicating that the web page is insecure. |
| US09407649B2 |
Log analysis device and method
A log analysis device that classifies, based on a log collected from a network device, a plurality of attack target communication devices receiving attacks from an attack source communication device includes a correlation coefficient calculation unit that calculates, based on the log, a correlation coefficient relating to the number of the attacks in a time period during which the attacks were carried out for a combination of the plurality of attack target communication devices, the time period including a detection time at which and the detection period of time during which the network device detected the attack, and an extraction unit that extracts, as a high-correlation communication device group, a combination of the plurality of attack target communication devices, for which the correlation coefficient is equal to or greater than a prescribed threshold and of which the attack source communication device is identical in the time period. |
| US09407642B2 |
Application access control method and electronic apparatus implementing the same
A method and apparatus of access control in an electronic apparatus implementing the method are provided. The method of operating an electronic apparatus includes detecting an access request to a resource from an application included in a first area of a memory by a processor of the electronic apparatus, in response to the access request, executing an access control module included in a second area of the memory to calculate a hash value of the application by the processor, determining whether a record exists in the memory, the record corresponding to the hash value and identification information of the application, by executing the access control module by the processor, and allowing access to the resource by the processor when the record exists in the memory. |
| US09407641B2 |
Service access control
Embodiments of the present invention provide a service access control system having a service object for providing services, a messaging service facility and one or more spoke entities for accessing services provided by the service object, wherein the messaging service facility comprises one or more cells each having an input address and an output address, wherein at least one of the input address and the output address is linked to the other via a cryptographic key, the cell providing a message communication link between the spoke entity and a set of functions on the service object associated with the cell. |
| US09407639B2 |
Validation of a location resource based on recipient access
Aspects of the present disclosure relate to a method, a system, and a computer program product for validating a location resource, e.g., a hyperlink, embedded in a message for one or more recipients. The method includes receiving, by a computing node in a distributed computing environment and from a messaging application on a remote client computer, an identifier of a user profile and a location resource. The location resource is embedded in a message and that indicates a path to a computing resource outside of the remote client computer. The method also includes querying a repository in the distributed computing environment to obtain access permission information about the location resource. The method also includes determining, based upon the access permission information about the location resource, whether the user profile has access permission for the location resource. |
| US09407638B2 |
System and method for trusted mobile communications
Systems and methods for trusted mobile communications are described. A network system provisions a mobile client system with a collection of security parameters on a per application basis and a per device basis. The airplane system provides access to the mobile client system based on the established chain of trust without previously having information about the mobile client system even when the mobile client system and the airplane system are offline with respect to the network system. |
| US09407636B2 |
Method and apparatus for securely saving and restoring the state of a computing platform
An apparatus and method for securely suspending and resuming the state of a processor. For example, one embodiment of a method comprises: generating a data structure including at least the monotonic counter value; generating a message authentication code (MAC) over the data structure using a first key; securely providing the data structure and the MAC to a module executed on the processor; the module verifying the MAC, comparing the monotonic counter value with a counter value stored during a previous suspend operation and, if the counter values match, then loading processor state required for the resume operation to complete. Another embodiment of a method comprises: generating a first key by a processor; securely sharing the first key with an off-processor component; and using the first key to generate a pairing ID usable to identify a pairing between the processor and the off-processor component. |
| US09407632B2 |
Transformation rules for one-time passwords
A one-time password may be used and generated using transformation rules. A one-time password transformation rule is received. The one-time password is sent to a user. A response to the one-time password is received. The user is selectively authenticated based on the response corresponding to the one-time password as transformed by the one-time password transformation rule. The one-time password transformation rule may include one or more operations, such as mathematical operations that may be static operations or dynamic operations that change as a function of time. Related systems, devices, methods and computer program products are described. |
| US09407631B1 |
Multi-server passcode verification for one-time authentication tokens with auxiliary channel compatibility
Multi-server passcode verification is provided for one-time authentication tokens with auxiliary channel compatibility. An exemplary method comprises receiving an authentication passcode generated by a token associated with a user; and processing the received authentication passcode using at least a first authentication server and a second authentication server, wherein the received authentication passcode is based on at least one protocode and embedded auxiliary information and wherein at least one of the first authentication server, the second authentication server and a relying party extract the embedded auxiliary information from the received authentication passcode. The disclosed method can extend an existing multi-server verification process to provide the processing of the received authentication passcode based on the embedded auxiliary information. |
| US09407630B2 |
Methods of resetting passwords in network service systems including user redirection and related systems and computer program products
Resetting a password for a network service account may include redirecting the user to a password reset tool, wherein the user is blocked from network access other than the password reset tool while being redirected. After redirecting the user to the password reset tool, user entry of verification information may be accepted, and the verification information from the user may be compared with known verification information for the user. User entry of a new password may be accepted if the verification information accepted from the user matches the known verification information for the user; and the new password may be stored as the known password for the user. Related systems and computer-program products are also discussed. |
| US09407628B2 |
Single sign-on (SSO) for mobile applications
A framework, which conforms to the OAuth standard, involves a generic OAuth authorization server that can be used by multiple resource servers in order to ensure that access to resources stored on those resource servers is limited to access to which the resource owner consents. Each resource server registers, with the OAuth authorization server, metadata for that resource server, indicating scopes that are recognized by the resource server. The OAuth authorization server refers to this metadata when requesting consent from a resource owner on behalf of a client application, so that the consent will be of an appropriate scope. The OAuth authorization server refers to this metadata when constructing an access token to provide to the client application for use in accessing the resources on the resource server. The OAuth authorization server uses this metadata to map issued access tokens to the scopes to which those access tokens grant access. |
| US09407627B2 |
Establishing and maintaining an improved single Sign-on (SSO) facility
A login page is sent, by a backend server system, to a browser executing on a client associated with a user; and an authentication process is performed by the backend server system with the client. The logic page is intercepted by a proxy, and a modified logic page is generated by the proxy by adding a routine to the logic page. The modified logic page is forwarded to the browser, and the routine causes the browser to loads an asynchronous engine configured to execute a login process with an authentication profiling service to retrieve login information for the back-end server, and complete the authentication process. |
| US09407625B2 |
Non-transitory computer readable medium, server and system
A server may store one or more accounts. Each account may be associated with an authentication code and a total number of information devices that are allowed to be registered. The authentication codes may be provided to users for registering information devices. The information device may transmit a connection request, including an entered authentication code, to a server. Upon receiving the connection request, the server may determine whether to register the particular information device. The server may determine whether the information device is allowed to be registered based on registerable information, which is associated with an account that is associated with the received authentication code and which represents a remaining number of information devices that are allowed to be registered using the associated authentication code. If the information device is allowed to be registered, the server may send authentication information to the information device, so it may transmit state information. |
| US09407618B2 |
Systems and methods for device and data authentication
Embodiments relate to systems and methods for authenticating devices and securing data. In embodiments, a session key for securing data between two devices can be derived as a byproduct of a challenge-response protocol for authenticating one or both of the devices. |
| US09407612B2 |
Technologies for secure inter-virtual network function communication
Technologies for secure inter-virtual network function communication include a computing device to determine a cryptographic key for secure communication over at least one of an inter-virtual network function (VNF) network, an inter-virtual network function component (VNFC) network, or a VNF-VNFC network based on a security policy of the computing device; and. The computing device securely communicates over at least one of the inter-VNF, inter-VNFC, or VNF-VNFC network based on the determined cryptographic key. |
| US09407611B2 |
Network system, management server system, control method, and storage medium for tenant transition
Provided is a management server system that accepts a transition instruction for transition between tenants of an agent device, generates symmetric keys consisting of a first key and a second key, responds the second key to the agent device, and verifies signature information included in a transition request using the first key when the agent device makes a tenant transition request. Upon successful verification of signature information, the management server system transmits new authentication information for communication between the management server system and the agent device to the agent device. After transition of the tenant, the agent device communicates with the management server system using the new authentication information. |
| US09407610B2 |
Method and system for securing communication
A method for generating one or more secrets for use by members. The method includes sending a first request for connection with a second member, and sending a second request to connection with a third member. The method further includes receiving, by the first member from the second member, a second input after the first request is sent and after communication is initiated between the first member and the second member and receiving, by the first member from the third member, a third input after the second request is sent and after communication is initiated between the first member and the third member. The method further includes generating, using an n-bit generator executing on the first member, a message digest using a first input, the second input, and the third input, extracting a secret from the message digest, and storing the secret in a secrets repository on the first member. |
| US09407609B2 |
Lighting system, a light source, a device and a method of authorizing the device by the light source
A lighting system (100), a light source (110), a device (150), and a method of authorizing the device (150) by the light source (110) are provided. The lighting system (100) comprises a light source (110) to emit light (116), a device (150) to control the light source(110), a first communication channel from the light source (110) to the device (150), and a second communication channel from the device (150) to the light source (110). The first communication channel is formed by modulating information in the emitted light (116) of the light source (110). The light source (110) comprises a challenge generator (118), a light source transmitter (112), a light source receiver (122) and an authorizing means (120). The challenge generator (118) generates a challenge with a cryptographic function receiving an argument comprising a first cryptographic key. The light source transmitter (112) transmits the challenge via the first communication channel. The light source receiver (122) receives a response from the device via the second communication channel. The authorizing means (120) authorizes the device (150) to control the light source (110) by matching the received response with a reference, and if the received response matches the reference, the device (150) is authorized. The device (150) comprises a device receiver (152), a response generator (154) and a device transmitter (156). The device receiver (152) receives the challenge via the first communication channel. The response generator (154) generates the response with the cryptographic function which receives arguments comprising the received challenge and a second cryptographic key. The device transmitter (156) transmits the response to the light source via the second communication channel. |
| US09407608B2 |
Systems and methods for enhanced client side policy
An appliance and method for authorizing a level of access of a client to a virtual private network connection, based on a client-side attribute includes the step of establishing, by an appliance, a control connection with a client upon receiving a client request to establish a virtual private network connection with a network. The appliance transmits, via the control connection, a request to the client to evaluate at least one clause of a security string, the at least one clause including an expression associated with a client-side attribute. The client transmits, via the control connection, a response to the appliance comprising a result of evaluating the at least one clause by the client. The appliance assigns the client to an authorization group based on the result of evaluation of the at least one clause. |
| US09407605B2 |
Routing a packet by a device
Methods and apparatus for transferring packets in a packet switched communication system. A system is provided that includes an L2 device including a controller determining for each packet received whether the received packet is to be inspected, an inspection device operable to inspect and filter packets identified by the controller including using a zone specific policy and an L2 controller for transferring inspected packets in accordance with L2 header information using L2 protocols. |
| US09407604B2 |
Method and apparatus for best effort propagation of security group information
A method and system for best effort propagation of security group information is disclosed. The method includes determining if a reserved group identifier is associated with a destination and, if the reserved group identifier is associated with the destination, indicating that a packet received at a network node can be sent to another network node. The packet includes destination information that identifies the destination as a destination of the packet. |
| US09407602B2 |
Methods and apparatus for redirecting attacks on a network
A system is disclosed for protecting a network against malicious attacks or attempts for unauthorized access. A network is connected to an external network by a number of firewalls. Inspectors detect packets blocked by the firewalls and some or all of the packets are detected to a labyrinth configured to emulated an operational network and response to the packets in order to engage an attacker. Blocked packets may be detected by comparing packets entering and exiting a firewall. Packets for which a corresponding packets are not received within a transit delay may be identified as blocked. Entering and exiting packets may be compared by comparing only header information. A central module may receive information from the inspectors and generate statistical information and generate instructions for the inspectors, such as blacklists of addresses known to be used by attackers. |
| US09407600B2 |
Service access method and device for conducting the same
For service access, a physical address of a specified application service corresponding to a specified IP segment is acquired by a user mode component in accordance with an IP-segment information of the specified IP segment, which is included in a virtual network interface card configured in a system container, and an address information including the physical address is transmitted to a router module of a machine kernel. A routing table is established by the router module in accordance with the address information. Then a network data packet is acquired and forwarded to a destination service site by the router module in accordance with the routing table. |
| US09407598B2 |
Ad-hoc micro-blogging groups
Systems and methods are disclosed for distributing micro-blog posts to ad-hoc micro-blogging groups. In one embodiment, a micro-blog post of a user is obtained. A crowd in which the user is located is determined, where the crowd is a group of spatially proximate users. The micro-blog post of the user is tagged with a crowd identifier of the crowd in which the user is located such that the micro-blog post includes a crowd identifier tag. Publication of the micro-blog post including the crowd identifier tag is then effected. |
| US09407597B2 |
Telephony web event system and method
An embodiment of the system for publishing events of a telephony application to a client includes a call router that generates events from the telephony application and an event router that manages the publication of events generated by the call router and that manages the subscription to events by clients. The system can be used with a telephony application that interfaces with a telephony device and an application server. |
| US09407595B2 |
Method of notification by an inviter of an information on a page of an advertiser's server
The invention concerns a method of notification by an inviter of information on a page of an advertising server to at least one contact of the inviter. A sharing server: receives (E403) a message from a device used by the inviter after loading of the page of the advertiser's server by the device used by the inviter, obtains (E405), from a social network server, information identifying at least one contact of the inviter who is currently connected to the social network server, transfers (E406) each information obtained and identifying at least one contact to the device used by the inviter, receives (E407), from the device used by the inviter, information identifying at least one contact selected by the inviter, transfers (E408) a message destined for the selected contacts, the message comprising at least one address relating to the page loaded by the device used by the inviter. |
| US09407594B2 |
Systems and methods to facilitate real time communications and commerce via a social network
Methods and systems to facilitate real time communications and commerce via a social network. In one embodiment, a social network is used to provide information about an advertiser to demonstrate the trustworthiness of the advertiser to potential customers. In one embodiment, a method includes receiving a request from a customer for a document; and providing the customer with an advertisement embedded in the document, the advertisement including information to identify an advertiser of the advertisement based on a social network. In one embodiment, the presentation of the advertisement or the advertiser is at least partially based on the social network. In one embodiment, communication references are provided to facilitate the requests for real time communications with a member of the social network via a connection provider, which performs scheduling, filtering, payment processing, etc. for the member of the social network. |
| US09407591B2 |
Predictive forwarding of notification data
A computing system is described that receives notification data associated with a user, and responsive to determining that the user is interacting with a first computing device at a first particular time, outputs, for transmission to the first computing device, the notification data. The computing system determines that the user is interacting with a second computing device at a second particular time, and responsive to determining, based on the second particular time being less than a threshold amount of time after the first particular time, that the user did not view the notification data at the first computing device, outputs, for transmission to the second computing device, the notification data. |
| US09407587B2 |
Method and system for directly targeting and blasting messages to automatically identified entities on social media
Some embodiments provide a communication tool that directly sends messages to accounts of different entities across different social media sites by automatically identifying and associating the accounts of the entities when the entities are referenced in the contents of the messages. Such identification and association is performed without the message originator manually specifying the accounts as intended recipients for the messages. The communication tool also automatically sends messages to different social media accounts of the message originator. The communication tool also blasts messages to an information aggregator that aggregates messages to develop a database from which the messages that target a particular entity can be presented irrespective of whether the particular entity has registered an account with any social media site, irrespective of which social media site the messages are originally destined for, and irrespective of whether a recipient is explicitly specified for the messages by the message originator. |
| US09407582B2 |
Redundantly operable industrial communication system and method for operation thereof
A redundantly operated industrial communication system includes communication devices that are redundantly linked to an industrial communication network and includes network infrastructure devices associated with the industrial communication network, wherein message transmission occurs wirelessly at least in sections. The industrial communication network contains a plurality of buffer memory units for message elements that are received at a network node by wire and message elements that are to be sent by the network node wirelessly. When a maximum buffer size is exceeded, an oldest message element situated in a respective buffer memory unit is erased. Until the maximum buffer size is exceeded, the oldest message element is selected as the next message element to be sent wirelessly. |
| US09407581B2 |
Distributed processing of data frames by multiple adapters using time stamping and a central controller
An apparatus and a method where a plurality of physically separate data receiving/analyzing elements receive data packets and time stamp these. A controlling unit determines a storing address for each data packet based on at least the time stamp, where the controlling unit does not perform the determination of the address until a predetermined time delay has elapsed after the time of receipt. |
| US09407579B1 |
Software defined networking pipe for network traffic inspection
A software defined networking (SDN) computer network includes an SDN controller and an SDN switch. The SDN controller inserts flow rules in a flow table of the SDN switch to create an SDN pipe between a sender component and a security component. A broadcast function of the SDN switch to the ports that form the SDN pipe may be disabled. The SDN pipe allows outgoing packets sent by the sender component to be received by the security component. The security component inspects the outgoing packets for compliance with security policies and allows the outgoing packets to be forwarded to their destination when the outgoing packets pass inspection. The SDN controller may also insert a flow rule in the flow table of the SDN switch to bypass inspection of specified packets. |
| US09407574B2 |
Using SerDes loopbacks for low latency functional modes with full monitoring capability
An apparatus comprising high speed ports connected via an integrated high speed serial switch fabric and serializer/deserializer circuits to an internal processing logic, wherein the high speed serial switch fabric is adapted to switch a serial reception signal received by a high speed port to at least one of at least one other high speed port of the apparatus and to the serializer/deserializer circuit of the receiving high speed port. |
| US09407572B2 |
Multiple cloud marketplace aggregation
A processor replicates a request for a computer resource to a plurality of clouds, and updates a repository in view of resource offerings received from the plurality of clouds. The repository stores resource and service data for each cloud. The processor identifies resource and service data in the repository that match information specified in the request in view of the updated repository, and provides information to a requesting entity indicating resource and service data in the repository satisfy the request. |
| US09407564B2 |
Apparatus, system, and method for adaptive-rate shifting of streaming content
An apparatus for adaptive-rate shifting of streaming content includes an agent controller module configured to simultaneously request at least portions of a plurality of streamlets. The agent controller module is further configured to continuously monitor streamlet requests and subsequent responses, and accordingly request higher or lower quality streamlets. A staging module is configured to stage the streamlets and arrange the streamlets for playback on a content player. A system includes a data communications network, a content server coupled to the data communications network and having a content module configured to process content and generate a plurality of high and low quality streams, and the apparatus. A method includes simultaneously requesting at least portions of a plurality of streamlets, continuously monitoring streamlet requests and subsequent responses, and accordingly requesting higher or lower quality streamlets, and staging the streamlets and arranging the streamlets for playback on a content player. |
| US09407562B1 |
Systems and methods for operating according to an auto-negotiated data rate in a network switch
A network switch including a physical layer device and a media access controller. The physical layer device includes an auto-negotiation circuit configured to negotiate a first data rate for transmission of data between the physical layer device and a network client external to the network switch, and a first serializer interface configured to receive the first data rate from the auto-negotiation circuit. The media access controller includes a second serializer interface. The first serializer interface of the physical layer device is configured to, based on the negotiated first data rate received from the auto-negotiation circuit, selectively replicate portions of data received from the network client, and transmit the data to the second serializer interface of the media access controller at a second data rate regardless of the first data rate negotiated between the auto-negotiation circuit and the network client. The first data rate and the second data rate are different. |
| US09407561B2 |
Systems and methods for traffic engineering in software defined networks
Traffic engineering vector operations that are capable of being independently solved can provide near-linear scalability through the exploitation of massively parallel processing. Optimization can be performed simultaneously on different paths in a data plane, as well as on different links within the same path (or within the same set of paths). In some embodiments, the traffic engineering vector operations include an adjustable alpha-fairness variable that allows managers to achieve different levels of fairness/throughput. Hence, embodiment alpha fairness techniques provide flexible policy execution, while maintaining excellent scalability for large network implementations. |
| US09407560B2 |
Software defined network-based load balancing for physical and virtual networks
A method of monitoring transmission of data in a network is provided. The method includes: receiving data packets for one or more data flows by at least one of a plurality of network switches; sampling queue data in each of the plurality of network switches, the sampled queue data taken from at least one queue attached to a switch port to which the one or more data packets have been forwarded; and transmitting the sampled queue data to a logically centralized network controller connected to the plurality of switches, the network controller configured to control the plurality of network switches, the network controller configured to determine whether a congestion, unfairness or Service Level Agreement (SLA) infringement condition exists in one or more switches based on the sampled queue data and send a control message to one or more data flow sources based on the congestion, unfairness or SLA infringement condition. |
| US09407559B2 |
Discovering stable routes in wireless networks
A method discovers routes for forwarding packets from source nodes (sources) to sink nodes (sinks) in a wireless network, wherein some neighboring sources act as relay nodes. Each source measures a rate of receiving control messages from each neighboring node. Then, the data packets are forwarded from a particular source to the sink via the neighboring nodes having a lowest rate. |
| US09407557B2 |
Methods and systems to split equipment control between local and remote processing units
Techniques for distributing computation and storage tasks between customer premises equipment and a remote vendor computer are disclosed. The techniques include receiving, at a customer premises computer equipment, a TCP-based data flow from a client, rewriting the IP header of the TCP-based data flow, and forwarding the TCP-based data flow to a defined TCP port. The techniques also include a transient termination server process operating in user space of the customer premises equipment to read an application payload sent by the client and sending data to a deep packet inspection engine for classification. The techniques may include identifying, from the client data flow, a protocol associated with the data flow, looking up a handling policy from a policy cache stored in the customer premises equipment, and handling the data flow according to the handling policy. |
| US09407554B2 |
Systems and methods for providing a multi-core architecture for an acceleration appliance
The present solution is related to a method for distributing flows of network traffic across a plurality of packet processing engines executing on a corresponding core of a multi-core device. The method includes receiving, by a multi-core device intermediary to clients and servers, a packet of a first flow of network traffic between a client and server. The method also includes assigning, by a flow distributor of the multi-core device, the first flow of network traffic to a first core executing a packet processing engine and distributing the packet to this core. The flow distributor may distribute packets of another or second flow of traffic between another client and server to a second core executing a second packet processing engine. When a packet for the flow of traffic assigned to the first core is received, such as a third packet, the flow distributor distributes this packet to the first core. |
| US09407552B2 |
Device and system for preventing congestion in ad-hoc network
A communication device includes: a packet receiving unit that receives, via a wireless ad hoc network, a packet transmitted from a node device; a congestion detection unit that detects, based on the packet received by the packet receiving unit, that congestion occurs in a communication path along which the packet reaches the packet receiving unit; a congestion control message generating unit that generates, when the congestion detection unit detects that the congestion occurs in the communication path, a congestion control message that instructs to take an action to avoid the congestion in the communication path; and a message transmitting unit that transmits the congestion control message generated by the congestion control message generating unit to the node device. |
| US09407548B2 |
ReNAT systems and methods
Included are embodiments for ReNAT communications address communications. Some embodiments include a network operations center (NOC) that includes a ReNAT twin NAT that translates between a customer-assigned private IP address and a unique private IP (UPIP) address. The NOC may additionally include a ReNAT VPN component coupled to the ReNAT twin NAT, where the ReNAT VPN provides a source IP address to the ReNat twin NAT. The NOC may include logic that when executed by a processor, causes the processor to facilitate communication between a user workstation on a private network and a remote computing device, wherein facilitating communication includes receiving the data from the user workstation via a traditional VPN portal, wherein address translation has been performed by a ReNAT twin NAT client on the user workstation. |
| US09407547B2 |
Fibre channel over ethernet (FCoE) over virtual port channel (vPC)
In one embodiment, a method includes instantiating a virtual Fiber Channel over Ethernet (FCoE) Forwarder (FCF) at a primary FCF, the virtual FCF associated with a virtual domain identifier and a virtual FCF-MAC (Media Access Control) address, wherein the primary FCF and a secondary FCF form a virtual Port Channel (vPC) for communication with a host, and allocating node port identifiers to virtual node ports on vPC ports at the host from the virtual domain identifier. An apparatus and logic are also disclosed herein. |
| US09407545B1 |
Tunneling from a provider edge routing device to a remote customer edge network device
Selection of proper virtual routing and forwarding (VRF) tables is based on a logical interface that is not associated with a physical interface. The selected VRF table is used to perform an output interface lookup for outgoing packets. In one example, a router includes a plurality of network interfaces, and a processing unit configured to select a logical interface not associated with any of the plurality of network interfaces based on an association with a received packet of a virtual private network, select one of a plurality of VRF tables in which to perform an output interface lookup for the packet that corresponds to the selected logical interface, and determine one of the plurality of network interfaces from the one of the plurality of VRF tables based on a destination of the packet, wherein the determined one of the plurality of network interfaces is configured to forward the packet. |
| US09407544B1 |
Network virtualization using IP map and encapsulation
In one embodiment, a method includes receiving a packet at a first provider edge device in communication with a mapping system comprising mappings of customer routes to provider edge devices, and mappings of customer virtual routing and forwarding (VRF) instances to a service provider VRF instance, mapping a customer route to one of the provider edge devices and mapping a customer VRF instance to the service provider VRF instance, encapsulating the packet at the first provider edge device based on the mappings, and transmitting the packet to the provider edge device. An apparatus and logic are also disclosed herein. |
| US09407542B2 |
Network architecture for minimalistic connected objects
In one embodiment, a network architecture comprises minimalistic connected objects (MCOs), distributed intelligence agents (DIAs), and central intelligence controllers (CICs). MCOs have limited intelligence sufficient to perform their respective designated task, securely join computer networks, and provide nominal state information. The MCOs are not configured to perform complex application-specific data processing, or complex networking tasks, such as making QoS decisions, participating in CAC operations, providing TE services, executing sophisticated reliability protocols, or extrapolating network management information. DIAs are configured to provide a computer network edge for the MCOs, and are responsible for intelligent networking management and for performing complex application-specific data processing for the MCOs. CICs operate within the computer network and are in communication with the DIAs to perform complex tasks for overarching control of MCO/DIA operation, and are also configured to provide one or more interfaces to receive a set of user-defined rules for MCO/DIA operation. |
| US09407540B2 |
Distributed service chaining in a network environment
An example method for distributed service chaining in a network environment is provided and includes receiving a packet belonging to a service chain in a distributed virtual switch (DVS) network environment, wherein the packet includes a network service header (NSH) indicating a service path identifier identifying the service chain and a location of the packet on the service chain, evaluating a service forwarding table to determine a next service node based on the service path identifier and the location, with a plurality of different forwarding tables distributed across the DVS at a corresponding plurality of virtual Ethernet Modules (VEMs) associated with respective service nodes in the service chain, and forwarding the packet to the next service node, with substantially all services in the service chain provided sequentially to the packet in a single service loop on a service overlay. |
| US09407539B1 |
Techniques for utilizing network destination identifiers simultaneously announced from multiple locations
Systems and methods utilize network destination identifiers, such as IP addresses, that are simultaneously advertised from multiple locations. The network destination identifiers may be announced in multiple geographic regions. Network traffic routed to devices advertising the network destination identifiers may be routed to appropriate endpoints. When a device receives such traffic, it may send the traffic to an endpoint in a network served by the device. In some instances, such as when such an endpoint is not available, the network traffic may be sent to another network that is served by another device that advertises the network destination identifiers. |
| US09407537B1 |
Data packet switching within a communications network including aggregated links
In one embodiment, an apparatus includes a memory, a communications interface and a processor. The processor is operatively coupled to the memory and the communications interface. The processor is configured to receive, at a first time, a label identifier associated with an aggregated link within the communications network via the communications interface. The aggregated link including a plurality of redundant links. The processor is configured to receive, at a second time after the first time, a data packet including the label identifier via the communications interface. The processor is configured to send at least a portion of the data packet via a first link separate from the aggregated link based on the label identifier. The processor is configured to not send the data packet via a link from the plurality of redundant links of the aggregated link based on the label identifier. |
| US09407535B2 |
Packet network linear protection systems and methods in a dual home or multi-home configuration
A packet network linear protection method, a network, and a node in a dual or multi-home configuration include designating each of a plurality of home nodes in the dual or multi-home configuration as a working home or a protect home; designating each link between each of the plurality of home nodes and an end node in the dual or multi-home configuration as active or standby; operating a protection switch state machine based on an associated linear protection protocol at each of the plurality of home nodes and the end node; communicating protection messages to each of the plurality of home nodes from the end node; and communicating protection states in an associated protection switch state machine by each of the plurality of home nodes to other home nodes and to the end node. |
| US09407531B2 |
Communication system
In a relaying apparatus, a label information controller generates and transmits label information including at least one of communication medium information on communication media for use in communication with other apparatuses and communication cost information on communication costs that are generated when communication is performed via the relaying apparatus. In a communication apparatus, a route controller receives the label information, creates a list of routes for use in communication with a communication counterpart, and detects a communication route through which communication is to be performed from the list. The route controller creates a list of all routes including, out of relaying apparatuses, relaying apparatuses which enable communication with a counterpart apparatus using a communication medium which the communication apparatus has, and based on the communication cost information included in the label information, detects a communication route which is lowest in communication costs from the list. |
| US09407528B2 |
Method, system of fault detection for pseudo wires and service provider edge router thereof
The present invention discloses a method, system of fault detection for pseudo wires (PW) and a provider edge router (PE) thereof. The method includes the following. A remote PE receives, from a local PE, a first bonding relationship between a PW and an LSP of which the starting point is the local PE. After the remote PE detects a fault of the LSP, the remote PE determines a fault of the PW based on the detected fault of the LSP, a second bonding relationship between the PW and an LSP of which the starting point is the remote PE, and the received first bonding relationship, wherein the second bonding relationship is pre-configured at the remote PE. The method, system and PE of fault detection for a pseudo wire according to embodiments of the present invention can detect a fault of the PW precisely, ensuring the consistency of PW statuses detected by PEs at the two ends of the PW. |
| US09407525B1 |
Measuring traffic utilization
Systems, methods, and computer storage media for measuring traffic utilization are provided. The method includes timing predetermined time intervals that are relatively small to provide for real-time monitoring of a system. A count of the bytes received is identified in order to monitor a number of bytes received within the predetermined time interval. When the number of bytes received exceeds a predetermined threshold, a larger time interval is captured such that the system can identify how many times the number of bytes received exceeded the predetermined threshold within the larger time interval. When the number of bytes received exceeds the predetermined threshold a number of times greater than a violation threshold, an alarm is generated. This allows a system to monitor high frequency violations. Also, the counts for each time interval are continuously zeroed out after the time interval expires, thus, eliminating a need for calculations. |
| US09407524B2 |
Methods, systems, and products for network topology
Methods, systems, and products simulate a topology of a residential home network. The residential home network has a residential gateway and one or more devices communicating with the residential gateway. Each device may be queried by the residential gateway for configuration and performance data. A simulated view of a topology of the residential home network is then generated. |
| US09407520B2 |
Method and cell controlling node for supporting network management
A method and cell controlling node providing radio communication in a first cell of a communication network, for supporting management of the communication network based on performance related reports sent to a management system. Signal measurement reports are obtained from User Equipments being served by the first cell controlling node, on measurements on signals from cell controlling nodes in neighboring cells. Based on the measurement reports, the cell controlling node identifies a neighboring cell from which signals fulfill a signal condition. A current identity of the identified neighboring cell is then selected as a cell cluster identity, in order to send performance related reports to the management system indicating the cell cluster identity. Cell cluster identity can be shared by cells forming a cell cluster of a specific area, and performance related reports can be more uniform regardless of which cell controlling nodes they are received from. |
| US09407519B2 |
Virtual network flow monitoring
Embodiments perform end-to-end virtual network flow monitoring in a virtual datacenter and provide differentiated views to users based on user role. A target flow pattern describing data packets of interest is distributed to a plurality of applications managing VMs in the virtual datacenter, such as hosts, virtual gateways, and other virtual network applications. Each of the applications monitors data packets routed by the application by comparing the data packets to the flow pattern and selectively collecting context data describing the data packets. The context data collected by the applications is aggregated at a remote server for analysis and reporting. |
| US09407518B2 |
Apparatus, system, and method for enhanced reporting and measurement of performance data
A system includes a first device and a second device configured to monitor a plurality of data flows traversing the second device. The second device is configured to collect statistics associated with the plurality of data flows, and includes traffic analysis logic that is configured to augment the plurality of data flows with data including statistical information based on the statistics and address information associated with the first device. The first device is configured to receive the data. The traffic analysis logic is operable to push the statistical information to the first device independently of a real-time request for at least a portion of the statistical information from the first device. The traffic analysis logic is configurable based on at least the address information. |
| US09407517B2 |
System and method for determining number of computing resources for executing a plurality of jobs
Method and system for determining the number of computing resources for executing a plurality of jobs. In accordance with the method and the system, the plurality of jobs along with a plurality of variables associated to the plurality of jobs may be received. The plurality of variables may include a mean processing time (μ), a standard deviation (σ), a service level agreement (α), and a confidence level (1-α). After the receipt of the plurality of variables, an inverse parameter (γ) may be determined using the mean processing time (μ), the standard deviation (σ), and the confidence level (1-α). Further, a queue length (k) may be computed based upon the total processing time (T), the mean processing time (μ), the standard deviation (σ), and the inverse parameter (γ). Finally, the queue length (k) and the number of jobs (n) may be processed in order to determine the number of computing resources. |
| US09407513B2 |
System and method for web services management
Disclosed is a system and method for managing web services. The described exemplary system and method provides an infrastructure for managing various aspects of publishing and using web services, such as logging, security, monitoring, SLA management, service level metrics and notification. |
| US09407510B2 |
Physical layer system with support for multiple active work orders and/or multiple active technicians
Multiple visual indications are provided at a device in connection with multiple work orders. Each work order involves a respective connection using the device. The multiple visual indications are provided simultaneously for at least a part of the time the visual indications are provided. In one implementation, the visual indications differ from one another. What each visual indication looks like is displayed on a respective portable device configured to display information about the work order associated with that visual indication. |
| US09407509B2 |
Network surveillance
A method of network surveillance includes receiving network packets handled by a network entity and building at least one long-term and at least one short-term statistical profile from a measure of the network packets that monitors data transfers, errors, or network connections. A comparison of the statistical profiles is used to determine whether the difference between the statistical profiles indicates suspicious network activity. |
| US09407508B2 |
Client-side inference of wireless network states
A system configured to generate a utilization metric using a plurality of client devices coupled to a network server is disclosed. The system includes a channel condition monitor and a probe packet coordinator located on each client device, the channel condition monitor being configured to gather channel information, the probe packet coordinator being configured to format a packet train containing the channel information, the probe packet coordinator being configured to schedule or control the transmission timing of the packet train. The system also includes a network congestion calculator located at the network server, the network congestion calculator being configured to receive the packet train from each client device and generate a utilization metric based on the packet train received from each client device. |
| US09407507B2 |
Topology discovery in a hybrid network
Systems and methods provide a discovery protocol allowing nodes that are interested in knowing a network topology to discover other nodes in the network topology. The discovery protocol includes two message types, topology discovery messages and topology query messages. A node issues topology discovery messages upon powering up, at periodic intervals, or upon detecting a change in network topology. The topology discovery messages are broadcast to all nodes on a network and identify the issuing node to the network. A topology query message is sent to a particular node and requests a response from the receiving node regarding the neighboring nodes of the receiving node. The querying node can use the response data to discover other nodes and to send the discovered nodes query messages such that the node can determine a network topology to a desired level of depth within the network. |
| US09407504B1 |
Virtual links for network appliances
Creating virtual links is disclosed, including: determining a first network appliance to configure to communicate with a second network appliance using a virtual link, wherein the virtual link comprises a layer three overlay point-to-point data link; and determining the second network appliance to configure to communicate with the first network appliance using the virtual link. |
| US09407503B2 |
Control apparatus, communication system, communication method, and program
A control apparatus includes: a topology management unit that manages a network topology formed by including a plurality of relay apparatuses; a link aggregation group management unit that groups ports of the plurality of relay apparatuses, having a physical link with an arbitrary node of the network topology and manages the grouped ports as a port of a virtual logical link between the plurality of relay apparatuses and the arbitrary node; and a relay apparatus control unit that controls the plurality of relay apparatuses, having the grouped ports, so that, when one of the plurality of relay apparatuses receives a broadcast packet or a multicast packet, a plurality of same packet are not forwarded to the physical links that form the virtual logical link. |
| US09407501B2 |
Provisioning services in legacy mode in a data center network
An administrator can define or modify one or more service graphs. Next, the administrator can register service appliances along with their device package files with a controller. Then, the controller can establish the capabilities of the service devices, and classify the service devices as legacy or service tag switching (STS) capable devices. Then, the controller can create one or more instances of the service graph, by populating the service nodes into the service graph. Then, the application owner can attach their endpoint groups (EPGs) to the service graphs created by the administrator. Then, a service in the network can be automatically provisioned using the service graph to configure one or more nodes in an associated service chain of the service according to information in the service graph. |
| US09407500B2 |
System and method for determining the configuration of switches in virtual link trunking environments
A system and method of determining the configuration of a network switching unit includes receiving a configuration message on a network link. The network switching unit is associated with a first switch ID and belongs to a domain associated with a first domain ID. The system and method further includes identifying a second domain ID and a second switch ID based on at least information associated with the configuration message; determining whether the first domain ID and the second domain ID match; if the first domain ID and the second domain ID match, adding the network link to a first link aggregation group (LAG) associated with the second switch ID and designating the first LAG as part of an intra cluster link (ICL); and if the first domain ID and the second domain ID do not match, adding the network link to a second LAG associated with the second domain ID. |
| US09407499B2 |
Enhanced bypass operation in simulcast radio communication system
An enhanced bypass mode simulcast radio communication system (200) includes a plurality of transmit/receive (T/R) sites (2101, 2102, 2103) configured to participate in a simulcasting communication session responsive to a control point system (201). A site controller (211) is responsive to determination of a timing malfunction at a first one of the T/R sites. In response, the site controller is configured to automatically terminate participation of the malfunctioning T/R site in the simulcasting communication session and perform further actions to cause the malfunctioning site to transition to a multisite mode of operation involving a network switching center (202). The simulcast system automatically adjusts its site timing to compensate for the loss of the T/R site in bypass. |
| US09407492B2 |
System and method for enabling control of mobile device functional components
A system is provided including a non-transitory computer readable storage medium that causes a mobile device to store client states indicating statuses of mobile device functional components. Each client state corresponds to a functional component. A client digest of the client state is stored. A server digest corresponding to a server state and the client digest is received from a server. The server state indicates a status of a mobile device functional component. The server digest is compared with the client digest. A state request is transmitted to the server responsive to a determination of a difference between the server digest and client digest. The server state is received from the server. The functional component is enabled or disabled as indicated by the server state. The server state and digest are stored as the client state and digest respectively. Methods for control of mobile device functional components are also provided. |
| US09407484B2 |
Synchronization sequence with tone notching in OFDM systems
The present invention is a system, apparatus, and method for current MB-OFDM systems to design a time-domain sync sequence regarding DAA that (1) minimizes change to the current sync sequence, and (2) maintains the robustness of synchronization. Two tone-notching embodiments are provided for sync sequence design in the preamble when OFDM systems require detect-and-avoid (DAA) ability. The receiver needn't be aware of the change of sync sequence at the transmitter and can still use the original sync sequence. The design can be used in both DAA and non-DAA transmission modes. |
| US09407482B2 |
Tunable RF N-path filter
Methods and apparatus, including computer program products, are provided for tunable filters. In one aspect there is provided an apparatus. The apparatus may include a bandpass filter comprising a resistive-capacitive configuration of N-path filters tunable to a first center frequency based on at least a first clock frequency; a notch filter comprising a capacitive-resistive configuration of N-path filters tunable to a second center frequency based on at least a second clock frequency; and a combiner coupled to the bandpass filter and the notch filter to combine a bandpass output signal provided by the bandpass filter and a notch output signal provided by the notch filter, wherein the combiner outputs a combined output. Related apparatus, systems, methods, and articles are also described. |
| US09407481B1 |
Systems and methods for performing efficient blind decoding at a wireless receiver
Systems and methods for performing efficient blind decoding. A first plurality of decision metrics corresponding to a first repetition of periodic decoding information is stored. The first plurality of decision metrics is grouped into sequential portions. A plurality of combined versions of the sequential portions is stored into combining buffers arranged in sequence. Each combined version is associated with a different sequence of timing information. A first of the plurality of combined versions stored in a first of the combining buffers is combined with a second version of a second plurality of decision metrics that corresponds to a second repetition of the periodic decoding information. The second version is associated with timing information adjacent in the timing information sequence to the timing information associated with the first combined version. The data is decoded based on information in the combining buffers. |
| US09407478B1 |
Low power and area bootstrapped passive mixer with shared capacitances
In a passive mixer, switches and a capacitance are shared between bootstrapped mixing transistors, reducing the number of components required as compared to prior art bootstrap designs. Shared bootstrap circuits operate in an interleaved fashion between I and Q mixer circuits, at twice the LO frequency. That is, the shared bootstrap circuits in each I mixer circuit charge their capacitors in a first half-period of a clock, and connect the shared capacitor to the gate of an enabled mixing transistor in the second half-period. The shared bootstrap circuits in the Q mixer circuit charge their capacitors in the second half-period, and connect the shared capacitor to the gate of an enabled mixing transistor in the first half-period. One of two mixing transistors connected to each shared bootstrap circuit is alternately enabled during the clock signal half-periods that the shared bootstrap circuit is not charging its capacitor. |
| US09407473B2 |
Partial response receiver
A signaling system is described. The signaling system comprises a transmit device, a receive device including a partial response receive circuit, and a signaling path coupling the transmit device and the receive device. The receive device observes an equalized signal from the signaling path, and includes circuitry to use feedback from the most recent previously resolved symbol to sample a currently incoming symbol. The transmit device equalizes transmit data to transmit the equalized signal, by applying weighting based on one or more data values not associated with the most recent previously resolved symbol value. |
| US09407471B2 |
Adaptive equalizer tap coefficient correction method and optical receiver
A method of tap coefficient correction includes: obtaining a synchronization symbol difference between a first polarization and a second polarization orthogonal to the first polarization; obtaining a delay amount of each of the first polarization and the second polarization in an adaptive equalizer; calculating, in a case where a horizontal axis represents a tap number and a vertical axis represents a tap coefficient and a tap number or a nearest tap number with which an area of a drawn figure is halved is set as a gravity center of tap coefficients, a correction reference gravity center of the tap coefficients set in the adaptive equalizer, based on the synchronization symbol difference and the delay amount; and performing a correction of shifting an entire tap coefficients in units of symbol to cause the correction reference gravity center to be closest to a tap center. |
| US09407470B2 |
Elements to counter transmitter circuit performance limitations
Embodiments of the invention are generally directed to elements to counter transmitter circuit performance limitations. An embodiment of an apparatus for driving data on a differential channel including a first output terminal and a second output terminal includes a differential driver circuit; and a first pre-driver and a second pre-driver, where each pre-driver has an output, wherein the first output terminal of the apparatus is coupled to the output of the first pre-driver, and the second output terminal of the apparatus is coupled to the output of the second pre-driver, where each pre-driver includes one or more capacitors, a first end of each capacitor being connected to the output of the pre-driver and a second end of each of the capacitors being connected to a sub-pre-driver circuit. |
| US09407467B2 |
Method and apparatus for transmitting and receiving information wirelessly using intensity interferometry
As system and method to transmit information with intensity interferometry includes a digital switch configured to receive a baseline message, and, for each of a plurality of bits of a received interferometric message, set the digital switch to an output position depending upon the bit value of the interferometric message. A first and second pair of transmitters separated by a first and second defined distance, wherein the defined distances are different, are configured to broadcast each of the plurality of bits of the baseline message depending upon the output position of the digital switch. One or more pairs of receivers are configured to receive the broadcast of the plurality of bits of the baseline message. An interferometric message recovery module is configured to recover the bits of the received interferometric message after receiving the broadcast of the baseline message at the one or more pairs of receivers. |
| US09407464B2 |
Systems and methods for an application messaging integration framework
Methods, systems, and computer-readable media are provided for an application messaging integration framework. An example method includes receiving a user input at a first clinical viewer via an integrated interface. The example method includes sending a message based on the input to a second clinical viewer via an application and messaging integrator. The application and messaging integrator is created to facilitate communication between the first and second clinical viewers. The example method includes updating information at the second clinical viewer based on the message. The example method includes displaying the updated information at the second clinical viewer via the integrated interface. |
| US09407462B2 |
System and method to facilitate communications and content sharing among users over a network
A system and method to facilitate real-time communications and content sharing among users over a network are described. In one preferred embodiment, multiple links to content information are dynamically generated for a sender user. Responsive to selection of a link by the sender user, the link and associated metadata information are communicated to at least one recipient user engaged in the real-time communications session with the sender user. |
| US09407459B2 |
Communication apparatus, communication system, and communication method to transmit and receive Ethernet frames
Upon receipt of an intercepted first Ethernet Frame, a communication system converts the first Ethernet Frame into a second Ethernet Frame including a second identifier based on the first identifier and the conversion information, and sends the second Ethernet Frame toward a first input/output port identified by the second identifier. The system, in sending an Ethernet Frame on which communication service has been executed from the virtual machine, converts the Ethernet Frame on which the communication service has been executed into a third Ethernet Frame including a third identifier identifying a second input/output port of the virtual machine which has executed the communication service. The system converts the third Ethernet Frame into the first Ethernet Frame including the first identifier based on the third identifier and the conversion information and sends the first Ethernet Frame toward the destination of the first Ethernet Frame. |
| US09407451B1 |
Integrating telephony applications and television broadcasts on a multimedia device
Systems and methods for integrating telephony and multimedia content include concurrently displaying a graphical user interface and a video channel of a media broadcast on a screen of a multimedia device. The graphical user interface has a graphical element by which an end-user of the multimedia device can select execution of an interactive application that invokes a telephony service. In response to a selection of the interactive application by the end-user, a message is sent to a networked resource requesting the telephony service. The requested telephony service can be to ignore, reject, or forward the incoming telephone call. Alternatively, the requested telephony service can be a click-to-call. Other interactive applications can request access to an address book, acquire presence information, or request an RSS (Really Simple Syndication) feed. |
| US09407450B2 |
Method and apparatus for providing tenant information for network flows
In one embodiment, a method includes generating at a network device comprising a virtual switch, a tenant record comprising tenant information for a context defined within the virtual switch, exporting the tenant record to a collector, monitoring network flow at the virtual switch, and exporting network flow data in a data record to the collector. The data record includes an identifier associating the data record with the context. An apparatus is also disclosed. |
| US09407448B2 |
Notification of audio state between endpoint devices
In one embodiment, a method includes receiving at a server in communication with a plurality of user devices, a notification of a mute state change at a first of the user devices, and generating an indication of mute state change for display at a second of the user devices. The server is used in a web session and one of the first and second user devices is used in an audio session of a conference. An apparatus and logic are also disclosed herein. |
| US09407444B2 |
Method for validating messages
There is provided a method for secure communications. The method includes a computing device receiving a notification comprising a message, a counter value, a signature signed by a signer and based on the message and the counter value, and an indication of the signer. The device obtains a current counter value based on an identity of the signer, checks the signature and compares the counter value with the current counter value; and, if the counter comparison and the signature checking is successful, accepting the message. |
| US09407440B2 |
Multiple authority data security and access
Data is encrypted such that multiple keys are needed to decrypt the data. The keys are accessible to different entities so that no single entity has access to all the keys. At least one key is managed by a service provider. A customer computer system of the service provider may be configured with executable instructions directing the orchestration of communications between the various entities having access to the keys. As a result, security compromise in connection with a key does not, by itself, render the data decryptable. |
| US09407438B2 |
Cryptographic system, cryptographic method, and cryptographic program
The present invention aims to allow for addition of an attribute category without reissuing a public parameter. A cryptographic system 10 uses an indexing technique in dual system encryption in dual pairing vector spaces. Specifically, for a transmission-side vector tj for index j, the cryptographic system 10 sets information J assigned to the index j in advance as a coefficient of a predetermined basis vector. For a reception-side vector for index j′ corresponding to the index j, the cryptographic system 10 sets information J′ having an inner-product of 0 with the information J as a coefficient of a basis vector corresponding to the predetermined basis vector. |
| US09407435B2 |
Cryptographic key generation based on multiple biometrics
In an embodiment, an apparatus includes a processor including a first core. The first core includes multi-biometric logic to output first biometric data wi (i=1 to n, n≧2), each wi determined based on a corresponding one of first biometric input Mi (i=1 to n, n≧2) received during a first time period. The apparatus also includes setup logic to transform a cryptographic key k via a transformation that uses the first biometric data wi, where transformation of the cryptographic key k results in output of helper data hi (i=1 to n). Other embodiments are described and claimed. |
| US09407434B2 |
Secrets renewability
A method, system and apparatus for deriving a secondary secret from a root secret are described, the method, system and apparatus including reserving a memory buffer included in an integrated circuit, the memory buffer being large enough to contain all of the bits which will include the secondary secret, receiving a plurality of bits from a root secret, the root secret being stored in a secure memory of the integrated circuit, inputting the plurality of bits from the root secret and at least one control bit into a permutation network, and thereby producing a multiplicity of output bits, the at least one control bit including one of one bit of a value g, and one bit an output of a function which receives g as an input, receiving the multiplicity of output bits from the permutation network, inputting the multiplicity of output bits from the permutation network into a plurality of logic gates, thereby combining the multiplicity of output bits, wherein a fixed number of bits is output from the logic gates, inputting the fixed number of bits output by the logic gates into an error correcting code module, the fixed number of bits output by the logic gates including a first group of intermediate output bits and a second group of intermediate output bits and receiving output bits from the error correcting code module, the output bits of the error correcting code module including the first group of intermediate output bits as changed by the error correcting code module, where the change depends on the second group of intermediate output bits, filling non-filled registers in the reserved memory buffer with the first group of intermediate output bits as changed by the error correcting code module, and repeating the steps of “receiving a plurality of bits from a root secret” through “filling non-filled registers in the reserved memory buffer” until the entire secondary secret is derived, wherein the steps of “receiving a plurality of bits from a root secret” through “filling non-filled registers in the reserved memory buffer” are performed in a single clock cycle of the integrated circuit. Related apparatus, methods and systems are also described. |
| US09407432B2 |
System and method for efficient and secure distribution of digital content
One embodiment provides a system for processing encrypted content. During operation, a client computing device determines a request for content based on the identity of the user or the client computing device. Content is received which has been encrypted using a master encryption, where the master encryption key is not known to the client computing device. The client computing device generates an interest packet that includes a request for a user-specific re-encryption key, and, based on the information in the interest packet, receives a content object that includes the user-specific re-encryption key. The client computing device decrypts the master-encrypted content by: re-encrypting the master-encrypted content, using the user-specific re-encryption key to transform the master-encrypted content to a user-specific encrypted content; and decrypting the transformed user-specific encrypted content using a user-specific key. This thereby facilitates the secure distribution of user-specific content without requiring a content source to distribute user-specific encrypted content. |
| US09407431B2 |
Systems and methods for distributing and securing data
A robust computational secret sharing scheme that provides for the efficient distribution and subsequent recovery of a private data is disclosed. A cryptographic key may be randomly generated and then shared using a secret sharing algorithm to generate a collection of key shares. The private data may be encrypted using the key, resulting in a ciphertext. The ciphertext may then be broken into ciphertext fragments using an Information Dispersal Algorithm. Each key share and a corresponding ciphertext. Fragment are provided as input to a committal method of a probabilistic commitment scheme, resulting in a committal value and a decommittal value. The share for the robust computational secret sharing scheme may be obtained by combining the key share, the ciphertext fragment, the decommittal value, and the vector of committal values. |
| US09407428B2 |
Reception apparatus, reception method, and program
Provided is a reception apparatus including: a correction unit that corrects phase compensation for each one of multiple phase-compensated segments that are connected one after another, in which the correction unit includes a timing generation unit that, based on a phase of a known signal, generates a timing at which an amount of the phase compensation is initialized, an amount-of-correction generation unit that, based on the phase of the known signal, generates an amount of correction for correcting the amount of the phase compensation, and a phase correction unit that performs phase correction on the phase compensation using the amount of the correction that is generated by the amount-of-correction generation unit. |
| US09407425B1 |
Method and device for compensating phase imbalance
A method of compensating phase imbalance comprises, detecting power outputs of a first output signal related to a first phase compensation value and of a second output signal related to a second phase compensation value; calculating a first absolute difference between an in-phase value and a quadrature value of the power output of the first output signal; calculating a second absolute difference between an in-phase value and a quadrature value of the power output of the second output signal; determining a minimum difference by comparing the first absolute difference with the second absolute difference; determining an optimal phase compensation value and a suboptimal phase compensation value from the first and the second phase compensation values according to the minimum difference; and obtaining an updated optimal phase compensation value with a binary search algorithm. |
| US09407423B2 |
Duplex operation in a cellular communication system
A cellular communication system comprises a first base station serving at least a first user equipment. The base station comprises functionality for transmitting a base station duplex capability message to user equipments using a transmission format which is common to a plurality of duplex modes. A first user equipment comprises a transceiver which receives the base station duplex capability message. A RACH characteristics processor determines at least one transmit characteristic for an access message in response to the base station duplex capability message and a RACH transmit controller controls the transmission of an access message to the first base station in response to the at least one transmit characteristic. |
| US09407422B2 |
Method, base station, and user equipment for activating or deactivating carrier
The method for activating or deactivating a carrier in the embodiments of the present invention includes the following: A base station determines to activate or deactivate at least one secondary carrier used to communication with a user equipment and transmits a High Speed Shared Control Channel (HS-SCCH) order to the user equipment, where the HS-SCCH order carries indication information used to indicate activation or deactivation of the at least one secondary carrier. In the embodiments of the present invention, a user equipment is capable of correctly activating or deactivating a carrier. |
| US09407410B2 |
Method and apparatus for signaling to a mobile device with set of training sequence codes to use for a communication link
The present patent application improves DARP by allowing multiple users on one time slot (MUROS). It comprises means and instructions for signaling training sequence set information to a remote station, comprising receiving signaling from a remote station indicating if a new set of training sequences is supported, and using a channel description to signal the training sequence set to be used by the remote station for a communication channel being established. Other aspects, embodiments, and features are also claimed and described. |
| US09407401B2 |
Method for generating a superset of quasi-orthogonal sets of sequences
Generate a first set S comprising a plurality of quasi-orthogonal sets of sequences; generate L number of second sets of quasi-orthogonal sets of sequences Th by symbol-by-symbol multiplication of each sequence in the first set S with signature sequences {wh (k)}, wherein h=0, . . . , L−1, L is a positive integer larger than or equal to one, and each second set Th has the same number of quasi-orthogonal sets of sequences and the same length of sequences as the first set S; and generate a superset Z of quasi-orthogonal sets of sequences as the union of the first set S and the L number of second sets Th. |
| US09407396B2 |
Wavelength multiplexing apparatus and method
A wavelength multiplexing apparatus includes: a dividing unit to divide a multiplexed optical signal into a plurality of groups each including a plurality of channels; a designating unit to designate, for each group, an arbitrary channel as a designated channel and to designate an adjacent channel in a predetermined frequency direction; an acquisition unit to acquire a first optical level at a central wavelength in the designated channel and a second optical level at a wavelength at which the designated channel and the adjacent channel interfere with each other; a comparison unit to compare a determined ratio of the second optical level to the first optical level with a reference ratio of a third optical level to the first optical level; and an adjustment unit to adjust a wavelength spacing between the designated channel and the adjacent channel in the group, based on a result of the comparison. |
| US09407393B2 |
Method for receiving downlink data and wireless device using same
The present invention relates to a method for receiving downlink data and a wireless device using same. The wireless device determines a subframe reception timing difference between a first serving cell and a second serving cell, receives a downlink grant through a downlink control channel of the first serving cell, and receives a downlink transmission block through a downlink shared channel of the second serving cell as instructed by the downlink grant. When the subframe reception timing difference is a predetermined value, at least one orthogonal frequency division multiplexing (OFDM) symbol from among a plurality of OFDM symbols is neglected in a subframe where the downlink shared channel is received. |
| US09407392B2 |
Dynamic bandwidth allocation in TDMA communication systems
Techniques are presented herein for use in a Time Division Multiple Access (TDMA) communication system in which devices send transmissions to each other in time slots during a time frame. A plurality of time slots is allocated for a first device to send traffic to a second device. The first device includes in a transmission during at least one of the plurality of time slots an indicator configured to indicate whether a next time slot in the plurality of time slots is used for traffic from the first device to the second device. Thus, the actual usage of a next time slot in a sequence of a plurality of time slots may be dynamically determined by the transmitting device so that the receiving device(s) need not be in the idle listening mode for the next time slot, thereby saving power. |
| US09407389B2 |
Communication system and time synchronization method
In an extensive distribution system with no delay guarantee network used as a relay network, an influence of a fluctuation of a communication delay time is avoided to conduct a high-precision time synchronization. First and second delay control devices installed in junctions between communication networks and a relay network, respectively, have functions of retaining first and second time information, and setting a first relay network passing time of a first communication signal directed from a time dissemination device toward a time receiving device through a relay network, and a second relay network passing time of a second communication signal directed from the time receiving device toward the time dissemination device, respectively. In measurement of communication delay time of the first communication network and the second communication network prior to time synchronization, the first and second relay network passing times are unified in advance to exclude uncertainty of the communication time. |
| US09407388B2 |
Method and device for resident time calculation and synchronization
The embodiments herein relate to a method in a communications network comprising a communications link connecting a first device to a second device. The communications link comprises an upper layer having a variable delay and a lower layer having a constant delay. The first device comprises a first clock and the second device comprises a second clock. The communications network synchronizes the first clock via the lower layer of the communications link with the second clock. The communications network determines, at the second device, a residence time for a first message when transmitted from the first device to the second device via the upper layer of the communications link. |
| US09407387B2 |
Apparatus and method for synchronized transmission of multimedia content over an asynchronous network
An apparatus includes a receiver, a delay value receiver, a time stamp calculation unit, and a transmitter. The receiver is configured to receive a content signal. The delay value receiver is configured to receive a delay value from another apparatus. The time stamp calculation unit is configured to determine a time stamp based on the delay value. The transmitter is configured to send the content signal including the time stamp to the other apparatus. |
| US09407386B2 |
Data processing
In a telecommunications network including at least a user device and a network node separated by at least a packet-switched part of the telecommunications network, the user device including a primary jitter buffer having a constant packet play-out rate, the network node including a secondary jitter buffer, incoming packets destined for the user device are received and passed through the secondary jitter buffer of the network node downstream towards the primary jitter buffer of the user device. The departure times of packets passing through the secondary jitter buffer of the network node downstream towards the primary jitter buffer of the user device are monitored. On the basis of the monitoring and one or more known characteristics of the primary jitter buffer, an estimate of a current state of the primary jitter buffer is maintained. Operation of the secondary jitter buffer is dynamically controlled according to the maintained estimate. |
| US09407383B2 |
Apparatus and method for distributing content from an HD radio system
A translator includes: an input configured to receive a bit stream having a plurality of digitally encoded contents and control information; processing circuitry configured to select one of the digitally encoded contents, to use the selected digitally encoded content to produce an analog modulated signal, to use the digitally encoded contents to produce a digitally modulated signal, and to combine the analog modulated signal and the digitally modulated signal to produce a hybrid signal; and an output configured to output the hybrid signal. A method performed by the radio signal translator is also provided. |
| US09407379B2 |
Circuit providing harmonic response rejection for a frequency mixer
An apparatus for reducing a harmonic response in an electronic circuit is provided. The apparatus includes an RF input configured to provide a first signal operating at a radio frequency. The apparatus includes a local oscillator configured to produce a second signal operating at a local oscillator (LO) frequency. The apparatus includes a switching mixer configured to mix the first and second signals. The apparatus includes a notch filter comprising an inductor and a capacitor connected in parallel. The notch filter is directly coupled to an input of the switching mixer in series. The notch filter is tuned such that its resonant frequency is a harmonic of the LO frequency signal. In an aspect, the apparatus also includes a transformer configured to provide the first signal. In an aspect the apparatus also includes a second notch filter comprising a second inductor and a second capacitor connected in parallel. |
| US09407378B2 |
Apparatus and method for reducing TDMA noise of portable terminal
An apparatus and a method for reducing a time division multiple access noise of a portable terminal. The apparatus includes an interface unit to which an earphone is electrically connected, an audio processing unit including a virtual ground for transmitting and receiving an audio signal through the interface unit, a switch unit located electrically between the interface unit and the audio processing unit for electrically connecting a ground terminal of the interface unit with one of a real ground and the virtual ground of the audio processing unit, and a controller for controlling the switch unit to electrically connect the ground terminal of the interface unit with the virtual ground of the audio processing unit when a call function using the earphone is activated, and to electrically connect the ground terminal of the interface unit with the real ground when the call function using the earphone is deactivated. |
| US09407372B2 |
Method and apparatus for transmitting and receiving client signal
Embodiments of the present invention provide a method and an apparatus for transmitting and receiving a client signal, and relate to the field of communications technologies. The method includes: mapping the client signal into channels of a parallel transmission frame, where the parallel transmission frame includes at least two channels; adding an overhead for the channels of the parallel transmission frame after the mapping, to form transmission channels of the parallel transmission frame, where bit rates of the transmission channels of the parallel transmission frame are fixed; and modulating the transmission channels of the parallel transmission frame onto one or more optical carriers in a same optical fiber, and transmitting the optical carrier after the modulation. |
| US09407371B2 |
Optical multiplexer/demultiplexer
A multiplexer/demultiplexer that functions as an extremely small AWG optical filter in order to prepare a miniaturized and low-cost transceiver module necessary to realize a high speed transceiver for Ethernet (registered trademark). An optical multiplexer/demultiplexer includes: at least one input waveguide, a first slab waveguide, an arrayed waveguide group, a second slab waveguide, and at least one output waveguide. Each of the waveguides of the arrayed waveguide group has: a first bent part of which a waveguide extending direction changes 180 degrees or more; and a second bent part of which a waveguide extending direction changes 180 degrees or more in a direction opposite to a direction of the change of the first bent part. |
| US09407370B2 |
Apparatus and method for transmitting and receiving visible light communication
A visible light communication (VLC) transmitting apparatus modulates source data to an orthogonal frequency division multiplexing (OFDM) symbol according to an OFDM modulation method, inserts a diffusion code that is allocated to the VLC transmitting apparatus into a frequency axis of the OFDM symbol, converts the OFDM symbol in which the diffusion code is inserted to a visible light modulation signal, and transmits the converted visible light modulation signal. Thereby, a signal of the VLC transmitting apparatus in which a VLC receiving apparatus wants can be easily detected. |
| US09407369B2 |
Optical converter with ADC based channelizer for optical LNB system
Systems and methods in accordance with embodiments of the invention convert satellite signals to an intermediate frequency signal and selecting modulated digital data within the satellite signals for content decoding. One embodiment includes an optical low noise block converter (LNB) including a digital channelizer switch configured to select at least one content channel from an input signal including a plurality of content channels modulated onto a carrier and to output an optical signal including the selected at least one content channel. |
| US09407367B2 |
Methods and devices for transmitting/obtaining information by visible light signals
The present invention discloses methods and devices for transmitting/obtaining information by visible light signals. The method for transmitting information by visible light signals of two or more wavelengths from light sources comprises: modulating, on the basis of the information to be transmitted, two or more driving signals of the light sources to obtain two or more modulated driving signals for driving the light sources to emit the visible light signals of two or more wavelengths having their levels changed between peak levels and bottom levels with different frequencies and/or different phases and/or different amplitudes; and emitting the visible light signals of two or more wavelengths having their levels changed between peak levels and bottom levels with different frequencies and/or different phases and/or different amplitudes on the basis of the two or more modulated driving signals, so as to transmit information corresponding to a pattern of color stripes shown in an image obtained from the visible light signals. |
| US09407365B2 |
Lighting device and receiver
There is provided a method and corresponding lighting device (100), and a receiver, which employs code modulation which provides a compatibility of code modulation in a dimmable lighting system. The lighting device comprises means for dimming the output light (102), which employs multiple dimming modes, each representing dimming the light output from lighting device by means of a respective dimming method, and means for embedding a code in the light output (103). The means for embedding a code in the light output employs code modulation which is based on controlling the instantaneous dimmed light output from the lighting device such that the integrated value of the dimmed light output during a time period T is modulated to embed the code. The code may then subsequently be extracted from the modulated light by means of an integrate-and-dump process at a receiver, without knowledge of the dimming method and/or dimming level of the lighting device. |
| US09407364B2 |
Laser receiver
The invention relates to a laser system comprising a laser receiver collaborating with a laser emitter. The laser emitter is designed to provide a laser light plane and includes a control unit connected to a communication signal receiver in order to work and compute incoming communication signals from the laser receiver. The laser receiver comprising a communication signal transmitter for communicating with the laser emitter, a linear laser light photo sensor and an acceleration sensor both connected to a circuitry, which is designed to derive a movement of the laser receiver with respect to the detected laser beam of the laser emitter from computing and correlating the signals of the acceleration sensor and the laser light photo sensor. The control unit includes an adjustment unit and adjustment is carried out by the adjustment unit in dependence of the worked and computed incoming communication signals of the laser receiver. |
| US09407361B1 |
Minimizing polarization-dependent optical power for PM-M-QAM transmitters
A system is configured to determine a first power level of a first signal output from a first modulator, and determine a second power level of a second signal output from a second modulator. The first signal may include a first optical signal associated with a particular polarization orientation, and the second signal may include a second optical signal associated with the particular polarization orientation. The system is configured to determine a relationship between the first power level and the second power level, and to set, based on the relationship between the first power level and the second power level, a reverse bias voltage associated with the first modulator, where the reverse bias voltage may be used to control the first power level of the first signal. |
| US09407359B2 |
Localized network repair systems and methods
A localized repair method in a network using a control plane includes, responsive to a failure on a local repair segment defined on a connection traversing the network, generating a release message in the control plane; attempting a local repair on the local repair segment; if the local repair is unsuccessful, transmitting the release message to redial the connection; and, if the local repair is successful, signaling a new sub-path based on the local repair. A controller and a network are also disclosed. |
| US09407345B2 |
Efficient feedback transmission method in multi-antenna wireless communication system and device for same
The present invention relates to a method by which a terminal feeds back channel state information for downlink transmission in a wireless communication system supporting multiple antennas. More specifically, the present invention comprises a step of transmitting a first precoding matrix index (PMI) and a second PMI for each sub-band, wherein a precoding matrix preferred by the terminal is instructed to combine the first PMI and the second PMI, and a precoding codebook in which a portion of a plurality of bits forming the second PMI is additionally used to form the first PMI is applied. |
| US09407342B2 |
Protocol for MU MIMO operation in a wireless network
Various embodiments of the invention may modify the techniques used in conventional networks, to achieve techniques that are better suited for networks that use highly directional communications. A novel method is described for determining whether a channel in such a network is idle. In addition, various protocols and formats are disclosed that are intended for such a network. |
| US09407341B2 |
Methods and devices for uplink diversity transmission
A user equipment transmits using at least two uplink transmit antennas and receives a set of control signals in the downlink direction from a cellular network. The user equipment estimates a received signal quality for each control signal in said set of control signals and determines, based on said received signal quality, which control signals have been reliably received. The user equipment derives one or more parameters related to the uplink transmit diversity operation using a subset of control signals from the set of control signals, said subset only including control signals determined as reliably received; and transmits in the uplink direction applying the derived one or more parameters to control the uplink transmit diversity operation. The accuracy of the transmit diversity parameter values derived/set by the UE can be improved. This will enhance the performance of the uplink transmit diversity and will also reduce interference to the neighbor cells. |
| US09407338B2 |
Antenna array structure with differing antennas
An antenna array structure includes a plurality of antennas, wherein a first antenna has a first geometric shape, provides a first radiation pattern, and has a first frequency bandwidth. A second antenna has a second geometric shape to provide a second radiation pattern and has a second frequency bandwidth. The first and second frequency bandwidths at least partially overlap to include channels of interest. An antenna processing circuit sends one or more transmit signals to one or more of the antennas for transmission via one or more of the channels of interest and receives one or more receive signals from the one or more of the antennas or from another one or more of the antennas via the one or more of the channels of interest or from another one or more of the channels of interest. |
| US09407334B2 |
Reduced jamming between receivers and wireless power transmitters
Exemplary embodiments are directed to reducing jamming caused by radiated fields generated by wireless power transmitters. Exemplary embodiments include detecting a jamming condition of a wireless power receiving device resulting from a radiated field from a wireless power transmitter of a charging device. Such embodiments include synchronizing the wireless power coupling with communication of the wireless power receiving device. Synchronizing wireless power coupling may include wireless power coupling at a first level when the wireless power receiving device is expected to receive a signal on a communication channel. Synchronizing wireless power coupling may further include coupling at a higher rate when the wireless power receiving device is not expected to receive a signal on the communication channel. |
| US09407323B2 |
Devices and methods for power consumption control in powerline communications systems and apparatus
The present disclosure includes systems and techniques relating to power line communications (PLC) systems and apparatus. In some implementations, a method includes determining information regarding a potential data rate to be used with a powerline communications (PLC) channel, reducing a bias current or voltage of an analog front end of a PLC transceiver based on the determined information to reduce power consumption of the analog front end of the PLC transceiver, and transmitting or receiving data over the PLC channel with the reduced bias current or voltage of the analog front end of the PLC transceiver. |
| US09407320B2 |
Detection of double talk in telecommunications networks
In one embodiment, the presence of double talk (DT) is detected in a telecommunications network having a near-end user and a far-end user. The energies of both (1) a signal received from the far-end user by the near-end user and (2) a signal to be communicated from the near-end user to the far-end user are computed. An echo return loss (ERL) estimate is calculated based on the energy calculations, and a preliminary decision is made as to whether DT is present based on the ERL estimate and the energy calculations. If DT is detected, then a counter is set to a hangover value. If DT is not detected, then the counter is reduced. This process is repeated, and, for each iteration, a final decision as to whether DT is present is made based on the counter value. |
| US09407318B2 |
Interference mitigation detector encompassing high power peak integer chip value
A receiver (100) is provided for signals of different signal strengths and modulated with respective pseudorandom noise (PN) codes. The receiver (100) includes a correlator circuit (120) operable to correlate the signals with a selectable locally-issued PN code having a Doppler and a code lag to produce a peak, the correlator circuit (120) being subject to cross correlation with a distinct PN code carried by least one of the signals that can produce cross correlation; and a cross correlation circuit (370, 400) operable to generate a variable comparison value related to the cross correlation as a function of values representing a Doppler difference and a code lag difference between the locally-issued PN code and the distinct PN code, and to use the variable comparison value to reject the peak as invalid from cross correlation or to pass the peak as a valid received peak. |
| US09407316B2 |
Device for improving the stray isolation between the antennas in the bilateral antenna and the method thereof
The present invention relates to the communication technology field, more specifically, to a scheme of bilateral antenna. A device for improving the stray isolation between the antennas in the bilateral antenna comprises a plurality of communication modules having an antenna and a power amplification module; at least one of the communication modules further comprises a tuning module. The power amplification module is connected to the antenna directly or through the tuning module. The stray isolation between the communication module and other communication module is improved by adjusting the communication modules comprising the tuning module. This invention increases the stray isolation between the communication modules in different frequency bands, specifically, when a long interval exits between working frequency bands. Consequently, the radiance performance of the bilateral antenna of the mobile termination is satisfied, and the capacity of resisting disturbance between the systems is enhanced. |
| US09407314B2 |
Radio communication device and method for controlling RF-BB state in the same
A radio communication device enabling a serial interface to restart transmission in a short time when interface setting is changed, as well as a method for controlling RF-BB state in the device, are provided. According to the radio communication device in which a radio frequency section (20) and a baseband section (10) are connected through a serial interface, exclusive signals (Act, Act_Ack) for triggering an interface state change and for acknowledging it are provided between the radio frequency section and the baseband section, respectively. Interface state change control is performed by transmitting and receiving the interface state change trigger exclusive signal and its acknowledgement exclusive signal between the radio frequency section and the baseband section. |
| US09407311B2 |
Contactless signal splicing using an extremely high frequency (EHF) communication link
A first electronic device may include a first electronic circuit and a second electronic circuit. The first electronic device may include an internal communication link providing a signal path for conducting communication signals between the first electronic circuit and the second electronic circuit. An interface circuit may be operatively coupled to the internal communication link. The interface circuit may include an extremely high frequency (EHF) communications circuit configured to receive an EHF electromagnetic signal from another EHF communications circuit of a second electronic device. This EHF electromagnetic signal may enable the second electronic device to control or monitor the first electronic device. |
| US09407310B2 |
Protective cover for electronic device
Some embodiments of the present disclosure include a protective cover for a tablet computer or other electronic device. The protective cover may be a portfolio style case having a front cover, a back cover, and a frame, the portfolio style cover being configure to accept a tablet computer. A protective corner may be positioned within each corner of the frame, the protective corners configured to protect and pad corners of a tablet computer. In embodiments, a hand strap may be positioned on an interior surface of the front cover, such that when the front cover is open, the hand strap is configured to engage with a user's hand. The front cover may include a magnetic closure that activates the tablet's sleep/wake function and may fold backwards, creating a folding view stand, wherein the folding view stand may engage with a slotted tab on the back cover. |
| US09407308B1 |
Inter radio access technology measurement with multiple receivers
A user equipment (UE) with multiple receive chains and one or more subscriber identity modules improves radio access technology (RAT) measurements when one or more of the subscriber identity modules are active and valid measurement gaps or consecutive idle time slots are unavailable for the radio access technology measurements. The UE communicates with a first receive (RX) chain for a first subscriber identity module (SIM). The UE also performs the radio access technology (RAT) measurement with a second receive (RX) chain while maintaining communications with the first receive chain. |
| US09407305B2 |
Instruction beam detection apparatus and method of detecting instruction beam
A remote control device includes a light source for irradiating an instruction beam in a non-visible wave length range, and an operation unit for controlling the light source to irradiate the instruction beam when the operation unit is operated. An instruction beam detection apparatus includes an image capturing unit for capturing an image of the instruction beam irradiated from the light source of the remote control device within a detection range thereof; a storage unit for storing a first image captured with the image capturing unit; and a detection unit for detecting a position of the instruction beam on a second image according to a differential image between the first image stored in the storage unit and the second image newly captured with the image capturing unit. |
| US09407304B1 |
Inductor based switching mixer circuit
A switching mixer that includes an input configured to receive a radio frequency (RF) signal, a set of inductors, and a set switches in a one-to-one relationship with the set of inductors. The set of switches are configured to alternate turning off in a quadrature sequence of a switching cycle. When a respective switch of the set of switches is turned off: the respective switch connects the input to a respective inductor of the set of inductors to convert the RF signal to a baseband current; and each remaining inductor of the set of inductors is configured to maintain current therein. |
| US09407301B2 |
Angle diversity receiving device and angle diversity receiving method
An angle diversity receiving device performs angle diversity reception by configuring branches of angle diversity in accordance with received signals of an array antenna, the angle diversity receiving device being provided with: a plurality of phased array synthesizing unit that generates a received signal of a branch by performing phased array synthesis for the received signals of a plurality of antenna elements included in the array antenna; and a correlation control unit that outputs a correlation value for the received signals of two branches; wherein the phased array synthesizing unit controls the angular difference in the orientations of the branches for which the correlation value was computed so that the correlation value decreases. |
| US09407297B1 |
Techniques for dynamically tuning mobile device antennas
Techniques are described for dynamically tuning mobile device antennas. Input derived from multiple sources and representing a variety of scenarios is provided to the RF modem of a mobile device. The modem is configured to select antenna tuning settings based on this input, each of which tunes the antenna by modifying its impedance as appropriate for the corresponding scenario. |
| US09407295B2 |
Diversity loop detector with component detector switching
Aspects of the disclosure pertain to a system and method for providing component detector switching for a diversity loop detector. Switching between component detectors is performed via one of: a periodic state likelihood reset process, a slope-based switching process, or a cross-over connection process. The joint decision circuit switches among component detectors to promote improved performance with present of constant or transition phase offset. |
| US09407290B2 |
Error-correction decoding with conditional limiting of check-node messages
An example method is provided that includes receiving a representation of a codeword that includes a plurality of bits, and associating the bits with a respective plurality of one-bit hard-bit values representing the bits and multiple-bit soft-bit values representing measures of reliability of respective hard-bit values. The method may include determining whether participating bits for a particular parity-check equation from the plurality of parity check equations satisfy the particular parity-check equation. The method may further include determining, based on whether the particular parity-check equation is satisfied, a magnitude of a reliability modification to one or more reliability values associated with at least one of the participating bits. The method may also include modifying the one or more reliability values by the magnitude of the reliability modification. |
| US09407286B2 |
Data compression apparatus, data compression method, and memory system including the data compression apparatus
Provided are data compression method, data compression apparatus, and memory system. The data compression method includes receiving input data and generating a hash key for the input data, searching a hash table with the generated hash key, and if it is determined that the input data is a hash hit, compressing the input data using the hash table; and searching a cache memory with the input data, and if it is determined that the input data is a cache hit, compressing the input data using the cache memory. |
| US09407283B2 |
Delta-sigma modulator having sensor front-end
A delta-sigma modulator is configured to sense and convert an electromagnetic field into a digital signal. An exemplary delta-sigma modulator includes a sensor component, such as an LC resonator, that is configured to sense the electromagnetic field and generate an input analog signal, where the delta-sigma modulator is configured to convert the input analog signal to the digital signal. Delta-sigma modulator can include an analog-to-digital converter coupled to the sensor component that receives and converts the input analog signal to the digital signal. Delta-sigma modulator can further include a digital-to-analog converter (DAC) coupled to the resonator and the ADC, the DAC configured to receive the digital signal from the ADC and generate a feedback analog signal. |
| US09407282B2 |
Analog-to-digital converter
A continuous-time ΔΣ-ADC (1) is disclosed. It comprises a sampled quantizer (5) arranged to generate samples y(n) of a digital output signal of the ΔΣ-ADC (1) at sample instants nT, where n is an integer sequence index and T is a sampling period, based on an analog input signal to the quantizer (5). Furthermore, the ΔΣ-ADC (1) comprises one or more DACs (10a-b), each arranged to generate an analog feedback signal based on the samples of the digital output signal generated by the sampled quantizer (5). Moreover, the ΔΣ-ADC (1) comprises a continuous-time analog network (20) arranged to generate the analog input signal to the quantizer (5) based on the feedback signal(s) from the one or more DACs (10a-b) and an analog input signal to the ΔΣ-ADC (1). At least one DAC (10b) of the one or more DACs (10b) comprises two switched-capacitor DACs (40, 50) arranged to operate on the same input but with a mutual delay in time. A corresponding radio receiver circuit (100), a corresponding intergrated circuit (200), and a corresponding radio communication apparatus (300, 400) are also disclosed. |
| US09407279B2 |
Systems and methods of element scrambling for compensation and calibration of analog-to-digital converter feedback
An apparatus may include a scrambler element configured to receive an input signal and generate a scrambled thermometer code-like signal having a plurality of bits based on the input signal and having a plurality of possible quantization values. The scrambler element may generate at least one equivalent code of the scrambled thermometer code-like signal for each possible quantization value. For each of one or more of the possible quantization values, the scrambler element may be configured to generate a plurality of possible equivalent codes of the scrambled thermometer code-like signal. Responsive to the input signal indicating a change in quantization value of the scrambled thermometer code-like signal, the scrambler element may change the scrambled thermometer code-like signal by transitioning the smallest possible number of the plurality of bits of the scrambled thermometer code-like signal to change quantization value of the scrambled thermometer code-like signal in accordance with the input signal. |
| US09407278B1 |
Digital to analog converter
In an example, there is disclosed a digital to analog converter (DAC) architecture that in a first aspect provides first and second parallel paths through the DAC so as to allow a separation of a coarse and fine aspect of the DAC transfer function is described. In another aspect a DAC architecture is provided that comprises at an output of the DAC an interpolator arranged to extend the resolution of the overall DAC architecture by interpolating within the voltage range of the DAC stages that precede the interpolator. Such an interpolator can be used with both an amplifier and/or comparator to provide one or more of a buffering of the output and/or a comparison of the DAC output with signals from other circuit elements. Features of the first and second aspects may be used independently of one another. |
| US09407277B2 |
Successive approximation analog-to-digital converter and conversion method
The present invention discloses a successive approximation analog-to-digital converter capable of improving the accuracy of analog-to-digital conversion. An embodiment of this converter comprises: a successive approximation analog-to-digital converting circuit operable to generate M bits according to an analog input signal in which the M bits include a most significant bit (MSB) and successive M−1 bit(s) in succession to the MSB while the number M is an integer greater than one; and a multi-bit generating circuit operable to receive a capacitor array output signal and a comparison signal outputted from the successive approximation analog-to-digital converting circuit for a predetermined time after the generation of the M bits, and then generate N bits at a time accordingly in which the N bits include a least significant bit (LSB) and successive N−1 bit(s) ahead of the LSB while the number N is an integer greater than one. |
| US09407269B2 |
Memory device, semiconductor device, and electronic device
An object is to provide a memory device which does not need a complex manufacturing process and whose power consumption can be suppressed, and a semiconductor device including the memory device. A solution is to provide a capacitor which holds data and a switching element which controls storing and releasing charge in the capacitor in a memory element. In the memory element, a phase-inversion element such as an inverter or a clocked inverter includes the phase of an input signal is inverted and the signal is output. For the switching element, a transistor including an oxide semiconductor in a channel formation region is used. In the case where application of a power supply voltage to the phase-inversion element is stopped, the data is stored in the capacitor, so that the data is held in the capacitor even when the application of the power supply voltage to the phase-inversion element is stopped. |
| US09407267B2 |
Level conversion circuit and liquid crystal display device using the same
A level conversion circuit includes level conversion portions which are connected in series. The level conversion portion includes circuit blocks. The circuit block inverts an input signal. The circuit block includes a transistor connected between a power supply and a node, a transistor connected between the node and a power supply, a transistor connected between a gate of the transistor and the power supply, and a capacitor connected between an output node and the gate of the transistor. The circuit block carried out level conversion in step with operation of the transistor in accordance with a signal applied from an input node to a gate thereof and operation of the transistor an ON/OFF state of which is switched by application of an output of the circuit block to a gate thereof, to thereby output potential change at the node. |
| US09407264B1 |
System for isolating integrated circuit power domains
A system for isolating a first power domain from a second power domain in an integrated circuit includes receiving an input signal from the first power domain and receiving a set of bits from a programmable register. An isolation enable signal indicative of isolating the first power domain from the second power domain is generated, and an intermediate signal based on the isolation enable signal and the input signal is generated. At least one of the input signal, a logic low signal, a logic high signal, and the intermediate signal is output based on the isolation enable signal and the set of bits. |
| US09407261B2 |
Apparatuses and methods for combining mirrors with electronics in medicine cabinets
An apparatus includes a medicine cabinet door. The medicine cabinet door has an outer glass layer, the outer glass layer has a front side and a back side, an information display is mounted on the back side of the outer glass layer, such that a user can view an image displayed on the information display while looking at the front side of the outer glass layer. A method includes placing an information display behind an outer glass layer of a medicine cabinet door and within a volume of the medicine cabinet door. |
| US09407258B1 |
Efficient driver circuit
A driver circuit for driving a resonance circuit is disclosed. The driver circuit includes an input to receive an input signal, an amplifier to amplify the input signal, a pulse generator to generate a pulse train based on a modulation signal, a switch coupled to the pulse generator, a capacitor coupled to the switch in parallel such that when the switch is on, the capacitor is bypassed and a Resistor-Inductor-Capacitor (RLC) tank circuit coupled to the switch and the capacitor such that the capacitor is connected in series to capacitance of the RLC tank circuit. |
| US09407250B2 |
Systems for accurate multiplexing
The disclosure presented herein provides example embodiments of systems for accurate multiplexing. The systems and methods presented may be suitable for non-limiting examples of analog to digital conversion with a switched input voltage (for a switched capacitor application) or any circuit with high voltage/high accuracy voltage multiplexing. In an example embodiment, pulsed current sources may be implemented to rapidly turn on and turn off the selected and unselected multiplexer ports while maintaining relatively low power consumption. A Kelvin input port may allow a high voltage input to be accurately sensed by avoiding a voltage drop associated with a selected pass gate p-channel FET channel resistance and parasitic wire resistance. The Kelvin input port biases the gate of a pass FET structure whose body terminals are allowed to remain floating. |
| US09407245B2 |
System for digitally controlled edge interpolator linearization
This application discusses, among other things, an interpolator architecture for digital-to-time converters (DTCs). In an example, an interpolator can include interpolation cells and retention cells configured provide an interpolated output based on at least two offset clock signals. In certain examples, an example interpolator can provide contention free control of the interpolator output with improved noise immunity. |
| US09407244B2 |
Device for generating a time signal, and system comprising such a device
A device comprises a first time generator for generating an internal time signal, a unit for receiving an external time signal at discrete synchronization times and a generator unit for producing a generated time signal, which generator unit is designed to calculate on the basis of an algorithm the generated time signal at a determination time between two synchronization times from a value of the external time signal at a previous synchronization time and from a value of the internal time signal at the determination time. Said algorithm includes an assumption of a proportionality between an advance in the internal time signal and an advance in the external time signal. |
| US09407243B1 |
Receiver circuit
A receiver circuit including an external terminal, a level shifter, a reset circuit, and an inverting circuit is provided. The external terminal receives the external signal. The level shifter shifts a voltage swing range of the external signal to generate a level shifting signal. The level shifter includes a pull-up unit and a pull-down unit coupled in series. The pull-up unit and the pull-down unit are alternatively switched respectively according to the external signal and the internal signal, and thus a leakage path of the level shifter is cut off for different states of the external signal. The reset circuit couples the external terminal and the level shifter and provides a reset path according to the external signal for assisting the switching of the pull-up unit and the pull-down unit. The inverting circuit couples the level shifter and inverts the level shifting signal to generate the internal signal. |
| US09407241B2 |
Closed loop feedback control of integrated circuits
Systems and methods for closed loop feedback control of integrated circuits. In one embodiment, a plurality of controllable inputs to an integrated circuit is adjusted to achieve a predetermined value of a dynamic operating indicator of the integrated circuit. An operating condition of an integrated circuit is controlled via closed loop feedback based on dynamic operating indicators of the integrated circuit's behavior. |
| US09407238B2 |
Devices and methods for pulse-width modulation
Devices and methods convert signals into pulse-width modulated signals. A noise-shaping loop can be clocked at a lower frequency than a PWM modulator, resulting in lower power requirements, and greater ease of synchronization. The delay introduced by the noise-shaping loop can be reduced by implementations using sample-and-hold devices, look-up tables and logic circuitry to predict output signals. |
| US09407230B2 |
Sound output setting apparatus, method, and computer program product
An apparatus is provided with a device storing machine readable code and a processor executing the machine readable code. The machine readable code includes sound setting code and audio processing code. The sound setting code detects use of a microphone and sets sound characteristics that are suitable for conversation in response to detecting the use of the microphone. The audio processing code processes sound on the basis of the sound characteristics set by the sound setting code. |
| US09407229B2 |
Inverter- and-switched-capacitor-based squelch detector apparatus and method
A squelch detector includes is configured to receive a time-varying differential communication signal, and includes switched capacitors and an inverter configured to provide an indication of whether a level of the received communication signal is above or below a threshold value. |
| US09407228B2 |
Receiving stage and method for receiving
A receiver stage for receiving a receive signal comprises M receiving paths, each receiving path comprises a signal processor and K comparators. The signal processors of the M receiving paths are configured to generate, for each of the M receiving paths, an amplified version of the receive signal, such that an amplification gain of the respective receiving path increases from a first of the M receiving paths to a last of the M receiving paths. For each of the M receiving paths the K comparators of the respective receiving paths are configured to compare the amplified receive signal of the respective receiving path with a respective threshold value. For each of the M receiving paths the threshold value increases from a first of the K comparators to the last of the K comparators. |
| US09407220B1 |
Digitally controlled variable transductance stage for microwave mixers and amplifiers
A transconductance stage has a common-emitter transconductance stage having common emitter transistors, a common-base transconductance stage having common base transistors, wherein collectors of the common emitter transistors and collectors of the common base transistors are cross-connected to allow in-phase signal combining, an input differential signal applied to the common-emitter transconductance stage and the common-base transconductance stage in parallel, and a selectable gain output, the output selectable between at least one high gain and one low gain, wherein the low gain is lower than the high gain. A switchable transconductance stage has at least one input voltage signal having a frequency in the microwave range, a switchable gain setting, the switchable gain setting having at least two gain settings, and an output current signal having a gain determined by the switchable gain setting. |
| US09407219B2 |
Electronic Circuit
An electronic circuit for amplifying a wanted signal, comprising: a comparator having a first input, a second input and an output, wherein a connection is provided, which leads the wanted signal to the first input; a first driver stage comprising an input and an output, wherein the first driver stage includes at least a first push pull end stage; a low-pass filter having an input and an output, wherein the output of the first driver stage leads to the input of the low pass filter; a first feedback network; and a second feedback network. |
| US09407217B2 |
Amplifier and signal processing device
When a switch is set to off, and a switch is set to on, the voltage of a SigOut terminal is stabilized with a reference voltage, and a bias voltage is applied to a capacitor. Changing the switch from on to off, with the bias voltage retained in the capacitor, a detection signal which is input via a SigIn terminal is amplified with the reference voltage as a reference, and an amplified signal is output from the SigOut terminal. |
| US09407215B2 |
Circuits and methods related to low-noise amplifiers having improved linearity
Disclosed are circuits and methods related to low-noise amplifiers (LNAs) having improved linearity. In some embodiments, a radio-frequency (RF) amplifier circuit can include a first amplifying transistor configured to amplify an RF signal. The RF amplifier circuit can further include a switchable inductance circuit that couples the first amplifying transistor to a signal ground. The switchable inductance circuit can be configured to be capable of providing at least two different inductance values that yield different linearity levels for the RF amplifier circuit. A high linearity performance can be obtained with a higher inductance and a lower bias voltage, thereby reducing power consumption of the RF amplifier. Examples of methods and devices related to such an RF amplifier circuit are disclosed. |
| US09407212B2 |
Devices and methods for improving yield of scalable periphery amplifiers
Device and methods for improving consistency of operation and therefore yield of sealable periphery amplifiers is described. Amplifier size of the scalable periphery architecture can be adjusted to obtain part-to-part consistency of operating performance as per a defined/desired set of criteria. Amplifier segments of the scalable periphery architecture can be rotated to distribute wear. Further, extra amplifier segments can be implemented on amplifier dies to extend the overall lifetime of amplifiers. |
| US09407206B2 |
Phased array architecture configured for current reuse
A phased array architecture configured for current reuse is disclosed. In an exemplary embodiment, an apparatus includes a current mode phase rotator (PR) module configured to generate phase shifted in-phase (I) and quadrature-phase (Q) current signals, and a current mode residual sideband (RSB) correction module configured to correct residual sideband error associated with the phase shifted I and Q current signals. The RSB correction module and the PR module form a phased array element configured to reuse a DC supply current. |
| US09407205B2 |
Double down-conversion with multiple independent intermediate frequencies for E-band applications
An apparatus includes a first receiver and a second receiver. The first receiver may be configured to generate a plurality of first intermediate frequency signals in response to a radio frequency (RF) input signal and a first local oscillator signal. The second receiver may be configured to generate a plurality of output signals in response to the first intermediate frequency signals. Each of the output signals is generated in an independent channel in response to a respective one of the first intermediate frequency signals and a respective second local oscillator signal. |
| US09407202B2 |
Spin-transfer torque type injection locking oscillator and design method thereof
The present invention provides a spin-transfer torque type injection locking oscillator which improves both power and noise performance by using pair of spin-transfer torque devices. One is optimized for high power and the other is optimized for low noise characteristics. The output signal of the low noise spin-transfer torque device is injected into the high output power spin-transfer torque for phase locking. The present invention has several advantages such as the miniaturization, the high quality and low cost, and the mass production of integrated chips by the nanoscale. |
| US09407199B2 |
Integrated circuit comprising a frequency dependent circuit, wireless device and method of adjusting a frequency
An integrated circuit comprises a frequency dependent circuit comprising an input node, an output node and a main bank of selectable first capacitive elements that affect a frequency characteristic of the frequency dependent circuit. The frequency dependent circuit further comprises at least one shunt bank of selectable second capacitive elements located between ground and one of the input node or the output node, wherein at least one selectable second capacitive element switched out of the frequency dependent circuit is based on a number of the selectable first capacitive elements that are switched into the frequency dependent circuit. |
| US09407197B2 |
Catalytic smog reduction
Illustratively, an electrical generator includes a photovoltaic element which converts light produced by a surface into electrical power, the surface located in thermal communication with exhaust gases produced by an exothermic chemical reaction; a heat exchanger which takes at least a majority of thermal energy in the exhaust gases, after the thermal communication, and transfers the thermal energy to air input to the reaction; a catalytic converter, inside the heat exchanger, located to ensure that at least most of the exhaust gases are communicated into the catalytic converter and that heat generated by operation of the catalytic converter is transferred to the air input to the reaction; a sensor in the heat exchanger, located to monitor the reaction before the exhaust gases are communicated into the catalytic converter; a sensor located to sense after the exhaust gases are communicated into the catalytic converter, whether the catalytic converter is functioning properly. |
| US09407185B2 |
Power converter for engine generator
A power converter for an engine generator includes an insulative support that receives and supports circuit components for converting incoming AC power to desired power, such as power suitable for a welding application. One or more rectifier modules are provided that are received and supported by the support. Three such modules may be provided for receiving three phase power from a generator. DC power from the rectifier module is applied to DC bus plates. The plates may be coupled to capacitors. A power conversion circuit, such as a buck converter, is coupled to the DC bus plates to convert the DC power to output power. |
| US09407180B2 |
Power converting circuit
A power converting circuit for supplying power to an inductive load, includes an inductance, a switching circuit and an energy saving circuit. The inductance is charged when the switching circuit is conductive and discharges energy to the energy saving circuit and the inductive load when the switching circuit is nonconductive. The energy saving circuit discharges energy to the inductive load when the switching circuit is conductive. |
| US09407177B2 |
Rotating electric machine control device and electric power steering apparatus
In a rotating electric machine control device, a voltage command value calculation section calculates a voltage command value based on a current command value and a motor current. An inverter power estimation section estimates an inverter power based on the motor current. A power supply current estimation section estimates a power supply current based on the inverter power and a power supply voltage. A limit gain determination section determines a limit gain based on the power supply current and a target power supply current. A limited voltage command value calculation section calculates a limited voltage command value based on the voltage command value and the limit gain. A current limitation section is capable of limiting the power supply current by outputting a command value corresponding to the limited voltage command value to an inverter portion. |
| US09407176B2 |
Integrated system of circuits for serial fan structure
An integrated system of circuits for serial fan structure includes a first and a second fan connected back to back. A first driving unit and a first control unit for the first fan and a second driving unit and a second control unit for the second fan are sequentially electrically connected to a circuit board in the second fan. Further, a first coil assembly of the first fan and a second coil assemble of the second fan are also electrically connected to the circuit board in the second fan; and some low-use-rate electronic circuits are included in a common circuit unit of the first and the second fan. Therefore, the serial fan structure can save one circuit board and some low-use-rate electronic circuits from the first fan to achieve the purpose of reducing the manufacturing cost of the serial fan structure. |
| US09407172B2 |
Vibration power generator
A vibration power generator comprises: a fixed substrate; a vibrating body having a surface opposed to the fixed substrate, the vibrating body being vibratable to the fixed substrate; electret electrodes aligned in a vibration direction on one of the surface of the fixed substrate and the surface of the vibrating body; and first fixed electrodes and second fixed electrodes alternately aligned in the vibration direction on the other thereof, wherein when the vibrating body is at a resting position, each of the electret electrodes overlaps with both electrodes of a corresponding fixed electrode pair, the corresponding fixed electrode pair being one of the first fixed electrodes and one of the second fixed electrodes that are opposed to the electret electrode, and when the vibrating body is not at a resting position, each of the electret electrodes always overlaps with at least one electrode of the corresponding fixed electrode pair. |
| US09407170B2 |
DC-AC inverter having controlled magnetization reversal of isolation transformer core
Disclosed is a power inverter which converts voltage from a DC source into high frequency rectangular alternating voltage pulses which are transferred to a load via a transformer with a ferromagnetic core having no air gap. An additional indicator winding on the transformer, which is connected to a differential circuit which in turn is connected to a control circuit, makes it possible to control the process of the reversal of the magnetization of the core. Switching on the primary winding takes place when the permeability of the transformer's core achieves its maximum. This special feature makes it possible to minimize the size of the transformer, while allowing transferring maximum energy to the load with minimum of the magnetization frequency and losses. |
| US09407166B2 |
Inverter device
An inverter device includes; a switching element; a plurality of flyback diodes each connected in parallel with the switching element; a first conductor plate connected to anode terminals of the flyback diodes and to one side of the switching element; and a second conductor plate connected to cathode terminals of the flyback diodes and to the other side of the switching element. Each of the flyback diodes is formed in a polygonal shape, and the two flyback diodes in each pair of the flyback diodes that are arranged in mutually adjacent positions are arranged so that a vertex of one opposes a vertex of the other. |
| US09407164B2 |
Systems approach to photovoltaic energy extraction
Described is a method and apparatus for per-panel photovoltaic energy extraction with integrated converters. Also described are switched-capacitor (SC) converters have been evaluated for many applications because of the possibility for on-chip integration; applications to solar arrays are no exception. Also described is a comprehensive system-level look at solar installations, finding possibilities for optimization at and between all levels of operation in an array. Specifically, novel concepts include new arrangements and options for applying switched-capacitor circuits at 3 levels: for the panel and sub-panel level, as part of the overall control strategy, and for ensuring stable and robust interface to the grid with the possibility of eliminating or reducing the use of electrolytic capacitors. |
| US09407161B2 |
Parallel connected inverters
A distributed power system wherein a plurality of power converters are connected in parallel and share the power conversion load according to a prescribed function, but each power converter autonomously determines its share of power conversion. Each power converter operates according to its own power conversion formula/function, such that overall the parallel-connected converters share the power conversion load in a predetermined manner. |
| US09407154B2 |
Electrical circuit for delivering power to consumer electronic devices
An electrical circuit for providing electrical power for use in powering electronic devices is described herein. The electrical circuit includes a power converter circuit that is electrically coupled to an electrical power source for receiving alternating current (AC) input power from the electrical source and delivering direct current (DC) output power to an electronic device. The power converter circuit includes a transformer and a switching device coupled to a primary side of the transformer for delivering power from the electrical power source to a primary side of the transformer. A controller is coupled to a voltage sensor and the switching device for receiving the sensed voltage level from the voltage sensor and transmitting a control signal to the switching device to adjust the voltage level of power being delivered to the electronic device. |
| US09407146B2 |
Power source circuit and method of controlling power source circuit
A power source circuit includes a power source terminal for inputting a power source voltage; a switching regulator including a switching circuit connected to the power source terminal and a smoothing circuit connected to the switching circuit; a series regulator connected to the switching regulator in series; a switching portion; and a control portion. The smoothing circuit includes a capacitor and an inductor to output a first voltage. The series regulator is connected to the switching circuit and the smoothing circuit in series to output a second voltage. The switching portion supplies the power source voltage to the series regulator. The control portion outputs a switching signal for controlling the switching portion to turn on or off according to the power source voltage. |
| US09407135B2 |
Power conversion apparatus, control device for power conversion apparatus, and method for controlling power conversion apparatus
A power conversion apparatus includes a power converter, an LC filter, and a controller. The power converter is disposed between an AC power source and a load. The LC filter is disposed between the AC power source and the power converter. The controller controls the power converter to perform power conversion control between the AC power source and the load. The controller includes a command generator, an oscillation component acquirer, a regulator, and an actuator. The command generator generates an input current command including a command of an input current of the power converter. The oscillation component acquirer acquires an oscillation component of a current flowing through a capacitor of the LC filter. The regulator regulates the input current command based on the oscillation component acquired by the oscillation component acquirer. The actuator controls the power converter based on the input current command regulated by the regulator. |
| US09407134B2 |
Systems and methods for limiting current inrush in electric drive systems
Systems and methods for controlling potentially damaging inrushes of current to the capacitor bank of an electric drive system when the voltage on the capacitor bank is low. In one embodiment, a variable speed drive has a converter that converts AC power to DC power, a capacitor bank that receives the DC power, and an inverter that converts the DC power stored by the capacitor bank to AC output power. The converter has three sections that rectify the phases of three-phase input power. Each section has at least one controlled rectifier component, and the rectifier components have switches connected to them in parallel. When the voltage on the capacitor bank is low, the controlled rectifiers and switches are controlled to prevent dangerously high inrushes of current to the capacitor bank. |
| US09407129B2 |
Brushless DC motor
A brushless DC motor comprises a plurality of magnets positioned at a distance from one another on a circular structure, and a plurality of solenoids provided each around a static solenoid housing, wherein said solenoid housing is structured with a void portion through which said plurality of magnets can pass when the circular structure comprising said plurality of magnets rotates around its axis. |
| US09407128B2 |
Apparatus for alarming inverter status and apparatus for analyzing motor status in mobile terminal
Disclosed are an apparatus for alarming an inverter status and an apparatus for analyzing a motor status in a mobile terminal. The apparatus for analyzing a motor status in a mobile terminal includes: a first recognition unit configured to recognize vibrations of a motor contacting thereto, and providing the vibrations to a controller; a second recognition unit configured to recognize sound of the motor, and providing the sound to the controller; and the controller configured to analyze a frequency from the vibrations and sound of the motor, to check a change of the vibrations, and thus to obtain an analysis result on a status of the motor. |
| US09407125B2 |
Biomechanical electrical power generation apparatus
An apparatus and method for generating electrical power from a user comprises a motion capture apparatus that captures at least a portion of motion of a pair of limbs of the user; a motion integrator mechanically coupled to the motion capture apparatus such that captured motion of the pair of limbs is transferred to the motion integrator, and the motion integrator produces an output motion; an adaptive controller, and an electrical generator mechanically coupled to the output motion of the motion integrator; wherein the electrical generator generates electrical power from the output motion of the motion integrator. The apparatus may be adapted to be carried on the user's back. In one embodiment the apparatus is incorporated into a backpack. |
| US09407118B2 |
Generator gas shield support device and method of removing generator gas shield
The disclosure includes a generator gas shield support device, and method of removing the generator gas shield using the support device. In one embodiment, the generator gas shield support device of a generator system includes a first support coupled to a generator rotor of the generator system. The first support of the generator gas shield support device is configured to releasably couple a first portion of a generator gas shield to the generator rotor of the generator system. The generator gas shield support device may also include a second support releasably coupled to the generator rotor. The second support is configured to support the first portion of the generator gas shield during a rotation of the generator rotor. |
| US09407114B2 |
Network system and control method thereof
Provided are a network system and a method of controlling the network system supplied with energy from an energy generation component. The network system includes an energy consumption component consuming the energy generated from the energy generation component, and driving a driving component for processing or managing a consumable. The energy consumption component is provided with one or more courses classified according to a determination factor related to the consumable. The determination factor includes a performance factor denoting a processed or managed result of the consumable. One of the courses is recommended as a driving course when the energy consumption component recognizes information about the consumable. |
| US09407112B2 |
Wireless sensor with energy scavenger
An apparatus (100) comprises a wireless sensor system (102) with electronic circuitry (104) and a power supply (106) for powering the electronic circuitry. The power supply comprises a primary cell (108) and an energy scavenger (110). The energy scavenger scavenges ambient energy and converts the scavenged ambient energy into electric energy. The sensor system is configured for having the primary cell power the electronic circuitry when the energy scavenger is inactive. The system is configured for performing at least one of having the energy scavenger power the electronic circuitry via the primary cell when the energy scavenger is active, using a capacitance of the primary cell as a buffer for the electric energy; and having the energy scavenger recharge the primary cell. |
| US09407111B2 |
Method and system for a battery charging station utilizing multiple types of power transmitters for wireless battery charging
A battery charging station is equipped with radio frequency power transmitters, induction power transmitters, and ultrasound power transmitters so as to concurrently charge electronic devices. The battery charging station is operable to network the electronic devices through wireless communication. In this regard, the battery charging station may coordinate or arrange the radio frequency power transmitters, the induction power transmitters and/or the ultrasound power transmitters so that the resulting power transmission from the battery charging station to one or more intended networked electronic devices may be maximized. The battery charging station may wirelessly communicate with the electronic devices for device networking. The networked electronic devices may be connected to a computer network for various network services such as, for example, network advertising and software downloading or uploading. Both direct and in-direct device-to-device communication may be supported among the networked electronic devices. The battery charging station maintains data communication during battery charging. |
| US09407110B2 |
Self-affixing external charging system for an implantable medical device
An external charging system for charging or powering an implantable medical device is disclosed which is self-affixing to the patient without the need for a holding device. The charging system can comprise a charging coil attached to a flexible member. The flexible member is bendable, and when bent will firmly hold its position on the patient. The system can include an electronics module including a user interface and the necessary electronics for activating the charging coil to produce a magnetic charging field. Wires can couple the charging coil in the coil module to the electronics in the electronics modules. The entire assembly can be encased in a water proof sleeve having a high-friction surface, which protects the charging system and helps the charging system to adhere to the patient. |
| US09407102B2 |
Portable modular power station
A portable power station including a current, light, and voltage sources as well as a control panel to permit a user to selectively operate the current and light sources. A housing contains the sources and is suitable to contain a main power source that has positionally fixed and polarized power terminals. The housing includes positionally fixed attachment posts to which the polarized conductors of the sources are electrically connected, and which are suitable for electrical connection of the polarized power terminals of the main power source. |
| US09407093B2 |
Method for balancing circuit voltage
Various techniques are employed alone or in combination, to reduce the levelized cost of energy imposed by a power plant system. Solar energy concentrators in the form of inflated reflectors, focus light onto photovoltaic receivers. Multiple concentrators are grouped into a series-connected cluster that shares control circuitry and support structure. Individual concentrators are maintained at their maximum power point via balance controllers that control the flow of current that shunts this series connection. DC current from clusters is transmitted moderate distances to a centralized inverter. The inductance of transmission lines is maximized using an air-spaced twisted pair, enhancing the performance of boost-type three phase inverters. Cluster outputs are separate from individual inverters in massively interleaved arrays co-located at a central location. Step-up transformers convert inverter voltages to grid voltages, and small transformers provide isolation and voltage step-up only on receiver-to-receiver imbalance currents, typically <20% of the total current. |
| US09407092B2 |
Power supply device and power management method
A method for managing a number of power supply units (PSUs) of a power supply device is provided. A total operation time of each PSU is counted. A number of the PSUs to be assigned to work is determined according to a load value of a load connected to the power supply device. Which of the PSUs will be assigned to work and which of the PSUs will be assigned to idle are determined according to the total operation time of each PSU and the determined number of the PSUs to be assigned to work. The PSUs to be assigned to work are controlled to enter a work state, and the PSUs to be assigned to idle are controlled to enter a standby mode. |
| US09407091B2 |
Connection device with electrostatic discharge protection
A connection device with electrostatic discharge protection includes a first interface including a plurality of signal pins for electrically connecting to a first electronic device, a second interface including a plurality of signal pins for electrically connecting to a second electronic device, a driving circuit coupled to a first signal pin of the plurality of signal pins of the first interface for generating a control signal according to a signal of the first signal pin, and a switch circuit coupled to the first interface, the second interface, and the driving circuit for controlling a conduction situation between the plurality of signal pins of the first interface and the plurality of signal pins of the second interface. |
| US09407089B2 |
Electrical discharge protection circuit and method of use
A circuit includes a driver circuit between a first and second power supply nodes, and a first and second electrostatic discharge (ESD) protection circuits. The driver circuit is configured to generate a pair of differential signals at a first output node and a second output node. The first ESD protection circuit is coupled between the first output node and the second power supply node. The first ESD protection circuit includes a first transistor, and the first transistor includes a drain region and a source region in a well region. The second ESD protection circuit is coupled between the second output node and the second power supply node. The second ESD protection circuit includes a second transistor, and the second transistor includes a drain region and a source region in the well region. |
| US09407088B2 |
Surge arrester
A surge arrester includes an insulator having a first insulator end and an opposite second insulator end, at least one first electric arc electrode attached in the region of the first insulator end, at least one second electric arc electrode attached in the region of the second insulator end, a fixing element made of electrically non-conductive material for mounting the surge protector on an external support, and at least one dish-shaped element to which the first electric arc electrode is assigned and the dish side wall of which at least partially laterally encloses the first electric arc electrode. The fixing element is attached laterally to the dish side wall of the dish-shaped element. |
| US09407086B2 |
Safety switching device with power supply
A safety switching device for switching on or off a hazardous installation in a failsafe manner has a failsafe control/evaluating unit and a power supply for providing at least one operating voltage for the control/evaluating unit. The power supply has a voltage converter for converting an input voltage into an output voltage of a defined output voltage value. The output voltage corresponds to the operating voltage. The power supply has a fault detector for detecting a fault condition of the voltage converter. The fault detector has a comparator for comparing a currently existent output voltage with a defined reference voltage. The fault detector provides a fault condition signal upon detection of a predetermined deviation from the reference voltage. The power supply also has a switch which disconnects the input voltage of the voltage converter when the fault condition signal is present. |
| US09407082B2 |
Arc flash system for a power circuit
An arc flash system includes a circuit breaker having separable contacts, an operating mechanism, a trip unit including a sensor sensing current flowing in a power circuit, a trip circuit cooperating with the operating mechanism to trip open the contacts responsive to the sensed current or a first signal, and a communication interface outputting the sensed current, and an interface circuit including a processor having a first output of the first signal, an input of a second signal, and a second output of a third signal, and a communication interface cooperating with the processor to determine and communicate cause of trip information to the trip unit communication interface, input the sensed current, and communicate the sensed current to the processor. A light sensor senses light from an arc flash associated with the power circuit and outputs the second signal. A shorting apparatus shorts the circuit responsive to the third signal. |
| US09407081B2 |
Wiring harness and method for fixing connector set
In a wiring harness, a plurality of terminals are mounted on end parts of a plurality of wires to touch strands of the wires. A connector set includes a first connector in which the plurality of terminals are inserted and a second connector to be connected to the first connector. The strands of the plurality of wires and the plurality of terminals are made of mutually different metals. A busbar for shorting the plurality of terminals by being connected to the plurality of terminals inserted in the first connector when the first connector is connected to the second connector is provided in the second connector. A covering member covers the connector set. |
| US09407079B1 |
Busway systems and related assemblies and methods
A busway assembly includes first and second busway sections and a joint assembly connecting the first and second sections. Each busway section includes a housing including first and second opposing side portions. Each busway section includes a first insulator held in the first side portion and a second insulator held in the second side portion. The first and second insulators each hold one or more bus bar conductors. The joint assembly includes first and second connected joint housings and plurality of joint conductors held in the first and second housings. A first exposed portion of each joint conductor extends out of the first housing and is electrically connected with one of the bus bar conductors of the first busway section. A second exposed portion of each joint conductor extends out of the second housing and is electrically connected with one of the bus bar conductors of the second busway section. |
| US09407077B2 |
Support frame for structured cabling system
A support frame (10) for a cabling trunk assembly (1) is disclosed. In one embodiment, the support frame (10) has a main body (11) defining a mounting surface (41), and a first extension leg (50) extending along a first side edge (42) of the main body (11) and away from the mounting surface (41). Similarly, the support frame (10) can be provided with a second extension leg (52) that extends along a second side edge (44) of the main body (11) and away from the mounting surface (41). The extension legs (50, 52) may be provided with tabs (54, 56) to provide a secure connection with receiving grooves (28, 29) on a channel (12) of the cabling trunk assembly (1). The extension legs (50, 52) may also be configured to provide a snap-fit connection with the receiving grooves (28, 29). |
| US09407076B2 |
Electrical bushing with gradient cermet
One aspect relates to a method for producing an electrical bushing for an implantable device, an electrical bushing, and an implantable device. The method according to one embodiment includes forming a base body from a ceramic slurry and introducing a bushing conductor made of a metal or cermet material with a metal fraction into the base body. The metal fraction in the bushing conductor is provided to decrease towards the base body. It includes sintering the green blank that includes the base body and the bushing conductor. |
| US09407074B2 |
Mount assembly
A mounting assembly is configured for mounting electronics in a ceiling or wall without requiring access to interior portions of the ceiling or wall. The mounting assembly comprises a collar, at least two arms and at least two threaded screws. The collar fits around and attaches to the electronics housing. The at least two arms are each independently compressed to engage the ceiling and are coupled to the collar to support the collar in the ceiling. |
| US09407072B2 |
Motorized racking assembly
A racking assembly for an electrical apparatus is provided. The racking assembly includes a movable carriage assembly and a drive assembly. The movable carriage assembly is sized to fit within a housing assembly and is structured to be moved between a first position and a second position. The carriage assembly is further structured to support at least one electrical component. The drive assembly includes a motor assembly and a positioning assembly. The motor assembly is structured to impart movement to said positioning assembly. The motor assembly is coupled to said positioning assembly. The positioning assembly is structured to impart movement to said carriage assembly and to move said carriage assembly from said first position to said second position. The positioning assembly is coupled to said carriage assembly. In this configuration, the racking assembly is structured to move the carriage assembly, and therefore the electrical apparatus, between the first and second positions. |
| US09407070B2 |
Ignition system and ignition plug that reduces the required voltage to sustain an engine, while improving ignition performance and combustability
An engine ignition system and the like are provided, which reduce a required voltage and improve an ignition performance without any special electrical configuration. An ignition system is configured so that: to an auxiliary electrode is applied a voltage that is not more than a voltage applied between a center electrode and a ground electrode and that generates no spark discharge; the auxiliary electrode is positioned so that an electric field Ef2 between the auxiliary electrode and the ground electrode or an electric field Ef3 between the auxiliary electrode and the center electrode, which is generated by the applied voltage, is spread over the gap. A time for applying the voltage to the auxiliary electrode is controlled to include a time for applying the voltage between the center electrode and the ground electrode. |
| US09407068B2 |
Integrated broadband quantum cascade laser
A broadband, integrated quantum cascade laser is disclosed, comprising ridge waveguide quantum cascade lasers formed by applying standard semiconductor process techniques to a monolithic structure of alternating layers of claddings and active region layers. The resulting ridge waveguide quantum cascade lasers may be individually controlled by independent voltage potentials, resulting in control of the overall spectrum of the integrated quantum cascade laser source. Other embodiments are described and claimed. |
| US09407066B2 |
III-V lasers with integrated silicon photonic circuits
III-V lasers integrated with silicon photonic circuits and methods for making the same include a three-layer semiconductor stack formed from III-V semiconductors on a substrate, where a middle layer has a lower bandgap than a top layer and a bottom layer; a mirror region monolithically formed at a first end of the stack, configured to reflect emitted light in the direction of the stack; and a waveguide region monolithically formed at a second end of the stack, configured to transmit emitted light. |
| US09407065B2 |
Semiconductor laser
A semiconductor laser includes: a stacked body having an active layer including a quantum well layer, the active layer having a cascade structure including a first region capable of emitting infrared laser light with a wavelength of not less than 12 μm and not more than 18 μm by an intersubband optical transition of the quantum well layer and a second region capable of relaxing energy of a carrier alternately stacked, the stacked body having a ridge waveguide and being capable of emitting the infrared laser light; and a dielectric layer provided so as to sandwich both sides of at least part of side surfaces of the stacked body, a wavelength at which a transmittance of the dielectric layer decreases to 50% being 16 μm or more, the dielectric layer having a refractive index lower than refractive indices of all layers constituting the active layer. |
| US09407064B2 |
Light-emitting element and method for manufacturing the same
A light-emitting element includes a mesa structure in which a first compound semiconductor layer of a first conductivity type, an active layer, and a second compound semiconductor layer of a second conductivity type are disposed in that order, wherein at least one of the first compound semiconductor layer and the second compound semiconductor layer has a current constriction region surrounded by an insulation region extending inward from a sidewall portion of the mesa structure; a wall structure disposed so as to surround the mesa structure; at least one bridge structure connecting the mesa structure and the wall structure, the wall structure and the bridge structure each having the same layer structure as the portion of the mesa structure in which the insulation region is provided; a first electrode; and a second electrode disposed on a top face of the wall structure. |
| US09407063B2 |
Laser light source and method for producing a laser light source
A laser light source comprises, in particular, a semiconductor layer sequence (10) having an active region (45) and a radiation coupling-out area (12) having a first partial region (121) and a second partial region (122) different than the latter, and a filter structure (5), wherein the active region (45) generates, during operation, coherent first electromagnetic radiation (51) having a first wavelength range and incoherent second electromagnetic radiation (52) having a second wavelength range, the coherent first electromagnetic radiation (51) is emitted by the first partial region (121) along an emission direction (90), the incoherent second electromagnetic radiation (52) is emitted by the first partial region (121) and by the second partial region (122), the second wavelength range comprises the first wavelength range, and the filter structure (5) at least partly attenuates the incoherent second electromagnetic radiation (52) emitted by the active region along the emission direction (90). |
| US09407056B2 |
Controllable multi-wavelength laser source
In at least one embodiment a laser system includes a fiber laser source, a polarization controller and a wavelength converter. The relative power distribution between a pump wavelength and a signal wavelength is controllable using the polarization controller. An optional phase compensator is used to control polarization state of the output laser beam. In various embodiments the relative power distribution among multiple wavelengths may be controlled over a range of at least about 100:1. |
| US09407054B2 |
Laser processing apparatus carrying out control to reduce consumed power
A laser processing apparatus including a laser oscillator, a laser processing machine, and a control part controlling the laser oscillator and the laser processing machine. The control part includes a preparatory operation part controlling the laser processing machine so as to start a preparatory operation for the laser processing if a preparatory operation command is output and, a mode switching part switching an operating mode of the laser oscillator between a standard standby mode before carrying out the laser processing and an energy saving mode with less consumed power than the standard standby mode, and the mode switching part controls the discharge tube voltage so as to switch the operating mode to the energy saving mode before the preparatory operation command is output and to start a switching operation of the operating mode from the energy saving mode to the standard standby mode when the preparatory operation command is output. |
| US09407053B2 |
Hybrid isolator and mode expander for fiber laser amplifiers
Mode expander isolator for a fiber laser amplifier comprising an optical fiber input, an optical fiber output, an isolator and at least one lens, the optical fiber input for coupling a first optical fiber with the mode expander isolator, the optical fiber output for coupling a second optical fiber with the mode expander isolator, the isolator being positioned between the optical fiber input and the optical fiber output for preventing back-reflected laser light from reaching the optical fiber input and wherein the isolator and the at least one lens form a free space mode expander. |
| US09407052B2 |
Amplifier, laser apparatus, and extreme ultraviolet light generation system
An amplifier may include a plurality of discharge tubes arranged in a designed path of a seed laser beam and an optical system arranged to steer the seed laser beam to travel along the designed path. |
| US09407044B2 |
Method for reducing crosstalk in electrical connectors
An apparatus and method for crosstalk compensation in a jack of a modular communications connector includes a flexible printed circuit board connected to jack contacts and to connections to a network cable. The flexible printed circuit board includes conductive traces arranged as one or more couplings to provide crosstalk compensation. |
| US09407036B2 |
Device for closing a plug connector housing
A device for closing a plug connector housing which comprises a first housing part and a second housing part includes a locking element which comprises an elongate handle and two fastening portions which are each connected to the handle. The fastening portions each comprise a first web element and a second web element which are arranged with respect to one another in a V-shape. The web elements each comprise a free end portion for fastening to a bearing journal which is formed on the first housing part and the second housing part. A third web element having a curvature arranged between the first web element and the second web element such that the fastening portions each comprise a through-opening. The through-opening is delimited by the first web element, the second web element and the third web element. |
| US09407031B2 |
Modular connector for cables or pipes and system comprising such modular connector
A modular connector for cables and pipes has a compressible body with an axial groove provided therein for arrangement of a shielded cable extending from a first end to a second end, and the groove is dimensioned or dimensionable to sealingly fit around a circumference of the shielded or armored cable or the pipe. The connector has a conductor arrangement arranged between the first end and the second end, the conductor arrangement may be sandwiched between the compressible body and a cable screen or armor of the cable or the pipe. The the conductor arrangement further extends to an outside of the modular connector. |
| US09407029B2 |
Electrical connector
An angled electrical connector has a body having an engagement portion including a sleeve which extends in a longitudinal first direction for engaging with a mating electrical connector. The sleeve has a cylindrical inner portion at the base of the sleeve and a tapered portion, such that the opening of the sleeve is larger than the base. A corresponding receptacle part is also provided, having a projecting connection port, with a corresponding cylindrical portion at or near the end. |
| US09407026B2 |
Electrical connector with a terminal position assurance device
An electrical connector including an electrical terminal, a connector housing and a terminal position assurance (TPA) device. The connector housing defines a longitudinal cavity configured to receive the electrical terminal and a lateral cavity lateral cavity is in communication with the longitudinal cavity. The TPA device is received within the lateral cavity and is moveable from an initial position within the lateral cavity to a final position. The TPA device includes a flexible primary locking feature configured to cooperate with a corresponding locking feature of the electrical terminal to lock the electrical terminal in the longitudinal cavity when the TPA device is in the initial position. The TPA device further includes a rigid secondary locking feature configured to cooperate with the corresponding locking feature to lock the electrical terminal in the longitudinal cavity when the TPA device is in the final position. |
| US09407022B1 |
Unitary interface used for PCI-E SAS
The present application relates to the field of interface technology, particularly to a unitary interface used for PCI-E SAS. The unitary interface comprises a connecting assembly, a terminal assembly and a fastening assembly, the connecting assembly includes a male sub-assembly, a female sub-assembly and a PCB sub-assembly. The fastening assembly includes two ferrule-arm-hook components. Each of the two ferrule-arm-hook components includes a ferrule, an arm and a hook, with the ferrule and the hook being respectively located at one of the two ends of the arm. The male protrusion and the female protrusion at the same side, which are brought closely to each other, can be encircled tightly by one of the two ferrules, while each of the arms provides elastic force to make each of the two hooks respectively snap to one of the two sides of the female sub-assembly. |
| US09407021B2 |
Compound cylinder PCB connection
A integrated mechanical and electrical connector and method for connecting printed circuit boards and an connected printed circuit board assembly is disclosed. The connector comprises an outer member defining a first bore, and an inner member at least partially disposed within the first bore wherein the inner member is in an interference fit relationship with the outer member at the periphery of the first bore and wherein the inner member is an electric conductor, the connector being configured to be mechanically and electrically connected to a printed circuit board by at least one of solder reflow, wave soldering and press fitting. |
| US09407019B2 |
Connection module
A connection module includes a housing having a housing base and a housing upper surface. The housing is configured to fix to a mounting rail via the housing base via a pivoting movement of the housing. The connection module includes a plurality of connection elements arranged in the housing, and at least one jumper insertion opening for receiving a jumper. The jumper is disposed in a transverse side of the housing. The connection module includes a contact element for forming an electrical contact with the jumper. The contact element is arranged in the jumper insertion opening. The jumper insertion opening extends in the direction of insertion of the jumper into the jumper insertion opening from the housing base towards the housing upper surface at an angle α of between 20 and 70 degrees to a transverse axis of the housing. |
| US09407011B2 |
Broadband electromagnetic band-gap (EBG) structure
An electromagnetic bandgap structure comprising a progressive cascade of a plurality of patterns of cells. The cells of each pattern are dimensioned so that each pattern has a reflection phase response centered at a different, but closely-spaced, frequency compared with the reflection phase response of an adjacently positioned pattern, so that the combined reflection phase response of the plurality of patterns provides a continuous wideband operational range. |
| US09407010B1 |
Slotted antenna with anisotropic covering
An antenna includes a tubular, conductive radiator having a longitudinal slot formed therein from a first end of the conductive radiator to a second end of the conductive radiator. An antenna feed can be joined to the conductive radiator adjacent to and across the slot. An anisotropic plate is positioned a uniform distance from the conductive radiator, centered above the slot. The plate extends beyond the length of the radiator and is electrically insulated therefrom. An anisotropic tube surrounds the plate and radiator. The anisotropic tube is electrically insulated from the plate and radiator. In use, this antenna gives enhanced bandwidth over ordinary slotted antennas. This can also be applied to preexisting slotted antennas for enhanced bandwidth. |
| US09407007B2 |
Antenna structure in wireless communication system and operation method thereof
An antenna device in a wireless communication includes antenna wires of four sides which include three feeding points and have a loop structure and four main switches which are located among the antenna wires of the four sides, wherein the antenna device operates as a loop antenna when the antenna wires of the four sides are connected according to operations of the main switches and wherein the antenna device operates as dipole antennas when the antenna wires of the four sides are disconnected according to operations of the main switches. |
| US09407006B1 |
Choke for antenna
An antenna having a radiator comprising a conduct in a closed path driven by a plurality of microstrips connecting the radiator to a common, single feed and to a ground plane, with the radiator lying in a plane parallel to that of the ground plane. The radiator may be annular, with the feed located in its center. The relative location of the feed on the microstrips allows a lower input impedance to be leveraged to match a higher load impedance of the radiator. A single-ended input drives all points of the radiator substantially in phase. In another embodiment, the antenna comprises a cylindrical choke one-quarter wavelength in length placed around the coax feed and connected to the underside of the ground plane. |
| US09406999B2 |
Methods for manufacturing customized antenna structures
Antenna structures may be customized to compensate for manufacturing variations in electronic device antennas. The antenna structures may include an antenna resonating element and a ground. Customizations may be made to the antenna structures by performing customization operations such as adding material, removing material, deforming material, and making electrical adjustments. Customizations may be performed to a conductive antenna resonating element structure, to a ground structure, or to associated antenna structures such as parasitic antenna elements. During manufacturing operations, antenna structures may be characterized by making radio-frequency antenna performance measurements. Antenna performance can be compared to desired performance levels and compensating customizations for the antenna structures can be identified. Customized antenna structures can be installed in electronic devices during manufacturing to produce devices that meet desired specifications. |
| US09406997B2 |
NFC antenna using dual resonance technical field
The present invention is disclosed to provide an NFC antenna using dual resonance, wherein a closed circuit is formed by a capacitor and a loop antenna, and a relay unit is attached to a portable wireless terminal that forms a resonance to a predetermined frequency signal mutually transmitted between a portable wireless terminal reader and an NFC chip, and in the course of communicating between the NFC chip and the reader, the relay unit relays a signal transmitted by the reader to an NFC antenna unit, and the NFC chip relays a signal transmitted through the NFC antenna unit to the reader to thereby increase a recognition distance capable of obtaining predetermined information. |
| US09406996B2 |
Window assembly with transparent layer and an antenna element
A window assembly includes an electrically conductive transparent layer and an antenna element disposed on a substrate. The antenna element includes a first antenna segment and a second antenna segment. The first antenna segment is elongated and disposed in an outer region devoid of the transparent layer. The second antenna segment extends from the first antenna segment toward the transparent layer such that the second antenna segment crosses a periphery of the transparent layer. The second antenna segment abuts and is in direct electrical contact with the transparent layer. A feeding element is coupled to the antenna element and energizes the first and second antenna segments and the transparent layer such that the first and second antenna segments and the transparent layer collectively transmit and/or receive radio frequency signals. |
| US09406995B2 |
Collapsible helical antenna
The present concept a helical antenna boom assembly includes a boom assembly, including a boom, and a plurality of rods and stays, each rod operably attached at an upper end of the boom and connected to one end of the stay. The boom assembly includes dish arms operably attached at a lower end of the boom, each dish arm connected to the other end of the stay, wherein the boom assembly moveable between an extended position, and a boom assembly collapsed position, such that in the extended position the stays are held under tension between the dish arms and the rods. The stays are also attached to a helical coil such that the tensioned stays support the helical coil in its correct helical geometry. |
| US09406992B2 |
Microwave arrangement for the transmission of high-frequency signals
The invention relates to a microwave arrangement for the transmission of high-frequency signals of high powers comprising a microstrip conductor on an upper side of a substrate. The microstrip line comprises a multi-stage signal splitter and a ground surface on an underside of the substrate disposed opposite to the upper side. A defected ground structure is introduced into the ground-surface below a first stage of the signal splitter. Further a power combiner and/or a power splitter with a microwave arrangement according to example embodiments of the invention. |
| US09406991B2 |
Quadrature hybrid
A quadrature hybrid comprising first and second coupled open waveguides. Each open waveguide comprises first and second ports. One port in the first open waveguide is used as input port for an input signal which is used to generate I and Q output signals. The other port in the first open waveguide is used to output the Q signal, and one of the ports in the second waveguide is used to output the I signal. The other of the ports in the second open waveguide is an isolated port. The quadrature hybrid comprises a first differential amplifier with positive and negative ports, the positive port being connected to the first open waveguide and the negative port being connected to the second open waveguide. |
| US09406989B2 |
Two-port non-reciprocal circuit element
A two-port non-reciprocal circuit element includes a ferrite, a first central electrode disposed on the ferrite and including an end connected to an input port and another end connected to an output port, a second central electrode disposed on the ferrite so as to intersect the first central electrode while being electrically insulated from the first central electrode, the second central electrode including an end connected to the input port and another end connected to a ground port, a capacitor connected between the input port and the output port, a resistor connected between the input port and the output port, a capacitor connected between the output port and the ground port, an input terminal, and an output terminal. A capacitor is connected at least between the input port and the input terminal or between the output port and the output terminal, and a capacitor and an inductor are connected in series between the input terminal and the output terminal. |
| US09406986B2 |
Metal-air button cells and method of manufacturing the same
Metal-air button cells including a closed cell housing and, arranged therein, an air cathode and a metal-based anode separated from one another by a separator, wherein the cell housing is substantially composed of a first housing half-part and a second housing half-part; the housing half-parts are configured to be cup-shaped and have a base and a circumferential side wall; the base of the second housing half-part has one or more entry and/or exit openings for atmospheric oxygen; and the air cathode is configured to be disc-shaped and is positioned on the base of the second housing half-part such that it covers the entry and/or exit openings and its periphery bears on the inner side of the circumferential side wall of the second housing half-part. |
| US09406984B2 |
Air-cooled battery module for a vehicle
A high voltage battery module comprises a plurality of battery cells stacked in an array. The array is covered on its ends by a pair of opposing end plates, and is covered on its sides by a pair of opposing sidewalls. The sidewalls partially cover upper surfaces of the battery cells. Internal channels provide gaps between the sides of the battery cells and the interior surfaces of the sidewalls. An external channel is vertically spaced from the internal channel and is defined by the exterior surfaces of the sidewalls. Brackets secure the end plates to the sidewalls by at least partially extending into the external channels of the sidewalls. |
| US09406976B2 |
Electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same
An electrolyte for a rechargeable lithium battery that includes a lithium salt and a non-aqueous organic solvent, wherein the non-aqueous organic solvent includes a fluoro-based solvent represented by the following Chemical Formula 1, and a rechargeable lithium battery including the same. R—O—R′ Chemical Formula 1 In Chemical Formula 1, R and R′ are independently a substituted or unsubstituted C1 to C6 alkyl group, or a substituted or unsubstituted C1 to C6 fluoroalkyl group, wherein at least one of R and R′ is the substituted or unsubstituted C1 to C6 fluoroalkyl group, and a substitution ratio of fluoro in the fluoro-based solvent represented by the Chemical Formula 1 may range from more than about 0% to less than or equal to about 50%. |
| US09406974B2 |
Additive for electrolyte of lithium battery, organic electrolytic solution comprising the same, and lithium battery using the organic electrolytic solution
In an aspect, an additive for an electrolyte of a lithium battery, the additive including a compound including at least three nitrile moieties is provided. |
| US09406972B2 |
Flame retardant monosubstituted pentafluorocyclotriphosphazene electrolyte additive and electrolyte including the same and rechargeable lithium battery including the same
An electrolyte additive and electrolyte and lithium rechargeable battery including the electrolyte additive are provided. The electrolyte additive may be a monosubstituted pentafluorocyclotriphosphazene. |
| US09406969B2 |
Methods and apparatus to form three-dimensional biocompatible energization elements
Methods and apparatus to form three-dimensional biocompatible energization elements are described. In some embodiments, the methods and apparatus to form the three-dimensional biocompatible energization elements involve forming conductive traces on the three-dimensional surfaces and depositing active elements of the energization elements on the conductive traces. The active elements are sealed with a biocompatible material. In some embodiments, a field of use for the methods and apparatus may include any biocompatible device or product that requires energization elements. |
| US09406965B2 |
Fuel cell module
Provided is a fuel cell capable of reducing the size thereof by reducing the installation space. The fuel cell includs a plurality of cell tubes, a lower tube plate fixing one end portion of the plurality of cell tubes, a gas flow path portion communicatively connected to an electric power generating chamber through the lower tube plate, a fuel discharge header and an air supply passage provided in the gas flow path portion, in which the fuel discharge header is communicatively connected to an interior of the cell tubes on one surface side and is adjacent to the air supply passage on the other surface and a side surface with a metal member interposed therebetween. |
| US09406964B2 |
Fuel cell stack
A fuel cell stack is formed from a plurality of stacked fuel cell units and at least one stack end element. The stacked fuel cell units being surrounded by a housing. A frame element is situated on the at least one stack end element and the housing on the end-face side. At least one seal is situated at least between the stack end element and the housing in the area of the frame element. |
| US09406961B2 |
Method for preparing electrolyte for vanadium redox flow battery using vanadium oxide
According to the method for preparing an electrolyte for a vanadium redox flow battery, one electrolyte can be used as both the positive electrolyte and the negative electrolyte, by preparing an electrolyte having a median oxidation number of electrolytes used for the positive electrode and the negative electrode of the vanadium redox flow battery. Particularly, since the mixed electrolyte having the median oxidation number is separated into the same amounts of positive electrolyte and the negative electrolyte at the time of charging and discharging, the maximum charging and discharging effect based on the supplied capacitance can be obtained. |
| US09406960B2 |
Energy storage systems having an electrode comprising LixSy
Improved lithium-sulfur energy storage systems can utilizes LixSy as a component in an electrode of the system. For example, the energy storage system can include a first electrode current collector, a second electrode current collector, and an ion-permeable separator separating the first and second electrode current collectors. A second electrode is arranged between the second electrode current collector and the separator. A first electrode is arranged between the first electrode current collector and the separator and comprises a first condensed-phase fluid comprising LixSy. The energy storage system can be arranged such that the first electrode functions as a positive or a negative electrode. |
| US09406958B2 |
Electrolyte emulsion and process for producing same
The present invention provides a fluoropolymer electrolyte material which has improved processability and which is easily produced. The electrolyte emulsion of the present invention comprises an aqueous medium and a fluoropolymer electrolyte dispersed in the aqueous medium. The fluoropolymer electrolyte has a monomer unit having an SO3Z group (Z is an alkali metal, an alkaline-earth metal, hydrogen, or NR1R2R3R4, and R1, R2, R3, and R4 each are individually a C1-C3 alkyl group or hydrogen). The fluoropolymer electrolyte has an equivalent weight (EW) of 250 or more and 700 or less and a proton conductivity at 110° C. and relative humidity 50% RH of 0.10 S/cm or higher. The fluoropolymer electrolyte is a spherical particulate substance having an average particle size of 10 to 500 nm. The fluoropolymer electrolyte has a ratio (the number of SO2F groups)/(the number of SO3Z groups) of 0 to 0.01. |
| US09406954B2 |
Method of depollution and regeneration of a fuel cell electrode poisoned by sulfur compounds
A method for depolluting and regenerating a catalytic fuel-cell electrode, the reaction of the fuel of the cell and capture of at least one polluting species occurring on the catalytic electrode, comprises: a decrease, at a constant first reference current density, in fuel flow, relative to a nominal fuel flow, for a first length of time, leading to a value for the stoichiometric coefficient of fuel lower than 1, to increase oxidation potential on the catalytic electrode and reach oxidation potential of the polluting species, to eliminate it; a cut-off of current for a cut-off time; an increase in flow above nominal flow, leading to a value of stoichiometric coefficient higher than or equal to 1; and an increase in current density until a second current density chosen by operator and possibly identical to or different from the initial reference current density, is reached. |
| US09406953B2 |
Fuel cell stack
A fuel cell stack includes a first separator and a second separator. The first separator includes a first sandwiching section for sandwiching an electrolyte electrode assembly, a fuel gas supply section, and a first bridge section. A fuel gas supply passage extends through the fuel gas supply section in the stacking direction. The second separator includes a second sandwiching section for sandwiching the electrolyte electrode assembly, an oxygen-containing gas supply section, and a second bridge section. An oxygen-containing gas supply passage extends through the oxygen-containing gas supply section. A first displacement absorbing mechanism, a second displacement absorbing mechanism, a third displacement absorbing mechanism and a fourth displacement absorbing mechanism are provided in the fuel gas supply section, the oxygen-containing gas supply section, the first sandwiching section and the second sandwiching section for absorbing displacement generated in the fuel cell stack. |
| US09406950B2 |
Fuel cell module
A fuel cell module includes a first area where an exhaust gas combustor and a start-up combustor are provided, an annular second area around the first area and where a reformer and an evaporator are provided, and an annular third area around the second area and where a heat exchanger is provided. A circumscribed non-uniform flow suppression plate is provided along the minimum circumscribed circle which is tangent to outer surfaces of heat exchange pipes of the heat exchanger. |
| US09406945B2 |
Die clearance control for thin sheet stainless steel BPP forming
A bipolar plate used in a fuel cell and a method of making a bipolar plate. The sheet is made generally from a stainless steel, and in a more preferable form from a ferritic stainless steel. In one configuration, a stamping or related metal forming tool operation will introduce a negative clearance as a way to move or otherwise reallocate a portion of the material making up the sheet into other portions as a way to reduce stretching, necking, thinning and related thickness deviations associated with the bends formed in the bipolar plate. |
| US09406942B2 |
Electrocatalyst rotating disk electrode preparation apparatus
Disclosed herein are embodiments of an apparatus for preparing rotating disk electrodes. One such apparatus comprises a base, a plurality of disk mounts attached to the base, each configured to receive a respective rotating disk, a plurality of motors each coupled to a corresponding one of the plurality of disk mounts and configured to rotate the corresponding one of the plurality of disk mounts and a controller configured to individually operate each of the plurality of motors. |
| US09406938B2 |
Three-dimensional (3D) porous electrode architecture for a microbattery
A three-dimensional porous electrode architecture for a microbattery includes a substrate having first and second conductive patterns disposed thereon where the first and second conductive patterns are electrically isolated from each other, a three-dimensional porous cathode disposed on the first conductive pattern, and a three-dimensional porous anode disposed on the second conductive pattern. The porous cathode includes a first conductive scaffold conformally coated with a layer of a cathode active material and having a porosity defined by a network of interconnected pores, where the first conductive scaffold has a lateral size and shape defined by the first conductive pattern and porous side walls oriented substantially perpendicular to the substrate. The porous anode includes a second conductive scaffold conformally coated with a layer of an anode active material and having a porosity defined by a network of interconnected pores. |
| US09406935B2 |
Anode active material and metal ion battery prepared therewith
A main object of the present invention is to provide an anode active material capable of increasing energy density at the same time increasing battery safety, and a metal ion battery prepared with the anode active material. The present invention is an anode active material including an element that belongs to alunite group capable to insert and remove an ion(s) of at least one metal element selected from the group consisting of alkali metal elements and alkaline-earth metal elements, and a metal ion battery having a cathode, an anode, and an electrolyte filled between the cathode and the anode, the electrolyte conducting a metal ion(s), wherein the anode active material is contained in the anode. |
| US09406934B2 |
Rechargeable battery cell with improved high temperature performance
An alkaline, rechargeable electrochemical cell includes a pasted electrode structure in which a composition comprising a paste matrix component includes cobalt in an amount greater than 6 weight percent ranging up to 14 weight percent. The matrix may also include a rare earth such as yttrium. The composition further includes particles of nickel hydroxide dispersed in the matrix, and these particles include cobalt levels ranging from greater than 8 atomic percent up to 15 atomic percent. Cells incorporating these materials have good charging efficiency at elevated temperatures. |
| US09406927B1 |
Method of preparing an anode for a Li-ion battery
A method of preparing an anode for a Li-ion Battery comprises mixing metal particles containing at least one of Ge, Sn and Si particles with carbon particles to form a mixture, and deoxidizing the metal particles by heating the mixture in a vacuum atmosphere in a range of 10−3 to 10−6 mbar for 60-100 hours at a temperature in a range of 150 to 350° C. to form a deoxidized mixture, the deoxidation improves the Li ion absorption performance of the anode. |
| US09406923B2 |
Secondary battery and method of manufacturing the same
In order to allow a standardized high-capacity cell to selectively have high-output or high-capacity characteristics, a secondary battery includes a can for accommodating an electrode assembly and an electrolyte; a cap assembly mounted on the can; first metal foil attached on a top surface of the cap assembly or a bottom surface of the can; a circuit protection element attached on the first metal foil; and second metal foil attached on the circuit protection element, wherein a size and a shape of the second metal foil is determined such that a portion of the second metal foil does not overlap the circuit protection element. |
| US09406922B2 |
Secondary battery including integrated anode and cathode leads and method of manufacturing the same
Provided is a secondary battery including integrated anode and cathode leads and a method of manufacturing the same. An anode lead and a cathode lead of a secondary battery aligned to be parallel with respect to each other are encompassed by a single lead film. Thus, sealing may be easily implemented, lead film components may be managed as one component, and vibrations of an electrode lead may be prevented. |
| US09406919B2 |
Metal cyanometallate electrode with shield structure
A mechanism is presented for shielding a cathode in a metal cyanometallate battery. A battery is provided with an anode, a cathode, an electrolyte, and an ion-permeable membrane separating the anode from the cathode. The cathode is made up of a plurality of metal cyanometallate layers overlying the current collector. At least one of the metal cyanometallate layers is an active layer formed from an active material AXM1YM2Z(CN)N·MH2O, where “A” is an alkali metal, alkaline earth metal, or combination thereof. At least one of the metal cyanometallate layers is a shield layer comprising less than 50 percent by weight (wt %) active material. In response to applying an external voltage potential between the cathode and the anode, the method charges the battery. Upon discharge, the shield layer blocks metal particles from contacting active layers. Simultaneously, the shield layer transports metal ions from the electrolyte to the active layers. |
| US09406913B2 |
Battery case for mobile devices
A battery pack is provided for a mobile communication device, comprising a casing defining a cavity that conforms, at least partially, to the outer shape of the mobile communication device and one or more rechargeable power cells housed within the thickness of the casing. An internal interface engages a corresponding interface on the mobile communication device to provide power from the one or more rechargeable cells to the mobile communication device. An external interface is electrically coupled to the internal interface in order to transmit signals from the mobile communication device to an external device and may further serve to recharge the one or more rechargeable power cells. The battery pack may also serve as an extendible platform by providing additional integrated communication interfaces and/or processors that can be utilized by the mobile communication device to extend its communication and/or processing capabilities. |
| US09406909B2 |
Organic light emitting transistor and display device including the same
An organic light emitting transistor increases the amount of charge induced into an organic layer, and a display device includes the organic light emitting transistor. The organic light emitting transistor includes a substrate, an organic semiconductor layer positioned on the substrate, a source electrode and a drain electrode spaced apart from each other while contacting the organic semiconductor layer, a gate electrode insulated from the organic semiconductor layer, the source electrode and the drain electrode and positioned to overlap the organic semiconductor layer, and an auxiliary electrode overlapping the source electrode or the drain electrode. |
| US09406908B2 |
Organic light emitting device
Disclosed is an organic light emitting device comprising an anode; a cathode; and a plurality of stacks formed between the anode and the cathode. The plurality of stacks respectively emit their respective light of colors different from one another, wherein the plurality of stacks include a stack emitting blue light and a stack emitting mixed light of blue light and yellow-green to red light. Because the organic light emitting device includes a stack emitting blue light and a stack emitting mixed light of yellow-green to red light and blue light, blue light having a relatively low efficiency may be emitted from the two stacks, whereby overall light emitting efficiency is improved. |
| US09406907B2 |
Organic light emitting device and method for manufacturing the same
The present application provides an organic light emitting device and a method for manufacturing the same, the organic light emitting device including a first electrode; an organic material layer; and a second electrode provided in consecutive order, the organic material layer further including a light emitting layer; and an optical length control layer provided between the light emitting layer and the second electrode, the optical length control layer including a first optical length control layer that includes a compound represented by the following Chemical Formula 1, the light produced in the light emitting layer being emitted through the first electrode. |
| US09406905B2 |
Organic light-emitting display apparatus having a flexible substrate
An organic light-emitting display apparatus includes a flexible substrate. The organic light-emitting display apparatus includes a first plastic layer. A first barrier layer is formed on the first plastic layer. A second plastic layer is formed on the first barrier layer. An organic light-emitting device layer is formed on the second plastic layer. A thin film encapsulating layer encapsulates the organic light-emitting device layer. The first barrier layer is patterned to correspond to an area where the organic light-emitting device layer is formed. |
| US09406904B2 |
Organic light-emitting display apparatus and method of manufacturing the same
An organic light-emitting display apparatus and a method of manufacturing the same are provided. The organic light-emitting display apparatus includes a substrate, an organic light-emitting device on the substrate, an encapsulation layer covering the organic light-emitting device, and a low adhesive layer covering the encapsulation layer. |
| US09406901B2 |
Organic light-emitting display apparatus and method of manufacturing the same
An organic light-emitting display apparatus and a method of manufacturing the organic light-emitting display apparatus. The organic light-emitting display apparatus includes a substrate; a display unit on the substrate; and an encapsulating layer encapsulating the display unit. The encapsulating layer is formed of a low-temperature viscosity transition inorganic material. The encapsulating layer includes nitrogen. |
| US09406892B2 |
Organic electroluminescent materials and devices
A compound having a structure of Formula I: Formula I, is disclosed. In the structure of Formula I: X is selected from a group consisting of O, S and Se; G2 and G3 are each independently selected from benzene, biphenyl, fluorene, naphthalene, phenanthrene, triphenylene, dibenzofuran, dibenzothiophene, dibenzoselenophene, pyridine, pyrimidine, quinoline, isoquinoline, phenanthroline, aza-fluorene, and combinations thereof; L is selected from phenyl, biphenyl, terphenyl and pyridine, and combinations thereof; G2, G3 and L are each optionally further substituted with one or more unfused substituents; R1, R2, and each R3, R4, R5 and R6 are an unfused substituent selected from hydrogen, deuterium, alkyl, alkoxyl, cycloalkyl, cycloalkoxyl, halogen, nitro, nitrile, silyl, benzene, biphenyl, terphenyl, pyridine, and combinations thereof; and R1 and R2 are optionally joined to form a ring. Formulations and devices, such as an OLEDs, that include the compound of Formula I, and, optionally a co-host, are also described. |
| US09406891B2 |
Compound for organic optoelectronic device, organic light emitting diode including the same, and display including the organic light emitting diode
Disclosed are a compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode. A compound for an organic optoelectronic device represented by Chemical Formula 1 provides an organic optoelectronic device having an excellent life-span and improved luminous efficiency at a low driving voltage due to excellent electrochemical and thermal stability. |
| US09406890B2 |
Compound and organic light-emitting diode including the same
An embodiment is directed to compound represented by Formula 1 below: wherein, in Formula 1, Ar1, Ar2, Ar3, and Ar4 are each independently a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C10-C60 condensed polycyclic group, or a substituted or unsubstituted C3-C60 heteroaryl group; a is an integer from 0 to 2, b is an integer from 0 to 4, c is an integer from 1 to 3, and when b is 2 or more, Ar4 is identical to or different from each other. |
| US09406887B2 |
Solution, organic semiconductor material, organic semiconductor film, electronic device and electronic equipment
A solution includes an organic solvent and a compound dissolved in the organic solvent, having the following formula (1): wherein R1 represents an aromatic group which may have a substituent or an alkyl group which may have a substituent; R2 and R3 independently represent an alkyl group which may have a substituent, an alkoxy group which may have a substituent, an alkylthio group which may have a substituent or a hydrogen atom, and may form a ring together; X represents an alkyl group having 4 to 6 carbon atoms, which may have a substituent; and n represents 1, 2 or 3. |
| US09406884B2 |
Method for making organic light emitting diode array
The disclosure relates to a method of making organic light emitting diode array. A base defining a plurality of convexities is provided. A number of first electrodes are applied on the plurality of convexities. A patterned second insulative layer is made among the convexities to cover first parts of the first electrodes between the convexities and expose second parts of the first electrodes on top surfaces of the convexities to form a number of protrudent portions. A number of electroluminescent layers are transfer printed on the number of protrudent portions to form a number of organic light emitting layers. A second electrode is electrically connected to the number of organic light emitting layers. |
| US09406883B1 |
Structure and formation method of memory device
Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a semiconductor substrate and a first electrode over the semiconductor substrate. The first electrode has a ring-shaped cross section. The semiconductor device structure also includes a resistance-switching layer over the first electrode and a second electrode over the resistance-switching layer. |
| US09406882B2 |
Nonvolatile resistance change element
According to one embodiment, a nonvolatile resistance change element includes a first electrode, a second electrode, a first layer and a second layer. The second electrode contains at least one metal element selected from Ag, Cu, Ni, Co, Al, and Ti. The first layer is arranged between the first electrode and the second electrode. The second layer is arranged between the first electrode and the first layer. A diffusion coefficient of the metal element in the second layer is larger than a diffusion coefficient of the metal element in the first layer. |
| US09406880B2 |
Resistive memory having confined filament formation
Resistive memory having confined filament formation is described herein. One or more method embodiments include forming an opening in a stack having a silicon material and an oxide material on the silicon material, and forming an oxide material in the opening adjacent the silicon material, wherein the oxide material formed in the opening confines filament formation in the resistive memory cell to an area enclosed by the oxide material formed in the opening. |
| US09406879B2 |
Conductive bridge memory system and method of manufacture thereof
A conductive bridge memory system and method of manufacture thereof including: providing a dielectric layer having a hole on a bottom electrode, the hole over the bottom electrode; forming an ionic source layer in the hole and over the bottom electrode including: depositing a reactivation layer over the bottom electrode, depositing a first ion source layer on the reactivation layer, depositing another of the reactivation layer on the first ion source layer, depositing a second ion source layer on the another of the reactivation layer; and forming an upper electrode on the ionic source layer. |
| US09406878B2 |
Resistive memory cells with two discrete layers of programmable material, methods of programming memory cells, and methods of forming memory cells
Some embodiments include methods of programming a memory cell. A plurality of charge carriers may be moved within the memory cell, with an average charge across the moving charge carriers having an absolute value greater than 2. Some embodiments include methods of forming and programming an ionic-transport-based memory cell. A stack is formed to have programmable material between first and second electrodes. The programmable material has mobile ions which are moved within the programmable material to transform the programmable material from one memory state to another. An average charge across the moving mobile ions has an absolute value greater than 2. Some embodiments include memory cells with programmable material between first and second electrodes. The programmable material includes an aluminum nitride first layer, and includes a second layer containing a mobile ion species in common with the first layer. |
| US09406876B2 |
Method for manufacturing MTJ memory device
A method for manufacturing MTJ pillars for a MTJ memory device. The method includes depositing multiple MTJ layers on a substrate, depositing a hard mask on the substrate and coating a photoresist on the hard mask. Further, alternating steps of reactive ion etching and ion beam etching are performed to isolate MTJ pillars and expose side surfaces of the MTJ layers. An insulating layer is the applied to protect the side surfaces of the MTJ layers. A second insulating layer is deposited before the device is planarized using chemical mechanical polishing. |
| US09406875B2 |
MRAM integration techniques for technology scaling
A magnetoresistive random-access memory (MRAM) integration compatible with shrinking device technologies includes a magnetic tunnel junction (MTJ) formed in a common interlayer metal dielectric (IMD) layer with one or more logic elements. The MTJ is connected to a bottom metal line in a bottom IMD layer and a top via connected to a top IMD layer. The MTJ substantially extends between one or more bottom cap layers configured to separate the common IMD layer and the bottom IMD layer and one or more top cap layers configured to separate the common IMD layer and the top IMD layer. The MTJ can include a top electrode to connect to the top via or be directly connected to the top via through a hard mask for smaller device technologies. The logic elements include vias, metal lines, and semiconductor devices. |
| US09406861B2 |
Piezoelectric element and piezoelectric device using the same
A piezoelectric element, which is capable of being driven with a relatively low voltage and obtaining a large displacement amount at a central portion thereof and is not degraded in characteristics over time and is easily mountable on or in a piezoelectric device, includes a piezoelectric body including a plurality of laminated piezoelectric layers, ground electrodes, central electrodes, and peripheral electrodes. A surface of the piezoelectric body includes first to fifth terminals. The extraction of the ground terminals, the central electrodes, and the peripheral electrodes to the first to fifth terminals is configured to connect one terminal of an alternating-current power supply to the third terminal and connect the other terminal of the alternating-current power supply to the first terminal and the second terminal. |
| US09406858B2 |
LED module
An object is to provide an LED module that eliminates the need for providing electrodes between each device and allows LEDs to be arrayed with high density. An LED module includes a substrate, a first frame member, a second frame member disposed outside the first frame member, a plurality of LEDs for producing white light disposed within the first frame member, a phosphor resin disposed within the first frame member, a plurality of LEDs for producing colored light disposed between the first frame member and the second frame member, and electrodes for applying a voltage to the plurality of LEDs for producing the white light, wherein a metal wire to connect the plurality of LEDs for producing the colored light to one another is disposed so as to straddle a part of each of the electrodes. |
| US09406855B2 |
Laminated electrical trace within an LED interconnect
Various apparatuses and methods are disclosed. An interconnect may include molding material configured to support a light-emitting device, and an electrical trace arranged with the molding material to electrically couple the light-emitting device to a power source, wherein the electrical trace has an electrical insulator on at least a portion thereof. A light-emitting apparatus may include a light-emitting device, molding material supporting the light-emitting device, and an electrical trace arranged with the molding material to electrically couple the light-emitting device to a power source, wherein the electrical trace has an electrical insulator on at least a portion thereof. A method of manufacturing may include providing an electrical trace having an electrical insulator on at least a portion thereof, and forming molding material capable of supporting a light-emitting device, wherein the molding material is formed with the electrical trace configured to electrically couple the light-emitting device to a power source. |
| US09406853B2 |
Method for manufacturing at least one optoelectronic semiconductor device
A method for manufacturing at least one optoelectronic semiconductor device includes providing a substrate and applying a number of optoelectronic semiconductor chips, which are arranged spaced apart from one another in a lateral direction, on an upper face of the substrate. At least one reflective coating is applied to the exposed areas of the substrate and the lateral surfaces of the optoelectronic semiconductor chips. Openings are introduced into the reflective coating, which completely penetrate the reflective coating. Electrically conductive material is arranged on the reflective coating and at least on some parts of the openings. Radiation penetration surfaces of the optoelectronic semiconductor chips are free of the reflective coating and the reflective coating does not laterally extend beyond the optoelectronic semiconductor chips. |
| US09406851B2 |
Surface-textured encapsulations for use with light emitting diodes
Surface-textured encapsulations for use with light emitting diodes. In an aspect, a light emitting diode (LED) array apparatus includes a plurality of LEDs mounted to a substrate and an encapsulation covering the LEDs and having a surface texturing configured to extract light, wherein the surface texturing is includes at least one light extracting feature having a diameter larger than two or more of the LEDs. |
| US09406849B2 |
Phosphor converted light emitting diode, a lamp and a luminaire
A phosphor converted Light Emitting Diode (LED), a lamp and a luminaire are provided. The phosphor converted LED 106 comprises a LED 102, a first luminescent material 166, a second luminescent material 164 and a third luminescent material 162. The LED 102 emits a first spectral distribution having a first peak wavelength in the blue spectral range. The first luminescent material 166 absorbs a portion of the light of the first spectral distribution and converts at least a portion of the absorbed light towards light of a second spectral distribution. The second spectral distribution has a second peak wavelength in the green spectral range. The second luminescent material 164 absorbs absorbing a portion of the light of the first spectral distribution and/or a portion of the second spectral distribution. The second luminescent material 164 converts at least a portion of the absorbed light towards lights of a third spectral distribution. The third spectral distribution has a third spectral width and has a third peak wavelength. The third luminescent material 162 absorbs a portion of the light of at least one of the first spectral distribution, second spectral distribution, and the third spectral distribution. The third luminescent material 162 converts at least a portion of the absorbed light towards light of a fourth spectral distribution. The fourth spectral distribution has a fourth spectral width and has a fourth peak wavelength. The third peak wavelength and the fourth peak wavelength are in the orange/red spectral range. The third peak wavelength is smaller than the fourth peak wavelength and the third spectral width is larger than the fourth spectral width. |