最新美国发明专利
Document Document Title
US09198336B2 Electric component mounting system and electric component mounting method
An electronic component mounting system mounts an electronic component on a substrate to manufacture a mounting substrate, and can prevent a mounting failure due to a positional error in a height direction of a substrate and ensure mounting quality. A print test device for testing the substrate after solder printing measures a height position of a height measurement point set on the upper surface of the substrate 4 by a height measuring machine 22 and outputs a measurement result as substrate height data. In a component placing step using an electronic component placing device, a control parameter for controlling a component placing operation of the placing head 32 is updated. Accordingly, it is possible to correct a variation of the height position of an individual substrate and to prevent a mounting failure due to positional error in the height direction of the substrate.
US09198335B2 Method and apparatus for processing housing
A method for processing a housing for devices such as electronic devices. A hairline is formed on an inner surface of an inmold mold. In addition, a hairline is formed on an inmold film. The inmold film is positioned inside the inmold mold and a housing representing the hairline of the inmold mold and the hairline of the inmold film together is formed using inmold injection molding.
US09198331B2 Data center facility design configuration
The methods and apparatuses described herein is a data center. In one embodiment is described a data center comprising: a building having a plurality of rooms and first and second exterior load walls disposed on opposite sides of the building; a plurality of air handler and fluid cooler devices disposed exterior to the building along the first exterior load wall; a plurality of condenser unit devices disposed exterior to the building along the second exterior load wall; a data sector disposed inside the building, adjacent to the first exterior load wall; three separate UPS and substation distribution equipment rooms, each containing UPS and substation distribution equipment therein, as well as air conditioning equipment that is connected to certain of the plurality of condenser unit devices; and a power spine room disposed between the three separate UPS and substation distribution equipment rooms and the data sector, the power spine room including a plurality of PDU devices.
US09198330B2 Server
A server includes a chassis including a first sidewall, a second sidewall, a rear wall, a front wall, and a partition wall. A receiving space to receive a power module is bound by the front wall, the partition wall, and front portions of the first and second sidewalls. A number of through holes is defined in each of the rear wall, the front wall, and the front portions of the first and second sidewalls. An outlet and an inlet of the power module face the first sidewall and the second sidewall, respectively. A part of the partition wall between the inlet and the first sidewall does not define through holes. Another part of the partition wall defines a number of through holes. A number of data storage devices is located between the partition wall and the rear wall. A number of fans is located outside the rear wall.
US09198329B2 Method and cabinet for controlling temperature in the cabinet
The present invention relates to a method in a cabinet and a cabinet for controlling the temperature inside the cabinet. The cabinet is comprised in a radio network node. The cabinet comprises a first set of electronic equipment and a second set of electronic equipment, a first climate system and a second climate system. The first and second climate systems are arranged to transfer heat from an internal volume to an external volume of the cabinet. A first air flow is generated using a first air moving device of the first climate system, which first air flow substantially affects the first set of electronic equipment. A second air flow is generated using a second air moving device of the second climate system, which second air flow substantially affects the second set of electronic equipment. A temperature is measured within the internal volume by using a temperature sensor. Then, each of the respective air moving devices of the first climate system and the second climate system are individually controlled based on a temperature measurement, such that the air within the internal volume is mixed and such that a third air flow is generated substantially affecting both the first and the second set of electronic equipment to thereby obtain an even temperature distribution within said internal volume of the cabinet.
US09198328B1 Thermal separation of electronic control chassis heatsink fins
An electronics chassis for containing and supporting electronic components having different operating temperatures includes a plurality of thermally conductive walls forming an enclosure. There is a first heat dissipator in at least one of the walls having an external heat dissipator and a second heat dissipator in at least one of the walls having an external heat dissipator. There is a thermal isolator positioned in at least one of the walls to provide thermal isolation between the heat dissipators, and the thermal isolator includes a thermally insulating material.
US09198327B2 Voltage regulator for an alternator
Voltage regulator, in particular for an alternator, comprising a connector designed to perform the function of a communication interface between the alternator and a control unit of an engine to which the alternator is connected; a capacitor designed to be connected to the alternator, for performing the function of an anti-noise filter at radio frequencies; a processing module designed to be connected to the alternator, for managing operation thereof; a heat sink designed to dissipate the heat of the regulator; the regulator wherein it comprises a casing which is designed to be connected to the alternator and defines a main cavity designed to house the connector and a secondary cavity which is adjacent to the main cavity and designed to house the capacitor; the casing is able to be fixed to the alternator by means of four mechanical connection elements, two of said connection elements being connected to the capacitor, a third one being connected and screwed to a brush holder of the alternator and a fourth one being connected to the processing module; the processing module is connected to the connector by means of a conductor and is connected to the four mechanical connection elements; and the heat sink is fixed to the processing module.
US09198326B2 Method and apparatus for removing heat from electronic devices using synthetic jets
An apparatus for removing heat comprises a heat sink having a cavity, and a synthetic jet stack comprising at least one synthetic jet mounted within the cavity. At least one rod and at least one engaging structure to provide a rigid positioning of the at least one synthetic jet with respect to the at least one rod. The synthetic jet comprises at least one orifice through which a fluid is ejected.
US09198325B2 Targeted cooling to specific overheating rack-mounted servers
A system selectively cools a set of at least one rack-mounted server in a chassis. The system comprises: a chassis; a chassis manager; a set of at least one thermal sensor coupled to each rack-mounted server in the chassis; a cold air source; a cold air conduit coupled to the cold air source; a plurality of cold air valves coupled to the cold air conduit; and an expandable tube of flexible memory material coupled to each of the plurality of cold air valves, where the expandable tube inflates with cold air from the cold air source to expose directional holes, and thus cold air, across a specific predetermined sub-area of a particular overheating rack-mounted server in response to the chassis manager detecting that the particular overheating rack-mounted server is exceeding a predetermined temperature.
US09198310B2 Stall containment of rack in a data center
A system for managing air flow computing devices in a rack includes a stall and filler elements. The stall includes a stall top panel and two side panels spaced apart from one another. The stall accommodates a rack computing system. The filler elements fill gaps between the computing devices of the rack computing systems and the panels of the stalls. An air moving system moves air from the cold aisle through cold-aisle facing air inlets of the computing devices. The filler elements inhibit air moving toward the cold aisle-facing inlets from leaking through gaps between the computing devices of the rack computing systems and the stall panels such that the filler elements inhibit air moving toward inlets in the computing devices from leaking through the gaps between the computing devices in the rack and the stall panels.
US09198306B1 Method system and kit for producing informational exhibits
A modular exhibit system includes modular components capable of easy assembly, disassembly, and reuse. The system has a J-form component, I-form component, terminal components, and structural components. The system also includes removable mounting plates for assembly. The components are capable of enclosing, supporting, and displaying electronic, mechanical, and audio-visual displays.
US09198304B2 Method for manufacturing rigid-flexible printed circuit board
A method for manufacturing a rigid-flexible printed circuit board includes following steps. First, a flexible PCB is provided. The flexible PCB includes a base and an electrical trace layer on the base. The flexible PCB includes a first region and a second region connected to the first region. The first and second regions define a borderline. Second, a protective film and a peelable layer are sequentially formed on the electrical trace layer in the first region and part of the second region. Third, a copper coil, an adhesive tape and the flexible circuit board are laminated together. Fourth, the copper coil in the second region is etched to form an outer electrical trace layer. Last, the copper coil in the first region is removed and the peelable layer and the adhesive tape are peeled off, thereby obtaining an R-F PCB.
US09198303B2 Manufacturing method for multi-layer circuit board
A manufacturing method for a multi-layer circuit board includes the following steps. Firstly, two core layers are compressed to form a substrate having two surfaces opposite to each other. Then, a via connecting the surfaces is formed. A patterned circuit layer including a concentric-circle pattern is then formed on each surface by using the via as an alignment target. Next, a first stacking layer is formed on each surface. Then, a first through hole penetrating regions of the first stacking layer and the substrate where a first concentric circle from the center of the concentric-circle pattern is orthogonally projected thereon is formed. A second stacking layer is then formed on each first stacking layer. Afterward, a second through hole penetrating regions of the first, the second stacking layers and the substrate where a second concentric circle from the center of the concentric-circle pattern is orthogonally projected thereon is formed.
US09198299B2 Electrohydrodynamic (EHD) printing for the defect repair of contact printed circuits
A method is provided for repairing defects in a contact printed circuit. The method provides a substrate with a contact printed circuit formed on a substrate top surface. After detecting a discontinuity in a printed circuit feature, a bias voltage is applied to at least one of a first region of the printed circuit feature or a second region of the printed circuit feature. The bias voltage may also be applied to both the first and second regions. An electric field is formed between the bias voltage and an ink delivery nozzle having a voltage potential less than the bias voltage. Conductive ink is attracted into the electric field from the ink delivery nozzle. Conductive ink is printed on the discontinuity, forming a conductive printed bridge. Typically, the ink delivery nozzle is an electrohydrodynamic (EHD) printing nozzle.
US09198298B2 Method for manufacturing transparent printed circuit and method for manufacturing transparent touch panel
To peel an etching resist easily and reliably without damaging a transparent conductive layer coated with the etching resist. A method for manufacturing a transparent printed circuit in an embodiment of the present invention includes: providing a transparent conductive sheet 3 having a transparent base material 1 and a transparent conductive layer 2 formed on the transparent base material 1, forming an etching resist 4 having a specified pattern on the transparent conductive layer 2, etching the transparent conductive layer 2 with the etching resist 4 as a mask, forming a peeling film 5 on the etching resist 4 and on the transparent base material 1 exposed by etching of the transparent conductive layer 2 so as to cover an area where the etching resist 4 is formed, and peeling the peeling film 5 together with the etching resist 4.
US09198297B2 Multilayer ceramic electronic part to be embedded in board and printed circuit board having multilayer ceramic electronic part embedded therein
A multilayer ceramic electronic part to be embedded in a board includes a ceramic body including dielectric layers and having main surfaces, side surfaces, and end surfaces; first and second internal electrodes including first and second leads exposed to the main surfaces; and first and second external electrodes formed on the end surfaces and extending to the main surfaces, wherein when a length from one of ends of the first or second external electrode formed on the main surfaces to a point at which the first or second external electrode contacts the first and second leads is G, a length from one of the ends of the first or second external electrode to the end surfaces is BW, and a length from the end surfaces to a point at which the first or second external electrode contacts the first and second leads is M, 30 μm≦G
US09198296B1 Double sided board with buried element and method for manufacturing the same
A double sided board with buried element and a method for manufacturing the same are disclosed. At least one buried element is fixed on a dielectric layer and embedded in an insulation layer. First and second electrical circuits are formed on upper and lower surfaces of the insulation layer, respectively. At least one through-hole is formed in the insulation layer and filled with a conductive layer to electrically connect the first and the second electrical circuits. The dielectric layer beneath the buried element and the insulation layer above the buried element are provided with at least one opening, respectively, which is filled with the conductive layer, thereby connecting the conductive layer and external circuits or electrical elements. Additionally, the first and second electrical circuits are covered with first and second solder masks, respectively, so as to avoid environmental effect and improve preciseness of the circuits.
US09198295B2 Printed circuit comprising at least one ceramic component
A printed circuit includes a substrate onto which at least one ceramic component is attached so as to enable the heat produced by the ceramic component to be discharged and to prevent cracks in the ceramic component and in the substrate. To this end, the ceramic component is attached onto the substrate using two connectors made of metal matrix composite material. The two connectors further have incisions so as to enable the mechanical stresses exerted in the substrate to be carried over into the connectors.
US09198294B2 Electronic device for radiofrequency or power applications and process for manufacturing such a device
The invention relates to an electronic device for radiofrequency or power applications, comprising a semiconductor layer supporting electronic components on a support substrate, wherein the support substrate comprises a base layer having a thermal conductivity of at least 30 W/mK and a superficial layer having a thickness of at least 5 μm, the superficial layer having an electrical resistivity of at least 3000 Ohm·cm and a thermal conductivity of at least 30 W/mK. The invention also relates to two processes for manufacturing such a device.
US09198292B2 Battery pack including circuit board assembly having first circuit board connected to terminals and second circuit board connected to first circuit board
A battery pack including a plurality of battery cells, each including an electrode terminal; and a circuit board assembly including: a first circuit board electrically connecting the electrode terminals of adjacent battery cells of the plurality of battery cells; a second circuit board electrically connected to the first circuit board; and a connection wire electrically connected between the second circuit board and the first circuit board.
US09198290B2 Wiring substrate, method of manufacturing the same, and semiconductor device
A wiring substrate includes: a substrate layer made of glass or silicon and including: a first surface formed with a first hole; and a second surface formed with a second hole and being opposite to the first surface, wherein the first hole is communicated with the second hole; a connection pad formed in the second hole; a first wiring layer formed in the first hole and electrically connected to the connection pad; a first insulation layer formed on the first surface of the substrate layer to cover the first wiring layer; and a second wiring layer formed on the first insulation layer and electrically connected to the first wiring layer. A diameter of the first hole is gradually decreased from the first surface toward the second surface, and a diameter of the second hole is gradually decreased from the second surface toward the first surface.
US09198288B2 Method of making silver carboxylates for conductive ink
A method of making silver carboxylate includes forming a mixture of at least one carboxylic acid and at least one aromatic hydrocarbon solvent, and at room temperature, introducing silver oxide into the mixture to form the silver carboxylate in the aromatic hydrocarbon solvent. The mixture may be free of alkali bases and mineral acids, with no additional materials being introduced into the mixture when introducing the silver oxide.
US09198287B2 Substrate with transparent electrode, method for manufacturing thereof, and touch panel
The substrate with a transparent electrode includes a first dielectric material layer mainly composed of SiOx, a second dielectric material layer mainly composed of a metal oxide, a third dielectric material layer mainly composed of SiOy, and a transparent electrode layer, in this order on a transparent film substrate. The transparent electrode layer is patterned to have an electrode layer-formed part and an electrode layer non-formed part. The transparent electrode layer is a layer mainly composed of an indium-tin composite oxide and having a thickness of 20 nm to 35 nm. The refractive index n1 of the first dielectric material layer, the refractive index n2 of the second dielectric material layer, and the refractive index n3 of the third dielectric material layer satisfy n3
US09198286B2 Circuit board and electronic assembly
A circuit board including a first patterned conductive layer and a second patterned conductive layer isolated from the first patterned conductive layer is provided. The first patterned conductive layer has first signal traces and first ground traces. The second patterned conductive layer has second signal traces and second ground traces. An orthogonal projection of the second ground trace on the first patterned conductive layer partially overlaps at least one of the first signal traces. An orthogonal projection of the first ground trace on the second patterned conductive layer partially overlaps at least one of the second signal traces. An electronic assembly including the afore-described circuit board and a chip package connected thereto is also provided.
US09198281B2 Leadframe for semiconductor packages
A leadframe for semiconductor packages is provided. The leadframe includes a die pad, a side rail, a tie bar, and a plurality of leads. The side rail is around the die pad. The tie bar connects the die pad and the side rail. The leads extend from the side rail to close proximity to the die pad. The leads includes a first lead and a second lead being at opposite locations of the leadframe relative to a center line through the die pad. The first and second leads are substantially asymmetrical with each other relative to the center line and have different impedance values. The plurality of leads are disconnected from each other.
US09198279B2 Noise filter and transmission apparatus
In a printed wiring board including a first wiring layer and a second wiring layer provided via an insulator layer, at least three guard ground wirings extending along a pair of signal wirings provided in the first wiring layer and supplied with a ground potential are provided between the pair of signal wirings. Thus, crosstalk noise can be reduced without widening a wiring area between the pair of signal wirings.
US09198278B2 Apparatus and method of miniaturizing the size of a printed circuit board
A printed circuit board includes at least one plated-through hole via drilled into at least one of a first layer on a first side of the printed circuit board and a second layer on a second side of the printed circuit board. The printed circuit board also includes a core section laminated between the first layer and the second layer, wherein a length of the core section is shorter than a length of the first layer and a length of the second layer. The printed circuit board further includes an open slot configured to house a connection tab of an electronic product connected to the printed circuit board, wherein the open slot is formed adjacent to the core section and between sections of the first layer and the second layer that are longer than the core section.
US09198275B2 Inductive devices and low flow plasmas using them
Certain embodiments described herein are directed to devices that can be used to sustain a low flow plasma. In certain examples, the low flow plasma can be sustained in a torch comprising an outer tube and an auxiliary tube within the outer tube. In some examples, the auxiliary tube comprises an effective length to match the shape of a low flow plasma sustained in the torch using a flat plate electrode. Methods and systems using the torches are also described.
US09198274B2 Ion control for a plasma source
One embodiment is directed to a plasma source comprising a cavity and at least first and second electrodes. The plasma source is configured to, during a first portion of each cycle, bias the first electrode as a cathode and use the second electrode as an anode, during a second portion of each cycle, apply an ion flush bias to the first and second electrodes, during a third portion of each cycle, bias the second electrode as a cathode and use the first electrode as an anode, and during a fourth portion of each cycle, apply an ion flush bias to the first and second electrodes. Other embodiments are disclosed.
US09198271B2 X-ray imaging apparatus, control device, radiation imaging apparatus, and method of controlling the same
In transfer of image data (such as an X-ray image), if for example a transfer error occurs, a retransmission timeout time limit for an item of image data that is to be transferred last, in a time sequence of image data transfer, is set to be different from a retransmission timeout time limit for at least one other item of image data which is to be transferred.
US09198268B2 Static eliminator and image forming apparatus including same
A static eliminator includes a plurality of static eliminating needles, a holder including a retaining surface on which the plurality of static eliminating needles is held, a plurality of partitions, and a restriction member including a first end portion having a restriction surface at a static eliminating needle side to contact the static eliminating needles. A length of the plurality of static eliminating needles from the first end portion of the restriction member as an origin to a leading end of the plurality of static eliminating needles is shorter than a distance from the origin to an end surface of the plurality of partitions within the range of movement of the plurality of static eliminating needles from the retaining surface up to a position five degrees (5°) below the restriction surface in an angle between the retaining surface and an imaginary plane including the restriction surface.
US09198266B2 Optical navigation sensor with integrated charge pump
An optical navigation sensor includes: a driving circuit and a charge pump. The driving circuit is employed for driving a light source externally connected to the optical navigation sensor. The charge pump is employed for intermittently performing an operation of providing a first supply voltage to the light source. When the driving circuit drives the light source, the charge pump does not perform the operation of providing the first supply voltage to the light source.
US09198264B2 Policy-based OLN light management system
A policy-based OLN (outdoor lighting network) light management system including a central control apparatus (40); lighting unit control apparatus (50); a communication system (60) operably connecting the central control apparatus (40) and the lighting unit control apparatus (50); and a repository (70) in communication with the central control apparatus (40), the repository (70) being operable to store an OLN policy. The central control apparatus (40) is operable to: receive a policy; check the policy for consistency against the OLN policy; determine attributes and configuration commands for each of the lighting unit control apparatus (50) in accordance with the policy when the policy is consistent with the OLN policy; and communicate the attributes and the configuration commands for each of the lighting unit control apparatus (50) to a corresponding one of the lighting unit control apparatus (50).
US09198258B2 Display device
Disclosed is a display device. The display device includes: a light source; an optical sheet into which light is incident from the light source; a display panel disposed on the optical sheet and including an effective display region and a non-effective display region around the effective display region; and a light conversion/light-blocking sheet corresponding to the non-effective display region.
US09198255B2 Voltage to current architecture to improve PWM performance of output drivers
Various aspects of the present disclosure include a controlled current path having a load that draws current from the controlled current path. In response to a modulating voltage signal, current is controlled through the load which causes a transistor circuit, including a transistor, to switch between two current modes. Switching will subject the transistor to voltage stresses due to current in the controlled current path spiking towards a breakdown threshold of the transistor. In response to a first aspect of the modulating voltage signal and in one of the current modes, the current in the controlled current path is directed through the first current branch. In response to a second aspect of the modulating voltage signal and in the other current mode, the current in the controlled current path is diverted from the first current branch to a second current branch.
US09198251B2 Tunable correlated color temperature LED-based white light source with mixing chamber and remote phosphor exit window
A light source (600) includes: a plurality of LEDs (610), including one or more first LEDs (612) configured to emit first light having a first color, one or more second LEDs (614) configured to emit second light having a second color, and one or more third LEDs (616) configured to emit third light having a third color; a mixing device (620) configured to mix the first light, the second light, and the third light into a mixed light, wherein the mixing device includes an exit window (640) configured such that the mixed light is emitted from the mixing device through the exit window; and a light-conversion material (6300 provided at the exit window, wherein the light-conversion material is configured to convert the first light from the first color to a lime color.
US09198244B2 Luminous device for a vehicle
A luminous device for a vehicle includes a plurality of light-emitting diodes, a series resistor connecting the plurality of light-emitting diodes to a voltage source, and a control unit configured to control the light-emitting diodes by means of pulse widths modulation (PWM).
US09198242B2 Apparatus for driving LEDs using high voltage
An apparatus for driving LEDs using high voltage includes a plurality of LEDs divided into a plurality of LED segments connected in series with a switching voltage detector and a current limiting device. Each of the plurality of LED segments is connected in parallel with a switching device. A high input voltage supplies power to the apparatus. The switching voltage detector generates a first mode change signal when the input voltage increases and a second mode change signal when the input voltage decreases. A switch controller receives the two mode change signals and generates a plurality of switching control signals to respectively control the switching devices of the plurality of LED segments.
US09198237B2 LED lighting system
An LED lighting system having at least one LED circuit and at least two circuits or drivers capable of receiving an AC voltage at a first frequency and having an output capable of driving the at least one LED circuit, wherein the output of each circuit or driver capable of driving the at least one LED circuit is provided to the at least one LED circuit through a circuit or sensor capable of permitting only a single output from the at least two circuits or drivers be provided to the at least one LED circuit.
US09198230B2 Radio base station and communication control method
A radio base station 1 used in an FDD radio communication system in which an uplink frequency band is different from a downlink frequency band, comprises: an antenna 110; a duplexer 130 configured to extract a signal component of the uplink frequency band from a radio signal received by the antenna; a frequency converter 120 provided on a signal path between the antenna 110 and the duplexer 130 and is configured to convert a signal component of the downlink frequency band contained in the radio signal received by the antenna 110 to a signal component of the uplink frequency band; and a measurement unit 210 configured to perform a measurement on the signal component of the uplink frequency band extracted by the duplexer.
US09198227B2 Wireless communication function-equipped electronic device
In an electronic device in which an electronic component (e.g., an encoder) including an operation body is mounted on a circuit board and a process corresponding to an input operation of the operation body is performed by a control section, a wireless communication processing section and a matching circuit which are provided on the circuit board are connected to each other via a transmission line, and in order to cause a mounting member (a mounting plate and an outer casing) of the electronic component, which is made of metal and is ungrounded, to operate as an antenna, a predetermined position (a leg piece) in the mounting plate and the matching circuit are connected to each other via a transmission line to cause the predetermined position to serve as a power supply section. Thus, a wireless communication function-equipped electronic device for which a dedicated antenna is unnecessary is obtained.
US09198226B2 Network management
A method of managing the operation of a network element in a communications system, the method comprising: receiving performance indicators by an optimizing function; combining together the performance indicators to produce an achievement indicator comprising weighted components of the performance indicators; using the achievement indicator to determine an optimum setting of at least one parameter value related to operation of the network element; applying the parameter value to the network element.
US09198224B2 Cellular modem processing
A cellular mobile station including a modem processor and memory. The memory includes instructions for the modem processor to perform layer 1 processor operations, layer 2 processor operations, and layer 3 processor operations. The modem processor executes the instructions to perform processor operations for the cellular mobile station to communication data as per a cellular communications protocol. In one example, the mobile station includes different levels of memory to provide different deterministic access times.
US09198218B2 Method and apparatus for controlling discontinuous reception in a wireless communication system
A method and apparatus for controlling Discontinuous Reception (DRX) by a User Equipment (UE) in a wireless communication system is provided. The UE receives a DRX configuration parameter from an evolved Node B (eNB), and determines whether to start an on-duration timer based on the DRX configuration parameter, after a change in DRX cycle is completed in a subframe, thereby preventing system performance degradation caused by transmission mismatch between the eNB and the UE.
US09198215B2 Peer connectivity using reciprocal wireless connections
Reciprocal wireless connections may be established between a pair of devices to support failover, load balancing, traffic distribution, or other peer-to-peer connectivity features. Each device of a pair of devices may implement both a local wireless access point and a local wireless station to communicate with the other device of the pair of devices. Establishment of a second wireless connection between the pair of devices may be coordinated using a protocol extension of a first wireless connection. A multiplexing (MUX) component may coordinate traffic among the reciprocal wireless connections.
US09198210B2 D2D communications considering different network operators
There is stored a database of registration information associating UEs with cells under control of different network operators. In response to a inquiry from a first network operator that a first UE desires direct communications with a second UE, the registration information is used to coordinate between the first network operator and the second network operator to facilitate establishment of a direct communication link between the first UE and the second UE. In various embodiments the facilitating is enhancing the inquiry/page by adding a cell ID of the first UE's cell and adding pre-allocated radio resources in the first UE's cell for use by the second UE in responding to the page, and determining a single network which is not highly loaded and which can allocate resources for the D2D communications and directing one or both UEs to that single network.
US09198206B2 Automatic connection method and apparatus between an automobile diagnostic device and a VCI device
The present invention provides an apparatus for automatic connection between an automobile diagnostic device and a VCI device and a method for the automatic connection. The method includes the steps of: periodically connecting the VCI device with at least one of a plurality of connection modes in pre-stored connection records when the automobile diagnostic device is started; and, when successfully connecting the VCI device with a successful connection mode, communicating with the VCI device with the successful connection mode. The method and apparatus according to this invention significantly improve the operation efficiency and user experience of the automobile diagnostic device.
US09198204B2 Apparatus and method for seamless commissioning of wireless devices
An apparatus is provided for commissioning a target device onto a wireless local area network (WLAN). The apparatus includes a smart wireless device. The smart wireless device has commissioning logic and a transducer. The commissioning logic is configured to format and direct transmission of one or more WLAN configuration packets that convey WLAN configuration data. The transducer is coupled to the commissioning logic, and is configured to transmit the one or more WLAN configuration packets over the transmission path to the target device, wherein the transducer is an existing component of the smart wireless device.
US09198201B2 Method of direct communication between terminals respectively connected and unconnected to base station
Referring to FIG. 4, if the direct communication terminal 120, among the direct communication terminals 120 and 130 receiving a downlink multicast service from the base station 200 through the forwarding terminal 110, wants to be a talker, the direct communication terminal 120 performs a unicast connection establishment procedure with the forwarding terminal 110, in order to transmit an uplink unicast packet.
US09198200B2 Method for contention based random access on a secondary carrier
A mobile station comprises a wireless transceiver coupled to a processor. The mobile station is configured to receive at the transceiver a control channel transmission on a first frequency from a first cell wherein the control channel transmission is addressed to a unique identifier of the mobile station. The processor is configured to determine that the control channel transmission indicates resources for a data channel. The mobile station is configured to receive at the transceiver a data channel transmission in resources indicated in the control channel transmission, the data channel transmission comprising a first message indicating a first resource for an uplink transmission, wherein the mobile station is configured to transmit, to a second cell on an uplink frequency, a second message using the first resource.
US09198199B2 Methods using HARQ-ACK codebooks for multi-flow communications and related wireless terminals and radio network nodes
At least one transport data block is transmitted from a first sector of a network over a downlink to a wireless terminal during a time resource element for a multi-flow downlink transmission to the wireless terminal, and at least one transport data block is transmitted from a second sector of the network over a downlink to the wireless terminal during the time resource element for the multi-flow downlink transmission. A feedback message is received for the time resource element from the wireless terminal, wherein the feedback message includes a HARQ-ACK codeword selected from a HARQ-ACK codebook providing HARQ-ACK feedback for the at least one transport data block transmitted from the first sector and for the at least one transport data block transmitted from the second sector. The HARQ-ACK codeword is interpreted for the at least one transport data block transmitted from the first sector based on the first sector being a primary sector for the multi-flow downlink transmission.
US09198195B2 Method and apparatus for improving coexistence of synchronous and asynchronous nodes in a synchronous MAC system
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may be configured to determine a plurality of slots for transmitting information including a plurality of first type slots and a plurality of second type slots where the second type slots have a longer duration that the first type slots. The apparatus may be configured to transmit information in a first type slot when a previous reception was successful and there is no other transmission expected to occur during a gap preceding the first type slot and during the first type slot. Additionally or in the alternative, apparatus may be configured to transmit information in a second type slot when at least one of the previous reception was unsuccessful or there is another transmission expected to occur during a gap preceding the first type slot or during the first type slot.
US09198188B2 Operating a wireless system in an unlicensed band
A network access node identifies a component carrier within an unlicensed radio spectrum, determines whether or not to configure the component carrier for use as a secondary component carrier, and based on the determining configures the component carrier for use as a secondary component carrier companion to a primary component carrier within a licensed radio spectrum, In various non-limiting embodiments the network node senses the component carrier within the unlicensed radio spectrum, and as more data is needed to make the determination employs a mobile device to also sense and further to measure the component carrier within the unlicensed radio spectrum. Specific procedures are detailed for both the network node and the mobile device.
US09198185B2 Mechanism for aggregating uplink interference information for use in multi-carrier systems
There is proposed a mechanism by means of which information can be generated and used for estimating and identifying at each base transceiver station of a communication network the set of other base transceiver stations generating interference on certain monitored component carriers used by the base transceiver station, i.e. information for the generation of the incoming uplink background interference matrix. For this purpose, a specific communication information set, referred to as uplink radio load map, is determined which informs about an average (time/frequency) and aggregated (over all or group of served UEs) uplink load measure per component carrier. Based on the uplink radio load map received via suitable signaling from other base transceiver stations, each base transceiver station can determine the incoming uplink background interference matrix and initiate, if necessary, suitable measures for reducing interference per component carrier.
US09198177B2 Network management device, base station device and network management method
Provided is a network management device capable of suppressing interference of a preamble between cells while securing a predetermined resource. An FGW (500) as the device is a network management device for managing a plurality of base station devices each of which perform communication with communication terminal devices by the SC-FDMA method, wherein the FGW (500) is provided with a parameter determination unit (530) for determining parameters related to an uplink preamble with respect to at least one among the plurality of base station devices, and a parameter notification unit (540) for sending notifications of the determined parameters to the base station devices for which the parameters have been determined; wherein the parameter determination unit (530) determines the parameters so that transmitted sequences of the preamble do not overlap between at least two of the plurality of base station devices.
US09198176B2 Method of allocating a resource in a wireless communication system and device for same
In a wireless communication system, when a terminal receives control information from a downlink subframe, which is divided into a Physical Downlink Control Channel (PDCCH) region and a Physical Downlink Shared Channel (PDSCH) region, in a wireless communication system, the receiving of the control information includes: receiving, from a base station, first CFI information indicating the number of Orthogonal Frequency Division Multiplexing (OFDM) symbols available for Physical Downlink Control Channel (PDCCH) transmission; receiving, from the base station, second CFI information indicating start OFDM symbol information available for Physical Downlink Shared Channel (PDSCH) transmission corresponding to an enhanced Physical Downlink Control Channel (E-PDCCH); and receiving the PDSCH from the base station on the basis of the first CFI information or the second CFI information. The PDCCH is placed in the PDCCH region of the downlink subframe, and the E-PDCCH is placed in the PDSCH region of the downlink subframe.
US09198170B2 Method for transmitting ACK/NACK information and method for receiving ACK/NACK information, user device, and base station
The present invention relates to a transmission diversity technique for channel selection. According to the present invention, even if a transmission device transmits a signal using channel selection through a plurality of antenna ports, the overhead of a resource for channel selection, which occurs in proportion to the number of antennas, is reduced. Additionally, as the number of antenna ports participating in signal transmission is increased, multiplex capacity is reduced. According to the present invention, the degree to which the multiplex capacity is reduced according to the increase in the number of antenna ports is decreased.
US09198169B2 Method and device for a relay node to transmit a sounding reference signal to a base station in a wireless communication system
The present invention relates to a method for a relay node (RN) to transmit a sounding reference signal (SRS) to a base station in a wireless communication system. The method for SRS transmission includes: receiving the backhaul downlink subframe setting information from the base station; allocating backhaul uplink subframes on the basis of the received backhaul downlink subframe setting information; receiving uplink subframe setting information; receiving uplink subframe setting information for SRS transmission from the base station; receiving an indicator for triggering the SRS transmission from the base station; and, if a first uplink subframe from among the uplink subframes for the SRS transmission is the backhaul uplink subframe, transmitting the SRS from the first uplink subframe to the base station; or, if the first uplink subframe is not the backhaul uplink subframe is not the backhaul uplink subframe, not transmitting the SRS to the base station; or transmitting the SRS from a second uplink subframe, which is backhaul uplink subframe from among the uplink subframes for the SRS transmission and is subsequently the closest to the first uplink subframe, to the base station.
US09198165B2 Sounding reference signal to determine antenna weight and frequency bands
A wireless base station (eNB1-1) uses in a differentiated manner, depending on the expected data amount of downlink transmission to the serving wireless terminal UE, the transmission of RRC Connection Reconfiguration messages in which SRS specific transmission request information is set, and the transmission of RRC Connection Reconfiguration messages in which SRS hopping transmission request information is set.
US09198164B2 Method of making a coexistence decision on centralized topology
Disclosed is a radio technology independent method for coexistence among dissimilar or independently operated TV Band Device (TVBD) networks and dissimilar TV Band Devices. A resource allocation method on centralized topology is disclosed, which comprises steps of receiving at least one available resource; performing a neighbor set calculation based on the received at least one available resource; calculating the resource according to the neighbor set calculation, where the calculated resource is allocated to at least one device.
US09198160B2 Methods and apparatus for optimizing paging mechanisms using device context information
Methods and apparatus enabling a wireless network to optimize paging channel operation, based on mobile device context information. In one embodiment, the wireless network is a cellular network (e.g., LTE-Advanced), and both base stations and cellular user devices dynamically exchange and maintain a paging agreement. The paging agreement limits the paging channel operation, thereby minimizing unnecessary scanning and usage of irrelevant radio resources. Such paging mechanisms are limited to the air interface between the base station and the mobile device, and are compatible with existing legacy devices and network entities. Networks with appropriately enabled user devices may improve their resource utilization. Base stations may advantageously reclaim freed-up cellular resources to support other services.
US09198157B2 Paging for local IP access packets
Local IP access paging schemes facilitate paging of an access terminal when packets destined for the access terminal are received via local IP access. In some implementations, a local entity acquires information that enables local paging of the access terminal by sniffing messages passing through the local entity. In some implementations, a local entity sends a packet or message to cause the core network to page an access terminal when a local IP access packet destined for the access terminal arrives at the local entity.
US09198155B2 Task management based on travel distance
Methods, program products, and systems for task management based on travel distance are disclosed. In general, in one aspect, a method executed on a mobile device can include receiving a request to perform a task in a first subsystem (e.g., an application subsystem) of the mobile device. The request can indicate that the task is to be performed when the mobile device travels at least a threshold distance. The mobile device can determine a duration of silence. The mobile device can configure a second subsystem (e.g., a baseband operating system) of the mobile device to send a notification to the first subsystem notifying that the mobile device has traveled after at least the duration of silence. The first subsystem can receive the notification and determine that the threshold distance has been satisfied based on the received notification. The first subsystem can perform the task upon the determining.
US09198145B2 Wireless communication system
In a wireless communication system, a first wireless communication unit receives a first data including identification information associated with the first data transmitted from a third wireless communication unit; generates, when needed to share a specific time with a second wireless communication unit, a second data associated with a first reception time of the received first data; and transmits the second data and the identification information of the received first data. The second wireless communication unit calculates, upon reception of the identification information and the second data, if it is judged that the first data has previously been received based on the identification information, a time value needed to synchronize with the first wireless communication unit, based on a second reception time of the first data previously received and the first reception time of the first data associated with the second data transmitted from the first wireless communication unit.
US09198141B2 Method and apparatus for transmission power control for a sounding reference signal
A method and apparatus for transmitting a reference signal from a User Equipment (UE) are provided. The method includes transmitting a first reference signal using a sequence determined from an identity of the at least one transmission point and transmitting a second reference signal with a transmission power having an offset with a first maximum value configured by higher layer signaling from the at least one transmission point; and transmitting a first reference signal using a sequence configured to the UE by higher layer signaling from the at least one transmission point and transmitting a second reference signal with a transmission power having an offset with a second maximum value configured by higher layer signaling from the at least one transmission point, wherein the second maximum value is larger than the first maximum value, and the first reference signal and the second reference signal are either identical or non-identical.
US09198139B2 Methods and apparatus for deployment and control of base stations
Methods and apparatuses are provided for performing power control for a femto node deployed in a wireless network that include adjusting a transmission parameter of the femto node based on one or more signal energy parameters, such as a received signal strength indicator (RSSI). A comparison between the signal energy, a noise floor, and a threshold signal energy can be determined, and a transmission parameter of the femto node is accordingly adjusted based on the comparison.
US09198137B2 Network controlled filtering over wireless device communications
There is stored in a memory an association between each nth one of N content types with a respective nth group of N groups of identifiers (N is an integer greater than one, n indexes from 1 to N, and at least one of the groups has more than one identifier). A beacon sender selects one of the content types for a beacon to be transmitted and selects a beacon identifier from the group associated with the selected content type. The beacon to be transmitted is compiled to include content of the selected content type and the selected beacon identifier. The beacon receiver selects at least one of the content types; and for a plurality of beacons received, filters out from further processing each beacon having a beacon identifier that is not within the group of identifiers associated with any of the at least one selected content types. The network creates the association and broadcasts it in a network cell.
US09198135B2 Method and apparatus for disabling one or more applications in a mobile electronic device
Embodiments of the present invention provide methods and apparatuses for reducing power consumption for a mobile electronic device in order to extend battery life. In an embodiment, the mobile electronic device monitors a power level of the battery in the mobile electronic device, determines that the power level of the battery reaches a predetermined threshold, and based upon the determination, terminates a first launcher currently running on the mobile electronic device and activates a second launcher on the mobile electronic device. By activating the second launcher which has power saving features, the power consumption of the mobile electronic device is reduced and thus the battery life is extended while preserving the basic functions of the mobile device.
US09198131B2 Method for improving battery life and HARQ retransmissions in wireless communications systems
Methods and apparatus for controlling discontinuous receiver operation in a wireless communication device are disclosed. In an exemplary embodiment, a wireless communication device configured to monitor a downlink signal during a series of regularly scheduled awake intervals and monitor the downlink signal for retransmissions during retransmission-monitoring intervals scheduled at a first predetermined delay from each detected data transmission to the receiver includes a control circuit configured to detect that a first retransmission-monitoring interval overlaps a previously scheduled radio activity during which the receiver is unavailable to monitor the first downlink signal, such as a measurement gap, and to adjust the first retransmission-monitoring interval, add an additional retransmission-monitoring interval, or both, responsive to said detecting.
US09198129B2 Signal encoding method and device, method for encoding joint feedback signal
A method, a user equipment and a base station are provided. The method is for transmitting Hybrid Automatic Repeat Request-Acknowledgement (HARQ-ACK) information in a communication system in which two carriers are configured, which includes: a user equipment encodes a codeword of the two carriers. The codeword represents encoded HARQ-ACK information of a first carrier and a second carrier according to a specific encoding scheme of dual-carrier configured with Multiple-Input Multiple-Output (DC-MIMO). The user equipment then transmits the encoded codeword of the two carriers to a base station. Therefore, bit error ratio (BER) and detection error cost are decreased, power overhead is saved, and a cubic metric (CM) value of the system is not affected, thereby enhancing the performance of the system.
US09198124B2 Network selection in a shared network environment
A method for performing a selection of a public land mobile network identity in a shared network environment, in which environment at least two public land mobile network identities are available for providing circuit switched based service to user equipment. The method includes at least a step of deter-mining a capability of the user equipment and a step of selecting the public land mobile network identity at least partly on the basis of the capability of the user equipment among the at least two public land mobile network identities. Information on the capability of the user equipment is either received from the user equipment or from a database including capability information on the user equipment. Furthermore, a network element and a system for implementing at least partly the method are described.
US09198122B2 Method and system for service redirection background
System and method are provided for redirecting a communication device between a macro network and a femtocell network using a service redirection message (SRDM). In an embodiment, the communication device registers with the network which then determines the subscription status of the communication device to a femtocell network. If the subscription is confirmed, using the SRDM the system redirects the communication device to a communication frequency used by the femtocell network. Upon receipt of the SRDM, the communication devices tunes to a communication frequency specified in the SRDM. The system may segregate the CDMA channels used by the macro network, one set containing channels exclusive to the macro network and the other containing channel or channels used by both the macro network and the femtocell network. In this way, the communication device is prevented from entering a frequency re-hashing loop.
US09198118B2 Rogue wireless access point detection
A method includes, receiving a first set of media access control (MAC) addresses from one or more wireless communication detection devices of a network. The method also includes receiving a second set of MAC addresses from one or more wired devices of the network. The second set of MAC addresses corresponds to devices with wired connections to the network. The method further includes, determining that a wireless device having a first MAC address of the first set of media access control addresses is a potential rogue wireless device when a numeric value of the first MAC address and a numeric value of a second MAC address of the second set of MAC addresses differ by no more than a threshold amount and when a first location associated with a device that detects the first MAC address matches a second location associated with the second MAC address.
US09198111B2 Resource pooling in a blade cluster switching center server
The present invention relates to a switching center server comprising: a blade cluster with a plurality of blades, a plurality of pooled resources accessible by said plurality of blades for handling a call, and a master provided on one of the blades centrally coordinating the usage of the pooled resources, the master as a central instance being responsible for allocation, de-allocation and maintenance of the pooled resources. At outage of one or more blades, the invention provides mechanisms to keep impacts on ongoing calls to a minimum and to keep pooled resources available to the remaining blades.
US09198101B2 Method for transmitting control information in wireless communication system and device therefor
The present invention relates to a wireless communication system, more specifically to a method for transmitting control information and a device therefor. The wireless communication system can support carrier aggregation. The present invention relates to a method for transmitting information from a terminal to a base station in a wireless communication system, which includes a step for receiving first information for cross carrier scheduling through at least one primary cell among serving cells formed in a terminal from the base station, and a step for transmitting second information about a secondary cell related to at least one first information among serving cells to the base station through an uplink resource of the primary cell.
US09198100B2 Wireless communications handoff method and system employing such
A method for reducing a delay in a wireless communications system resulting from a handoff while mitigating a risk of premature termination of wireless communications is provided. The method includes comparing data indicative of actual use of the wireless communications systems to at least one predetermined criteria. If the comparing determines a sector pairing in the wireless communications system to be statistically significant for purposes of recommending at least one search window setting, at least one value related with a distance associated with the sector pairing may be used to automatically determine a corresponding signal delay. If the corresponding signal delay exceeds a prior determined signal delay, a recommended search window setting may be determined using the corresponding signal delay.
US09198097B2 Method and device for initiating cell measurement
This document discusses a method and device for initiating cell measurement. An initiating condition for initiating the measurement of a Closed Subscriber Group (CSG) cell and/or a Hybrid cell is preset by the network side. The measurement of the CSG cells and/or Hybrid cells is initiated by a User Equipment (UE) when the initiating condition is satisfied. The UE automatically initiates the measurement of the CSG cell and/or Hybrid cell when the UE is close to its own footprint area or fingerprint area.
US09198091B2 Systems and methods for rapid setup of telephony communications
When an incoming communication is directed to a telephony device that is capable of conducting an IP based communication via an IP telephony system and a cellular-based communication via a mobile telephony service provider, the communication is initially setup as a cellular-based communication via the mobile telephony service provider. At the same time, an IP-based communication channel is setup between the telephony device and an IP telephony system. Once the IB-based communication channel is available, the communication is transitioned from the cellular-based communication channel to the IP based communication channel.
US09198085B2 Method and devices for specifying the quality of service in a transmission of data packets
A system and method for specifying the quality of service in a transmission of data packets between a service entity and a user equipment is provided. A plurality of service classes relating to the quality of service are preconfigured and a selected service class is selected. A first transmission context, associated with a first set of attributes, is established between a core network node and the user equipment. A second transmission context, associated with a second set of attributes, is established between an access node and the user equipment. The selected service class is specified by a third set of attributes, which is forwarded to the core network node and the access node. The third set of attributes is used to determine the first set of attributes and/or the second set of attributes.
US09198079B2 Method and apparatus for equalization processing in a wireless communication receiver
In one aspect of the teachings herein, a receiver generates an improved estimate of other-cell covariance for the data region of its own-cell signal, by supplementing its pilot-based estimations of the other-cell covariance with supplemental estimations of other-cell covariance that are determined from control symbols transmitted in the control region its own-cell signal and in one or more selected other-cell signals. While the supplemental estimations are derived from the control region, the receiver advantageously fits them against the pilot-based estimations or against received-signal correlations for the data region, and uses the fitted estimations to obtain an improved estimate of other-cell covariance, for use in generating combining weights for equalization processing of the own-cell signal.
US09198078B1 Managing signaling overhead in a wireless multicast system
At least one retransmission request is received from each of a plurality of wireless devices receiving a multicast broadcast, and a number of retransmission requests received from each of the plurality of wireless devices is determined. A first group of wireless devices is selected from among the plurality of wireless devices, and a delay time is determined for each wireless device in the first group based on the respective number of retransmission requests from each wireless device. When a data packet is not received at the one or more wireless devices of the first group, a timer is started at each of the wireless devices of the first group using the respective delay times. When the shortest delay time expires, another retransmission request is received from the wireless device comprising the shortest delay time of the one or more wireless devices.
US09198073B2 Channel quality reporting for different types of subframes
A method for determining channel quality estimates of two or more types of subframes, such as clean and unclean subframes, may be applicable to both legacy and newer user equipment. A first base station affects a channel quality measurement by either transmitting dummy signals over designed tones that correspond to a second base station, or by puncturing transmissions during designated tones that correspond to the second base station.
US09198068B1 Method and apparatus for activating carriers in mobile communication system
A method and apparatus of a terminal and a base station in a mobile communication system are provided. The method for measurement by the terminal includes receiving, from a base station, measurement information including a measurement interval for a deactivated cell, determining a measurement period using the measurement interval, and measuring a signal of the deactivated cell. The measurement period is equal to a value acquired by multiplying the measurement interval by a predefined value greater than 1.
US09198066B2 Wireless communication device, wireless communication terminal, reference signal transmission control method, and reference signal processing method
A wireless communication device transmitting a reference signal with which a wireless communication terminal measures reception power from a communication cell, in a resource of a data region, includes a control section that determines the resource of the data region in which a reference signal specific to the wireless communication terminal is placed, and a wireless transmission section that transmits the reference signal in the resource determined by the control section. Provided is a wireless communication device transmitting a reference signal by which a wireless communication terminal measures reception power from a communication cell.
US09198065B2 Methods, systems, and computer readable media for utilizing adaptive symbol processing in a multiple user equipment (multi-UE) simulator
A method for utilizing adaptive symbol processing in a multi-UE simulator is disclosed and includes receiving a downlink signal including a plurality of downlink signal portions, wherein each of the downlink signal portions is received via one of a plurality of carriers and forwarding the downlink signal portions to a first downlink signal chain processing module belonging to a plurality of downlink signal chain processing modules, wherein symbol processing task modules associated with the plurality of downlink signal chain processing modules are grouped in logical task pools of similar symbol processing task modules. The method includes processing the downlink signal portions using the symbol processing task modules associated with the first downlink signal chain processing module. The method also includes selecting a similar symbol processing task module from the logical task pool associated with the first symbol processing task module to assist with the processing of the downlink signal portions.
US09198064B2 Methods, systems, and computer readable media for simulating channel conditions
Methods, systems, and computer readable media for simulating channel conditions are disclosed. According to one method, the method includes storing a plurality of system level metrics associated with various channel conditions. The method also includes receiving data from a device under test (DUT). The method further includes for each of a plurality of user devices or simulated user devices during a test period: identifying, using information about the received data and a precomputed channel type configuration, a first system level metric from the plurality of system level metrics, and providing the first system level metric to the DUT.
US09198061B2 Meeting a communication restriction requirement in a process
An industrial process control system including a process control device, a first wireless communication network, a second wireless communication network and a first group of wireless field devices interfacing the industrial process and being associated with the first network. The network supervisor device investigates if the field devices of the first group are able to communicate with the process control device via the first network while meeting a communication restriction requirement, and redirects, in case the requirement is not met, communication between some of the field devices in the first group and the process control device to the second network so that the requirement is met for a first part of the field devices using the first wireless communication network and for a second part of the field devices using the second wireless communication network.
US09198059B2 Wireless communication system and communication control method
The present invention relates to a wireless communication system and a communication control method. The wireless communication system includes: a wireless terminal; a plurality of base stations; and a host-side base station, wherein, in a case where CoMP transmission/reception is requested, the host-side base station decides base stations cooperating therewith for the CoMP transmission/reception, opens wireless lines for base stations under connection to the wireless terminal, and sends a same signal thereto, thereby performs the CoMP transmission/reception, and each of a plurality of the base stations functions as a relay device in a case of transferring the signal with the host-side base station through the wireless line.
US09198057B2 Wireless communication device, base station, wireless communication method, and wireless communication system
Provided is a wireless communication device including a receiving unit for receiving information based on measurement of radio conditions transmitted from a base station in association with identification information; and a control unit for controlling communication by using the information received by the receiving unit when the wireless communication device corresponds to the identification information received by the receiving unit.
US09198054B2 Aggregate location dynometer (ALD)
An Aggregate Location Dynometer (ALD) in a physical wireless network alerts to a problematic crowd risk using location based services (LBS). An Aggregate Location Dynometer (ALD) comprises a Network Monitor, a Crowd Risk Determinant and an Alert Module. The Network Monitor monitors wireless traffic for a potential viral event, associated with a formation of a plurality of wireless devices. The Crowd Risk Determinant requests location information associated with a plurality of wireless devices in a given area regarding a respective viral event. The Crowd Risk Determinant determines if the viral event also indicates a crowd safety risk, based on the shape and movement of observed wireless devices. The Alert Module triggers an alert of an impending crowd problem when crowd risk is above a given threshold. Historical databases are empirically determined and maintained in the Aggregate Location Dynometer (ALD) for use in viral event and crowd risk assessment.
US09198053B2 Positioning using enhanced pilot signal
Briefly, in accordance with one embodiment, a method of transmitting signals is provided. Signal waveforms are transmitted from at least two respective sectors. The at least two respective sectors are from at least two different sets of a superset of sectors. The transmitted signal waveforms include signal waveforms at least nearly mutually orthogonal at least along a particular signal dimension. An advantage of such an embodiment, for example, is reduced signal interference.
US09198051B2 Spectrum sensing
A communication apparatus including at least one user data communication block configured to transport user data, the user data communication block comprising two or more logical sub blocks configured to process user data on different protocol layers, wherein at least one of said sub blocks is configured to perform spectrum sensing.
US09198049B2 Real-time load analysis for modification of neighbor relations
Adjusting RAN performance by adapting cell coverage area can help optimize a wireless communications network. RAN topology can be adapted based on analysis of real-time load conditions of RAN base stations. Analysis of the load conditions of RAN base stations can be performed in a core-network of a wireless carrier rather than distributing the analysis to RAN-side elements. Analysis can be based on receiving real-time load information relating to key performance indicators such as X2 load, S1 load, instant outbound handover count, instant inbound handover count, etc. Further, analysis can include the application of predetermined rules relating to preferential performance of the base stations. This can facilitate ranking neighboring base stations, adding new base stations, deleting base stations, black/white listing base stations, etc., in neighbor relations data structures, such as automatic neighbor relations structures for self-organizing networks, e.g., eNodeBs in LTE networks.
US09198044B2 Front end filter control for shared access system
The described examples are usable in an authorized shared access system to provide a front end sub-band filter system and method that securely allows the selection of a front end sub-band filter for receiving signals in a shared radio frequency spectrum (SRFS). A controller manages allocation of communication channels in the SRFS using an encrypted signal. The encrypted signal is only decrypted by a filter controller of a filter selection system. Based on the decrypted signal, the filter controller instructs a filter switch which band pass filters are to be incorporated into a front end communication path. The encrypted signal prevents unauthorized users from accessing a communication channel, and the selection of a specific sub-band filter prevents transmitter interference into other communications channels in other sub-bands, and prevents the reception of signals or interference from other communications channels in other sub-bands.
US09198042B2 Security techniques for device assisted services
Methods and systems for receiving a report from an end-user device, the report comprising information about a device service state; determining, based on the report, that a particular service policy setting of the end-user device needs to be modified, the particular service policy setting associated with a service profile that provides for access to a network data service over a wireless access network and configured to assist in controlling one or more communications between the end-user device and the wireless access network, the particular service policy setting stored in a protected partition configured to deter or prevent unauthorized modifications to the particular service policy setting; and, in response to determining that the particular service policy setting needs to be modified, sending configuration information to the end-user device, the configuration information configured to assist in modifying or allowing modifications to the particular service policy setting.
US09198040B2 Deploying wireless docking as a service
A wireless dockee device may include a memory, and at least one processor configured to authenticate the wireless dockee to a wireless docking service using a Wi-Fi direct service (WFDS) application service platform (ASP). A wireless docking center device may include a memory, and at least one processor configured to authenticate a wireless dockee to a wireless docking service of a wireless docking center using a Wi-Fi direct service (WFDS) application service platform (ASP).
US09198037B2 Identification processing apparatus and mobile device using the same
An identification processing apparatus is provided for performing an identification procedure according to a smart card, including a storage unit for storing a first password; and an authentication unit for determining whether to perform the identification procedure according to a second password and the first password.
US09198036B2 Method for providing application service
A method for providing application service is provided. The method discloses that a user is authenticated according to a received application service acquisition request from a user mobile phone, and when the user authentication is passed, the application service acquisition request is sent to an application server, so that the application server provides an application service to the user mobile phone according to the application service acquisition request. The application server does not need to authenticate the user mobile phone by performing an authentication operation on the user mobile phone through a wireless application protocol gateway, thus being capable of reducing the workload of the application server.
US09198031B2 Managing distribution of software updates in near field communication (NFC) mobile devices
A method, system and a computer program product for managing distribution of software updates in Near Field Communication (NFC) mobile devices includes retrieving information of one or more softwares in one or more NFC mobile devices by a NFC reader in communication range with the one or more NFC mobile devices, transmitting the retrieved information from the NFC reader to a distribution server which determines if the one or more softwares requires an update based on the retrieved information, in response to said determination, receiving an available updated software or update components of the one or more softwares from the distribution server to the NFC reader and transmitting thereof from the NFC reader to a secure element of the one or more NFC mobile devices whose one or more softwares require an updation.
US09198028B2 Communication system, mobile communication apparatus and switching method of subscriber identification information
A communication system, a mobile communication apparatus and a switching method of subscriber identification information are disclosed. The switching method includes following steps. First subscriber identification information of a first subscriber identification card is stored into a home location register (HLR) of a mobile telecom network by a first mobile communication device. A request instruction is sent by a second mobile communication device. The request instruction is verified by the mobile telecom network. If the request instruction passes the verification, the first subscriber identification information is duplicated and transmitted to the second mobile communication device.
US09198025B2 High-capacity SIM storage control
A high-capacity SIM card includes: memory having at least one partition and a memory controller configured: to control at least two modes of access to one partition of the partitions, only one of the modes being a currently-active mode; and to allow the currently-active mode to be operationally changed remotely. Preferably, the memory controller controls operability of reading data, writing data, erasing data, and/or executing code, according to the currently-active mode. Preferably, the memory controller also controls storage of data in the card based on access-control data delivered to the card. Preferably, the memory controller is configured to reversibly operationally change, for one partition, which mode is the currently-active mode. Preferably, the memory controller prohibits change of the currently-active mode by a host device of the card.
US09198023B2 Method and apparatus for initially configuring wireless devices by using wireless gateway in internet environment
Disclosed are methods and apparatuses for initially configuring a wireless device using a wireless gateway in an Internet environment. A method of initially configuring a wireless device using a wireless gateway in an Internet environment may include receiving pairing information by a smart device from the wireless gateway, and completing pairing with a target device, the pairing information including information on the target device emitting a pairing signal to the wireless gateway.
US09198018B2 Communication system, communication apparatus, computer-readable storage medium having stored therein communication program, and communication method
An example communication system includes a plurality of communication apparatuses including a search communication apparatus which searches for another communication apparatus. The search communication apparatus includes a search request transmission section configured to transmit a search request signal by using a first channel. The search request signal includes information about a second channel different from the first channel.
US09198017B2 Infrastructure assisted discovery in a wireless peer-to-peer network
Apparatuses and methods are disclosed for infrastructure assisted discovery in wireless peer-to-peer networks. Various discovery procedures may be implemented where a first node supports discovery of other nodes for a second node.
US09198014B2 Process and apparatus for cooperating transmission of an alarm
A process for transmitting at least one alarm signal from an alarmed apparatus to a PSAP (Public Safety Answering Point, 127), through a system composed of a plurality of cooperating apparatuses (101, 104, 108, 106, 116, 119, 111, 124, 122) includes at least one such alarmed apparatus (101) and at least one responding apparatus, the apparatuses being equipped at least with memory, a processor and a first radio system for direct reception/transmission, from apparatus to apparatus, of signals and data, and the plurality of cooperating apparatus including at least one apparatus (124, 122) equipped with components adapted to transmit the alarm signal to the PSAP (127). An apparatus is also described which is adapted to implement the above process.
US09198011B2 Handling of segmentation of ETWS messages
The transmission of a warning message to a mobile terminal in a mobile communication network is triggered by an emergency event. The mobile terminal is first made aware of the need to receive a warning message by reception of an emergency event notification. The warning message is divided into a plurality of message segments. Each segment is transmitted in a separate paging message over a paging channel to mobile terminals in an idle mode. Information is added to each message segment to enable the mobile terminal to discriminate between segments belonging to different warning messages.
US09198009B2 System and method for providing end to end interactive mobile applications using SMS
System and method for providing end to end interactive mobile applications are described. The present invention provides a complete solution for implementing and distributing interactive mobile applications via short message service. The instant invention is a new process for developing, managing, transmitting and rendering mobile interactive applications through short messaging service. The mobile interactive application is developed using web based interactive development environment. Once the application is developed, the application is delivered to large number of mobile stations through SMS channel by an application provider. The received application on the mobile station is rendered and executed, and the user is able to interact with the application. Further, the user can also send the response to the application provider resulting in a two way communication.
US09198008B2 System and method for reliable mobile communication in areas with sporadic signal reception
A method of operating a cellular telephone comprises presenting a user with an option of a first rule or a second rule, and accepting a selection of the first rule or the second rule. The first rule relates to a voice message, and the second rule relates to a text message. The method determines that reception is not sufficient to establish communication, and stores an address of an intended recipient. The method also stores the voice message if the first rule was selected or the text message if the second rule was selected. When reception is sufficient to establish communication, the stored message is sent to the address.
US09198005B2 Digital broadcasting system and method of processing data
A digital broadcast receiving system includes a known data detector, a carrier recovery unit, and a timing recovery unit. The known data detector may detect known data information inserted and transmitted from a digital broadcast transmitting system and using the known data information to estimate initial frequency offset. The carrier recovery unit may obtain initial synchronization by using the initial frequency offset, and may detect frequency offset from the received data by using the known sequence position indicator so as to perform carrier recovery. The timing recovery unit may detect timing error information from the received signal by using the known sequence position indicator so as to perform timing recovery.
US09198003B2 Survey techniques for generating location fingerprint data
Surveying techniques for generating location fingerprint data are described. A mobile device can survey a venue by measuring, at multiple locations at the venue, signals from one or more signal sources. At each location, the mobile device can take multiple measurements of signals. The mobile device can take each measurement at a distinct orientation. The measurements can be used to determine expected measurements of the signals at the venue. Differences between the multiple measurements of signals can be used to determine a variance of the expected measurements. The expected measurements and variance can be designated as location fingerprint data for the venue. The location fingerprint data can be used by mobile devices for determining a location at the venue.
US09198002B2 Peer-to-peer device movement communications
Embodiments of the disclosure provide peer-to-peer communication of device movements. A first computing device receives a message from a second computing device via a peer-to-peer connection. If the message does not include movement information, the first computing device requests from the second computing device the movement information describing travel of the second computing device. Upon receipt of the movement information over the peer-to-peer connection, the first computing device presents the received message and the received movement information to a user of the first computing device. The movement information may include route, velocity, heading and an estimated time of arrival, and may be periodically updated via additional messages sent to the first computing device. In some embodiments, the first computing device and the second computing device are configured to automatically send and receive movement information without user input.
US09198000B2 Method and apparatus for a cellular assisted intelligent transportation system
A method, apparatus and computer program product are therefore provided according to an example embodiment to provide a cellular based ITS environment. The cellular based ITS environment may be configured based on LTE based interfaces. In this regard, a method includes receiving configuration information from a first access point, wherein the configuration information defines an ITS target area comprising at least the first access point and a first RSU. A method also includes receiving an ITS paging message from the first access point. A method also includes causing a reselection of the first RSU while in the communications range of the first access point in the ITS target area and in response to the received ITS paging message.
US09197992B2 User plane location services over session initiation protocol (SIP)
A method and mechanism to allow a location server to initiate a user plane location service (e.g., SUPL defined by OMA) procedure to a user plane enabled device via Instant Messaging, or alternatively, via an existing SIP session if a multimedia session is already established. The location request is signaled to the user plane enabled device via a SIP INFO message. The location request uses SIP messaging to overcome firewall and other network security issues. Location using SUPL over SIP may be provided about a caller making an E911 emergency call. An Instant Message may be sent to the user plane enabled device, e.g., a VoIP wireless phone.
US09197990B2 Interactive advisory system
A method for providing information to a plurality of vendors located remotely from a broadcast network. A plurality of user-defined parameters are received by a user input database with at least one of the user-defined parameters including a user profile. Each of the user profiles includes a user identifier code identifying a communicator device associated with a particular user. Real-time data indicative of the spatial locations of the communicator devices is received by a communicator location database. Search information is received independently from a plurality of vendors and a data set is generated for each vendor.
US09197986B1 Electromagnetic induction radio
A electromagnetic induction wireless communication system including: a magnetic antenna; an electric antenna; a tuning capacitor coupled to the magnetic antenna configured to tune the magnetic antenna; a controller configured to control the operation of the communication system; a signal source coupled to the controller configured to produce a communication signal used to drive the magnetic antenna and the electric antenna; a voltage control unit coupled to the signal source configured to produce one of an amplitude difference, phase difference, and an amplitude and a phase difference between the communication signal used to drive the magnetic antenna and electric antenna.
US09197985B2 Mobile terminal and controlling method thereof
A mobile terminal including a display configured to display information; a short range communication module configured to exchange a signal with an external control device; and a controller configured to receive the signal from the external control device, determine a context at a timing point of receiving the signal, and control an operation corresponding to the signal to be performed in the determined context. Further, the operation includes at least one of activation/deactivation of the display, an activation/deactivation of a lock mode of the mobile terminal, a volume operation and a camera operation.
US09197984B2 RFID device with wide area connectivity
Methods and apparatus relating to a radio frequency identification device (RFID) with wide-area connectivity are provided. In an example, a real-time location (RTL) monitoring device is provided. The RTL monitoring device includes a first radio-frequency identification (RFID) tag and an RFID interrogator configured to interrogate the first RFID tag and a second RFID tag. A long-range wireless transceiver is coupled to the RFID interrogator, and configured to communicate RFID data. The first RFID tag, the RFID interrogator, and the long-range wireless transceiver can be collocated in an enclosure separate from the second RFID tag. The RTL monitoring device is configured to aggregate a plurality of responses from the first and second RFID tags, and to communicate the aggregated RFID data with a second device, such as a satellite, a base station, and/or an eNodeB device.
US09197983B2 Method for allocating a ranging channel in a wireless communication system and base station for same
Disclosed is a method for allocating a ranging channel in a wireless communication system that supports machine to machine communication, and to a base station for same. More particularly, the method comprises the steps of: transmitting a message including a dedicated connection identifier (CID) dedicatedly allocated to a device that supports machine to machine communication; allocating a dedicated ranging area for transmission of a ranging request message to the device that supports machine to machine communication; and transmitting an uplink map (UL-MAP) message including information on the dedicated CID and the dedicated ranging area to the device that supports machine to machine communication.
US09197981B2 Coordination amongst heterogeneous wireless devices
A computer-implemented method is proposed for coordinating communication amongst wireless communication devices in a wireless network. The coordination scheme creates a side channel between heterogeneous wireless devices to enhance their cooperation. At the transmitter, the coordination scheme appends a customized preamble to a data payload, where the preamble is comprised of a sequence of energy pulses separated by a gap and the duration of the gap encodes coordination data for the receive device. At the receiver, the coordination scheme detects the preamble of the data packet; extracts the coordination data from the preamble of the data packet; and coordinates communication between the transmit device and the receive device using the coordination data.
US09197979B2 Object-based audio system using vector base amplitude panning
Methods and systems of reproducing object-based audio are disclosed. In some embodiments, vector base amplitude panning (VBAP) is used for playing back an object's audio. Using the positioning of sound reproduction devices and object's location information, rendering can determine which sound reproduction devices are used for playing back the object's audio. For example, a triangle in which the object is positioned at a given time can be identified. The triangle can have sound reproduction devices as vertices, and the object's audio can be rendered on the sound reproduction devices corresponding to the vertices of the triangle. In some embodiments, ambiguities associated with VBAP-based rendering are identified and resolved.
US09197976B2 Security system based on sound field variation pattern analysis and the method
The present disclosure relates to security system and method based on sound field variation pattern. The present disclosure identifies a slow variation pattern of a acoustic transfer function occurring due to a gradual change in temperature and humidity of air according to a change in time and a change in a characteristic of an acoustic element, from a sudden sound field variation pattern within an internal space occurring due to an intrusion from an outside, activation of an air conditioning and heating device, and the like, or within a surveillance space induced by a change in an acoustic physical property. The present disclosure identifies sound field variation patterns occurring due to a change in an acoustic structure by an intrusion and a change in temperature and convection by air conditioning and heating. The present disclosure stores and verifies image information using an image obtaining apparatus.
US09197972B2 Dynamic negotiation and discovery of hearing aid features and capabilities by fitting software to provide forward and backward compatibility
A method to determine if a feature of a hearing assistance device may include transmitting, from a hearing assistance device application to a hearing assistance device, a request to determine if a feature is supported by the hearing assistance device; receiving, from the hearing assistance device, a response message identifying the feature as supported by the hearing assistance device; determining that the feature of the hearing assistance device is supported by the hearing assistance device application; and based on the determination, configuring the hearing assistance device application to control the feature of the hearing assistance device.
US09197971B2 Personalized hearing profile generation with real-time feedback
A personalized hearing profile is generated for an ear-level device comprising a memory, microphone, speaker and processor. Communication is established between the ear-level device and a companion device, having a user interface. A frame of reference in the user interface is provided, where positions in the frame of reference are associated with sound profile data. A position on the frame of reference is determined in response to user interaction with the user interface, and certain sound profile data associated with the position. Certain data is transmitted to the ear level device. Sound can be generated through the speaker based upon the audio stream data to provide real-time feedback to the user. The determining and transmitting steps are repeated until detection of an end event.
US09197970B2 Methods and apparatus for reducing ambient noise based on annoyance perception and modeling for hearing-impaired listeners
Disclosed herein, among other things, are apparatus and methods for annoyance perception and modeling for hearing-impaired listeners. One aspect of the present subject matter includes a method for improving noise cancellation for a wearer of a hearing assistance device having an adaptive filter. In various embodiments, the method includes calculating an annoyance measure or other perceptual measure based on a residual signal in an ear of the wearer, the wearer's hearing loss, and the wearer's preference. A spectral weighting function is estimated based on a ratio of the annoyance measure or other perceptual measure and spectral energy. The spectral weighting function is incorporated into a cost function for an update of the adaptive filter. The method includes minimizing the annoyance or other perceptual measure based cost function to achieve perceptually motivated adaptive noise cancellation, in various embodiments.
US09197960B2 Phase correcting canalphone system and method
A canalphone system may include a canalphone housing, and a low audio sound-tube to carry a low audio signal to the canalphone housing's outside. The system may also include a high audio sound-tube to carry a high audio signal to the canalphone housing's outside, the high audio sound-tube phase corrected with respect to the low audio sound-tube by sizing it to be longer than the low audio sound-tube, and the high audio sound-tube's length is greater than 3 millimeters but less than 10 millimeters.
US09197959B2 Headphone device
[Problem] To provide a headphone device that is equipped with an ear pad to be inserted into an ear, is electrically connected to a player device via a cable and outputs an audio signal which is output from the player device, with which it is possible to improve in-ear wearability and prevent a pain from being caused inside the ear. [Solution] The headphone device is equipped with: a driver unit that is fixed to a housing and has a diaphragm for emitting a sound of an audio signal; and a nozzle section that is fixed to the housing at one end, holds an ear pad at the other end, has a hollow interior, and is formed so as to slope from the part where the nozzle is fixed to the housing toward the tip of the nozzle section at a predetermined angle with respect to the housing.
US09197957B2 Electronic device powered through earphone interface and earphone power line
An electronic device receives power through an earphone interface, and includes the earphone interface, a processing unit, an audio codec chip, a first switch and a second switch. The earphone interface includes a left channel pin, a right channel pin, a ground pin and a microphone pin. The first switch includes a first normally closed terminal, a first normally open terminal, a first common terminal and a first controlled terminal The second switch includes a second normally closed terminal, a second normally open terminal, a second common terminal and a second controlled terminal. The processing unit includes a detect pin and a switch control pin. An earphone power line to power the electronic device is also provided.
US09197955B2 Microphone unit
There is provided a microphone unit having a plurality of miniature microphones for respectively recording audio signals and a carrier unit. The miniature microphones can be arranged on a side of the carrier unit.
US09197952B2 Protective speaker cover
A protective speaker cover includes a main body and a securing mechanism for releasably securing the protective cover to an audio speaker grille. The main body includes a faceplate having sidewalls extending from an outer perimeter edge of the faceplate and being sized to cover the speaker grille surrounding the audio speaker. In one embodiment, the securing mechanism is a plurality of aligned clips extending from the inner facing side of the faceplate and having protrusions at a distal end being sized for snap-lock engagement within the open grooves of the speaker grille. In another embodiment, the inner facing surface of the sidewalls includes at least one spring-loaded member for securing the main body against the outer facing wall of the speaker grille. In another embodiment of the securing mechanism, the inner facing surface of the sidewalls includes a rubberized gasket for frictionally engaged receipt of the speaker grille.
US09197951B1 Levitated structure of bluetooth speaker
A levitated structure of Bluetooth speaker, which is composed of a main frame, a control circuit module, an induced coil module, a speaker, a circular frame and a top frame, which enables the main frame to be levitated over the base, and carry out wireless sensing and transmission of the AC (Alternating Current) signal with electric energy to play external audio signal received by the Bluetooth signal receiver, and provide a better power solution free from the shortage of electric power and also extend the performance period of speaker function.
US09197947B2 Devices and methods for dynamic video processing
In one embodiment, a method of providing preset video processor configuration information in a video program stream is disclosed, the method including: identifying event boundaries of a video program; classifying the video program as an event type based on program title; selecting a preset from a list of at least two video processor configuration information presets for the event type; and delivering the program stream to one or more subscribers.
US09197945B2 Interacting with time-based content
Systems and methods are provided for facilitating user and time-based content interaction. Sampling data received from a user device is compared to time-based content. The comparison is carried out, optionally without relying on watermark matching, to determine whether a match exists between the sampling data and the time-based content. Information relating to the sampling data may be transmitted to the user if the identification engine determines that the match exists.
US09197944B2 Systems and methods for high availability HTTP streaming
According to some embodiments, systems, methods, apparatus, and computer program code are provided to process video source data to generate a high availability segmented video stream for delivery to client devices. Pursuant to some embodiments, the video source data is packaged into a first segmented video stream and a second segmented video stream, and a first stream manifest file for the first segmented video stream and a second stream manifest file for the second segmented video stream are generated. A high availability stream manifest file is generated based on the first stream manifest file, the second stream manifest file and information associated with the availability of individual segments of the first and second segmented video streams. The segmented video stream data is then provided via the high availability stream manifest file to one or more client devices over one or more network connections.
US09197943B2 Electronic program guide with related-program search feature
A system for searching for programs is provided. The system may allow the user to indicate an interest in a given program and to request that the system locate programs related to the given program. The system may locate program listings related to the given program (e.g., based on attributes of the given program), display a list of located listings and allow the user to select listings from the list. For a program selected from the list, the system may tune to the program, may display an information display screen for the program, etc. The system may allow the user to configure and save search parameters, sort related program listings based on the attributes of the given program. For a saved search, the system may allow the user to retrieve the search to locate currently available program listings, receive automatic notifications of programs matching the search, modify the search, etc.
US09197941B2 System and method in a television controller for providing user-selection of objects in a television program
A system and method in a television controller for providing user-selection of objects in a television program, substantially as shown in and/or described in connection with at least one of the figures, as set forth more completely in the claims.
US09197938B2 Contextual display of information with an interactive user interface for television
A user interface for interactive television services is represented as a visual overlay that provides a viewer with knowledge of a library of available content relating to a currently tuned to television channel and navigation options for selecting desired portions of the available content from the library, the available content being designated according to business rules specified by a provider of the interactive television services. The visual overlay may be displayed over full-screen or embedded television programming, which may be broadcast television programming or on-demand television programming.
US09197932B1 Association of content recordings for content delivery
Methods and systems for managing content are disclosed. An example method can comprise monitoring a number of users accessing content, and recording a first segment of the content if the number of users accessing the content reaches a threshold value. A second segment of the content can be recorded based on a request to record the second segment of the content, and at least a portion of the recording of the first segment of the content can be associated with the recording of the second segment of the content.
US09197931B2 System and method for determining broadcast dimensionality
An apparatus, system and method for determining levels of audience engagement relative to encoded audio data, where an encoded audio data is captured in a mobile device. The audio data is captured over one or more predetermined time periods, and processed to determine characteristics of the audio data. The characteristics are determined according to one or more predetermined thresholds, where volume levels, levels of encoding, and or other features are monitored. By determining levels in the audio data that exceed predetermined thresholds, engagement levels and values may be determined relative to the audio data captured over the time period. Data from preceding time periods may be compared to obtain comprehensive engagement data for audience measurement systems.
US09197930B2 Methods and apparatus to detect spillover in an audience monitoring system
Methods and apparatus to detect spillover in an audience monitoring system are disclosed. An example method includes sampling a first audio signal from a first source received by a first microphone; sampling a second audio signal received by a second microphone from the first source, wherein the second microphone is separated from the first microphone by a first distance; calculating an origin direction of the first source based on a time difference between receipt of the first and second audio signals; when the origin direction is within a threshold angle, retaining the media associated with the first source; and when the origin direction exceeds the threshold angle, ignoring the media associated with the first source.
US09197927B2 Viewing of commercial break content during fast-forwarding of a video stream
Commercial break content that is viewed during fast-forwarding through a commercial break is provided by embedding one or more frames of commercial break content at various points in time during a commercial break segment. During fast-forwarding, the video stream for at least some of those points in time are displayed by the recording device to the viewer. Accordingly, multiple occurrences of frames that have been embedded are displayed during the fast-forwarding such that the commercial break content expressed by the frames is conveyed to the viewer during the fast-forwarding period.
US09197920B2 Shared media experience distribution and playback
Embodiments of the present invention provide a method, system and computer program product for providing a shared user experience during media playback. In an embodiment of the invention, a method for providing a shared user experience during media playback is provided. The method includes selecting for a particular user a media file for playback in a media player executing in memory by a processor of a computer. The method also includes retrieving a shared user experience audio file recorded for a different user during a previous playback of the selected media file. Finally, the method includes playing back for the particular user both the selected media file and the retrieved shared user experience audio file concurrently in the media player.
US09197911B2 Method and apparatus for providing interaction packages to users based on metadata associated with content
The disclosed embodiments relate to a method, apparatus, and computer-readable medium for providing an interaction package to a user based at least in part on metadata associated with content. An exemplary method comprises processing metadata associated with content, determining information corresponding to an interaction package for a user based at least in part on the metadata, wherein at least a portion of the interaction package is associated with the content, and transmitting the information corresponding to the interaction package to at least one of one or more user computing devices. The disclosed embodiments further relates to a method, apparatus, and computer-readable medium for presenting at least a portion of an interaction package to a user based at least in part on metadata associated with content.
US09197910B2 Business method including handshake protocol to control actors and functions to propagate acceptance of an IP license to securely authenticate software application program interfaces (APIs)
A system for securely authenticating software Application Program Interfaces (APIs) includes a handshake protocol that enables promulgation of licensing rights controlling Intellectual Property (IP) to multiple Actors. The handshake is a Challenge-Response protocol that includes a Challenge issued by one Actor who controls IP rights to verify a second Actor has Licensed IP rights when the second Actor Response includes use of a function IPF1. The function e.g. IPF1 is provided through the IP licensing agreement. Other Actors who wish to use software that the first Actor provides will be encouraged to acquire rights to the IP License to obtain the function IPF1 for access. Subsequent Actors who have IP rights controlled by another function IPF2 can be pulled into the same IP Licensing system, or another IP License that becomes part of the same ecosystem with the system controlled using function IPF1.
US09197909B2 Allocation of clamping functionality
A system may receive a plurality of requests to record a plurality of programs. Based on these requests, resources may be provisioned for transcoding variable bit rate streams into constant bit rate streams. Resources may be provisioned based on assigning transcoding tasks to an existing set of deployed devices in which the transcoding tasks correspond to the plurality of requests. Resources may further be provisioned based on incrementally deploying an additional device to the existing set of deployed devices when the transcoding capacity reaches a certain level.
US09197906B1 Aircraft cabin management system
An aircraft cabin management system including a) a communication interface system; b) a seat interface system; c) at least one Cabin Distribution Unit (CDU); and, d) a communication network. The communication interface system includes an integrated Cabin Server Unit (CSU) providing the combined functionality of aircraft communications, networking, and computational resources; and, an Information Maintenance Portal (IMP) providing maintenance access for the users of the aircraft cabin management system and the users of avionics equipment. The seat interface system includes a number of Modular Seat Interface Units (MSIUs), each MSIU providing device input/output connections for a defined portion of the interior of the aircraft cabin. The communication network operatively interconnects the communication interface system; the seat interface system; and the at least one CDU, as well as other equipment installed in the aircraft. The aircraft cabin management system provides an integrated communications and service backbone.
US09197896B2 Image encoding apparatus
Provided is a moving picture coding apparatus for increasing a compression ratio of a moving picture signal while maintaining high image quality. To minimize the number of bits required for a residual block, quantized transform coefficients are adaptively divided into a plurality of subsets according to a size of a transform block, and non-zero quantized transform coefficients of each subset are scanned and encoded. Also, an intra prediction mode of the current block is determined using reference pixels obtained by filtering reference pixels of the current block. Accordingly, it is possible to minimize the amount of data required for the residual block of the current block.
US09197889B2 Method and system for multi-layer rate control for a multi-codec system
A video transmitter comprising a plurality of encoders may be operable to determine, for a transport stream, a constant overall number of bits per time interval corresponding to a frame in the transport stream. For each time interval corresponding to a start and an end of encoding of each of frames using each of the encoders, the video transmitter may allocate a target number of bits to each of the frames to achieve the constant overall number of bits. The allocation of the target number of bits may be based on frame types of the frames and CODEC types of the encoders, where the allocated target number of bits for each of the frames meets buffer overflow/underflow requirements associated with each of the encoders. A quantization parameter (QP) may be calculated and adjusted at each of one or more layers for generating an actual number of bits during encoding.
US09197888B2 Overlapped rate control for video splicing applications
Rate control techniques are provided for encoding an input video sequence into a compressed coded bitstream with multiple coding passes. The final coding pass may comprise final splices with non-overlapping frames that do not extend into neighboring final splices. A final splice in the final coding pass may correspond to at least one non-final splice in a non-final coding pass. A non-final splice may have overlapping frames that extend into neighboring final splices in the final coding pass. The overlapping frames in the non-final splice may be used to derive complexity information about the neighboring final splices. The complexity information about the neighboring final splices, as derived from the overlapping frames, may be used to allocate or improve rate control related budgets in encoding the final splice into the compressed coded bitstream in the final coding pass.
US09197882B2 Mobile communication terminal having image conversion function and method
A mobile communication terminal having an image conversion function arranges and displays area-specific images in a three-dimensional (3D) space on the basis of distance information of the area-specific images of a two-dimensional (2D) image.
US09197874B1 System and method for embedding stereo imagery
A method for embedding stereo imagery includes (a) transforming a foreground stereo image, extracted from a source stereo image captured by a first stereo camera, from a scale associated with the first stereo camera to a scale associated with a second stereo camera, to form a transformed foreground stereo image, and (b) embedding the transformed foreground stereo image into a target stereo image, captured by the second stereo camera, to form an embedded stereo image.
US09197870B1 Automatic projection focusing
Techniques are described for performing automatic focusing of a projected image on a mobile projection surface. Specific regions of the projected image are identified that are likely to be desired to stay in optimal focus, and attributes of those specific regions, such as sharpness and contrast, can be used to determine the need to refocus the image. Advanced knowledge of the image data being projected can be utilized to determine the specific regions of the projected image that require monitoring for optimal focusing.
US09197863B2 Display system that displays augmented reality image of posted data icons on captured image for vehicle-mounted apparatus
A mobile apparatus obtains a posted data set of a social networking service. The mobile apparatus generates an augmented reality image by superimposing, on a captured image, an icon representing a posted data set posted in an objective capturing range of a camera, based on a posted location of the posted data set, a vehicle location of a vehicle, and a direction of an optical axis of the camera. The mobile apparatus transmits the generated augmented reality image to a vehicle-mounted apparatus. The vehicle-mounted apparatus displays the received augmented reality image on a display. Thus a user who sees the vehicle-mounted apparatus can instinctively understand the posted location of the posted data set.
US09197858B2 System and method for distributing and broadcasting multimedia
Multimedia distribution and broadcast systems and related processes are provided for transmitting multimedia contents and control information from a central uplink facility to a remote downlink via a satellite. The system is preferably implemented in order to generate sequences of multimedia that are broadcast from the remote downlink facility to viewers. The display arrangements of the multimedia sequences are varied and customized by each downlink facility using the control information in order to better inform and entertain viewers.
US09197857B2 IP-based stream splicing with content-specific splice points
A method and system for conditioning a media stream for splicing are disclosed. In an embodiment, content-specific splice points, which correspond to a possible playout splice point within an original media stream, are identified for both audio and video components of the original media stream. Once the audio bitstream and video bitstream splice points are identified, the audio bitstream in the vicinity of the audio bitstream splice point is packetized into IP packets containing only audio with one of the audio-containing IP packets having an IP packet boundary that corresponds to the audio bitstream splice point and the video bitstream in the vicinity of the video bitstream splice point is packetized into IP packets containing only video with one of the video-containing IP packets having an IP packet boundary that corresponds to the video bitstream splice point. The conditioned original media stream is then transmitted downstream to a splicer.
US09197845B2 System and method for processing video data
A system and method for video processing is provided. The system and method process a video stream having a first resolution video frame, the first resolution video frame comprising a plurality of second resolution video frames. In some implementations, a user input selection may be presented to select between a first operation mode and a second operation mode.
US09197844B2 User interface
A method is described. The method includes: displaying a user interface on a first display device associated with a client device, the user interface enabling user interaction with the client device; enabling an electronic device to control the client device; detecting an orientation change of the electronic device; and displaying the user interface on a second display device associated with the electronic device upon detecting the orientation change. Related methods and apparatus are also disclosed.
US09197842B2 Video apparatus and method for identifying and commissioning devices
An apparatus for concurrently identifying and commissioning devices including a video recording device and a gateway device. The video recording device records and processes video images of the devices, and determines identification information and a geolocation corresponding to each of the devices, where the geolocation is determined by combining known coordinates and dimensions of an object within the video images, and a location of each of the devices relative to the video recording device, and where the video images comprise unique encoded luminous transmissions simultaneously transmitted from the each of the devices. The gateway device is coupled to the video recording device and the devices, and the identification information, and commissions the each of the devices onto a network.
US09197839B2 Display device with front-facing concealable interfaces
A display device includes a casing, a display unit received in a front of the casing, and a connector assembly which can be rotated to be front-facing, for plugging in ancillary devices, and the connector assembly can be rotated back to hide the plugs of the ancillary devices and be hidden itself behind a front cover, to preserve the aesthetic appeal of the display device.
US09197838B2 System for supplying AC power to a display via a low voltage cable
A system for supplying AC power to a display via a CAT7 or similar low voltage cable comprises a transmitter connected to an AC power outlet and generating DC voltage transmitted by the CAT7 cable to a receiver. The receiver converts the DC voltage to AC voltage and supplies AC power to the display. A limiting circuit limits power transmitted by the CAT7 cable to a predetermined wattage, depending on the feedback from the receiver, which insures safe operation of the system. Power from the display is disconnected if a pre-programmed power consumed by the display is exceeded or falls below a predetermined threshold.
US09197830B2 Solid-state imaging device and driving method of solid-state imaging device
A solid-state imaging device includes: an epilayer; pixel electrodes; a photoelectric converting film formed above the pixel electrodes and converting incident light into electric signals; a transparent electrode formed on the photoelectric converting film; charge accumulating regions of an n-type each (i) formed in the epilayer to correspond to one of the pixel electrodes, (ii) electrically connected to the one corresponding pixel electrode, and (iii) accumulating signal charges generated by the photoelectric converting film through the photo-electrically conversion; charge barrier regions of a p-type each formed in the epilayer to contact a bottom of a corresponding one of the charge accumulating regions; and charge draining regions of an n-type each formed in the epilayer to contact a bottom of a corresponding one of the charge barrier regions.
US09197822B1 Array augmented parallax image enhancement system and method
An array augmented parallax image enhancement system and method is used for creating an artificially large depth of field behind images of detritus, or obscurants, to augment spatial in-filling of the obscured pixels in the desired target image. A plurality of relatively small aperture cameras produces a plurality of raw video streams. An obscurant identification module detects and maps the obscurants. A spatial averaging module replaces the obscurants with target image pixels in an output video stream that is produced by combining the plurality raw video streams.
US09197813B2 Method and apparatus for obtaining a digital image
A method, apparatus and computer program are disclosed for: receiving from an image sensor image data; obtaining from the image data a source image and a user image so that the user image corresponds to a user set portion of the source image; wherein the source image and the user image are obtained on receiving the image data from the image sensor.
US09197802B2 Camera module
There is provided a camera module including: a lens barrel including at least one lens disposed on an optical axis; a housing having the lens barrel disposed therein; and first and second elastic members elastically supporting upper and lower portions of the lens barrel, respectively, wherein the first and second elastic members include a fixed side coupled to the housing and a driving side coupled to the lens barrel, respectively, the fixed side and the driving side being disposed to face each other based on the optical axis.
US09197801B2 Camera body, lens barrel and lens-interchangeable camera
A camera body includes a body-side bayonet lug, wherein a lens-side bayonet lug of a lens barrel is positioned immediately behind the body-side bayonet lug when the lens barrel is mounted to the camera body; an opposed surface formed on the rear surface of the body-side bayonet lug and positioned immediately in front of the lens-side bayonet lug; a body-side mount surface positioned in front of the opposed surface and with which the lens-side bayonet surface comes into contact; and a body-side contact portion, the front end of which contacts the rear end of the lens-side contact portion when the opposed surface faces the lens-side bayonet lug, the front end of the body-side contact portion being positioned in front of the opposed surface and behind the body-side mount surface.
US09197794B2 Electronic device
An electronic device of the present invention is an electronic device with a flat-type device body having a front surface provided with an imaging section, which includes a first flat section which is located on a back surface side of the device body, a second flat section which openably and closably covers the front surface of the device body, a coupling section which couples the first flat section and the second flat section together such that the first flat section and the second flat section are foldable, and a pause section which pauses a closing movement of the second flat section when the second flat section is tilted to a predetermined angle with respect to the first flat section so as to cover the front surface of the device body.
US09197791B2 Display device, driving device for display device, and driving method thereof
A display device is disclosed. The display device includes a first horizontal line having a first sequence of colored pixels, and a second horizontal line having a second sequence of colored pixels. The display device also includes a signal controller for detecting a first input video signal and a second input video signal for pixels respectively disposed on a left outermost vertical line and a right outermost vertical line of the display from an input video signal. The signal controller also corrects the first input video signal and the second input video signal so that they have grayscales that are less than a threshold value. The image quality characteristic is improved by removing the color shift phenomenon of the right and left outermost vertical lines in the display device.
US09197787B2 Image reading device, image forming apparatus, and image reading method
An image reading device includes a light source, a photoelectric conversion portion, a first radiation control portion, and a first image generating portion. The light source radiates lights of R (red), G (green), and B (blue). The photoelectric conversion portion receives light reflected from a document and outputs an electric signal corresponding to a light reception amount. The first radiation control portion sequentially radiates two color lights of G and R or B from the light source to each line along a main scanning direction on the document while alternately switching the lights of R and B on a line-by-line basis. The first image generating portion generates color image data for one line, based on at least three electric signals corresponding to lights of R, G, and B among the electric signals corresponding to respective color lights radiated to at least adjacent two lines by the first radiation control portion.
US09197781B2 Communication apparatus configured to transmit transmission data
A processor performs acquiring counterpart information corresponding to destination of transmission data; acquiring a re-execution command for controlling a reader to repeatedly perform reading of an original document; acquiring a transmission command for transmitting the transmission data; in response to acquisition of the transmission command, controlling a communicator to transmit the transmission data in accordance with the counterpart information; in response to not to acquire the transmission command, storing the transmission data in a storage unit; and acquiring an addition execution command for performing reading of an original document of a data portion that is added to the stored transmission data. In response to acquisition of the transmission command after the addition execution command is acquired, the communicator is controlled to transmit new transmission data in accordance with the counterpart information. The new transmission data is acquired by adding the data portion to the stored transmission data.
US09197780B2 Image reading apparatus, image forming apparatus
An image reading apparatus includes a document sheet cover, a pressing portion, and a light irradiating portion. The document sheet cover is openable and closable with respect to a document sheet mounting surface. The pressing portion is provided in a recess formed in a counter surface of the document sheet cover that faces the document sheet mounting surface. The pressing portion is biased in a direction to project from the counter surface. When the document sheet cover is closed, the pressing portion contacts a document sheet placed on the document sheet mounting surface and is housed in the recess. The light irradiating portion is configured to irradiate light, toward the document sheet mounting surface, from a gap formed between a side wall of the recess and the pressing portion.
US09197777B2 Image processing device and image processing unit including providing modes for supplying power to image processing units
An image processing device includes a power supply unit, an operation unit, and an image processing unit. The power supply unit supplies power in first power supply mode or second power supply mode. The operation unit receives power from the power supply unit in first or second power supply mode and accepts an input from a user. The image processing unit receives the power if the power supply unit is in first power supply mode. At least one of the operation unit and the image processing unit determines whether a predetermined condition is satisfied if the power supply unit is in first power supply mode. At least one of the operation unit and the image processing unit is configured to perform a shutoff process to shut off power supply to at least one of electronic components in the image processing device if the predetermined shutoff condition is satisfied.
US09197776B2 Image reading device and image forming apparatus
An image reading device includes a first contact glass on which a document is conveyed from a document conveying part, a second contact glass on which the document is placed, a document separation member provided between the first contact glass and the second contact glass and separating the document from the first contact glass, a reading unit provided on rear-surface sides of the first contact glass and the second contact glass so as to be movable in a sub-scanning direction, and a guide member provided across both of the first contact glass and the document separation member on the rear-surface side of the first contact glass and guiding the movement of the reading unit.
US09197773B2 Image forming apparatus, image forming system and method for controlling image forming operation
Disclosed is an image forming apparatus, which makes it possible to easily control various kinds of functions. The apparatus is provided with an apparatus controlling firmware that controls a default display screen, and a Web display screen application program that controls a customizable display screen according to a process being separate from another process for the apparatus controlling firmware. The Web display screen application program has a function for calling one of default display screens as a designated default display screen, while the apparatus controlling firmware has a function for accepting a screen calling instruction. When the Web display screen application program instructs the apparatus controlling firmware to conduct the screen calling operation in a state that the Web display screen application program displays the customizable display screen onto the display section, the apparatus controlling firmware conducts controlling operations for displaying the designated default display screen onto the display section.
US09197771B2 User terminal apparatus and method of controlling thereof
A user terminal apparatus to connect to an image forming apparatus and which is driven by an operating system (O/S), and which includes a storage to store a metro application to provide a user interface window including status information of the image forming apparatus and a V4 driver to communicate with the image forming apparatus, a communicating interface to receive a first status message and address information of the image forming apparatus by using the V4 driver, a controller to control the communicating interface to request a second status message that is more detailed than a first status message to the image forming apparatus by using the metro application and the address information, and a display to display at least one of the first status message and the second status message on a user interface window provided by the metro application.
US09197768B2 Cooperation system, mobile information device, cooperation processing method, and non-transitory computer-readable recording medium encoded with cooperation processing program
A cooperation system includes an image forming apparatus and a mobile information device. The image forming apparatus includes a storage portion which stores source data, and an image forming portion which forms an image of the source data on a sheet of paper. The mobile information device includes an image pickup portion, an image pickup control portion which acquires a picked-up image that the image pickup portion outputs by picking up an image of the image formed on the sheet by the image forming apparatus, a source data acquiring portion which acquires the source data corresponding to the picked-up image from the image forming apparatus, a process target determining portion which determines, on the basis of the picked-up image, a process target part to be processed within the acquired source data, and a process executing portion which executes processing on the determined process target part within the source data.
US09197767B2 Digital camera having image processor and printer
A digital camera is provided having an image sensor for imaging a scene, a processor for processing the imaged scene in accordance with a programmable scene transformation requirement, and a printer having a consumables cartridge and a printhead for printing the processed scene directly from the processor onto print media of the cartridge.
US09197765B2 Management apparatus, management method, and program
A management apparatus includes a reception unit configured to receive file information about a file input into a folder, a transmission unit configured to generate print job information including the file information and transmit the print job information to an image forming apparatus that is associated with the folder in advance, a job monitoring unit configured to monitor whether printing of a job corresponding to the file information included in the print job information by the image forming apparatus has finished based on printing progress information received from the image forming apparatus, and a folder management unit configured to, if printing of the job is determined by the job monitoring unit to have finished, delete the file information corresponding to the job from the folder.
US09197754B2 Preconfigured sender communication
Methods and systems are described for allowing a calling party to provide a provisional message for a called party. In one aspect, when the calling party places a call to the called party and does not receive an answer, the calling party may choose to have the provisional message delivered.
US09197749B2 Service interfacing for telephony
An interactive response system that enables a user to engage in an interaction with the response system that is representative of an interaction between the user and a server connected to the Internet is described. During a telephone call between a user and an interactive response system, the user uses only his voice or key presses on a keypad of his telephone to interactively specify information that can be used to control delivery of content to a visual display of, or a storage medium accessible by, a target device. A separate interaction on behalf of the user is conducted by the interactive response system with the server. Information is received that can be used to identify the user and the target. Based on the received information, user authentication information is transmitted to the user, authentication information is received from the user, and the user is allowed to access a service.
US09197748B2 Telecommunications addressing system and method
A telecommunications addressing system/method allowing selection of a telephone instrument device (TID) using arbitrary identifiers is disclosed. The system/method allows a source TID (STD) to select a target TID (TTD) by the use of a Target Telephone Identifier (TTI) data string rather than a traditional numeric telephone identification (NTI). This TTI is then indexed within a TTI/NTI mapping server (TMS) that functions as a hierarchical repository of TTI/NTI mappings. STD/TTD communication is established by first performing a lookup of the STD-selected TTI within the TMS to identify the NTI of the TTD. Once the NTI of the STD has been identified by the TMS, communication between the STD and TTD is established using the NTI via the normal public switched telephone network (PSTN). TMS TTI lookup may be performed via STD TID web application and/or via PSTN infrastructure interface.
US09197746B2 System, method and apparatus for authenticating calls
The present invention provides a system, method and apparatus for authenticating calls that is a robust Anti-vishing solution. The present invention can identify Caller ID spoofing, verify dialed number to detect man-in-the middle and verify called party against dialed digits to detect impersonation. This solution can handle calls coming from any phone any where with little impact on user experience. Two separate solutions are tailored for smart phones (communication devices capable of running application software) and traditional phones to reduce the impact to user experience while providing robust verification.
US09197744B2 Call recording with interaction metadata correlation
Methods and systems are described for call recording, e.g. in a VoIP system. At least one endpoint may be configured to terminate a call. A recording system may be configured to record call content data from multiple endpointsA the controller may receive, from a call exchange, interaction metadata relating to calls starting and terminating at the endpoint; receive notifications relating to call content from the recording system; and match the interaction metadata to the notifications.
US09197742B1 Systems and methods for verification of identity and location
Techniques for ver ring identity and/or location of a customer. One embodiment involves receiving a customer-provided address from a customer in a communication via a computer network or telephone network. The customer is a person or entity paying to receive calls from a resident of a controlled access residential institution. The embodiment further involves accessing a computer system to identify location information associated with the customer, the location information derived from additional information within or about the communication and determining a reliability estimate of the customer-provided address by comparing the customer-provided address with the location information associated with the customer that was identified based on the additional information. The embodiment may involve notifying a telecommunications provider, the controlled access residential institution, or law enforcement based on the reliability estimate of the customer-provided address.
US09197735B2 Haptically enabled messaging
Method, device, and computer readable medium for generating haptically enabled messages. One disclosed method comprises the steps of receiving a user generated input, mapping the user generated input to a predetermined haptic feedback, assigning a haptic feedback command to the predetermined haptic feedback, inserting the haptic feedback command into a text message, and sending the text message.
US09197734B2 Apparatus and method for sharing screens from multiple mobile devices
An apparatus and method for sharing screens among multiple mobile devices are provided. The mobile device includes a sensor, a communication unit for determining whether at least one other mobile device is substantially in contact with the mobile device, based on information received from the sensor, and for communicating with the at least one other mobile device, a display unit including a physical screen for displaying a graphical component, and a controller for combining the physical screen of the display unit with physical screens of the at least one other mobile device into a single logical screen such that graphical components displayed on one physical screen may be moved to another physical screen as if both physical screens were part of a single screen.
US09197733B2 System and method for transferring data between electronic devices
A system and method are provided for transferring data from a first mobile device to another device by determining a set comprising one or more items, initiating a first transfer of at least some data associated with at least one of the one or more items to the other device, detecting an interaction with the set, and enabling a second transfer of additional data associated with the set.
US09197731B2 Method and device for changing dynamic display effect of mobile phone application by way of voice control
This disclosure relates to methods and devices for changing dynamic display effect of mobile phone application by way of voice control. The method includes a recording step, recording an audio file of a voice external to a mobile phone; a judgment step, calculating a voice energy value linearly dependent upon sound volume in the audio file, comparing the voice energy value to a pre-set noise threshold value and performing a rate calculation step when it is greater than the pre-set noise threshold value; a rate calculation step, calculating a corresponding changing rate according to the voice energy value; and an application display step, setting the changing rate of the current application as a calculated changing rate and displaying same for the current application. This disclosure increases the approaches whereby a user controls the dynamic application changing effect and it can be applied to a mobile phone without a touch screen.
US09197721B2 Learning a MAC address
A method and an edge device for learning a Medium Access Control (MAC) address are provided. According to an example, based on a request message from a first node to a second node, a session cache item is created in the edge device. The session cache item includes: IP addresses of the first and second nodes, and a first relationship between a MAC address of the first node and an output port corresponding to the first node. Based on a response message from the second node to the first node, the session cache item is updated to include a second relationship between a MAC address of the second node and an output port corresponding to the second node. The first and second relationships are then provided to a data plane of the edge device to facilitate data packet forwarding between the first node and the second node.
US09197719B2 Method for communicating data between a system and a mobile network through an IP channel, corresponding portable object and system
The invention relates to a method for communicating data between a communication system and a mobile radio-communication network through an Internet Protocol data communication channel. The communication system comprises a host device and a portable object cooperating with the host device. According to the invention, the portable object determines in which geographical place the communication system is located. The portable object determines whether at least one subscription before a mobile radio-communication network operator over a data communication channel using the IP within the geographical place exists or not. And, if at least one subscription before a mobile radio network operator exists, then the portable object sends to the host device a request for reading configuration data relating to an access to the data communication channel using the IP. The invention relates also to corresponding portable object and communication system comprising a host device and the portable object cooperating with the host device.
US09197718B2 Central management and control of user-contributed content in a web-based collaboration environment and management console thereof
Systems and methods for central management and control of user-contributed content in a web-based collaboration environment are disclosed. In one aspect, embodiments of the present disclosure include a method, which may be implemented on a system, for enabling an administrative user in an enterprise setting to centrally manage and control content provided by other users of the enterprise in a web-based collaboration environment. In one embodiment, a view providing access to an aggregate of the content or a selection thereof provided by the other users is depicted in a user interface for the administrative user to access the web-based collaboration environment. The user interface for the administrative user includes both of a management console to access the content provided by other users and a panel for accessing an account of the user and work items owned by the administrative user.
US09197715B2 Information processing apparatus and data control method
An information processing apparatus includes a memory; and a processor to execute a process including: adding an identifier based on a reception order to an access request indicating a transmission request or a reception request of a block of data received from a client terminal; retrieving, from among information processing apparatus which is included in a distribution-type network which distributes transmitting and receiving processing of a data, an information of the information processing apparatus which processes an access request added with the identifier which is scheduled to be added; storing, in the memory, the information of the information processing apparatus in association with the identifier which is scheduled to be added; and replying the information, which is stored in association with the identifier in the memory when the identifier is added to an access request, to the client terminal.
US09197713B2 Method and apparatus for pre-fetching remote resources for subsequent display on a mobile computing device
A computer-implemented method and system for pre-fetching remote resource data from a remote mapping system for display on a client computing device is disclosed. Data received at a client device from an online mapping system in response to a query from the client device includes vector and remote resource data. Vector data is rasterized by the client device to depict graphical elements that are easily described by mathematical formulas. Remote resource data includes digital map elements that are not easily described by vectors, but instead, must be relayed to the client device as either bitmaps or references (e.g., URLs) to remote resources that are resolved at the backend or the client device. This remote resource data is prefetched to a client device so that it will be available for subsequent mapping application searches without resolving a corresponding reference to the remote resource data for each search.
US09197712B2 Multi-stage batching of content distribution in a media distribution system
A method includes receiving, at a first level distribution node of a plurality of first level distribution nodes of a hierarchical media distribution system (HMDS), a request for a content item (associated with segments corresponding to a time order) from a first endpoint device. The method includes, in response to receiving the request, sending, from the first level distribution node, a first data stream corresponding to a first segment of the content item to the first endpoint device and sending first information (indicating the request and a first end time of the first data stream) to a second level distribution node of a plurality of second level distribution nodes of the HMDS. The method includes receiving, from the second level distribution node, a second data stream corresponding to a second segment before the first end time has been reached and sending the second data stream to the first endpoint device.
US09197704B2 Electronic label system and operation method thereof
An electronic label system and an operation method thereof are provided. The electronic label system includes a control unit and a plurality of electronic label units. The control unit is used for sending display information. The electronic label units are coupled to the control unit to receive the display information and display according to the corresponding display information, respectively. The electronic label units respectively output a plurality of state information to the control unit so that the control unit can monitor operation states of the electronic label units according to the state information.
US09197696B1 Offline content distribution networks
Approaches, techniques, and mechanisms are disclosed for the secure distribution of media content to devices having minimal or no Internet connectivity. Computing devices referred to herein as “local servers” are strategically deployed at various locations, such as stores and other public locations. Packages of media contents are stored on the local servers, and may be updated using various online and/or offline data transfer techniques. Portable devices may directly connect to the local servers via various types of proximity-based connections, such as by wireless local area networks, by wired connections over Universal Serial Bus cables, or by sharing of removable media such as Secure Digital cards. The local servers may copy their media contents to authorized devices when such connections are established. The contents on a device may be automatically be updated the next time the device connects to one of the local servers, so as to include newly selected and/or available content.
US09197693B1 System and method for load distribution using a mail box proxy of a virtual private network
A system for load distribution using a mail proxy, which includes a client, a public network, and an Internet service provider (ISP) network, and a plurality of e-mail servers. The Internet service provider (ISP) network includes a virtual private network (VPN) device, which is configured to prevent unauthorized access to a private network. The VPN device also includes a mail proxy and an authentication and authorization module or service capable of at least the following: validating credentials of the client, and identifying at least one outgoing e-mail server and at least one incoming e-mail server for each client. The plurality of e-mail servers include a plurality of outgoing e-mail servers and a plurality of incoming e-mail servers.
US09197689B2 Method and apparatus for adaptively streaming content including plurality of chapters
A streaming method and apparatus, in which information regarding a plurality of chapters of content is inserted into a media presentation description that includes information regarding a plurality of media data generated by encoding the content so as to have different qualities, and then, streaming is performed based on the information.
US09197688B2 Dynamic chunk manipulation for streaming mixed live and on-demand media: application programming interface
Timestamps for streams of media that transition from one media source to another (such as from live content to on-demand content, and vice versa) can be rewritten by a server to help ensure error-free streaming by the client. Embodiments can coordinate the creation of a client manifest with the dynamic creation of a requested segment of media (i.e., “chunk”) to determine how to rewrite timestamps of requested chunks such that they are continuous through the transition.
US09197687B2 Prioritized blocking of on-demand requests
A method, a device, and a non-transitory storage medium having instructions to receive a request for a program from a user device; identify a type of the request, wherein the type of the request pertains to a prioritized blocking service that affords a prioritized access to the at least one of the downloading service or the streaming service, on behalf of at least one type of request over at least one of another type of request; determine whether the prioritized blocking service is to be invoked based on an identification of the type of request; use prediction data that indicates a future arrival time and a future completion time of a request having a higher priority relative to the identified request; calculate an available bandwidth based on the use of the prediction data; and block the identified request when the available bandwidth cannot support a session for the identified request.
US09197680B2 Establishing and controlling audio and voice back channels of a Wi-Fi display connection
Methods, systems, and devices are described for using a back channel for communicating in a Wi-Fi peer-to-peer remote display connection. A Wi-Fi peer-to-peer remote display connection may be established with a source device. Communications may be transmitted from a sink device to the source device using a back channel of the Wi-Fi peer-to-peer remote display connection. The sink device may connect with a plurality of source devices. A plurality of input streams may be multiplexed into a single output stream. The single output stream may be distributed to the plurality of source devices using back channels of the Wi-Fi peer-to-peer remote display connection. In addition, a source device may connect, via a wired connection, with a sink device. Wi-Fi connection parameters may be exchanged with the wired connection. A Wi-Fi peer-to-peer connection may be established based at least in part on the Wi-Fi connection parameters.
US09197677B2 Multi-tiered scalable media streaming systems and methods
Embodiments disclosed herein relate generally to systems and methods for delivering a scalable media stream from a media server to a media client, wherein thinning is performed at more than one location in the network between the media server and the media client. The system includes at least a session management node located close to the media server, and a client management node located close to the media client. The session management node receives the scalable media stream from the media sever and performs steady state thinning on the scalable media stream to produce a session media stream. The client management node receives a client input media stream, which is at least a portion of the scalable media stream, and performs dynamic thinning on the client input media stream to produce a client output media stream that is streamed to the media client.
US09197671B1 Connection configuration
A connection method is provided. The method includes retrieving by a data retrieval device, unique data comprising an identifier associated with a wireless device. The unique data is transmitted to a router transmitting an authorization request and a configuration request for a configuration change to an authorization service. The authorization request is presented to a user and in response the user transmits an authorization code to the authorization service. In response, the router generates a virtual SSID and preconfigured firewall rules based on the unique data and the wireless device is automatically connected to the router based on the virtual SSID and the preconfigured firewall rules.
US09197668B2 Access control to files based on source information
The present invention is a security tool for protection of data on a mobile computing device. The security tool provides a plurality of security policies to be enforced based on source information for the data and a location associated with a network environment in which a mobile device is operating. The security tool may be either located at the mobile computing device or at the server. The security tool includes a file access module for determining whether files are visible or accessible. The file access module comprises a tag generator, an association module, and a policy enforcement module. The tag generator creates source information for the file being accessed and the policy enforcement module determines what actions, if any, can be performed on the file and under what conditions such as location and network environment, type of file and other factors.
US09197667B2 IP reflection
IP reflection comprising double static NAT (network address translation) is disclosed. In some embodiments, a packet having a public IP address is received at a protecting network. The public IP address of the packet is translated to a corresponding protected IP address associated with a protected network, and the packet is forwarded to the protected network for servicing. The protected IP address of a response to the packet from the protected network is translated back to the public IP address at the protected network before sending.
US09197661B2 Computer virus screening methods and systems
A method includes receiving a status update from a client device, the status update reflects at least one change associated with the client device, updating a model of the client device based on the status update, receiving data to be screened for a virus, the data is received after an updating of the model of the client device, and screening the model of the client device for the virus. Systems and articles of manufacture are also disclosed.
US09197660B2 Generic privilege escalation prevention
An apparatus, method, computer readable storage medium are provided in one or more examples and comprise accessing an application, identifying an access token of the application, determining if the access token is a system token, and responsive to the access token failing to be a system token, enabling a runtime module.
US09197658B2 Vector-based anomaly detection
Methods of detecting anomalous behaviors associated with a fabric are presented. A network fabric can comprise many fungible networking nodes, preferably hybrid-fabric apparatus capable of routing general purpose packet data and executing distributed applications. A nominal behavior can be established for the fabric and represented by a baseline vector of behavior metrics. Anomaly detection criteria can be derived as a function of a variation from the baseline vector based on measured vectors of behavior metrics. Nodes in the fabric can provide a status for one or more anomaly criterion, which can be aggregated to determine if an anomalous behavior has occurred, is occurring, or is about to occur.
US09197655B2 Steganography detection
Systems and methods for detecting potential steganography use to hide content in computer files transmitted via electronic communications are provided. An electronic communication associated with a computer file may be identified. The communication and the computer file may be analyzed to determine whether the computer file potentially includes hidden content. To determine whether the computer file potentially includes hidden content, a set of steganographic criteria may be analyzed. If at least a portion of the steganographic criteria are satisfied, then it may be determined that the computer file potentially includes hidden content. If at least a portion of the steganographic criteria are not satisfied, then it may be determined that the computer file does not potentially include hidden content. If the computer file is determined to potentially include hidden content, an individual may be notified of the communication associated with the computer file.
US09197654B2 Rootkit detection by using HW resources to detect inconsistencies in network traffic
A technique allows detection of covert malware that attempts to hide network traffic. By monitoring network traffic both in a secure trusted environment and in an operating system environment, then comparing the monitor data, attempts to hide network traffic can be detected, allowing the possibility of performing rehabilitative actions on the computer system to locate and remove the malware hiding the network traffic.
US09197653B2 Cross-user correlation for detecting server-side multi-target intrusion
Technologies are generally described for time-correlating administrative events within virtual machines of a datacenter across many users and/or deployments. In some examples, the correlation of administrative events enables the detection of confluences of repeated unusual events that may indicate a mass hacking attack, thereby allowing attacks lacking network signatures to be detected. Detection of the attack may also allow the repair of affected systems and the prevention of further hacking before the vulnerability has been analyzed or repaired.
US09197651B2 Security module having a secondary agent in coordination with a host agent
The invention is directed to a security module deployed in a host device, which provides a secondary agent that operates in coordination with the host agent in the host device, but operates independent of the host operating system of the host device to independently access an existing communication network interface in the host device or a separate dedicated network interface, if available. In one aspect, the present invention enables robust theft recovery and asset tracking services. The system comprises a monitoring center; one or more monitored devices; a security module in the monitored devices; and one or more active communications networks. Monitored devices may be stand alone devices, such as computers (e.g., portable or desktop computers), or a device or a subsystem included in a system. A monitored device comprises a security module, a host agent and software to support the host agent that runs in the monitored device's OS.
US09197650B2 Proxy that switches from light-weight monitor mode to full proxy
The packets of a communication session between a first device and a second device are monitored at proxy device. A determination is made that full proxy services should be applied to the communication session at the proxy device. After the determination, a packet of a first exchange, the first exchange being initiated prior to the determination, is passed through the proxy device. After the determination, full proxy services are applied to a packet of a second exchange, the second exchange being initiated after the determination.
US09197645B2 Distribution of access control information in a network
Methods and systems described herein may provide for the updating, maintenance, and/or transference of a CSG White List that is stored on a user equipment. The CSG White List may be implemented to store information related to the access of CSG cells, such as, for example, femto cells. Additionally, methods and systems described herein may provide for the updating, maintenance, and/or transference of an access control database. The access control database may be stored in one or multiple devices in a communication system. The access control database may be implemented to store information regarding home nodes and which user equipment is allowed to access the femto cell or CSG cell provided by each home node.
US09197640B2 Authentication proxy agent
An authentication engine may be configured to receive an authentication request and credentials from a client. The authentication engine may then generate a proxy agent configured to interact with an identity provider to authenticate the client on behalf of the client, using the credentials. In this way, the authentication engine may receive an assertion of authentication of the client from the identity provider, by way of the proxy agent.
US09197638B1 Method and apparatus for remote identity proofing service issuing trusted identities
Illustrative methods, processes, and software are disclosed herein that remotely prove the identity of individuals fully compliant with identity proofing standards and policies. The embodiments may utilize photo identification and government identities using networked capabilities and capabilities within a process for end-to-end fully remote identity proofing followed by the automated provisioning and issuance of a trusted identity and optional credentials. In alternative manifestations the embodiments use automated government identity lookups including but not limited to digital imagery equipment with artificial intelligence and pattern recognition to detect fraudulent physical identification articles remotely, electronic scans of magnetic stripes and other electronic markers on government-issued identification media including but not limited to drivers licenses, government employee identities, passports, or other government-issued identities combined with real-time lookup in trusted databases. In alternative manifestations the embodiments use multiple biometric form factors for proofing, registration, recognition, and authentication.
US09197636B2 Devices, systems and methods for security using magnetic field based identification
Devices, systems and methods are disclosed for determining an electromagnetic signature for authenticating a device, a user, and/or a location. In exemplary embodiments, a magnetometer captures an electromagnetic signature which is then compared with one or more authorized electromagnetic signatures. If the electromagnetic signature matches an authorized electromagnetic signature, then access is granted. The magnetometer is integrated into a communication device having a processor and a logic. The magnetometer captures an electromagnetic signature of a surrounding environment and detects motion of the communication device through the captured electromagnetic signature. The logic on the communication device locks or unlocks features of the device based upon the captured electromagnetic signature. In further embodiments of the subject disclosure, the magnetometer is in communication with a server which authenticates a user or communication device to provide access to a remote location.
US09197635B2 Remote verification of user presence and identity
A system for verifying the presence and identity of a user on a remote computer having a server connected to a network, the network being connected to one or more remote computers. The system further includes a microcontroller connected to the remote computer by means such as USB, and registered with the server. The USB microcontroller is authenticated upon being inserted into a remote computer and is continuously authenticated thereafter until the user disconnects the USB microcontroller from the computer. When the proper authentication is satisfied, the system runs a secure web browser that is used to access websites that may have a user's confidential and sensitive data. Upon disconnecting the USB device, the secure web browser closes and none of the session data is stored locally on the computer.
US09197632B2 System and method for account access
The longstanding problems of user password management and security, and user authentication are addressed. Disclosed is a system and method for providing a means for a user to identify themselves with configurable levels of authentication in order to receive limited access or services while protecting user privacy. As a user inputs information related to their identity into an interface, the system searches an indexed database which may include both registered users and/or unregistered customers indexed from disparate data sources. The system presents the user matching results from the search in an obscured form from which the user selects and authenticates his or her identity. Unregistered users identified during the process may be automatically registered in certain embodiments, or no account may be needed in other embodiments.
US09197626B2 Leveraging a persistent connection to access a secured service
Leveraging a persistent connection to provide a client access to a secured service may include establishing a persistent connection with a client in response to a first request from the client, and brokering a connection between the client and a secured service based on a second request from the client by leveraging the persistent connection with the client. The brokering may occur before the client attempts to connect to the secured service directly and the connection may be established between the client and the secured service without provision by the client of authentication information duplicative or additional to authentication information provided by the client to establish the persistent connection.
US09197621B2 Control server, data processing device, and control device for data processing device
A control server may receive first location information indicating a location of specific web page data via a data processing device, in a case where a terminal device comprising a web browser receives the specific web page data from a specific service providing server by using a first type of wireless communication and sends the first location information to the data processing device by using a second type of wireless communication. The control server may cause a display unit of the data processing device to display at least N items of account information among M items of account information currently stored in the data processing device, in a case where the first location information is received. Each of the N items of account information may be available for receiving a data providing service from the specific service providing server.
US09197618B2 Method and apparatus for location-based authorization to access online user groups
An approach is provided for determining a request from a user for an access to at least one user group. The at least one user group is associated with at least one reference location. Consequently, the point of interest platform determines location information associated with the user and/or the device associated with the user. Subsequently, the point of interest platform causes, at least in part, a granting of the access to the user group if the location information indicates that the user and/or the device associated with the user is within a predetermined proximity of the reference location.
US09197616B2 Out-of-band session key information exchange
A source device that plans to participate in one or more encrypted communication sessions with a destination device sends a discovery message towards the destination device. An intermediary device that processes this discovery message requests a master key from the source device. The source verifies that the intermediary device is a trusted device and then sends the intermediary device the requested master key. Prior to transmitting encrypted messages to the destination device, the source device sends session key information, encrypted using the master key, to the intermediary device. The intermediary device uses this session key information to decrypt and process encrypted messages sent as part of the encrypted communication session between the source device and the destination device.
US09197612B2 Apparatus and method for deploying encrypted mobile off-line web applications
A mobile device is configured to execute encrypted source files and includes a transceiver configured to receive an archive file comprising encrypted source files. The mobile device also includes a storage unit configured to store the received archive file. A local web server in the mobile device is configured to interpret a format of the received archive file, retrieve at least one source file from the archive file in response to a request from a device browser, decrypt the retrieved source file, and forward unencrypted information associated with the decrypted source file to the device browser. The device browser in the mobile device is configured to display the unencrypted information.
US09197610B1 Packet authentication and encryption in virtual networks
Systems and methods provide logic for distributing cryptographic keys in a physical network comprising a plurality of physical nodes. In one implementation, a computer-implemented method is provided for distributing cryptographic keys in a physical network. The method includes receiving information mapping a virtual network address of a virtual node to a physical network address of a physical node. The virtual node may be associated with a virtual network hosted by the physical node, and the received mapping information identifies a virtual network address of the node and the physical network address of the node. The mapping service transmits a current version of a cryptographic key and an identifier of the current version to the physical node.
US09197607B2 Enhancing network security
Briefly, embodiments of methods or systems for providing enhancements to network security are disclosed.
US09197606B2 Monitoring network performance of encrypted communications
According to one general aspect, a method of using a first probing device may include monitoring one or more encrypted communications sessions between a first computing device and a second computing device. In some implementations of the method, each encrypted communications session includes transmitting a plurality of encrypted data objects between the first and second computing devices. The method may include deriving, by the first probing device, timing information regarding an encrypted communications session. The method may also include transmitting, from the first probing device to a second probing device, the derived timing information.
US09197604B1 Network services platform
A network services platform provides services to remote enterprise networks. The services platform provides a control module to a computer in the enterprise network. The control module executes on the computer and interacts with the services platform to establish an Internet Protocol (IP) tunnel between the services platform and the computer. The control module also establishes a bridge between the IP tunnel and the enterprise network. The services platform allocates a unique private IP address space to the enterprise network, and translates IP addresses in network communications between enterprise network addresses and corresponding services platform addresses in the allocated unique private address space. The services platform provides network services to the enterprise network via the IP tunnel and bridge.
US09197603B2 Method for connecting a first computer network to at least a second extended computer network
Method for connecting a first computer network and at least a second extended computer network wherein the at least second extended computer network is not connected to the Internet and does not have a routing path to the first computer network, the method comprising: installing a concentration router within an intermediate network and associating the concentration router to a public IP address; interconnecting the intermediate network to the at least second extended computer network through a CPE router, and interconnecting the intermediate network to the first computer network via the Internet passing through the concentration router; implementing an IP tunnel between the at least second extended computer network and the first computer network across the direct intermediate network and the Internet, wherein the IP tunnel is implemented as a first external and encrypted IP tunnel, across the Internet, and a second internal non-encrypted IP tunnel across the intermediate network.
US09197602B2 Propagation of viruses through an information technology network
Requests to send data from a first host within a network of hosts are monitored against a record of destination hosts that have been sent data in accordance with a predetermined policy. Destination host identities (not the record) are stored in a buffer. The buffer size is monitored to determine whether requests from the first host are pursuant to viral activity therein.
US09197601B2 System and method for providing a single global borderless virtual perimeter through distributed points of presence
A system and method for providing a virtual perimeter through distributed points of presence. A network system comprises one or more Perimeter Points of Presence (P/PoP) configured to provide a virtual perimeter. The one or more P/PoPs comprise a network interface component; a plurality of selectable service area systems, each of which comprises one or more selectable service area sub-systems, wherein the selectable service area systems and sub-systems can provide a customized virtual perimeter for an entity. The one or more P/PoPs are configured to receive data; process the data using at least one of the service area systems and sub-systems configured as a data processing policy for the entity; and transmit the processed data as policy compliant data from the one or more P/PoP to an end destination.
US09197596B2 System and method to use common addresses on a management controller without conflict
A management controller includes a first data communication interface for communicating with a first network interface, a second data communication interface for communicating with a second network interface, and a processor. The first network interface provides a first network interface mode that permits a processing system to access a network, an operating system-to-management controller (OS-to-MC) pass-through mode that permits the management controller to access the processing system, and a network-to-management controller (Net-to-MC) pass-through mode that permits the management controller to access the network. The second network interface permits the management controller to access a management station. The management controller provides a common Media Access Control address and a common Internet Protocol address to the first data communication interface and to the second data communication interface without causing conflict on the network.
US09197594B2 Scaling of virtual machine addresses in datacenters
A device in a server having a processor and a storage. The device has a protocol blind network path indication unit configured to obtain an indicator corresponding to a predetermined path to a data communication unit in the network using a destination address of a received data packet, an upstream communication unit configured to transmit a network protocol blind packet including the data packet and the indicator corresponding to the predetermined data path to the data communication unit in the network, a combiner configured to bind the indicator to the data packet received by the downstream communication unit, and a protocol blind correlation storage unit configured to provide information related to target addresses and indicators corresponding to a plurality of predetermined data paths in the network. The protocol blind network path indication unit obtains the indicator corresponding to a predetermined path by accessing the protocol blind correlation structure.
US09197590B2 Dynamic filter generation for message management systems
Filtering rules for incoming messages can be dynamically generated by a message management service based on patterns in the user's behavior. The message management service can analyze event records associating user actions with features of messages to detect correlations between message features and resulting actions, including correlations across multiple messaging accounts belonging to the same user. Based on correlations, the message management service can provide a suggested rule to the user's client device, and the user can accept or decline the suggestion.
US09197589B2 Communication device having instant messaging software and method for making phone call
A communication device includes an instant messaging software (IMS) and a sensor. When an object nearby the sensor is detected, a trigger signal is generated by the sensor. When the IMS is activated to communicate with a target contact and the trigger signal is generated, communication content between a user of the communication device and the target contact within a predetermined time interval is analyzed to determine whether or not the communication content includes a phone number. If the communication content includes a phone number, a phone call between the communication device and the phone number is made.
US09197586B2 Maintaining consistent quality of service between subnets
Network apparatus includes a plurality of interfaces, which are coupled to a network so as to receive and transmit data packets having respective link-layer headers and network-layer headers. Each link-layer header includes respective source and destination link-layer addresses and a link-layer priority value. Switching and routing logic is configured, responsively to the network-layer headers, to transfer each data packet from a respective ingress interface to a respective egress interface and to modify the source and destination link-layer addresses of the transferred data packet while copying the link-layer priority value from the ingress interface to the egress interface without modification.
US09197585B2 Apparatus and method for relaying a packet transmitted from and to an information processor
An apparatus relays a packet transmitted from and to an information processor via plurality of ports. The apparatus stores, in a memory, first information identifying the information processor in association with a port from which the packet is to be transmitted. When a first packet is received via a first port, the apparatus determines whether second information contained in the first packet and identifying a transmission destination of the first packet is stored in the memory. When the second information is stored in the memory, the apparatus transmits the first packet from a second port associated with the second information, and otherwise transmits the first packet from third ports that are sequentially selected, from among the plurality of ports other than the first port, in variable order that is dynamically determined based on a current traffic state of the plurality of ports.
US09197584B2 Increasing efficiency of data payloads to data arrays accessed through registers in a distributed virtual bridge
A system and method for efficient transfer of data in a data from a controlling bridge to a register of a distributed bridge element. A Load Store over Ethernet (LSoE) frame processing engine (FPE) is equipped with a repeat and a repeat with strobe function that, when coupled with an auto-increment function of an indirect register facility, allows a distributed virtual bridge to move data payload more efficiently which decreases the data loading on the computers data paths used for other data transfers.
US09197583B2 Signaling of attachment circuit status and automatic discovery of inter-chassis communication peers
In an embodiment, a method of signaling status at a routing device is provided. In this method, the routing device establishes an inter-chassis control plane channel session with a remote routing device. Here, the routing device and the remote routing device are linked to a multi-homed routing device. The routing device then synchronizes with the remote routing device by way of the inter-chassis control plane channel session to identify a state of a link from the routing device to the multi-homed routing device. The state of the link is thereafter advertised by way of Border Gateway Protocol (BGP). Additionally, a method of discovering inter-chassis communication peers via BGP between the first and remote routing devices is provided.
US09197579B2 Allocating a pool of shared bandwidth
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for allocating a pool of shared Internet bandwidth. One of the methods includes providing a first communications channel having a first bandwidth, the first bandwidth being shared by a first group of first users, providing a second communications channel having a second bandwidth different than the first bandwidth, the second bandwidth being shared by a second group of second users, detecting that at least one first data connection for a particular first user in the first group has satisfied a first predetermined condition, and moving, based on the detecting, the at least one first data connection for the particular first user from the first communications channel to the second communications channel.
US09197576B2 Method and apparatus for allocating and prioritizing data transmission
The subject matter disclosed herein describes a method to allocate and prioritize data communications on an industrial control network. A transmission schedule including multiple priority windows and multiple queues is established. Each queue is assigned to at least one priority window, and each priority window may have multiple queues assigned thereto. A control device communicating on the control network transmits data packets according to the transmission schedule. Within each priority window, data packets corresponding to one of the queues assigned to the priority window may be transmitted. The data packets may be transmitted at any point during the priority window, but will only be transmitted if no data packet from a higher queue is waiting to be transmitted.
US09197572B2 Throughput enabled rate adaptation in wireless networks
Rate adaptation in a digital wireless communication network is performed by measuring by a wireless node data throughput values attained while communicating at different data rates on a channel in the network. The node calculates from the measured throughput alone a current transmission rate without any a priori knowledge of a state of the channel. The transmission rate calculation involves calculating a ratio of the measured throughput with respect to an exponential weighted moving average of the measured throughput. By repeating the measurements and calculations periodically, the rate used for transmission by the node is adapted automatically.
US09197571B2 Apparatus, method, and medium for shifting power saving modes
A communication apparatus communicating with an external apparatus via a relaying device is provided. The communication apparatus includes a communication unit configured to perform communication with the relaying device, and a control unit configured to reduce a communication speed of the communication unit to a lower speed if the communication apparatus is to be shifted from a first power mode to a second power mode in which power consumption is lower than that in the first power mode. The communication unit, if the communication apparatus shifts to the second power mode, transmits identification information of the communication apparatus to the relaying device using a first method, and after a predetermined time has passed, transmits the identification information to the relaying device using a second method.
US09197569B2 Hierarchical control in software-defined network (SDN)
System and method of providing SDN network service management by use of a distributed control system that comprises a hierarchy of controllers. The distributed control system includes regional controllers and one or more root controllers. A respective regional controller is configured to control a set of network devices and maintain regional network map related thereto. A respective root controller is configured to control a group of regional controllers and maintain a global network map across regions of the SDN. The root controllers can synchronize the global network map with each other and its subordinate controllers. A root controller may not be activated for packet transmission route determination unless its subordinate regional controller is unequipped with sufficient information to determine a requested route.
US09197568B2 Method for providing quality of service in software-defined networking based network and apparatus using the same
Disclosed is a Quality of Service (QoS) providing method and apparatus in a software-defined networking (SDN) based network, the QoS providing method including receiving a first packet of a predetermined flow, searching for forwarding information corresponding to the packet and QoS rule information corresponding to the packet in a forwarding table and a QoS rule table, respectively, transmitting the packet to a controller if the forwarding information and the QoS rule information do not exist in the forwarding table and the QoS rule table, and generating a flow entry corresponding to the packet in a flow learning table based on forwarding information and QoS rule information that are received from the controller, thereby efficiently providing QoS.
US09197566B2 Information processing method, recording medium, and information processing apparatus
An information processing method includes determining the number of packets to be transferred to a communication circuit for each of a plurality of communications so that the number of packets of each of the plurality of communications is equal to or greater than the number of packets to be used for communication analysis, in accordance with the communication amount of each of the plurality of communications and an upper limit of the transfer amount of packets to be transferred to the communication circuit.
US09197552B1 Indexed access to a forwarding table in a network device
A packet is received at an ingress port of a network device. Based on forwarding information in the packet, an adjacency point is generated using a forwarding information database. If the packet is a routed packet, the adjacency pointer is used as an index to an entry in a media access control (MAC) table that identifies an egress port for the packet. If the packet is not a routed packet, a search is performed in the MAC table to locate an entry in the MAC table that identifies an egress port for the packet.
US09197551B2 Heterogeneous overlay network translation for domain unification
In one embodiment, a method for providing multi-protocol overlay handling includes receiving first traffic via an input overlay tunnel at a multi-protocol virtual tunnel end point (VTEP)-enabled device, the first traffic including a plurality of overlay-encapsulated packets which adhere to a first overlay network protocol, and wherein the input overlay tunnel adheres to the first overlay network protocol; routing the first traffic to a second overlay network tunnel which adheres to a second overlay network protocol when a destination of the first traffic is specified as the second overlay network tunnel, the second overlay network tunnel being terminated at the multi-protocol VTEP-enabled device; and bridging the first traffic to a destination overlay network tunnel terminated at the multi-protocol VTEP-enabled device when the destination of the first traffic is specified as the destination overlay network tunnel, the destination overlay network tunnel being terminated at the multi-protocol VTEP-enabled device.
US09197545B2 Highly scalable modular system with high reliability and low latency
A computing system for processing network traffic includes a plurality of network ports configured to receive network traffic, a plurality of processing blades, not directly coupled with the plurality of network ports, configured to process the network traffic, a switch coupled with the plurality of processing blades and configured to support inter-blade communications among the plurality of processing blades, a router coupled with the switch and the plurality of network ports, the router configured to forward the network traffic to one or more of the plurality of processing blades based on resource information of the plurality of the processing blades, and a system controller coupled to the router and the plurality of processing blades, the system controller configured to receive and maintain the resource information from the plurality of the processing blades and further configured to update the router with the resource information of the plurality of the processing blades.
US09197544B2 Comprehensive multipath routing for congestion and quality-of-service in communication networks
A packet routing method includes computing, for each source node in the data network and each destination node in the data network, a set of multiple routes providing a full range of performance from the source node to the destination node. The multiple routes are preferably precomputed and stored. The full range of performance is defined by a set of dominant routes, defined in terms of a partial order on a multi-dimensional space whose dimensions correspond to performance metrics such as bandwidth, latency metric, and jitter. The method selects, for a packet originating from a source node and addressed to a destination node, a route from the computed set of multiple routes and forwards the packet in accordance with the selected route.
US09197539B2 Multicast miss notification for a distributed network switch
Techniques are provided for multicast miss notification for a distributed network switch. In one embodiment, a bridge element in the distributed network switch receives a frame destined for a multicast group on a network. If a local multicast forwarding table of the bridge element does not include any forwarding entry for the multicast group, a forwarding entry is selected from the local multicast forwarding table as a candidate for being replaced. An indication of the candidate is sent to a management controller in the distributed network switch.
US09197536B2 Use of alternate paths in forwarding of network packets
In non-minimal routing, a switch determines outgoing links for preferred paths (e.g. shortest paths). Then, for another node in a preferred path, the switch determines outgoing links for paths to that node in a modified network in which each link in a previously determined path to the node is cut off. Packets can be tunneled on non-preferred paths to that node. Other features and embodiments are also provided.
US09197534B2 Network designing system, network designing method, data transfer path determination method and network designing program
Data transfer with high throughput is enabled between servers. With respect to a candidate of a network operation unit applied at least one to each site of a plurality of sites forming a network, a combination of the network operation units each one of which is to be used by each site is determined such that all the sites become reachable based on a connection relationship applied to each pair of the candidates of the network operation units between different sites.
US09197530B2 System and method for detecting active streams using a heartbeat and secure stop mechanism
One embodiment of the present invention sets forth a technique for identifying active streaming connections associated with a particular user account. Each active streaming connection transmits heartbeat packets periodically to a server that tracks the receipt of the heartbeat packets. If, for a particular streaming connection, the server stops receiving heartbeat packets, then the server is able to infer that the streaming connection has been terminated.
US09197529B2 Tracing network packets through logical and physical networks
Some embodiments provide a method for a network controller that manages a plurality of managed forwarding elements. The method receives a request to trace a specified packet having a particular source on a logical forwarding element. The method generates the packet according to the packet specification. The generated packet includes an indicator that the packet is for a trace operation. The method inserts the packet into a managed forwarding element associated with the particular source such that the managed forwarding element processes the packet as though the packet was received from the particular source. The method receives, from a set of managed forwarding elements, a set of messages regarding logical processing operations and physical forwarding operations that each managed forwarding element in the set of managed forwarding elements performs on the packet.
US09197526B2 Determining feasibility of a network service using a ring analysis
A mesh network (such as a mesh Ethernet network) is subdivided into rings. For each ring, a network utilization is assessed in both the clockwise and counter-clockwise directions around the ring. A user requests a particular network service. The network rings that would be utilized by the network service are determined. A maximum utilization of all the network rings utilized by the network service in both clockwise and counter-clockwise directions is determined. The determined maximum utilization is used to determine the feasibility of provisioning the requested network service.
US09197520B2 Methods and computer program products for transaction analysis of network traffic in a network device
Provided are methods and computer program products for analyzing and tracing the contents of network traffic in a network device and to help identify network performance issues. Methods for analyzing traffic include identifying thread identifiers associated with transactions, determining related events, and associating similar transactions and events into an aggregated list of transactions. Methods of tracing transactions include identifying thread identifiers associated with transactions and related events and serializing events into a serialized list of events to facilitate tracing single transactions.
US09197518B2 Quality-deteriorated part analyzing system, quality-deteriorated part analyzing device, quality-deteriorated part analyzing method, and quality-deteriorated part analyzing program
Provided is a quality-deteriorated part analyzing system capable of analyzing a quality-deteriorated part in a network while increasing the degree of freedom of precision (coverage ratio, sectioning divisions, etc.) independently of the number and installation locations of devices transmitting and receiving flows. Path calculation means 71 determines paths, each passing through one or more directed links between nodes in the network and being regarded as a target of communication quality measurement, and generates a path table which indicates directed links included in each communication quality measurement target section. Quality measurement means 74 measures communication quality based on the flows corresponding to the paths determined by the path calculation means. Analysis means 75 analyzes a communication quality-deteriorated part in the directed links in the network based on the path table and the communication quality.
US09197517B2 Migrating a web hosting service via a virtual network from one architecture to another
An automated tool for migrating a website hosting service from a first website hosting architecture to a second website hosting architecture, wherein a virtual network is used during migration to facilitate keeping the services available during the movement of IP addresses from one architecture to the other architecture.
US09197515B2 Implementing rating timer control in a pre-biller to support online and offline charging
The present invention provides a method of processing information associated with off-line billed communications in a communications network. The method includes providing at least one charging data record to a rating engine. The charging data record(s) include information associated with at least one off-line communication and are provided in response to receiving the charging data record(s). The rating engine determines costs of the off-line communication(s) at a time determined based on at least one time control category associated with the charging data record(s). The method also includes modifying the charging data record(s) to include information indicative of the cost(s) of the off-line communication(s) determined by the rating engine.
US09197509B1 Logical topology in a dynamic data center network
A system for configuring a network topology in a data center is disclosed. The data center includes nodes having ports capable of supporting data links that can be connected to other nodes. The system includes a memory and a processing unit coupled to the memory. The processing unit receives demand information indicative of demands between nodes. The processing unit determines a set of constraints on the network topology based on the nodes, feasible data links between the nodes, and the demand information. The processing unit determines an objective function based on a sum of data throughput across data links satisfying demands. The processing unit performs an optimization of the objective function subject to the set of constraints using a linear program. The processing unit configures the network topology by establishing data links between the nodes according to results of the optimization.
US09197505B1 Managing network connections for processing network resources
Systems and methods for the generation and management of content requests generated by client computing devices are provided. A client computing device initiates a browse session with a content provider by establishing a remote browse session between the client computing device and a network computing provider. The network computing provider can utilize profile information corresponding to the content provider to determine a number of concurrent network connections to establish with a content provider. The network computing provider and the client computing device exchange browse session state data and client interaction data.
US09197502B1 Best practice analysis, migration advisor
Embodiments of the present disclosure are directed to, among other things, providing resource allocation advice, configuration recommendations, and/or migration advice regarding data storage, access, placement, and/or related web services. In some examples, a web service may utilize or otherwise control a client instance to control, access, or otherwise manage resources of a distributed system. Based at least in part on one or more resource usage checks and/or configuration checks, resource usage information and/or configuration information of an account utilizing a web service, and/or user preferences and/or settings, resource allocation advice, system configuration recommendations, and/or migration advice may be provided to a user of an account. Additionally, in some examples, one or more remediation operations may be performed automatically.
US09197495B1 Determining locations of network failures
Generally described, systems and methods are provided for detecting locations of failures of network paths. The system collects information from a plurality of nodes and links in a network, aggregates the collected performance information across paths in the network, processes the aggregated performance information for detecting failures on the paths, and determines at least one location for network failures. In some aspects, processing the aggregated information may include determining the performance information on each of the nodes and links in the network. The performance information on each of the nodes and links may be determined by application and optimization of an objective function.
US09197494B2 Communication system, control device, node, processing rule setting method and program
A communication system includes a plurality of nodes and a control device. Each node includes a packet processor that processes a packet in accordance with a processing rule when the packet is received. The processing rule correlates the processing applied to the packet with a matching rule that identifies the packet the processing is to be applied to. The control device calculates a packet forwarding path in response to a request for setting processing rules from any node, sets processing rules that implement the packet forwarding path on the node on the packet forwarding path and records the processing rules in a manner coordinated with one another. The control device inquires at the node on the packet forwarding path about state of setting of processing rule and, upon detecting failure in the processing rule set in at least one node, executes rollback operation on the correlated processing rules set in other node.
US09197493B2 Protection systems and methods for handling multiple faults and isolated nodes in interconnected ring networks
The present disclosure provides protection systems and methods that provide a mechanism to identify/determine when an interconnection node has been isolated (i.e. when there is no connectivity between a pair of interconnection nodes), from a data path perspective. If/when this condition exists, actions are triggered on the subtending sub-ring that essentially perform a protection switch (which causes the subtending sub-ring nodes to cleanse their forwarding tables), and, more importantly, that remove any channel blocks on the subtending sub-ring. Extensions to the ITU-T G.8032 state machine are also provided that include support for operator command interactions (e.g. DNR, force switch, manual switch, etc.). The protection systems and methods of the present disclosure enable the reliable application of ITU-T G.8032 and the like to more complex (i.e. meshed) deployment environments, among other significant advantages.
US09197490B2 System and method for providing remote management of a switching device
An information handling system is provided. The information handling system includes at least one network switch. The at least one network switch includes a network access port receiving network packets including management information at least one processing unit, the at least one processing unit transmitting and receiving serial information. The at least one network switch also includes a baseband management controller coupled between the network access port and the at least one processing unit, the baseband management controller converting the serial information into network information and converting the network packets into serial information and a remote management terminal coupled to the at least one network switch, the remote management terminal transmitting the network packets including management information to the network switch for remotely managing the network switch.
US09197487B2 High performance DNS traffic management
The present disclosure provides systems, methods, and products for high performance implementation of traffic management rules. In various embodiments, traffic management rules, such as DNS traffic management rules, are functionally expressed as rows in one or more lookup tables that are deployed to DNS resolution servers. The DNS resolution server uses the domain name, resource record type, traffic management rule types, and/or traffic management variable values to search for or look up an answer, from among multiple answers corresponding to the domain name and resource record type that meets the traffic management criteria. This look up is done without executing conventional traffic management code or scripts.
US09197482B1 Optimizing quality of service in wireless networks
An AP having a message waiting time that provides proper QoS while losing minimal communication bandwidth, setting parameters for each level of QoS in response to a measure of the degree of contention for that level of QoS, and in response to a measure of the degree of contention for those levels of QoS with higher priority, and setting waiting time parameters in response to a stochastic model of contention at each level of QoS. Changes in contention at each level of QoS affect the AP's waiting time parameters for that level of QoS and also for levels of QoS with lower priority. Operational parameters might include contention window time, AIFS time, and back-off value(s), and might be modified in response to message QoS.
US09197481B2 Cloud-based translation method and system for mobile client
A cloud-based translation method for a mobile client is provided. The mobile client receives a translation instruction and sends translation request information to a cloud server based on the translation instruction, where the translation request information includes text information and translation type information. The mobile client receives a translation result returned from the cloud server. When the cloud server detects that the mobile terminal logins to an account, and a cloud glossary of the account contains a word entry corresponding to the text information, the cloud server returns the translation result in the cloud glossary. When the cloud server detects that the mobile terminal does not login to the account, or when the cloud server detects that the mobile terminal logins to the account but the cloud glossary does not contain the word entry corresponding to the text information, the cloud server translates the text information.
US09197475B2 Base band processor with peak suppression function, transmitter with the same and method of transmitting signal
There are provided a base band processor having a peak suppression function, a transmitter, and a method of transmitting a signal. The base band processor includes: a signal generating unit generating digital signals; a variable up/down sampling unit changing a sampling rate in real time according to a magnitude of signal bandwidth changed in real time and sampling the digital signals from the signal generating unit according to the sampling rate; a peak suppression processing unit detecting peak power of sampled signals from the variable up/down sampling unit for a respective section in which a peak exists and suppressing corresponding peak power according to the peak power of the respective section; and a signal converting unit converting the digital signals from the peak suppression processing unit into analog signals.
US09197474B2 OFDM communication system
A master apparatus includes a guard interval length determination portion that requests a plurality of slave apparatuses to cause the slave apparatuses to transmit respective OFDM signals of regular sequence in order without being mutually overlapped. The OFDM signal is obtained by adding a guard interval having a specified initial length to a regular valid symbol that is obtained by applying OFDM modulation to a regular data. A correlator outputs a cross correlation value between the regular sequence and a reception sample sequence. The guard interval length determination portion stores as a delay time a time interval from when the cross correlation value exceeds a first threshold value to when the cross correlation value exceeds a second threshold value. A common length of the guard interval is determined based on the maximum delay time among the delay times with respect to the respective slave apparatuses.
US09197473B2 Preamble with modified signal field (SIG) for use in wireless communications
A wireless communication device (‘device’) is configured to generate an OFDM/A packet that includes at least one OFDM/A symbol that includes at least one SIG having SIG information modulated on only even (or odd) sub-carriers and does not include any information modulated on odd (or even) sub-carriers of a set of OFDM/A sub-carriers. The set of OFDM/A sub-carriers may be all or less than all of available sub-carriers. The device may generate the packet to include a preamble and a payload such that the payload, which may be composed of at least one additional OFDM/A symbol, includes data modulated on some or all of the sub-carriers of the set of OFDM/A sub-carriers. The device can modulate and transmit SIG information and data differently within the preamble and the payload (e.g., with higher ordered modulation or MCS for the data and less power per sub-carrier than for the preamble).
US09197470B2 Data transmission via multi-path channels using orthogonal multi-frequency signals with differential phase shift keying modulation
A method and an apparatus relating to an OFDM data communications system where the sub-carriers are modulated using differential quadrature phase-shift keying (DQPSK). The multi-carrier transmitted signal is directly generated using a summation of pre-computed sample points. As part of the multi-carrier signal generation, a signal for the guard interval is established. In an acoustic application of this approach, direct radiation of the sub-carrier approach is facilitated. Symbol synchronization in the receiver is based on signal correlation with the missed sub-carrier. Separation of the sub-carriers in the receiver uses a correlation of the received signal and reference signals that are derived from a table of pre-computed values. Optimal non-coherent processing of the sub-carriers without any phase tracking procedures is achieved.
US09197469B2 System and method for frequency offset estimation for signals containing multi-user symbols
Systems and methods for frequency offset estimation are provided. A channel impulse response and multi-user signal parameter are jointly estimated. Based on the multi-user signal parameter, a determination is made as to whether the signal contains a single-user signal or a multi-user signal. Then, frequency offset estimation is performed based on this determination. For example, noiseless sample estimates are generated depending on whether the signal is a single-user signal or a multi-user signal.
US09197466B2 Radio frequency carrier generation architecture
A method of compensating carrier tone generation between duty cycles includes receiving a carrier frequency signal and a reference frequency signal, where the carrier frequency signal is mixed with a communication signal in a signal path. The method includes determining a first and second time differences between the carrier frequency signal and the reference frequency signal at respective clock edges of the reference frequency signal. The method includes converting the first time difference to a first corresponding phase value and the second time difference to a second corresponding phase value based on an operating frequency, and determining a phase difference between the first corresponding phase value and the second corresponding phase value. In turn, the method includes adjusting the communication signal with the phase difference independent of the signal path to maintain phase continuity in the signal path between the duty cycles.
US09197465B2 Apparatus and method for a digital transmitter architecture with outphasing power amplifier
System and method embodiments are provided for improving power efficiency in an outphasing amplifier with a non-isolating combiner. Some embodiments include a circuit comprising a signal decomposer configured to receive an input signal, a non-isolating combiner coupled to the signal decomposer and configured to provide an amplified output signal corresponding to the input signal, a first power amplifiers (PA) on a first branch between the signal decomposer and the non-isolating combiner, a second PA on a second branch between the signal decomposer and the non-isolating combiner, and a switch on the second branch between the signal decomposer and the second PA. The switch is configured to disconnect the second PA from the signal decomposer upon determining that the input signal is in a first condition, and further configured to connect the second PA to the signal decomposer upon determining otherwise.
US09197462B2 Single amplifier filter for constant group delay in radio frequency transmitters
Apparatus and systems are provided for a single amplifier filter capable of a high quality factor. A filter comprises an amplifier having an amplifier input and an amplifier output, wherein the amplifier is configured to produce an output signal at the amplifier output based on a signal at the amplifier input. A first resistive element is coupled between an input node and the amplifier input, a second resistive element is coupled between a first node and the amplifier input, and a third resistive element is coupled between the amplifier output and the first node. A first capacitive element is coupled between the amplifier output and the amplifier input. The filter comprises a second node for an inverse of the output signal, wherein a second capacitive element is coupled between the first node and the second node.
US09197461B1 Method and apparatus for memory efficient architecture of successive interference cancellation for MIMO systems
In a method for performing successive interference cancellation (SIC) in a multiple input, multiple output (MIMO) communication channel, a plurality of received signals are processed to decode a first codeword. An equalizer is generated corresponding to a second codeword and applied to the plurality of received signals to generate an equalized signal. An interference signal is also generated using the first codeword and then subtracted from the equalized signal. The equalized signal is processed to decode the second codeword.
US09197459B1 Decision feedback equalizer
In a decision feedback equalizer, at least one of weighting devices that has a tap coefficient an absolute value of which is relatively larger than absolute values of tap coefficients of other weighting devices is referred to as a main weighting device, and delay elements are disposed asymmetrically on signal processing paths or updating paths of the tap coefficients of the weighting devices in such a manner that an updating interval of the tap coefficient of the main weighting device is shorter than updating intervals of the tap coefficients of the other weighting devices.
US09197456B2 Blind equalization tap coefficient adaptation in optical systems
A method of blind tap coefficient adaptation includes receiving a digital data signal including random digital data, equalizing a first portion of the digital data signal using a first set of predetermined tap coefficients and a second portion of the digital data signal using a second set of predetermined tap coefficients. The method includes generating a first eye diagram and a second eye diagram from a first portion and a second portion of an equalized signal, respectively. The first eye diagram is compared with the second eye diagram to determine which of the sets of predetermined tap coefficients results in a data signal having a higher signal quality. The method includes inputting to an equalizer as an initial set of tap coefficients the first set of predetermined tap coefficients or the second set of predetermined tap coefficients according to the determination.
US09197451B2 Method, apparatus, and system for distributing label in seamless multi-protocol label switching network
The present invention discloses a method, apparatus, and system for allocating a label in a seamless multi-protocol label switching network, which greatly reduces the complexity of the access node device, effectively cuts down the operation costs for the operator, and enhances the scalability of the system. The method includes: obtaining label information of a first access node, where the label information comprises the pseudowire PW destination address of the first access node; and sending the label information to a second router by using a BGP message or a T-LDP message so that the second router configures a PW label and/or a flow label of the first access node to a second access node by using the access network configuration protocol according to the label information.
US09197448B2 Direct response and feedback system
The invention provides methods and systems for analyzing and routing items.
US09197447B2 Information processing apparatus, method of controlling information processing apparatus, program for control method, and recording medium for program
In a case where session management information is created from request information concerning a Web-based e-mail transmitted as HTTP data, if the request information coincides with a previously defined session start event for each Web-based e-mail service, a relay server adds a new entry to the session management information. On the other hand, if the request information coincides with a previously defined data operation event for each Web-based e-mail service, the relay server updates entry data of the session management information. Consequently, an administrator can execute higher accurate mail browsing by extracting, from the request information concerning the Web-based e-mail, not only the content of the Web-based e-mail but also a mail creation start method and a transmission state of the Web-based e-mail.
US09197446B2 Address pinning
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for memory address pinning. One of the methods includes loading a software module into a sandbox environment; receiving, a message from the software module to a recipient, the message includes a memory address; determining whether to pin the memory address; and passing the message to an address pinning unit which replaces at least a portion of the memory address with at least a portion of a specified replacement address, when it is determined to pin the memory address, and passes the modified message to be delivered to the recipient.
US09197444B2 Multiple-interface network device and selection method for transmitting network packets
A selection method for transmitting network packets adapted to be executed by a multiple-interface network device is provided. The multiple-interface network device includes a plurality of network interfaces. Each of the network interfaces connects to one of multiple communication networks. The selection method includes the following steps: collecting a transmission status of each of the communication networks; analyzing transmission characteristics of a predetermined number of packets of a service flow to determine a traffic pattern type of the service flow; comparing the transmission status of each of the communication networks with the transmission requirements of the traffic pattern type of the service flow to select one of the network interfaces, and using the selected network interface to transmit packets of the service flow. The service flow is constituted by packets transmitted by the network interfaces through a port and packets received by the network interfaces through the same port.
US09197439B2 Field bus network having two main users and at least one dependent user
The disclosure relates to a field bus network having two masters and at least one slave which are connected to one another in a dual ring comprising a first ring and a second ring and each of the two masters being configured for generator data packets and sending out a generated data packet on each of the rings at regular time intervals. The at least one slave being configured for receiving a data packet at an input and forwarding it at an output. Each of the two masters being configured for receiving a data packet coming from the other master in each case at an input and forwarding it at an output.
US09197435B2 Channel selection in a multimedia system
A method for a client module to provide a channel selection request in a multimedia system begins by receiving an input signal from a client. The method continues by interpreting the input signal to determine type of signal. The method continues, when the type of signal is control information, by determining whether the control information relates to a local command or a system-level command. The method continues, when the control information relates to a system-level command, by processing the control information for conveyance to a multimedia server to produce a control message. The method continues by transmitting the control message to the multimedia server.
US09197434B2 Network system for distributing protected content
A system for delivering content to a network device comprises a content requesting interface that allows a user to select desired content from available content. A queue stores identifiers of the desired selected content. A remote content provider is located remote from the network device, communicates with the queue and transmits the desired selected content to the network device based on a sequence of the identifiers of the desired selected content stored in the queue and on at least one of usage and storage status data associated with received selected content stored on the network device. The storage status data includes at least one of a hidden status, an erased status, and an amount of the received selected content stored in the memory.
US09197432B2 Adaptive test system for network function and performance evaluation
A method may include receiving a first set of parameters associated with a test environment, the test environment including a test system for testing a network, receiving a test objective, conducting a first test case based on the received first set of parameters and the test objective, automatically determining, by the test system, whether the test objective has been satisfied based on a first test result associated with the first test case, and automatically adapting, by the test system, a second test case based on the first test result when it is determined that the test objective has not been satisfied.
US09197431B2 Matching an autonomic manager with a manageable resource
A method to match an autonomic manager with a manageable resource may include using a management style profile to match the autonomic manager with the manageable resource. The method may also include validating that the autonomic manager can manage the manageable resource using a defined management style of the autonomic manager.
US09197430B2 Method for receiving multicast service and terminal employing same
Provided are a method for distinguishing different service flows when an M2M terminal transmits/receives data by using an M2M group ID (MGID) in a broadband wireless communication system supporting M2M communication, especially when each of the difference service flows are allocated with MGIDs from different network entities, and a terminal for providing same. According to one embodiment of the present invention, a method for the terminal receiving a multicast service for group terminals from a base station, in a wireless access system, comprises the steps of: receiving from the base station a broadcasting message including at least one identifier, wherein the at least first identifier identifies a group zone that is allocated to the base station; sequentially allocating an index to the at least one first identifier; and receiving from the base station a second identifier for identifying the multicast service and multicast data based on the index.
US09197426B2 Systems and methods for an extranet multicast virtual private network in a virtual routing and forwarding based customer edge device
An information handling system is provided. The information handling system includes a customer edge device coupled to a provider edge device. The customer edge device provides a default virtual routing and forwarding (VRF) instance that receives a multicast stream from the provider edge device. The information handling system also includes a plurality of host devices and a plurality of virtual local area networks (VLANs). Each of the VLANs includes at least one of the host devices and is assigned to a subscribing VRF instance, with each of the subscribing VRF instances subscribing to the default VRF instance in order to receive a copy of the multicast stream from the provider edge device. The single copy of the multicast stream is transmitted over the PE-CE link regardless of the number of subscribing VRFs.
US09197423B2 Electrostatic discharge protection circuit
A network device comprises an interface coupling an electronic device to a differential pair of signal lines, and an integrated active common mode suppression and electrostatic discharge protection circuit coupled to the interface in parallel to differential signal lines of the electronic device. First and second resistors are respectively coupled to the differential lines between the integrated active common mode suppression and electrostatic discharge protection circuit and the electronic device.
US09197421B2 Methods and apparatus to measure exposure to streaming media
Methods and apparatus to measure exposure to streaming media are disclosed herein. An example method includes identifying metadata from media. The media is converted into converted media having a streaming format. The converted media is encrypted using an encryption key. A manifest is created in association with the converted media, the manifest identifying a first location of the encrypted media and a second location of a decryption key.
US09197415B2 Method and apparatus of cipher communication for management frame using quality of service mechanism in wireless local area network system
A method and apparatus are described for performing cipher communication in a wireless local area network system. A pseudo noise (PN) code sequence for a plaintext Medium Access Control (MAC) protocol data unit (MPDU) is obtained. An additional authentication data (AAD) is constructed by using at least one field in a header of the plaintext MPDU. A Nonce is constructed from the PN code sequence, an Address 2 field in the header of the plaintext MPDU and a Priority field in the header of the plaintext MPDU. A counter mode (CTR) is generated with cipher block chaining (CBC)-MAC Protocol (CCMP) header. Encrypted data and Message Integrity Code (MIC) are generated by using a temporal key, the AAD, and the Nonce. An encrypted MPDU is generated to be transmitted to a peer station by combining the plaintext MPDU header, the CCMP header, the encrypted data and the MIC.
US09197410B2 Key management system
According to one embodiment, a master key management device generates, by using a first secret key stored in a first storage unit and a third public key, a re-encryption key used to re-encrypt a second secret key which is stored in a second storage unit and which is encrypted with a first public key to the second secret key encrypted with the third public key. A key management server device receives the generated re-encryption key from the master key management device while the master key management device and the key management server device are connected to each other, and stores the received re-encryption key in a third storage unit. The master key management device and the key management server device are disconnected after the re-encryption key is stored in the third storage unit.
US09197408B2 Systems and methods for providing a secure data exchange
A system, a method, and a computer program product for a data exchange are provided. A first application generates a first key for exchange of data between the first application and a second application. The first application stores the first key in a first memory location. The second application obtains the first key from the memory location. The second application generates a second key for exchange of data between the first application and the second application. The second application creates a data request that contains the second key and is encrypted using the first key. The encrypted request is provided to the first application. The first application provides the data identified in the data request to the second application. The data is encrypted by the first application using the second key prior to being provided to the second application. The second application decrypts the data using the second key.
US09197405B2 System and method for controlling user access to encrypted data
Disclosed are systems, methods and computer program products for providing user access to encrypted data. In one example, a system is configured to receive a security policy for the user device, wherein the security policy includes data access conditions and data encryption conditions for one or more users of the user device; identify one or more user accounts in the OS of the user device as specified in the data access conditions; create a pre-boot authentication account (PBA) for the identified user accounts based on the data access conditions, for storing pre-boot authentication credentials for authenticating a user before booting of the OS on the user device; and encrypt at least a portion of data stored on the user device based on the data encryption conditions, wherein access to the encrypted portion of data is granted to the user upon entry of the correct pre-boot authentication credentials.
US09197402B2 Re-circulating time-to-digital converter (TDC)
A re-circulating time-to-digital converter (TDC) can include a triggered reference ring oscillator (TRRO) and a delay module. The triggered reference ring oscillator can, when triggered by a reference signal edge, generate a periodic ring oscillator signal with a ring oscillator period that is a selected ratio of a voltage-controlled oscillator (VCO) period. The delay module can store, in a plurality of latches, samples of a VCO signal docked by the periodic ring oscillator signal. Each latch can generate an output of the sample, and each latch output can represent a time difference polarity between VCO signal and TRRO signal. In another example, the re-circulating TDC can include the triggered reference ring oscillator, a digital frequency lock module, and a TDC post-process module. The digital frequency lock module can generate a ring oscillator control signal, which sets the ring oscillator period for the triggered reference ring oscillator. The TDC post-process module can generate a TDC output, which can be a binary representation of a phase difference between a reference signal and a VCO signal.
US09197400B1 Method and apparatus for joint estimation of carrier frequency offset and sampling frequency offset
In a method for determining timing information in a receiver, a receiver receives a modulated signal and demodulates the modulated signal using an demodulator to produce a demodulated signal. An analog to digital converter converts the demodulated signal to a digital signal and first and second signals are produced from the digital signal. The first signal is analyzed to determine a first phase difference with respect to different portions of the signal, and the second signal is analyzed to determine a second phase difference with respect to different portions of the second signal. The second signal is a frequency domain representation of at least a portion of the first signal. A joint estimate of a sampling period offset and a carrier frequency offset is generated based on the first phase difference and the second phase difference.
US09197398B2 Distributed phase-correction circuit
A distributed phase-correction circuit is described. This distributed phase-correction circuit reduces jitter in a delay line by averaging edge delay through local feedback of signals internal to the delay line. In particular, the distributed phase-correction circuit includes a delay line with multiple cascaded first phase-alignment elements that each delay the input signal by a fraction of the period (i.e., that perform distributed phase correction) based on feedback signals from a second delay line.
US09197397B1 Flip-flop-based clock deskew circuit
A clock deskew circuit for transferring data from a first clock domain to a second clock domain. This circuit includes a data path, which has: a transmitter latch controlled by a transmitter clock in a first clock domain; a receiver latch controlled by a receiver clock in a second clock domain; and an intermediate latch coupled between the transmitter latch and the receiver latch. The transmitter clock and the receiver clock have an unknown phase offset. The circuit additionally includes a control circuit coupled between the transmitter clock and the receiver clock, and generates a control clock for the immediate latch based on the transmitter clock and the receiver clock. The control circuit selects between a first operation mode and a second operation mode for the data path circuit based at least on the phase relationship of the control clock with respect to the transmitter clock and the receiver clock.
US09197395B2 Point to multi-point clock-forwarded signaling for large displays
A system for forwarding a sample rate clock along with data. In one embodiment, a sample rate clock is sent by a transmitter, along with data, to one or more receivers. The receivers sample the received data using the received sampling clock. Delay adjust circuits in the transmitter adjust the delay of each transmitted data stream using delay error sensing and correction implemented in a back channel between the receivers and the transmitter.
US09197391B2 Mobile communication system, base station apparatus, mobile station apparatus and communication method
A UE receives i) first information (info1) used for configuring a first set and a second set of downlink component carriers (DCCs) (hereinafter “set1” and “set2”), set1 corresponds to a first value of a field of second information (info2), set2 corresponding to a second value of the field of info2, info2 being used for requesting a transmission of channel state information (CSI), and ii) downlink control information (DCI) including info2, using a PDCCH, where the DCI being used for scheduling of a PUSCH in one uplink component carrier. The UE transmits, using the PUSCH, a) the CSI for set1 which is configured in a case that the DCI including info2 is received and a value of the field of info2 is the first value, and b) the CSI for set2 which is configured in a case that the DCI including info2 is received and a value of the field of info2 is the second value.
US09197390B2 Communication device, and retransmission control method
Provided is a wireless communication device. A PHICH reception unit (206) determines whether a received signal in a PHICH region is an ACK signal or a NACK signal. When doing so, the PHICH reception unit (206) does not receive a PHICH in a subframe in which a terminal (200) monitors an E-PDCCH. A control signal reception unit (207) outputs a retransmission prompting signal to a signal allocation unit (210) when the signal outputted from the PHICH reception unit (206) is a NACK signal and when a UL grant was not detected. Meanwhile, when a UL grant was detected, the control signal reception unit (207) outputs the detected UL grant to the signal allocation unit (210). The signal allocation unit (210) maps the transmission signal in accordance with the retransmission prompting signal and the UL grant and transmits the transmission signal from a wireless transmission unit (211).
US09197382B2 Division of bit streams to produce spatial paths for multicarrier transmission
A device for bit-demultiplexing in a multicarrier MIMO communication system (e.g. precoded spatial multiplexing MIMO communication systems using adaptive OFDM), including a multicarrier MIMO transmitter and a multicarrier MIMO receiver. The multicarrier MIMO transmitter includes a demultiplexer and symbol mapper unit receiving an input bit stream and generating a plurality of symbol streams, each symbol stream being associated with a different transmission channel and including a plurality of data symbols, each data symbol being attributed to a different carrier; one or more multicarrier modulators generating at least two multicarrier modulated signals based on the symbol streams; and at least two transmit ports respectively transmitting the at least two multicarrier modulated signals, wherein a data throughput rate of each transmission channel is separately variable.
US09197378B2 Packet restoration method, packet restoration system, and mobile terminal and intermediate device used in the method
The present invention discloses a technique for providing a packet recovery method, and the like, capable of starting packet recovery processing without waiting for a wasteful latency (time-out) at a mobile terminal by giving notice of information on a packet discard in a gateway device in real time, thereby enabling improvement in communication quality and communication efficiency. According to the technique, there is provided a packet recovery method for recovering a packet discarded by an intermediate device positioned on a communication path between a mobile terminal and a correspondent node of the mobile terminal among packets exchanged between the mobile terminal and correspondent node, the method including: a step of causing the intermediate device to transmit a discard notification message to the mobile terminal based on information on a communication flow for which transmission of the discard notification message indicating that the packet has been discarded is required; and a step of causing the mobile terminal to transmit the correspondent node a retransmission request message for requesting retransmission of the discarded packet based the discard notification message.
US09197377B2 Methods and systems for HARQ protocols
Methods described herein are for wireless communication systems. One aspect of the invention is directed to a method for a HARQ process, in which the HARQ process includes a first transmission of an encoder packet and at least one retransmission. The method involves allocating a transmission resource for each respective transmission. The method involves transmitting control information from a base station to a mobile station for each respective transmission. The control information includes information to uniquely identify the HARQ process and an identification of one of a time resource, a frequency resource and a time and frequency resource that is allocated for the transmission. In some embodiments of the invention, specific control information is signalled from a base station to a mobile station to enable RAS-HARQ operation. In some embodiments of the invention, retransmission signaling in included as part of regular unicast signaling used for both first transmission and retransmissions. In some embodiments of the invention, a 3-state acknowledgement channel and associated error recovery operation enables the base station and mobile station to recover from control signaling error and reduce packet loss.
US09197376B2 Transmission time interval (TTI) bundling operation within communication systems
TTI bundling is included for Msg3 transmissions in LTE communications. A reserved group of preambles or reserved set of random access preamble transmission opportunities are used to indicate user equipment (UE) need of uplink (UL) transmission of a TTI-bundled Msg3. The UE transmits the same redundancy version for transmissions within a TTI bundle as the eNB expects even if any of the transmissions are dropped due to collisions with an Msg3 transmission. In addition, co-existence of TTI bundling and UL semi-persistent scheduling (SPS) for TDD DL/UL configurations is provided using SPS intervals which are multiples of various fixed time periods.
US09197371B2 Coordinated multipoint communication network with multiple cooperating eNBs and method for beamforming coordination with interference suppression
Embodiments of an enhanced Node-B (eNB) configured to operate as a serving eNB in a coordinated multi-point (CoMP) communication network and method are generally described herein. The serving eNB precodes signals for transmission to user equipment (UE) using a precoding matrix that is selected based on a reference PMI for a beamformed transmission in accordance with a modulation and coding scheme (MCS) that is selected from a modified CQI. When operating in coordination mode, on more cooperating eNBs are configured to suppress interference to the UE using coordination PMIs during the resource block allocated for the beamformed transmission.
US09197366B2 FEC (forward error correction) decoder with dynamic parameters
FEC (Forward Error Correction) decoder with dynamic parameters. A novel means by which FEC parameters may be encoded into, and subsequently extracted from, a signal stream to allow for adaptive changing of any 1 or more operational parameters that govern communications across a communication channel. FEC parameters are encoded directly into a data frame such that the data frame is treated identical to all other data frames within the signal stream. When the data frame actually includes FEC parameters, it is characterized as a CP (Control Packet) type. For example, when decoding an MPEG stream, an MPEG block that includes FEC parameters, that MPEG block is characterized as a CP MPEG block. The means by which FEC parameters are encoded and extracted from the signal stream allows for much easier adaptive modification of the manner by which signal are encoded, modulated, and processed within a communication system.
US09197356B2 Distributed spatial mode processing for spatial-mode multiplexed communication systems
A method and system for distributed spatial mode processing is disclosed where a plurality of optical signals is received via a plurality of spatial modes on a first optical link, spatial mode conversion is performed on the plurality of optical signals to switch the plurality of optical signals to different ones of the plurality of spatial modes and the plurality of optical signals is transmitted via the different ones of the plurality of spatial modes on a second optical link where spatial mode filtering may occur.
US09197347B2 Optical transmission system and noise suppression method
A noise suppression method is used in an optical transmission system which includes node equipments transmitting a WDM optical signal. First node equipment drops a first optical signal from the WDM optical signal. The method includes: transmitting a failure signal that specifies the first optical signal from second node equipment to the first node equipment via a first route when the second node equipment arranged on the first route for transmitting the first optical signal to the first node equipment has detected a failure of the first optical signal; transmitting a shutoff signal that specifies the first optical signal from the first node equipment toward the second node equipment via the first route; and shutting off an optical output of a wavelength corresponding to the first optical signal in third node equipment that has relayed the failure signal and has received the shutoff signal.
US09197346B2 Wavelength division multiplexing module
A telecommunications module includes an optical wavelength division multiplexer/demultiplexer configured to demultiplex a first optical signal input into the telecommunications module into a plurality of different wavelengths, a fiber optic splitter configured to split a second optical signal input into the telecommunication module into a plurality of optical signals, and a plurality of optical add/drop filters, each of the optical add/drop filters configured to combine one of the optical signals that has been split by the fiber optic splitter and one of the wavelengths that has been demultiplexed by the optical wavelength division multiplexer/demultiplexer into a combination output signal that is output from the telecommunications module.
US09197344B2 Systems and methods for reducing interference in data communication networks
A computer-implemented method for calculating interference reducing parameters for cancelling wireless signal interference within a data communication network, comprising: per each of a plurality of antennas of a multi-sector hub communicating with a data communication network and with a corresponding transceiver of a plurality of distant transceivers: calculating a plurality of calibration factors based on values extracted from sequential transmission and reception of predetermined signals between each of the plurality of antennas of the multi-sector hub; calculating at least one receive interference cancellation parameter, to isolate desired signals transmitted by the corresponding distant transceiver from the undesired interference signals transmitted by other non-corresponding distant transceivers; calculating at least one transmit interference parameter for each non-corresponding antenna of the hub, based on the calculated receive interference cancellation parameters and the calibration factors; and generating the interference parameters for applying during operation of the multi-sector hub to generate interference cancellation signals.
US09197331B2 Ultrasonic transducer device, probe, electronic instrument, and ultrasonic diagnostic device
An ultrasonic transducer device includes a substrate, a plurality of ultrasonic transducer elements, a wiring substrate and a wiring member. The substrate defines a plurality of openings arranged in an array pattern. Each of the ultrasonic transducer elements is provided in each of the openings on a first surface of the substrate. The wiring substrate is arranged to face a second surface of the substrate that is opposite from the first surface. The wiring substrate includes a first wiring part. The wiring member is connected to the substrate and the wiring substrate. The wiring member includes a second wiring part electrically connecting the ultrasonic transducer elements to the first wiring part.
US09197330B2 Optical monitoring in a communications network element
A communications network element comprises an input to receive an input optical signal having an input spectral property and carrying input traffic, an output and a monitoring port. Optical signal processing apparatus to receive the input signal and to form an output optical signal having an output spectral property and carrying output traffic. An optical splitter to tap off a part of one of the input signal and the output signal to form a tapped signal having a respective one of the input spectral property and input traffic, and the output spectral property and output traffic. Optical signal transforming apparatus to receive the tapped signal and to apply an optical transfer function (OTF) to it to form an optical monitoring signal, and to provide the monitoring signal to the monitoring port. The OTF preserves the spectral property of the tapped signal and applies a time-domain obfuscation to the tapped signal.
US09197325B2 Optical transceiver
An optical transceiver (1) comprises: a ring resonator (6), a first waveguide (2) comprising, in succession, an input-output section (22), a coupling section (20) coupled to a first portion of the ring resonator and an amplification section (21) coupled to a first optical reflector (4) suitable for reflecting light toward the coupling section, a second waveguide (5) comprising, in succession, a reception section (52), a coupling section (50) coupled to a second portion of the ring resonator and a reflection section coupled to a second optical reflector (4) suitable for reflecting light toward the coupling section, a gain medium (7) arranged in the amplification section of the first waveguide and suitable for producing a stimulated light transmission, and an optical detector (8) coupled to the reception section of the second waveguide.
US09197324B1 Method and system for transmitter optimization of an optical PAM serdes based on receiver feedback
The present invention is directed to data communication system and methods. More specifically, various embodiments of the present invention provide a communication interface that is configured to transfer data at high bandwidth using PAM format(s) over optical communication networks. A feedback mechanism is provided for adjusting the transmission power levels. There are other embodiments as well.
US09197322B2 Digital optical spectral shaping
A method and system for generating an optical channel signal for transmission through an optical fiber link of an optical communications system. A digital filter processes an input data signal using a compensation function and a shaping function to generate a pair of multi-bit sample streams representing a target optical E-field envelope of the optical channel signal. A modulator modulates an optical carrier light using the pair of multi-bit sample streams to generate the optical channel signal. The compensation function is designed to at least partially compensate impairments of the optical fiber link. The predetermined shaping function is designed to modify a baseband spectrum of the target optical E-field envelope.
US09197321B2 Optical communication apparatus
An optical communication apparatus includes an emitting device and a receiving device. The emitting device includes optical signal emitters, a first driver chip, a first lens member, a first control chip, and a first wireless transmitting and receiving unit. The receiving device includes optical signal receivers, a second driver chip, a second lens member, a second control chip, and a second wireless transmitting and receiving unit. The optical signal emitter emits light carrying optical signals. The first wireless transmitting and receiving unit wirelessly transmits intensity information of the light to the receiving device. The second wireless transmitting and receiving unit receives the intensity information. The second driver chip drives the optical signal receivers to receive the light. The second control chip calculates an intensity of the received light, compares the calculated intensity to the intensity information, and determines whether a transmitting efficiency of the optical communication apparatus is satisfied.
US09197318B1 Apparatus and method for modulating a laser beam and sensing the optical power thereof
A method and apparatus for modulating a beam from a laser with an electro-absorption modulator, and determining the optical power of the beam by measuring a back current produced by the electro-absorption modulator. The apparatus comprises an electro-absorption modulator and a back current detector. The electro-absorption modulator receives an electronic digital signal from an electro-absorption driver. The electro-absorption modulator modulates the beam of the laser according to the electronic digital signal. While modulating the beam, the electro-absorption modulator produces a back current. This back current is proportional to the optical power of the beam. The back current detector measures the back current to determine the optical power of the beam.
US09197316B1 Method and apparatus for testing emergency locator beacons incorporating over the air responses back to the emergency locator beacon
An emergency locator beacon device that includes sending a test signal from a first satellite transmitter of the device to a Cospas-Sarsat emergency monitoring service; receiving from a beacon testing service a test confirmation signal corresponding to the test signal, the confirmation signal being received on a second satellite receiver of the beacon; wherein the emergency monitoring service and the beacon testing service are in communication over the Internet. The first satellite transmitter comprises a 406 MHz emergency transmitter configured to communicate with a Cospas-Sarsat satellite system. The second satellite receiver comprises a SEND receiver configured to communicate with a commercial satellite system. The emergency monitoring service is in communication with a rescue coordination center and the rescue coordination center is further in communication with the beacon testing service by way of the Internet. The test signal includes a beacon identification number which is pre-registered with the beacon testing service.
US09197311B2 Self-adapted multi-antenna selection method for broadband wireless access for high-speed railway
Various embodiments of a self-adapted multi-antenna selection technique based on broadband wireless access network for high-speed railway are provided. Compared with conventional techniques, the proposed strategy adaptively pairs antennas of an antenna array associated with a base station in response to the fast-changing distance between the base station and the antenna array on a high-speed train. The proposed technique achieves a channel matrix with full rank and thereby improves the channel capacity. This Abstract is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
US09197310B2 Multi-antenna receiver with a time synchronization common to the different receiver chains
The invention relates to a receiver of a signal built as successive frames, comprising a plurality of antennas, a signal receiving chain associated with each antenna, and a power amplifier on each receiving chain to which is applied a gain set point provided by a gain control unit characterized in that it comprises an antenna selecting unit configured to select one antenna from the plurality of antennas, and a time synchronizing unit configured to determine the frame start and end times in the signal received by the selected antenna. The antenna selecting unit is further configured to assess the gain set point of each receiving chain and to eliminate from the selection each antenna associated to a receiving chain which gain set point in not in a steady state.
US09197309B2 Systems and methods for providing signals of multiple active wireless transmitters
Systems and methods for combining signals from multiple active wireless transmitters are discussed herein. An exemplary system comprises a radio enclosure, a first transmitting RFU, a second transmitting RFU, and a combiner. The first transmitting RFU may be configured to receive a signal, upconvert the signal, compare a phase of the upconverted signal to a predetermined phase value, and adjust the phase of the signal based on the comparison to provide a first phase-adjusted upconverted signal. The second transmitting RFU may be configured to receive the signal, upconvert the signal, compare a phase of the upconverted signal to the predetermined phase value, and adjust the phase of the signal based on the comparison to provide a second phase-adjusted upconverted signal. The coupler may be configured to combine the first and second phase-adjusted upconverted signals to create an output signal and provide the output signal to an antenna for transmission.
US09197306B2 Method, system and apparatus using multiple feedbacks for uplink closed-loop beamforming
A method, apparatus, and system for transmitting and controlling uplink diversity signals in a mobile communication device. While in a soft handoff situation, a mobile communications device may receive a phase feedback signal from a non-serving base station. The mobile device may calculate a modified phase parameter based on the phase feedback signal from the non-serving base station in order to minimize interference with the non-serving base station, for example, by calculating a modified value of a phase difference in a direction opposite to the direction desired by the non-serving base station. In some embodiments of the invention, the mobile device may determine whether to calculate the modified phase parameter in a direction opposite to the direction indicated by the phase feedback signal of the non-serving base station based on a comparison of power feedback signals received from the non-serving and serving base stations.
US09197302B2 MIMO communication method
A method of achieving diversity in a multiple-input-multiple-output (MIMO) communication system. The MIMO communication system has a lower number of receiving antennas compared to the number of transmitting antennas. In the MIMO communication system, selection diversity is achieved by using a switch that selectively chooses a receiver antenna based on a signal to noise ratio of the signal captured by the receiving antenna. Alternatively, the signals that are received by the respective receiving antennas are combined in order to achieve combination diversity.
US09197294B2 Transponder tag with improved tolerance to presence of near-field loading material
A mixing inlay (102) is provided which includes a first radiating element (110a), a second radiating element (110b), and a non-linear mixing component (112) connected between adjacent end portions (114a, 114b) of the first and second radiating elements. The mixing inlay is configured to receive a first exciter signal having a first frequency and a second exciter signal having a second frequency, and in response, to radiate a mixing product signal produced by the mixing inlay from the first and second exciter signals. A conductive parasitic element (116) is disposed within a near field of the re-radiating transponder. A distance provided between the conductive parasitic element and the radiating elements is varied over the length of the conductive parasitic element to enhance a sideband signal generated by the mixing inlay.
US09197293B2 Mobile communications device providing secure element data management features and related methods
A mobile communications device may include a near field communications (NFC) device, an input device configured to generate a memory wipe command, a memory, and a memory controller coupled with the NFC device, the input device, and the memory. The memory controller may be capable of receiving secure data from a provisioning server to the memory, receiving wiping instruction data from the provisioning server to the memory for wiping the secure data from the memory, and wiping the secure data from the memory based upon the memory wipe command and the received wiping instruction data.
US09197292B2 Non-mating connector
Disclosed is the technology to create connectors based solely on capacitive or inductive coupling that are impervious to ambient moisture giving rise to the idea of waterproof connectors and ultimately to waterproof consumer electronics. NMCs use no conductive tracks for ohmic contacts. The present invention is a waterproof version of a connector conforming to the USB 3.0 standard, which is visually and mechanically similar to current popular USB connectors.
US09197289B2 Dynamic transmit power control method and power line communication system
The present discloses a dynamic transmit power control method for a power line communication (PLC) system. The dynamic transmit power control method includes steps of collecting a data; and adjusting a compliant transmit power spectrum density (PSD) mask according to a non-flat transmit PSD mask and the data; wherein the compliant transmit PSD mask complies with the non-flat transmit PSD mask, which comprises a plurality of reference PSDs corresponding to a plurality of frequency bands.
US09197286B2 Radio communication apparatus
An apparatus includes: an offset adjustment unit supplying an offset correction signal corresponding to a frequency switching to an adder unit receiving output from a mixer; a timing adjustment unit adjusting the timing of a frequency switching signal supplied to a local oscillator and the timing of an offset correction amount switching signal supplied to the offset adjustment unit for changing an offset amount in correspondence with the frequency switching in the local oscillator; a noise amount measurement and calculation unit receiving a signal obtained by amplifying and filtering the signal from the adder unit, to measure a noise amount of the signal and generates a timing determination signal based on the noise amount; and a control unit controlling frequency switching signal timing and the offset correction amount switching signal supplied to the timing adjustment unit, based on the timing determination signal from the noise amount measurement and calculation unit.
US09197276B2 Semiconductor device, radio communication terminal, and method for controlling semiconductor device
A semiconductor device according to the present invention includes a PLL circuit, in which the PLL circuit includes: a phase difference detection unit that detects a phase difference between a reference signal and a division signal; a filter that outputs a control signal according to a detection result of the phase difference detection unit; an oscillation unit that outputs an oscillation signal of a frequency according to the control signal; a division unit that divides the oscillation signal to output it as the division signal; a noise intensity detection unit that detects a noise intensity of a predetermined frequency component included in the control signal; and a phase difference adjustment unit that adjusts a phase difference between the reference signal and the division signal based on the noise intensity detected by the noise intensity detection unit.
US09197275B2 Distance marker and mobile device case for distance measurement
A mobile device case or cover can include a distance marker for distance measurement. A mobile device coupled with the case may include a measurement application or module that can acquire video or still images of the distance marker. The measurement application can calculate a distance to the distance marker based on a captured image of the distance marker in the video or still images. The mobile device case can include a pocket, slot, or storage compartment for storing the distance marker.
US09197274B2 Elastomeric chassis suspension for electronic devices
Novel tools and techniques are described for protecting an electronic device. In one aspect, an electronic device might comprise a housing defining an open front face, a chassis disposed within the housing, a panel disposed within the open front face of the housing and supported on the chassis, and an elastomeric overmold surrounding at least a portion of a perimeter of the panel and disposed between at least a portion of the chassis and at least a portion of the housing. In some cases, the overmold might be configured to provide a perimeter seal around the panel and to deform upon a frontal impact to the panel or housing. The overmold might be configured to prevent intrusion of liquids or particulates within the electronic device. In another aspect, a protective housing, which might comprise the housing, the chassis, and the overmold, may be provided for protecting a stand-alone electronic device.
US09197271B2 Proximity detection using an antenna and directional coupler switch
Detection of an increase in a mismatch of an antenna of a radio frequency (RF) device and/or a change in a capacitance value of the antenna indicates proximity of a body to the antenna. Upon detection of proximity of a body to the antenna, reduction of transmit power of the RF device may be done to meet Specific Absorption Rate (SAR) level regulations.
US09197269B2 Multi-tuner radio systems and methods
A system, apparatus, method, and media directed to navigation in the field of digital radio systems are provided. For example, an apparatus, method, or medium can be implemented to provide a multi-tuner portable digital radio device that includes multiple modes and/or advances navigation tools.
US09197267B2 Methods and apparatus for joint demodulation with max-log MAP (MLM)
Certain aspects of the present disclosure relate to techniques and apparatus for performing joint demodulation using a Max-Log MAP algorithm in wireless communications systems. An exemplary method generally comprises receiving a signal comprising one or more serving streams and one or more interfering streams; and processing the signal by performing joint demodulation using a max log map (MLM) algorithm for at least one of the one or more serving streams or at least one of the one or more interfering streams.
US09197265B2 Receiving device and method for removing mismatch in wireless communication system, and low-power amplifier thereof
The present invention relates to a receiving device and method for removing a mismatch in a wireless communication system, and to a low noise amplifier (LNA) therefor. According to the present invention, the receiving method for removing the mismatch comprises the steps of: distinguishing the type of input signal received through a wireless network; controlling such that a common bias is applied to transistors within a low noise amplifier, if said input signal is a wideband signal; and outputting a signal from which said mismatch has been removed, by using a current mirror mode in which current paths within said low noise amplifier are crossed.
US09197264B1 Reducing interference for multiple receive antennas
Methods, systems, and devices are described for reducing interference for wireless communication in a wireless device with multiple receive antennas. In aspects for reducing interference, a combined signal may be generated by combining a plurality of received signals from a plurality of respective receive antennas of the wireless device, for example, using one or more different types of combining A common distortion of the plurality of received signals may be estimated based at least in part on the combined signal, and interference reduction may be performed on one or more of the plurality of received signals based at least in part on the estimated common distortion.
US09197257B2 Harmonic filtering for an up-converting, voltage mode, passive mixer
Disclosed herein is a passive, voltage mode transmitter assembly and method of operation. The passive, voltage mode transmitter assembly comprises a baseband filter configured to filter a source baseband signal, a harmonics filter, connected to the baseband filter, configured to remove harmonics from the filtered, source baseband signal, a passive, voltage mode mixer, connected to the harmonics filter, configured to up-convert an output of the harmonics filter to a radio signal, and a power amplifier, connected to the passive, voltage mode mixer, configured to amplify the radio signal.
US09197255B2 RF transmitter with average power tracking and methods for use therewith
A RF transmitter includes a power amplifier that generates a transmit signal modulated with outbound data for transmission to a remote communication device via an antenna section. A supply voltage to power the power amplifier is adjusted based on an average power tracking signal. A reflected power from the antenna section is measured. The average power tracking signal is adjusted based on the reflected power to compensate for the changes in impedance of the antenna section and to maintain a desired linearity.
US09197249B2 Adaptive LDPC-coded multidimensional spatial-MIMO multiband generalized OFDM
Systems and methods of transmitting includes one or more low-density parity-check (LDPC) encoders configured to adaptively encode one or more streams of input data by adjusting error correction strength based upon channel conditions. One or more mappers are configured to map one or more encoded data streams to symbols by associating bits of the symbols to points of an optimum signal constellation design (OSCD) based on one or more encoded data streams, the OSCD being decomposed into two or more sub-constellations. A spectral multiplexer is configured to combine symbol streams for the one or more encoded data streams to provide a plurality of spectral band groups. A mode multiplexer is configured to combine spectral contents of the plurality of spectral band groups allocated to a plurality of spatial modes for transmission over a transmission medium.
US09197246B2 Iterative decoding of blocks with cyclic redundancy checks
The iterative decoding of blocks may be continued or terminated based on CRC checks. In an example embodiment, one iteration of an iterative decoding process is performed on a block whose information bits are covered by a CRC. The iterative decoding process is stopped if the CRC checks for a predetermined number of consecutive iterations. In another example embodiment, a decoding iteration is performed on a particular sub-block of multiple sub-blocks of a transport block, which includes a single CRC over an entirety of the transport block. The CRC is checked using decoded bits obtained from the decoding iteration on the particular sub-block and decoded bits obtained from previous decoding iterations on other sub-blocks of the multiple sub-blocks. The decoding iteration is then performed on a different sub-block if the CRC does not check. Also, the decoding iterations for the sub-blocks may be terminated if the CRC checks.
US09197243B2 Compression ratio for a compression engine
An output sequence of data elements is processed. The output sequence of data elements represents a sequence of input data elements in a compressed format. An output data element comprises a backward reference for each string in the input data elements that occurs again in an input data element that is used to produce the output data element. A backward reference identified in a selected output data element is used for selecting the string to which it refers in the stored input data elements. The selected string is combined with strings of one or more subsequent output data elements. A matching sequence in the stored input data elements matching at least part of one or more combined strings is found. A combined string of the one or more combined strings having the longest matching sequence is selected. The backward reference is redefined to indicate the longest matching sequence.
US09197234B1 Readout circuit and method of using the same
A readout circuit includes a first analog circuit for receiving an output of a first sub-array of a pixel array, wherein the first analog circuit is configured to output a first analog signal. The readout circuit further includes a second analog circuit for receiving an output of a second sub-array of the pixel array, wherein the second sub-array comprises at least one pixel on a same row of the pixel array as at least one pixel of the first sub-array, and the second analog circuit is configured to output a second analog signal. The readout circuit further includes a first digital circuit for receiving the first analog signal and to convert the first analog signal to a first digital signal, wherein the first digital circuit is further configured to receive the second analog signal and to convert the second analog signal to a second digital signal.
US09197232B1 Spectrally weighted analog to digital conversion
Systems and methods presented herein provide for analog to digital conversion with variable bit resolution. In one embodiment, a system includes a processor and a multiplexer. The processor is operable to receive an analog signal, to detect power spectral densities in the analog signal, to segment the analog signal into at least two frequency bands, to sample each of the frequency bands, and to quantize each of the sampled frequency bands with bit resolutions according to detected power spectral densities of the frequency bands. The multiplexer is operable to multiplex the quantized frequency bands into a data stream.
US09197227B2 Semiconductor device
The disclosed invention is intended to adjust the driving power of an oscillation circuit to be optimal with a simple circuit configuration. A chip includes an oscillation circuit, an amplifier, an effective value measuring circuit, and a control unit. The oscillation circuit includes an inverting amplifier and a resistor coupled in parallel to the inverting amplifier. The oscillation circuit in which the inverting amplifier is coupled to a crystal oscillator outside the chip generates an oscillation circuit by driving the crystal oscillator. The effective value measuring circuit measures an effective value of an oscillation signal produced by the oscillation circuit. The control unit controls the gain of the inverting amplifier so that the effective value will be equal to a target voltage.
US09197223B2 Electronic circuit, radar apparatus, and method of performing self-diagnosis on radar apparatus
An electronic circuit includes a first PLL circuit including a first frequency divider whose frequency-division ratio is variably controlled, a second frequency divider configured to divide a frequency of a signal input into the first frequency divider, a delay circuit configured to delay an output signal of the second frequency divider, a second PLL circuit configured to receive an output signal of the delay circuit as a reference signal, and a mixer circuit configured to receive as inputs an oscillating signal of the first PLL circuit and an oscillating signal of the second PLL circuit.
US09197221B2 Class-F CMOS oscillator incorporating differential passive network
A novel and useful oscillator topology demonstrating an improved phase noise performance that exploits the time-variant phase noise model with insights into the phase noise conversion mechanisms. The oscillator is based on enforcing a pseudo-square voltage waveform around an LC tank by increasing the third-harmonic of the fundamental oscillation voltage through an additional impedance peak. Alternatively, the oscillator is based on enforcing clipped oscillation waveform by increasing the second harmonic of the fundamental oscillation voltage through an additional impedance peak. This auxiliary impedance peak is realized by a transformer with moderately coupled resonating windings. As a result, the effective impulse sensitivity function (ISF) decreases thus reducing the oscillator's effective noise factor such that a significant improvement in the oscillator phase noise and power efficiency are achieved.
US09197220B2 Method for resetting photoelectric conversion device, and photoelectric conversion device
A reset method of an photoelectric conversion device at least including a phototransistor having a first collector, a first base, and a first emitter, and a first field-effect transistor having a first source, a first drain, and a first gate, includes: connecting the first base, and one of the first source and the first drain of the first field-effect transistor by having a common region, or a continuous region, without a base electrode; supplying a base reset potential to the other of the first source and the first drain; and overlapping a time in which a first emitter potential is supplied to the first emitter and a time in which a first ON-potential that turns on the first field-effect transistor is supplied to the first gate.
US09197216B2 Multiplexing for systems with multiple supply sources
A system includes an inverter element to gate forward current flow from a first signal source, and a reverse current inhibition element to block reverse current flow towards the first signal source from a second signal source.
US09197213B1 Level shifter
A level shifter includes a voltage converter having an input and an output coupled to a first node, a transistor coupled between a power node and a third node and having a gate coupled to the first node, a transistor coupled between a fourth node and a reference node and having a gate coupled to the first input node, a voltage converter having an input coupled to a second input node and an output coupled to a second node, a transistor coupled between the power node and the fourth node and having a gate coupled to a second node, a transistor coupled between the third node and the reference node and having a gate coupled to the second input node, a third inverter coupled between the third node and the fourth node and an fourth inverter coupled between the third node and the fourth node.
US09197212B2 Apparatus and method for correcting output signal of FPGA-based memory test device
An apparatus and method for correcting an output signal of an FPGA-based memory test device includes a clock generator for outputting clock signals having different phases; and a pattern generator for outputting an address signal, a data signal and a clock signal in response to the clock signals input from the clock generator, and correcting a timing of each of the output signals using flip flops for timing measurement. Wherein the address signal, the data signal and the clock signal, through a pattern generator, are implemented with a programmable logic such as FPGA, thereby shortening the correcting time without the use of an external delay device, and increasing accuracy of output timing of the signal for memory testing, ultimately enhancing performance (accuracy) of a memory tester.
US09197211B2 Reset synchronization logic circuit
A digital circuit portion comprises a flip-flop (20) having a clock input (22) and an output (data); a clock signal (ck); and a gate (24) between said clock signal (ck) and said clock input (22), said gate (24) being arranged selectively to couple the clock signal (ck) to the clock input (22) in dependence upon the output of the flip-flop (20).
US09197210B1 Programmable logic device with a self-power down mechanism
Apparatuses for reducing power consumption in a programmable logic device (PLD) with a self power down mechanism are disclosed. Methods and a machine readable medium for restoring a prior known state are provided. The prior known state is stored in a memory module before the PLD is powered down and the same state is restored from the memory module when the PLD is powered up. The memory module may be an internal or an external non-volatile or volatile memory source. One sector of the memory may be used to store the previous known state. The memory sector can be partitioned into different sections. One section may be used as a header section associated with a data storage section. Partitioning the memory sector into different sections and utilizing multiple addresses from each section ensure less read and write cycles during the powering down and the powering up of the PLD.
US09197208B2 Projected capacitive touch sensor with asymmetric bridge pattern
A capacitive touch sensitive device includes a matrix of pads patterned in a first electrically conductive material on a substrate. Horizontally adjacent pads within each even row of the matrix are electrically coupled to one another via channels to form a plurality of horizontally arranged electrodes. Insulators are positioned over respective channels. Conductive links are formed over respective insulators and are configured to electrically couple vertically adjacent pads between odd rows of the matrix to form a plurality of vertically arranged electrodes. The dimensions of the channels and the conductive links are configured such that an RC time-constant (RCtc) of each of the vertically arranged electrodes substantially matches an RCtc of each of the horizontally arranged electrodes.
US09197200B2 Dynamic level shifter circuit
A level shifter does not require any DC (standby) current consumption and has a fast operation with low propagation delay. The level shifting from input to output voltage ranges is performed by a pair of level shifting capacitors. The input-output power voltages domains are unrestricted and flexible. DC isolation is deployed between power domains. Symmetrical rise/fall times are without duty cycle distortion. Over voltage stress is reduced by using metal capacitors. Finally the level shifter does not use high-voltage devices for level shifting purpose. Embodiments of level shifters provide one-way level shifting and bi-directional level shifting.
US09197193B2 Signal separation apparatus
A signal separation apparatus includes a piezoelectric substrate on which a transmission filter and a reception filter are provided. The reception filter includes first, second and third longitudinally coupled resonator-type elastic wave filter devices and the first, second and third longitudinally coupled resonator-type elastic wave filter devices each including a two-stage cascade connection structure. The signal separation apparatus further includes virtual ground wiring lines that are not connected to a ground potential and that connect ground terminals of adjacent longitudinally coupled resonator-type elastic wave filter units to each other on at least one of a first, second, and third group-A longitudinally coupled resonator-type elastic wave filter units side and a first, second, and third group-B longitudinally coupled resonator-type elastic wave filter units side.
US09197191B2 Howling suppression device and adaptive notch filter
An adaptive notch filter adaptively modifies one or more notch frequencies. The adaptive notch filter includes a transfer function equivalent to coupling j stages (where j is a natural number equal to or greater than 1) of adaptive notch filter units each having a transfer function Hf(z) expressed by a predetermined equation and having a different notch frequency.
US09197188B2 Wide range continuously tunable capacitor bank
A wide range tunable capacitor bank is provided. The capacitor bank comprises a variable capacitor, the capacitance value of which is adjustable within a predetermined capacitance range defined by a minimum capacitance value and a maximum capacitance value. The capacitor bank further comprises one or more switched capacitors each electrically connected in circuit to the variable capacitor. The variable capacitor is configured to allow the capacitance value thereof to be adjusted within the predetermined capacitance range and the one or more switched capacitors are configured to be selectively actuated to permit continuous tuning of the capacitor bank over a second capacitance range that is greater than the predetermined capacitance range. Applications in which the capacitor bank may be implemented, and a method of fabricating an integrated system comprising a plurality of passive components, such as, for example, those of the capacitor bank and high quality factor inductors, are also provided.
US09197185B2 Resonator device including electrodes with buried temperature compensating layers
An acoustic resonator includes a substrate and a first composite electrode disposed over the substrate. The first composite electrode includes first and second electrically conductive layers and a first temperature compensating layer disposed between the first and second electrically conductive layers. The second electrically conductive layer forms a first electrical contact with the first electrically conductive layer on at least one side of the first temperature compensating layer, and the first electrical contact electrically shorts a first capacitive component of the first temperature compensating layer.
US09197183B2 Method of fabricating a single-piece micromechanical component including at least two distinct functional levels
The invention relates to a method of fabricating a single-piece micromechanical component including at least two distinct functional levels. According to the invention, the method includes a LIGA process on a single level combined with the machining of the LIGA deposition directly on the substrate.
US09197179B2 Low voltage transmitter
A wireless communications transmitter is divided into N binary weighted communication signal processing paths including both fixed and variable gain communication signal processing chains. Specific bit sequences are used to select a combination of fixed and variable gain signal processing paths to adjust to a desired transmitter output power. Alternately, high and low power communication signal processing paths are chosen as needed with the high power communication signal processing path including an odd order harmonic notch filter.
US09197178B2 Headphone with active noise cancelling and auto-calibration method thereof
A headphone with active noise cancelling and auto-calibration method thereof is disclosed. The headphone includes a first gain-amplifier, an active noise cancelling module, a speaker, a measurement circuit, a calibration control circuit and USB driving circuit. Auto-calibration of the headphone is by use of a USB interface in the instant disclosure, so as to significantly reduce calibration time and then improve production efficiency.
US09197177B2 Method and implementation apparatus for intelligently controlling volume of electronic device
The present invention discloses a method and an implementation apparatus for intelligently controlling volume of an electronic device, where the electronic device is installed with microphones. The method includes receiving an external sound picked up by the microphones, extracting content information of the external sound, determining, according to the content information of the external sound, whether a prestored sound template database includes a sound that is matched with the content information of the external sound, and generating a first determining result. If the first determining result is yes, the method includes adjusting volume of a sound that is being output, or generating a prompt tone, turning off a sound that is being output, and outputting the prompt tone. In the present invention, an electronic device is enabled to intelligently control its own volume according to an external sound.
US09197174B2 Analog baseband filter for radio transceiver
An analog baseband filter for a radio transceiver is provided. An analog baseband filter for a multi-mode multi-band radio transceiver includes a current-voltage conversion amplifier converting a current received at the analog baseband filter into a voltage and adjusting a gain of an output voltage of the current-voltage conversion amplifier using a plurality of resistors, and a source follower circuit compensating for temperature for the output voltage of the current-voltage conversion amplifier.
US09197173B2 Chopper-stabilized instrumentation amplifier for impedance measurement
This disclosure describes a chopper stabilized instrumentation amplifier. The amplifier is configured to achieve stable measurements at low frequency with very low power consumption. The instrumentation amplifier uses a differential architecture and a mixer amplifier to substantially eliminate noise and offset from an output signal produced by the amplifier. Dynamic limitations, i.e., glitching, that result from chopper stabilization at low power are substantially eliminated through a combination of chopping at low impedance nodes within the mixer amplifier and feedback. The signal path of the amplifier operates as a continuous time system, providing minimal aliasing of noise or external signals entering the signal pathway at the chop frequency or its harmonics. The amplifier can be used in a low power system, such as an implantable medical device, to provide a stable, low-noise output signal.
US09197169B2 Current reuse amplifier
A current reuse amplifier is disclosed. The amplifier includes a first field effect transistor (FET); and a second FET with a source coupled with a gate of the second FET and a drain of the first FET through a first resistor in a DC mode but floated from a ground in an AC mode. A feature of the current reuse amplifier is that the amplifier further includes a shunt block connected in the source of the second FET to shunt a DC current flowing in the second FET to the ground. A DC current flowing in the first FET is smaller than a DC current flowing in the second FET, and the first FET has a size smaller than a size of the second FET.
US09197168B2 Amplitude modulation to phase modulation (AMPM) distortion compensation
To generate amplitude modulation to phase modulation (AMPM) predistortion data that compensates for phase distortion in a power amplifier of a communication device, a test signal is amplified via the power amplifier. The amplified test signal is combined, by wave superposition, with a reference oscillator signal into a resultant signal. The resultant signal is an outcome of interference between the amplified test signal and the reference oscillator signal. The resultant signal power is measured using envelope information and, from the measurement, a predistortion phase shift is determined that when applied to the test signal maximizes the interference between the amplified test signal and the reference oscillator signal. AMPM predistortion data is generated to correspond with the predistortion phase shift.
US09197167B2 Amplifying circuit and touch control sensing system
An amplifying circuit, which comprises: an amplifier, comprising a signal input terminal and a signal output terminal; a first current sinking module, for sinking a third current from the signal input terminal; and a noise sensing module, for sensing a output voltage level at the signal output terminal, for controlling the first current sinking module to sink the third current from the signal input terminal if the output voltage level is larger than a first high threshold value, and for controlling the first current sinking module not to sink the third current if the output voltage level is smaller than the first high threshold value.
US09197165B2 Pseudo-envelope following power management system
Embodiments disclosed in the detailed description relate to a pseudo-envelope follower power management system used to manage the power delivered to a linear RF power amplifier.
US09197162B2 Envelope tracking power supply voltage dynamic range reduction
A radio frequency (RF) system includes an RF power amplifier (PA), which uses an envelope tracking power supply voltage to provide an RF transmit signal, which has an RF envelope; and further includes an envelope tracking power supply, which provides the envelope tracking power supply voltage based on a setpoint. RF transceiver circuitry, which includes envelope control circuitry and an RF modulator is disclosed. The envelope control circuitry provides the setpoint, such that the envelope tracking power supply voltage is clipped to form clipped regions and substantially tracks the RF envelope between the clipped regions, wherein a dynamic range of the envelope tracking power supply voltage is limited. The RF modulator provides an RF input signal to the RF PA, which receives and amplifies the RF input signal to provide the RF transmit signal.
US09197161B2 Driving a mixer with a differential lo signal having at least three signal levels
The mixer of a transmit chain of a wireless transmitter (such as the transmitter of a cellular telephone handset) is driven with low third harmonic in-phase (I) and quadrature (Q) signals. The low third harmonic I and Q signals have three or more signal levels, and transition between the these three or more signal levels at times such that each of the I and Q signals approximates a sine wave and has minimal third harmonic spectral components. In one example, reducing the third harmonic components of the I and Q signals simplifies design of amplifier stages of the transmitter and helps reduce receive band noise.
US09197160B2 Method and apparatus for performing analog-to-digital conversion on multiple input signals
A method, computer-readable storage medium, and signal processing apparatus for processing a plurality of input signals. The method includes receiving or generating a first intermediate signal and a second intermediate signal. The first and second intermediate signals are summed and the summed signals are output to a signal analog-to-digital converter having a predetermined sampling frequency.
US09197159B2 Mixer
A mixer includes a first node to which an intermediate frequency (IF) signal is input; first and second transistors that respectively have control terminals supplied with local signals having mutually opposite phases and output terminals connected to the first node; a first filter that is connected between the output terminal of the second transistor and the first node and suppresses passage of the IF signal; a second node to which the IF signal is input; third and fourth transistors that respectively have control terminals supplied with local signals having mutually opposite phases and output terminals connected to the second node; a second filter that is connected between the output terminal of the fourth transistor and the second node and suppresses passage of the IF signal; and a combiner combining a signal output from the first node and a signal output from the second node.
US09197154B2 Detachable junction box base
A detachable solar junction box base is disclosed, having a junction box, whose left and right sides being respectively installed with a pivotal connection button, and the bottom side thereof being installed with at least an elastic snap tab, two elastic clip tabs, a first connection port and a second connection port; and a base, the body thereof being an integral base formed by two arm parts and a traverse board part, in which the two arm parts are located at the left and right sides of the base and the traverse board part is disposed at the front end of the base, and in which each of the arm parts is respectively installed with an ear seat and a pivotal connection hole at the interior corner thereof, as well as a hollow accommodation part constituted by the arm parts and the traverse board part to receive the junction box.
US09197152B2 Control method implemented in a power converter and intended for identifying parameters linked to the magnetic saturation of an electric motor
A control method implemented in a power converter including an inverter connected to a synchronous electric motor including permanent magnets, the electric motor being modeled in the power converter by a mathematical model of currents in the electric motor expressing a flux current and a torque current on the basis of magnetic-saturation parameters. The control method identifies magnetic-saturation parameters during a learning procedure including applying a static voltage signal and a high-frequency voltage signal along an axis of the flux and/or an axis of the torque of the motor to cause an oscillation of the current on the axis of the flux and/or on the axis of the torque.
US09197151B2 Alternator overvoltage protection circuit
Disclosed is an alternator overvoltage protection circuit having a TRIAC and a MOSFET. The TRIAC is electrically connected to the MOSFET and the TRIAC is electrically connected to a magneto. The TRIAC is configured to ground the magneto when triggered by the MOSFET. The MOSFET is electrically connected to an alternator and configured to conduct when the alternator operates in an overvoltage condition. Also disclosed is a method of alternator overvoltage protection for a piece of outdoor power equipment, the method including providing a TRIAC and an alternator rotated by an engine having a magneto, wherein the alternator outputs a voltage when rotated by the engine. The method further includes configuring the TRIAC to ground the magneto when the alternator operates in an overvoltage condition, thereby disabling the magneto, which stops the rotation of the engine and stops the alternator from outputting voltage.
US09197149B2 Motor drive apparatus
A motor drive apparatus comprises: a position signal generation portion that generates a position signal corresponding to a rotor position of a brushless DC motor; and a logic portion that when starting the brushless DC motor, disposes a non-energizing period immediately after starting forced commutation at a phase switchover timing corresponding to a predetermined forced commutation frequency and performs energizing control of the brushless DC motor such that usual commutation is started at a phase switchover timing corresponding to the position signal that is generated during an inertial rotation of the rotor.
US09197148B2 Semiconductor device and inverter system
A semiconductor device includes first and second resistor groups, first and second switch groups, a register, and an amplifier. The first resistor group includes plural first resistors connected in series between a first terminal and an output of the amplifier. The first switch group includes plural first switches. Each of the first switches is connected between a corresponding one of the connection point between the first resistors and the inverting input terminal of the amplifier. The second resistor group includes plural second resistors connected in series between a second terminal of the amplifier and a reference voltage source. The second switch group includes plural second switches. Each of the second switches is connected between a corresponding one of the connection point between the second resistors and a positive input terminal of the amplifier. The register selects each of first and second switches.
US09197144B2 Method and system for controlling a motor
A method and system for controlling a motor is provided. In particular, various embodiments of the present disclosure describe a method and system for controlling a spindle motor in a hard disk drive (HDD) A method of controlling a motor is provided, the motor including a 3-phase synchronous motor with three terminals of an electromagnetic winding configuration. The method includes providing an input voltage between two of the terminals and measures a resultant silent terminal voltage at the third terminal, which is thereafter used in determining a rotor position. A corresponding system for controlling a motor is further provided.
US09197141B2 Piezoelectric motor with efficient transfer of energy
Provided are embodiments of piezoelectric motors which comprise at least one piezo-electrically active part and one passive part which are mounted with the ability of relative movement with respect to each other and which interact with each other by friction. The piezo-electrically active part includes at least one oscillator of acoustic vibrations with one or more piezoelectric elements in the form of a planar ring with acoustically attached flat pushers made from materials such as steel or ceramic. The flat pushers are pressed to a flat surface of the piezoelectric element, either directly or through an elastic element.
US09197139B2 Rectifier charge rate controller
A rectifier circuit comprising an AC input, at least one thyristor coupled to the AC input, a DC bus driven by the at least one thyristor, a controller arranged to: derive a first current in the DC bus, derive a maximum current demand on the DC bus, and provide a trigger signal to the at least one thyristor based on the derived maximum current and the derived first current.
US09197135B2 Bi-directional DC/DC converter with frequency control change-over
A bi-directional DC/DC converter comprises bridge circuits connected to DC voltage sources, an isolation transformer, an LC resonance circuit, and detection circuits for detecting voltages and currents of the DC voltage sources. A control circuit in the power flow from a first DC voltage source to a second DC voltage source changes over between fixed frequency control and frequency modulation control according to the magnitude of a control variable, and a control circuit in the power flow from a second DC voltage source to the first DC voltage source changes over between fixed frequency control and frequency modulation control according to the magnitude of another control variable. Thus, the bi-directional DC/DC converter can be applied to devices with a wide range of input and output voltages.
US09197134B2 High voltage controller with improved monitoring and diagnostics
A high voltage controller configured to drive a high voltage generator. The high voltage controller includes a voltage select input and a current select input, an actual voltage input and an actual current input. First circuitry is configured to generate an alternating current (AC) drive signal. Second circuitry configured to generate a direct current (DC) drive signal. Closed loop control circuitry is configured to adjust the DC drive signal based on at least one of the voltage select and current select inputs and at least one of the actual voltage and actual current inputs. The first circuitry may include a push-pull circuit. The second circuitry may include a pulse width modulation (PWM) controller. A high voltage generator may be coupled to the AC and DC drive signals. The high voltage generator may include a high voltage transformer having a pair of primary windings and center tap. The AC drive signal may be coupled to the primary windings and the DC drive signal may be coupled to the center tap.
US09197127B2 Power supply controller
A power supply controller includes a switch circuit to be provided between the power source and the power supply path, the switch circuit switches the power supply from the power source to the load between on and off, and a power-supply-path protection circuit. The power-supply-path protection circuit controls switching operation of the switch circuit according to a power-supply command signal that commands to start or terminate the power supply to the load, to calculate a temperature of the power-supply path, and if the calculated temperature reaches a predetermined upper limit, to inhibit the switch circuit from the power supply, thereby protecting the power-supply path. In a case where the power supply by the switch circuit is inhibited, if the temperature of the power supply path decreases to a predetermined threshold temperature, the power-supply-path protection circuit removes inhibition of the power supply by the switch circuit.
US09197120B2 Linear actuator
A linear actuator is provided with an outer tube and an inner tube inserted in the outer tube so as to be free to slide. The linear actuator is also provided with a rod erected at a central axis part of the inner tube and forming an annular space between the rod and the inner tube, a rod guide provided at an extreme end of the rod in sliding contact with an inner surface of the outer tube, a plurality of permanent magnets arranged along an axial direction in the rod, and a plurality of coils retained by the outer tube so as to face the permanent magnets. A cross-sectional area of an outer periphery of the inner tube along which the outer tube slides and a cross-sectional area of an inner periphery of the outer tube along which the rod guide slides are set to be equal.
US09197115B2 Electric machine cooling
Embodiments of the invention provide an electric machine module including an electric machine. The electric machine includes a rotor and a stator assembly, and an output shaft having a longitudinal axis that is circumscribed by a portion of the rotor. The output shaft may comprise an output shaft channel and the rotor may include a rotor channel, and the rotor and the output shaft channels may be in fluid communication. The machine further includes a coolant jacket at least partially within a sleeve member that circumscribes at least a portion of the stator assembly, and at least one pump mounted generally concentrically with respect to the output shaft, that is in fluid communication with the coolant jacket. Some embodiments of the electric machine module include coupling to a fluid system that is configured and arranged to transport fluid, such as the coolant, throughout the fluid system.
US09197114B2 Brushless alternator
A brushless alternator has a housing with a front portion and a rear portion. A stator assembly, rotor assembly, and coil support are positioned within the housing. The coil support has a shank portion of a first outer diameter and a base portion of a second outer diameter greater than first outer diameter. The base portion includes a plurality of air flow openings that extend through a second sidewall. A rectifier and regulator assembly is positioned on the outside of the rear portion of the housing. A front fan circulates air across the stator assembly at the front portion of the housing. A rear fan creates a cooling flow of air through flow openings of the coil support to circulate air across the regulator and rectifier assembly and the stator assembly.
US09197112B2 Device for dynamic balancing of a rotating component of a centrifuge
A device for limiting an unbalance in inside a centrifugal, with an electric motor to drive a rotating component disposed in an enclosure around a rotational axis, wherein a rotor of the electric motor is non-rotatably connected to the rotating component, a bearing assembly for the rotor and the stator to be arranged in, and a stabilizer unit which generates as a function of a disturbing force acting on the rotating component a balancing force that is adapted to compensate said latter, the bearing assembly including support means such as to make the stator radially movable, and the stabilizer arranged radially outside and/or inside said stator and/or support means of the bearing assembly and having stabilizing means whereby in aggregate a radial balancing force can be generated.
US09197111B2 Work output device
A work output device is revealed. The work output device includes two motor rotors respectively arrange at two ends of a horizontal main rotating shaft. An outer transmission shaft of each motor rotor starts rotating after the power is turned on. The rotating outer transmission shaft drives the main rotating shaft to rotate in one direction through a speed change gear mechanism. The motor rotors are synchronously driven to rotate around the main rotating shaft and move from a lower position to a higher position. At the moment, the power is turned off and the motor rotors turn back from the higher position to the lower position with the help of gravity. Thus a cycle of repetitive up-and-down half circle rotation is completed. Moreover, the main rotating shaft drives a work output shaft to rotate by a torque controller.
US09197105B2 IPM motor rotor and production method therefor
In an IPM motor rotor, a rotor core has a plurality of magnetic poles, and each magnetic pole is formed by two permanent magnets. The two permanent magnets of each magnetic pole are two split pieces obtained by splitting one parent permanent magnet that is larger than the permanent magnets.
US09197102B2 Stator assembly for motor having hall sensor part fixed to end of tooth of stator
The present invention relates to a stator assembly that includes: a stator core having a circular base, a plurality of teeth radially formed along an outer circumference of the base, and at least one coupling bushing formed along an inner circumference of the base; an insulation coating layer formed on an surface of the stator core; and a pair of base insulators coupled to top and bottom portions of the base, respectively.
US09197098B2 Standby power system that predicts a need to supply power to a load to minimize start time of a generator
Some embodiments relate to a standby power system. The standby power system includes a sensor that is adapted to monitor a primary power source which provides power to a load. In some embodiments, the sensor may monitor characteristics of the power supplied by the primary power source 12 that may be used to sense abnormalities. The standby power system further includes a generator that is also adapted to supply power to the load. As an example, the generator may include an internal combustion engine that drives an alternator. The standby power system further includes a generator controller that operates the generator and exchanges data with the sensor. The generator controller predicts a need to supply power to the load based on data received from the sensor. The generator controller then acts to minimize a time to availability of the generator based on the prediction.
US09197094B2 Wireless charger and charging system with multi-compatibility
A wireless charger and charging system compatible with several wireless charging solutions is provided. The wireless charger includes a charging module having a transmitting member that transfers wireless power to a receiving member of a chargeable device so that a battery of the chargeable device can be charged. If the chargeable device is compliant with a recognized wireless charging solution, a charging session can be initiated and the charging module can charge the chargeable device using a charging protocol that is compatible with the wireless charging solution.
US09197093B2 Non-contact charging system, non-contact charging method, non-contact charging type vehicle, and non-contact charging management apparatus
A charging apparatus assigns an area ID, which is information that the charging apparatus uses to determine the presence of a vehicle, to a charging area BS and transmits the assigned area ID. Based on return of the transmitted area ID from the vehicle 200, the charging apparatus establishes pairing, which is a communication connection setting, between the charging apparatus and the vehicle. The charging apparatus then performs electric power management of the electric power transmitted from the charging area BS to the vehicle in a non-contact manner through wireless communication between the paired vehicle and charging apparatus.
US09197091B2 Charge rate optimization
An electric charging system for a battery pack of an electric vehicle, including a charging station electrically coupled to the battery pack, the charging station transferring charging energy to the battery pack at a maximum fast charge rate in a first operational mode and transferring charging energy to the battery pack at a slower charge rate in a second operational mode; a data collection system acquiring a set of data indicating a state of charge (SOC) of the battery pack and one or more desired charge optimization parameters; and a station control, responsive to the set of data and to the desired charge optimization parameters, automatically establishing a charging profile for the battery pack to assert a control signal and operate the charging station in the second operational mode whenever the charging station is able to transfer sufficient energy to the battery pack at the slower charge rate to meet an SOC target and a charge completion time target, otherwise asserting the control signal and operate the charging station in the first operational mode.
US09197090B2 System of communication between stacked integrated circuits powered by different voltage supply levels in multiple cell-stacked battery pack
A system of communication between stacked integrated circuits powered by different voltage supply levels in a multiple cell-stacked battery pack is disclosed. The system includes a number of battery cells and a number of integrated circuits. Each integrated circuit includes a battery detecting unit, a data transceiving unit and a power acquiring unit. Since the data transceiving unit transmits signals by toggling voltage level, current flow which causes higher power consumption can be avoided. Meanwhile, the system of communication can therefore be applied to many internal communicating protocols.
US09197089B2 Rapid battery charging method and system
A method of rapidly charging a battery includes: (a) applying a charge to the battery using a charging profile; (b) monitoring a terminal voltage of the battery; (c) using a mathematical model to estimate a desired temporal state of charge of the battery and to estimate a predicted terminal voltage; (d) using the monitored terminal voltage of the battery and the predicted terminal voltage to determine an error; (e) applying the error to calculate a calculated state of charge of the battery; and (f) controlling the charge applied by the charging profile to urge the calculated state of charge of the battery toward the desired temporal state of charge of the battery. For use with lithium ion batteries, such feedback is used to limit ion concentration levels. Preferably, a Reduced Order Model is used to minimize computational requirements and facilitate real-time calculations.
US09197088B2 Module for converting voltage between a high-voltage electrical network of an aircraft and an energy storage element
A module converting voltage between a high-voltage electrical network and at least one energy storage element an aircraft, the conversion module configured to reversibly convert between a DC voltage of the high-voltage electrical network and a DC voltage of the energy storage element, the DC voltage of the energy storage element floating relative to the DC voltage of the high-voltage electrical network and centered relative to the mass of the aircraft, the module including an input module including two filters each capable of receiving a DC voltage, a first arm and a second arm including switches, and a mechanism controlling the switches, operating per cycle of a switching period and capable of controlling at least one first switch and at least one second switch identically but offset by a half-period, whereby the first switch is open when the second switch is closed and vice versa.
US09197086B2 Boosting input power
In one implementation, an input power management component receives an input power, and determines whether an input current and voltage satisfies predetermined thresholds. A boost component generates a boost output voltage using the input voltage if the input current satisfies a predetermined current threshold, and a step-down charging component converts the boost output voltage to a voltage for charging a battery and system power management.
US09197085B2 Control device for vehicle
In a vehicle including a charge circuit for carrying out external charging to charge a vehicle-mounted battery with a power supply external to the vehicle, a vehicle ECU. determines that there is an impedance error when a state where a reduction width of an input voltage Vin applied to the charge circuit from the power supply external to the vehicle is exceeding a threshold width ΔV continues for a predetermined time, and outputs a first termination instruction to a charger ECU. The charger ECU receiving the first termination instruction causes the charge circuit to stop to terminate external charging. The charger ECU controls the charge circuit such that, when the input voltage Vin falls down to a threshold voltage V1 the current flowing through an external power supply system is reduced to suppress further reduction in the input voltage Vin.
US09197080B2 Electric storage device management apparatus
An electric storage device management apparatus is provided for monitoring an electric storage device assembly including a plurality of electric storage devices connected in series. The apparatus includes a voltmeter, a discharging circuit, and a controller. The discharging circuit is configured to discharge the electric storage devices individually. The controller is configured to: determine whether a unit time variation in voltage of a first electric storage device has increased to a reference value and a unit time variation in voltage of a second electric storage device has increased to the reference value; measure an elapsed time period since the unit time variation of the first electric storage device has increased to the reference value; and control the discharging circuit to discharge the electric storage devices based on the elapsed time period such that capacities of the electric storage devices are equalized.
US09197078B2 Battery parameter estimation
A vehicle includes a battery pack and at least one controller programmed to implement a model of the battery pack. The model includes parameters representing an internal resistance and charge transfer impedance of the battery pack, and identified from an extended Kalman filter having an augmented state vector. The augmented state vector is at least partially defined by a time constant associated with the charge transfer impedance and a variable representing a proportionality between the internal resistance and a resistance term of the charge transfer impedance to reduce observed variability of the parameters.
US09197077B2 Charging control of a battery pack of an electronic apparatus
An electronic apparatus includes first and second power receiving portions that receive first and second powers respectively supplied through two power paths, first and second battery cells that are charged with the first or second power, a first charging path that couples the first power receiving portion to the first battery cell, a second charging path that couples the second power receiving portion to the second battery cell, a third charging path that couples the first charging path to second charging path, and a processor configured to control on-and-off switching of the third charging path in accordance with receiving states of the first and second powers.
US09197076B2 Arrangement of a battery system using DC/DC converters for a vehicle
A battery system includes a plurality of groups of series-connected battery cells, a plurality of DC/DC converters and a first switch. The groups of series-connected battery cells are themselves in turn connected in series. The DC/DC converters are connected on the input side to a first pole and to a second pole of a group of battery cells associated with the respective DC/DC converter, and are connected in series on the output side between a first output of the battery system and a second output of the battery system. The first switch is connected in a first current path between the first pole of a first group of battery cells and the first output of the battery system, and has a control input, which is connected to a controller, for a first control signal.
US09197075B2 Charging port based on power state signal
A computing system including a port to provide power to a portable device. The power state of the computing system is determined and the type of charging port to provide can be based on the power state of the computing system.
US09197074B2 Charging apparatus for electric vehicle
A charging apparatus for an electric vehicle is provided with: a charging cable including a proximal end connected to a main body, a connector provided on a distal end, and an extra length absorbing section provided between the distal end and the proximal end; a measuring section configured to detect an elongation of the charging cable from an initial length thereof; and an electric current control section configured to start applying an electric current to the charging cable under a condition that an elongation of the charging cable exceeding a threshold value is detected by the measuring section.
US09197073B2 Active swelling reduction for pouch cells
An aspect provides a method, including: normally discharging one or more battery cells housed in a flexible exterior material; determining one or more of the one or more battery cells has less than a predetermined voltage level; and actively discharging the one or more battery cells determined to have less than the predetermined voltage. Other aspects are described and claimed.
US09197066B2 Method, system and device of phase enable or disable functionality in a meter
Described herein are embodiments of methods, devices and systems of phase functionality for a meter. One aspect comprises a method of phase functionality for a meter. One embodiment of the method comprises determining a load value for each phase of a poly-phase electrical system; comparing, using a processor, the load value for each phase of a poly-phase electrical system with a respective threshold value for each phase of the poly-phase electrical system; and opening or closing one or more relays based on the comparison, wherein the one or more relays are each associated with respective phase of the poly-phase electrical system.
US09197057B2 Magnetizing inrush current suppression apparatus
According to one embodiment, there is provided a magnetizing inrush current suppression apparatus including an interrupting phase detection unit that detects a phase when the transformer that converts a three-phase alternating-current voltage to a single-phase alternating-current voltage is disconnected, a single-phase alternating-current voltage measurement unit that measures the single-phase alternating-current voltage on the power system side of the circuit breaker, and a closing unit that closes the circuit breaker in the detected phase, based on the measured single-phase alternating-current voltage.
US09197056B2 Solid state power control system for aircraft high voltage DC power distribution
An electrical power distribution system (EPDS) for an aircraft, the EPDS may include a DC bus, a power source port, a solid state power controller (SSPC) of a first type interposed between the power source port and the DC bus, at least one load port and an SSPC of a second type interposed between the load port and the DC bus. Power input to the SSPC of the first type may be connected to a unidirectional solid state switching device (SSSD) of the SSPC of the first type. The SSPC of the first type may have forward and reverse current conducting capability and forward and reverse current blocking capability. Power input to the SSPC of the second type may be connected to a unidirectional SSSD of the SSPC of the second type. The SSPC of the second type may have forward and reverse current conducting capability and capability of blocking current from only one direction.
US09197055B2 Ground monitor current sensing
A ground monitor apparatus for monitoring ground current includes a DC detection module, a DC threshold module, and a trip module. The current monitor module monitors current in a pilot conductor or a ground return. The pilot conductor injects current in a grounding conductor of a power cable assembly connecting a power source to a load. A voltage source is connected to the pilot conductor and the ground return. The DC detection module determines a direct current (“DC”) current present in the current monitored by the current monitor module and the DC threshold module determines if the DC current is above a DC current threshold. The trip module opens a contact in response to the DC threshold module determining that the DC current is above the DC current threshold. The contact disconnects the power source from the power cable assembly.
US09197052B2 Umbilical member guide device at front end part of wrist of industrial robot and industrial robot
An umbilical member guide device of an industrial robot including an umbilical member guide body interposed between a shaft member and an end effector. The umbilical member guide body includes a first plate part having a first through hole through which the umbilical member passing through the shaft member passes, a second plate part arranged facing the first plate part, and a connecting part connecting the first plate part and the second plate part together and forming an opening part between the first plate part and the second plate part, and the second plate part further has a second through hole and a communicating part communicating the opening part and the second through hole.
US09197045B2 Busway joint structural support assemblies and related systems
A cover assembly for use with a joint between first and second busway sections includes: a lower cover sized and configured to be positioned below the joint; an upper cover sized and configured to be positioned above the joint; and a plurality of elongated fasteners. With the lower and upper covers in position, each fastener is sized and configured to extend through a respective pathway that extends through one of the first and second busway sections and is defined by aligned apertures of the upper cover and fastener receiving features of the lower cover to secure the upper and lower covers to the first and second busway sections.
US09197043B2 Tape winding structure at wire guiding out portion
A tape winding structure at a wire guiding out portion includes: a gutter-shaped or inverted-gutter-shaped wire guiding wall; and a plate-shaped wire supporting wall opposed to an opening of the wire guiding wall in a wire radial direction, wherein a notch portion for exposing a wire is provided on an end of the wire guiding wall at the opening side, wherein the wire supporting wall is narrower than the wire guiding wall in the wire radial direction at the notch portion, wherein the notch portion is positioned at a corner in a crossing direction between the wire supporting wall and the wire guiding wall, and wherein when a plurality of wires are wound together with the wire guiding wall and the wire supporting wall by a tape, the wire exposed at the notch portion is adhered at a sloped portion of the wound tape.
US09197041B2 Method and apparatus for providing temporary support and a means for relocating energized electrical conductors
A temporary support and conductor re-locator includes a mounting arm and corresponding mounting bracket on one end of the arm, the other end supporting a pivotally mounted insulator depending downwardly from a crank arm. The upper end of the crank arm is attached to an actuator which, upon actuation, pivots the crank arm and insulator about the end of the support arm so as to rotate up and out of the way an energized conductor contained in the wire holder at the bottom end of the insulator. The support arm is temporarily mounted to an existing transmission line tower or pole so as to extend outwardly substantially horizontally therefrom thereby cantilevering outwardly of the tower the end of the arm supporting the crank arm and insulator. Actuation of the actuator firstly elevates a lower portion of the crank arm then rotates the crank arm about the cantilevered end of the support arm.
US09197039B2 Panelboard and electrical power distribution system
An electrical power distribution system or panelboard that includes a hollow central body with at least one insulated bus bar and a top non-energized metal mounting surface. A plurality of connection points are distributed along the bus bar for electrical device connections. The connection points are contained inside molded plastic holes or wells, and are electrically connected to the main bus bar. Electrical device connections are accomplished via connectors plugged into the holes or wells. The attachment of electrical devices of various sizes and configurations may be accommodated through the use of spacers.
US09197038B1 Spark plug and method of manufacturing the same
A spark plug including a ground electrode body and an electrode tip that is resistance welded to the ground electrode body and that has a discharge surface. In a specific sectional plane, a welding surface is located in the first direction from an outer surface of the ground electrode body. The welding surface includes a flat portion whose distance to the point P1 in the first direction is 0.05 mm or smaller, and when a point E1 and a point E2 are defined as ends of the flat portion and a second direction is defined as a direction from the point E2 toward the point E1, in the second direction from the point E1, a distance between the welding surface and the discharge surface in the first direction is smaller than a distance between the discharge surface and the point E1 in the first direction.
US09197036B2 Spark plug
In a spark plug, at least either of a center electrode and a ground electrode has a tip which defines a gap, a tip provided on at least either of a center electrode and a ground electrode contains Ir, Rh and Ru in a total amount of 95 mass % or more with respect to the whole mass amount thereof, and the contents (Rh, Ru) of Rh and Ru (mass %) lie within an area which is surrounded by a line which connects point A (6, 1), point B (6, 15), point C (33, 18), point D (33, 4) and the point A (6, 1) in this order or lie on the line. The tip satisfies 1.5≦Has/Han≦2.2.
US09197031B2 Laser stabilization with an actively controlled fabry-perot resonance cavity
The invention describes a new method of tuning a Fabry-Perot resonant etalon, whose length is actively controlled through the frequency of an identical length microwave resonant cavity. The length is tunable over a several micron range with the precision and stability of the microwave source frequency.
US09197027B2 Method for making laser module
The invention provides a method for making a laser module, comprising: Step 1: fixing a laser crystal and a nonlinear crystal through at least one spacing element to form a first structure; Step 2: assembling the first structure on a substrate; Step 3: removing the spacing element to form a first laser module. According to the invention, the laser crystal and the nonlinear crystal are separately fixed on a heat conductive substrate to form the laser module, thereby the size of the laser module is reduced.
US09197026B2 Molding method of printed circuit board assembly
Disclosed is a printed circuit board assembly PBA on which a connector for electrical connection to an external connection element is mounted. Such an assembly may be formed with a molding method of a PBA which includes applying a polymer resin to the PBA to mold the PBA in order to offer stiffness thereto. The foregoing method of molding the PBA according to the present disclosure is a molding method of a PBA including a PCB and a connector mounted on the PCB to electrically connect the same to an external connection element. The method includes combining the connector with a connector cover, applying a resin to the PBA combined with the connector cover to execute molding of the PBA, and separating the connector cover from the molded PBA to expose the electrode terminal for an external connection element.
US09197024B1 Method of reinforcing a hermetic seal of a module
The present invention is directed to low-cost, low-processing temperature, and simple reinforcement, repair, and corrosion protection for hermetically sealed modules and hermetic connectors. A thin layer of glass is applied over the module's seal or the connector' glass frit. The layer of glass comprises an alkali silicate glass. The layer of glass is produced from a material which is a low viscosity liquid at room temperature prior to curing and is cured at low temperatures (typically no more than about 160 degrees Celsius). Subsequent to curing, the layer of glass is intimately bonded to the seal, watertight, and is stable from about negative two-hundred forty-three degrees Celsius to at least about seven-hundred twenty-seven degrees Celsius. The glass layer provides corrosion protection, seals any existing leaks, and possesses good flexibility and adhesion. The resulting bond is hermetic with good aqueous durability and strength similar to that of monolithic structures.
US09197023B2 Apparatus for enabling simultaneous content streaming and power charging of handheld devices
An apparatus for enabling simultaneous multimedia content streaming and power charging of handheld devices, comprises a universal connector installed in a first device and enables connectivity of at least one multimedia display interface and at least one data interface with a second device, the first device is connected to the second device using a charging-streaming cable having, at one end, a first connector compliant with the universal connector, and at the other end, a second connector compliant with a multimedia display interface and a third connector compliant with a data interface of the second device, wherein streaming of the multimedia content is from the universal connector in the first device to the second connector in the second device and power charging of the first device is through the third connector of the second device; and a detector for determining a type of the multimedia display interface of the second device.
US09197022B2 Electrical connector
An electrical connector includes an insulating housing defining an inserting chamber and terminal grooves communicating with the inserting chamber, electrical terminals of which each has an elastic arm received in the terminal groove and a contact portion protruding towards the inserting chamber at a front end of the elastic arm, and a pressing member slidably sleeved round a front of the insulating housing. A plurality of pressing boards are protruded at inner sides of the pressing member and projects in the terminal grooves to resist against the elastic arms. The contact portions are located in the terminal grooves when the pressing member is at an initial position. After a mating connector is mated with the electrical connector, push the pressing member rearward to make the pressing blocks press the elastic arms so as to make the contact portions project into the inserting chamber and contact with the mating connector.
US09197020B2 Mini USB connector
A mini USB connector includes an electrical insulating terminal holder including an accommodation chamber and first and second tongue members at a front side relative to the accommodation chamber, a conducting terminal set including multiple conducting terminals mounted in the accommodation chamber and arranged in three sets, and an EMI shielding shell surrounding the electrical insulating terminal holder and the conducting terminals and defining therein a mating chamber that matches with the accommodation chamber, the first tongue member and the second tongue member to constitute first, second and third insertion spaces respectively for the insertion of different types of electronic cards or electrical connectors.
US09197018B2 Child-resistant plug
A child-resistant plug includes a plug body, at least one prong, and at least one tab extending from the plug body. In one embodiment, a tab is positioned adjacent each of the upper and lower portions of the plug body and each tab is attached to the plug body by a hinging member. The hinging member allows the tabs to rotate between a folded and an unfolded position. When a tab is in its unfolded position, the tab is sized and positioned such that an aperture in the tab aligns with a pre-existing aperture in an electrical outlet cover plate. A fastening member may be used to attach the tab to the cover plate, preventing a child from unplugging a device or accessing the electrical socket. When the tab is attached to the cover plate, and a person pulls the plug or cord with a pre-determined amount of force, the hinging member will break, and the plug will release from the electrical socket.
US09197010B2 Magnetic connector apparatus
A magnetic electrical connector is provided which has particular application to use in vehicles or aircraft to prevent damage due to passenger movement. The connector includes a socket having a housing with a front face, a plurality of conductor contact regions provided on the front face, and a magnet provided in the housing to physically retain a plug in connection with the socket in use.
US09197009B2 Connection terminal
A connection terminal includes a terminal fitting part that fits with a leading end portion of a mating connection terminal, a square tubular part that continues to a rear end of the terminal fitting part and a lance engagement surface that is formed on the square tubular part and that, when the connection terminal is inserted into a terminal accommodation hole of a connector housing, is contacted to a projected part of a lance provided in the terminal accommodation hole to prevent the connection terminal from disengaging from the terminal accommodation hole. The lance engagement surface is a hook-shaped engagement surface that is formed by an opening across a top wall of the square tubular part facing the lance and a sidewall part continuing to a side edge of the top wall.
US09197006B2 Electrical connector having male and female contacts in contact with a fluid in fully mated condition
A wet-mateable electrical connection and an associated method are provided for use, for example, within an adverse environment such as underwater. A wet-mateable electrical connection may include a female connector body comprising at least one receptacle. A female contact is disposed within the at least one receptacle. A male connector body having at least one axially directed male contact pin having a forward end portion releasably engages with the female contact body within the receptacle, thus forming a fully-mated engagement. In the fully-mated engagement, the electrical contacts are in contact with water/fluid. Thus, the electrical connection is established even in the presence of water/fluid.
US09197004B2 Electrical connector
An electrical connector, comprises an insulative housing defining a number of receiving passages extending along a front-to-rear direction and throughout front and rear surfaces thereof. A plurality of contacts are received into the receiving passages of the insulative housing. And a hollow metallic shell encloses the insulative housing. An annular slot is formed between the insulative housing and the metallic shell, and a plurality of gaps are formed between the plurality of contacts and the corresponding receiving passages. The electrical connector further comprises a plurality of seals filled into the annular slot and the plurality of gaps.
US09196993B2 Connector unit
A first connector housing of a first connector includes a fitting concave having an inner wall portion extended in a fitting direction X and formed in substantially a circular shape, and the inner wall portion has a first step portion extended perpendicular to the fitting direction X and projected inward. A second connector housing of a second connector includes a fitting convex having an outer wall portion extended in the fitting direction X and formed in substantially a columnar shape, and the outer wall portion has a second step portion indented inward corresponding to the first step portion. A spacer is projected from at least two positions of a part of the outer wall portion and the second step portion in a temporary locking position, and is sunken in the outer wall portion or arranged in the same plane as the outer wall portion in a regular locking position.
US09196989B2 Battery connector for electronic device
A battery connector for a battery of a portable electronic device includes an insulation body and a plurality of elastic pins. Each elastic pin includes a mounting portion, a buffering portion, and a contacting portion connected to each other. The mounting portion is secured on the insulation body, the contacting portion is perpendicularly connected to the buffering portion. The elastic pins are positioned on the insulation body, and the contacting portions correspondingly are assembled in the grooves.
US09196986B2 Contact, connector, and method of producing connector
A contact of a connector includes a board contact part to be connected to a circuit board; a first contact part including an extension part that is connected to the board contact part and extends in an insertion direction in which a target object is inserted into the connector, a first bent part that extends from the extension part and is bent to one side, and a first contact point that is located closer to an end of the first contact part than the first bent part and contacts the target object; and a second contact part including a second bent part that is connected to the board contact part and is bent to the one side, and a second contact point that is located closer to an end of the second contact part than the second bent part and contacts the target object.
US09196984B2 Substrate connection structure using substrate connector
Provided is a substrate connection structure using a substrate connector capable of: ensuring a sufficient distance for adjusting positional misalignment even when the size and height of the substrate connector are reduced; preventing connector breakdown during the connecting operation thereof; and visually checking the connection thereof. A guide protrusion is provided at a mate-side end face of a guided portion so as to protrude farther beyond a mate-side substrate mounting surface when the plug is fitted into the socket. A first-side guide face is formed in an edge portion of an opening in a guide groove and the guide protrusion is provided with a second-side guide face slidable with the first-side guide face so as to lead the guided portion into the guide groove. Also, interference between the guide protrusion and the mate-side substrate is prevented from occurring.
US09196982B2 Circuit board-circuit board connector
A first connector is provided with a first terminal and a first housing that has a first mating guide portion, and a second connector is provided with a second terminal and a second housing that has a second mating guide portion. The first mating guide portion includes a recessed portion into which the second mating guide portion is inserted, and an end wall portion, wherein the inside faces thereof define the lengthwise-direction outsides of the first housing in the recessed portion.
US09196977B2 Apparatus for use in wiring a multi-configurable electrical device during installation thereof at a point of operation
An apparatus for use in wiring a multi-configurable electrical device during installation thereof at point of operation includes a substrate defining a plurality of tabs separated by at least one gap. The tabs and the gap or gaps are arranged such that when the substrate is positioned proximate the electrical device, the tabs cover a first group of one or more wiring terminals of the electrical device and the gap or gaps provides access to a second group of one or more wiring terminals of the electrical device in accordance with a first wiring configuration of a plurality of possible wiring configurations. According to one exemplary embodiment, the substrate is generally rectangular and non-conductive. Visible indicia may be optionally disposed on the substrate (e.g., by adhering a label containing the indicia to the substrate) to provide information relating to wiring the electrical device according to the first wiring configuration.
US09196971B2 Assembly having a tubular portion crimped to a cable at several locations with varying degrees of compression
Disclosed is a method of assembling a connecting device (3) on a stripped end section (6) of an electric cable (4), the method including a first step of crimping a first zone (40) of a tubular portion (13) of the device with a first portion (43) of the section that is configured so that the first portion has a first predetermined degree of compression; a second step of crimping a second zone (41) of the tubular portion with a second portion (44) of the section that is configured so that the second portion has a second predetermined degree of compression lower than the first degree; a step of punching a third zone (42) of the tubular portion with a third portion (56) of the section which is configured so that the third portion has a third predetermined degree of compression higher than the first degree.
US09196963B2 Mobile terminal
A mobile terminal including a terminal body having a ground; a first conductive member and a second conductive member mounted in the terminal body, and spaced from each other and configured to transmit and receive a radio signal; a feed connection portion connected to the first conductive member and configured to feed-connect the first conductive member to the ground; and a first ground connection portion connected to the second conductive member and configured to ground-connect the second conductive member to the ground. Further, the first conductive member and the second conductive member are connected to each other so as to form a loop.
US09196959B1 Multi-ring switched parasitic array for improved antenna gain
The present disclosure is directed to a multi-ring switched parasitic array for improved antenna gain. The array includes multiple rings of parasitic elements configured around a central monopole element. Each parasitic element may be connected to a corresponding load circuit. Variable impedances may be applied to the parasitic elements via the variable impedance loads for causing the antenna array to produce a desired radiation pattern and/or for increasing gain of directional beams radiated by the parasitic antenna array.
US09196956B2 Hybrid cabling system and network for in-building wireless applications
A hybrid network for in-building wireless (IBW) applications that provides a forward link path and a reverse link path, each on separate media. In particular, a hybrid cabling system for providing wireless coverage in a building comprises a forward link comprising at least one optical fiber to couple a first signal generated at an RF input bank with an RF antenna node, and a reverse link comprising coaxial cable, wherein a portion of the reverse link includes radiating coaxial cable configured to receive a second signal transmitted by a wireless user equipment in the building and pass the second signal to the RF input bank.
US09196953B1 Antenna with adjustable electrical path length
Antenna structures and methods of operating an antenna of an electronic device are described. A system may include an antenna comprising a plurality of physically connected elements. The elements may include a respective electrical switch and may have a respective first electrical path length when the electrical switch is in a non-conductive state and a respective second electrical path length when the electrical switch is in a conductive state. The system may further include an antenna controller to receive information indicative of an operating frequency and to configure the antenna to have a total electrical path length corresponding to the operating frequency by operating the switches.
US09196952B2 Multipurpose antenna
A multiband antenna for a wireless device includes a housing base portion, housing antenna portion and a feed contact. The housing base portion configured to receive radio circuitry thereon and include a first peripheral edge and a first conductive material. The housing antenna portion spaced away from and substantially opposed to the housing base portion, including a second peripheral edge and a second conductive material. The housing base and antenna portions together forming an outermost housing of the mobile wireless device, enclosing the radio circuitry there between. The first and second peripheral edges forming opposed lengthwise edges of a slot having a width formed by a distance between the first and second peripheral edges. The feed contact coupling the housing base portion, the housing antenna portion and the radio circuitry for providing at least one driving frequency to at least the housing antenna portion from the radio circuitry.
US09196951B2 Millimeter-wave radio frequency integrated circuit packages with integrated antennas
A package structure includes a planar core structure, an antenna structure disposed on one side of the planar core structure, and an interface structure disposed on an opposite side of the planar core structure. The antenna structure and interface structure are each formed of a plurality of laminated layers, each laminated layer having a patterned conductive layer formed on an insulating layer. The antenna structure includes a planar antenna formed on one or more patterned conductive layers of the laminated layers. The interface structure includes a power plane, a ground plane, signal lines, and contact pads formed on one or more patterned conductive layers of the laminated layers of the interface structure. The package structure further includes an antenna feed line structure formed in, and routed through, the interface structure and the planar core structure, and connected to the planar antenna.
US09196950B1 Systems and methods for vibration amelioration in a millimeter-wave communication network
Various embodiments of a millimeter-wave wireless point-to-point or point-to-multipoint communication system which maintains a stable communication link even in the face of mechanical vibration of the transceivers. The system comprises a transmitter, a receiver, a high-gain antenna, and allied equipment as described. In various embodiments, the system is planned and engineered to maintain the communication link even at a maximum vibration of X/2 degrees in either an up or down direction. In some embodiments, the system uses the energy of a concentrated horizontal beam-width to compensation for the energy pattern in a dispersed vertical beam-width. The system may be set to compensate for different degrees of vibration. The system may be set to maintain different degrees of communication gain.
US09196948B2 Antenna system for wireless terminal devices
An antenna system suitable for a mobile device is disclosed. The mobile device includes a display casing with a conductive region and a non-conductive region. The antenna system includes a driven element having an inverted-F antenna arranged in the non-conductive region of the display casing. The display casing is also provided with an electrostatic discharge (ESD) conductor as a countermeasure against ESD. The ESD conductor is connected to the conductive region of the casing. The ESD conductor causes static charges in the air to be discharged to the conductive region of the casing. The ESD conductor also produces harmonic resonance and exchanges electromagnetic energy with the driven element to improve the gain of the driven element.
US09196947B2 Method for manufacturing resonant tube, resonant tube and cavity filter
A method for manufacturing a resonant tube is provided in the present invention, which comprises: mechanically mixing 88-98 wt. % of iron-nickel alloy powder, 1-8 wt. % of carbonyl iron powder, and 1-8 wt. % of carbonyl nickel powder to form a uniform powder mixture; molding the uniform powder mixture to form a resonant tube blank; and continuously sintering and annealing the resonant tube blank. Also provided in the present invention are a resonant tube and a cavity filter. The method for manufacturing a resonant tube provided in the present invention significantly enhances production efficiency while greatly reducing consumption of raw materials. Moreover, the resonant tube provided in the present invention reduces, to the greatest extent, segregation of alloy components and coarse and uneven microstructures, thereby increasing the performance and stability of the corresponding products.
US09196946B2 Resonator and biosensor system including the same
A resonator includes a dielectric substrate, a conductor disposed over the dielectric substrate, and a high-dielectric pattern disposed between outer parts of the conductor. The conductor includes an arc part, which has a C shape, and the outer parts, which respectively extend outward from both ends of the arc part, such that the conductor has an omega shape as a whole. The high-dielectric pattern has a relative permittivity greater than a relative permittivity of the dielectric substrate. The resonator has a flat plate shape to increase a filling factor of a sample, thereby improving measurement sensitivity. Also, the resonator is miniaturized, and thus a biosensor system including the resonator is also miniaturized.
US09196942B2 Adaptable resonator filter
An adaptable filter made up of cavity resonators. The adaptation takes place by adjusting the connection from the input connector (CN1) of the filter to the input resonator and from the output resonator to the output connector. For adjusting the connection there is a coaxial transfer line (TL1), the outer conductor (OC1) of which is connected by its one end to the wall of the filter casing and by its other end to the outer conductor of the connector (CN1) and the inner conductor of which extends from the middle conductor of the connector to the cavity of the resonator and there into the internal connecting member of the resonator. A middle rod belonging to the inner conductor is surrounded over a certain distance by a cylindrical conductive tuning element, which can be moved by sliding it along the middle rod.
US09196937B2 Battery module and method for cooling the battery module
A battery module and a method for cooling the battery module are provided. The battery module includes a housing having an electrically non-conductive oil disposed therein, and a battery cell disposed in the housing that contacts the electrically non-conductive oil. The battery module further includes first and second heat conductive fins disposed in the housing that contacts the electrically non-conductive oil. The first and second heat conductive fins extract heat energy from the electrically non-conductive oil. The battery module further includes first and second conduits extending through the first and second heat conductive fins, respectively. The first and second conduits receive first and second portions of a fluid, respectively, therethrough and conduct heat energy from the first and second heat conductive fins, respectively, into the fluid to cool the battery cell.
US09196935B2 Micro-channel cooling fin design based on an equivalent temperature gradient
A micro-channel cooling fin for a battery module and battery is provided. The cooling fin includes a metal plate assembly that defines a plurality of cooling channels therein. The metal plate assembly includes an inlet section for introducing a coolant into the plurality of cooling channels and an outlet section from which the coolant exits the plurality of cooling channels. Each channel has an output temperature and an input temperature such that the output temperature minus the input temperature for each cooling channel is within a predetermined amount.
US09196931B2 Secondary battery pack having PCM assembly and insulating mounting member of novel structure
Disclosed herein is a secondary battery pack including a battery cell, a protection circuit module (PCM) assembly having a connection member (A), an insulative mounting member having a connection member (B) embedded therein, and an insulative cap. The connection member (B) is coupled to a second electrode terminal of the battery cell by welding, such that the connection member (B) is electrically connected to the second electrode terminal of the battery cell, in a state in which the insulative mounting member is mounted on the battery cell. The connection member (A) is coupled to a first electrode terminal of the battery cell upward from a PCM, such that the connection member (A) is electrically connected to the first electrode terminal of the battery cell. The electrical connection between the PCM assembly and the connection member (B) is achieved in a physical contact fashion.
US09196927B2 Battery including an electrolytic solution containing a sulfone compound
A battery capable of improving the cycle characteristics and the storage characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The anode contains a material that can insert and extract an electrode reactant and contains at least one of a metal element and a metalloid element as an element, and the electrolytic solution contains a solvent, an electrolyte salt, and a sulfone compound having a given structure.
US09196919B2 Secondary battery and manufacturing method of the same
A secondary battery, including an electrode assembly having a positive sheet and a negative sheet and a separator is interposed therebetween; a tape to wrap an outer surface of the electrode assembly; and a case to receive the electrode assembly. After a remainder of the tape is formed to extend beyond a lower surface of the electrode assembly and joined by a press, the remainder is positioned between a bottom surface of the case and the lower surface of the electrode assembly. According to the embodiment of the present invention, since a junction portion of the tape extended to the outside of the lower surface of the electrode assembly is bent and inserted into the case, a shock-absorbing action is provided to reduce an external shock applied to the secondary battery. Further, an additional tape process can be omitted to simplify a manufacturing process of the secondary battery.
US09196917B2 Fuel cell membrane electrode assembly
A fuel cell membrane electrode assembly includes two electrodes and a proton exchange membrane sandwiched between the two electrodes. Each electrode includes a catalyst layer. The catalyst layer includes a number of tube carriers having electron conductibility, a number of catalyst particles uniformly adsorbed on inner wall of each of the plurality of tube carriers, and proton conductor filled in each of the plurality of tube carriers. The tube carriers jointly define a plurality of reaction gas passages for transferring reaction gas to surfaces of the plurality of catalyst particles. One end of each of the tube carriers is connected with the proton exchange membrane.
US09196914B2 Moving body
A moving body, such as a vehicle, having one or more fuel cells mounted thereon. The fuel cells, which power the moving body, generate electricity and release water as a by-product. Accordingly, the moving body includes a water discharge module that releases water produced by the fuel cells to the atmosphere using a water outlet. The water outlet may be located in a front section of the moving body. The moving body may further include a water tank that temporarily stores water before releasing the water to the atmosphere.
US09196910B2 Fuel cell
A close attachment region is provided on the outer side relative to an outer edge portion of a gas diffusion layer and on the inner side relative to the inner edge portion of a gasket as seen from the thickness direction of a polymer electrolyte membrane, such that separators and a frame member are closely attached to each other. Thus, it becomes possible to suppress an increase in the manufacturing cost and a reduction in the power generation performance, which is attributed to the impurity eluted from the gasket and flowing toward the gas diffusion layer.
US09196903B2 Nonaqueous-electrolyte batteries and nonaqueous electrolytic solutions
This invention relates to a nonaqueous-electrolyte battery containing a current collector, a positive electrode, a negative electrode, and a nonaqueous electrolytic solution. The positive electrode contains a lithium-containing phosphoric acid compound represented by LixMPO4 as a positive-electrode active material, where M is at least one element selected from Group-2 to Group-12 metals of the periodic table, and x satisfies 0
US09196898B2 Stepped electrode assembly
Disclosed herein is an electrode assembly including two or more electrode plates, each of which has electrode tabs, and a separator plate disposed between the electrode plates and/or a one-unit separation sheet disposed between the electrode plates to cover side surfaces of the electrode plates, which constitute an electrode tab non-formation region, wherein the electrode plates are stacked in a height direction on the basis of a plane such that the electrode plates having opposite polarities face each other in a state in which the separator plate and/or the separation sheet is disposed between the electrode plates, a stack constituted by the electrode plates includes electrode plates having different sizes, and an absolute value of the difference in thickness between the electrode plates having different sizes facing each other is 0 to 79 μm.
US09196896B2 Porous silicon-based electrode active material and secondary battery comprising the same
Disclosed herein is a porous silicon-based electrode active material, comprising a silicon phase, a SiOx (0
US09196882B2 Battery pack of compact structure
Disclosed herein is a battery pack including (a) a battery module assembly arranged in a lateral direction, (b) a pair of a front support member and a rear support member to cover the front and rear of outermost battery modules of the battery module assembly, (c) at least one upper end connection member to connect the front support member and the rear support member to each other at the upper end of the battery module assembly, and (d) at least one lower end connection member to connect the front support member and the rear support member to each other at the lower end of the battery module assembly, wherein the cartridge is provided at the lower end thereof with a fastening hole, via which the at least one lower end connection member is mounted.
US09196879B2 Battery pack
A battery pack may include a drainage device provided at a bottom portion of the housing case. The drainage device may include a drain hole communicating between the inside and the outside of the housing case, so that water introduced into the housing case is discharged to the outside of the housing case. The drainage device may be disposed between two of the terminal members that are connected to electrodes of the battery cells.
US09196869B2 Manufacturing method of light-emitting device with nano-imprinting wiring
Provided is a light-emitting device in which a voltage drop is suppressed and light extraction efficiency is increased. Provided is a light-emitting device with increased productivity. Provided is a light-emitting device with high reliability. An extremely thin conductive film from 3 nm to 50 nm is used as an electrode on a light-emitting side and an auxiliary wiring is provided in contact with the electrode. When the width of the auxiliary wiring is 100 μm or less, the auxiliary wiring is hardly perceived with the naked eye, so that a light-emitting device in which light extraction efficiency is increased and luminance is obtained uniformly. The extremely thin auxiliary wiring can be formed by nanoimprinting technology. With use of nanoimprinting technology, the width of the auxiliary wiring can be reduced to 10 nm or less.
US09196864B2 Encapsulated structure of light-emitting device, encapsulating process thereof and display device comprising encapsulated structure
An encapsulated structure of a light-emitting device, an encapsulating process thereof, and a display device comprising said encapsulated structure. The encapsulated structure of the light-emitting device comprises: a light-emitting device; and a protective layer of a sulfonate salt formed on a top electrode of the light-emitting device, the sulfonate salt having the following structure: wherein the cation X+ is Li+, Na+ or K+; and R is a substituent selected from the group consisting of unsubstituted alkyl groups having more than 5 carbon atoms, substituted alkyl groups having more than 5 carbon atoms, and alkoxyl groups having more than 5 carbon atoms.
US09196862B2 Display device and assembly method thereof
A display device includes a rear bezel, a display panel and at least two heat dissipation sheets. The display panel is disposed on the rear bezel. The display panel includes at least one power line having an extension direction. The heat dissipation sheets are disposed between the rear bezel and the display panel. The heat dissipation sheets have at least one seam formed therebetween. The at least one seam is substantially parallel to the extension direction of the at least one power line.
US09196857B2 Organic light emitting diode and method of manufacturing the same
Provided are an organic light emitting diode and a method of manufacturing the same. The organic light emitting diode adjusts an optical resonance thickness and prevents spectrum distortions without use of an auxiliary layer. The organic light emitting diode includes a first electrode that is optically reflective; a second electrode that is optically transmissible and faces the first electrode; an organic emission layer interposed between the first electrode and the second electrode, the organic emission layer including: a first emission layer including a mixed layer that contains a host material and a dopant material, and a second emission layer comprising only the host material; and a carrier injection transport layer interposed between the organic emission layer and the first electrode or between the organic emission layer and the second electrode.
US09196853B2 Triplet excitation scavenging in solid-state organic materials
The present invention is directed to solid state organic light emitting devices and to methods for triplet excitation scavenging in such devices. More particularly, the present invention relates to a method for substantially reducing a triplet population in a solid state organic material, the method comprising providing molecules exhibiting non-vertical triplet energy transfer in the solid state organic material or at a distance smaller than a triplet exciton diffusion length from the solid state organic material.
US09196852B2 Method for manufacturing constituent layers of polymer solar cells by roll to roll coating
A method for manufacturing membrane layers of organic solar cells by roll to roll coating utilizes a roll to roll process for manufacturing an electron transferring layer and an active layer of the organic solar cells is disclosed. The roll to roll process adopted by the method cooperates with a particular solvent and accompanies a parameter control such as temperature and processing time during the sintering and baking steps. The method utilizes a slot-die coating technique in the interim, whereby a membrane layer of the solar cells can be manufactured with a large area for reducing the cost, and the formed membrane layers can have a good efficiency.
US09196851B2 Organic photoelectric device and image sensor
An organic photoelectric device includes a first electrode, a metal nanolayer contacting one side of the first electrode, an active layer on one side of the metal nanolayer, and a second electrode on one side of the active layer. An image sensor includes the organic photoelectric device.
US09196844B2 Method of synthesizing pyrazine derivative, and light-emitting element, light-emitting device, electronic device, and lighting device
A novel method includes a synthetic pathway in which α-diketone and a 1-(haloaryl)ethane-1,2-diamine derivative are cyclized to each other to form a 2-(haloaryl)pyrazine derivative. Further, a 2-arylpyrazine derivative having an aryl group or a heteroaryl group as a substituent is synthesized by coupling the 2-(haloaryl)pyrazine derivative obtained by the above synthetic pathway and an arylboronic acid or a heteroarylboronic acid. The 2-arylpyrazine derivative obtained by the novel method is useful for a light-emitting element, a light-emitting device, an electronic device, or a lighting device with high emission efficiency.
US09196843B2 Fullerene derivative, and method of preparing the same
A fullerene derivative having 60 or more carbon atoms includes at least one structure having the following formula (I): wherein R1, R2 and R3 independently represent a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group and a substituted or unsubstituted monofunctional heterocyclic group; and at least one of R1, R2 and R3 comprises the following formula (II): wherein R4 represents a substituted or unsubstituted alkyl group having 4 to 30 carbon atoms, a substituted or unsubstituted alkenyl group having 4 to 30 carbon atoms, a substituted or unsubstituted alkynyl group having 4 to 30 carbon atoms or a substituted or unsubstituted aralkyl group having 4 to 30 carbon atoms.
US09196842B2 Aromatic amine derivative and organic electroluminescent element
An organic electroluminescence device having a long lifetime and a higher emission efficiency and a specific aromatic amine derivative which provides such an organic electroluminescence device are provided. In the specific aromatic amine derivative, a dibenzofuranyl group or a dibenzothiophenyl group is bonded via a p-phenylene and a heteroaryl group is bonded via a m-phenylene. The organic electroluminescence device includes a cathode, an anode and an organic thin film layer including one or more layers which is disposed between the cathode and the anode. The organic thin film layer includes at least one light emitting layer and at least one layer of the organic thin film layer includes the aromatic amine derivative singly or in combination.
US09196841B2 Arylamine compound and electroluminescence device using the same
An arylamine compound is represented by Formula 1 where R, X, Y, and n are further defined.
US09196840B2 Fluoroacylated arylamines
Novel fluoroacyl arylamines useful in organic electronic applications are disclosed, including methods of synthesizing those fluoroacyl arylamines using Lewis acids for acyl moiety activation.
US09196838B2 Organic compound and organic light-emitting device comprising the same
An organic compound represented by Formula 1 below and an organic light-emitting device including the organic compound; Wherein Ar1, Ar2, Ar3, Ar4, a, b, and c are defined as in the specification.
US09196836B2 Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
Provided are a heterocyclic compound which emits blue light and is represented by General Formula (G1) below, and a light-emitting element, a light-emitting device, an electronic device and a lighting device which are formed using the heterocyclic compound represented by General Formula (G1) below. The use of the heterocyclic compound represented by General Formula (G1) makes it possible to provide a light-emitting element which has high emission efficiency, and also a light-emitting device, an electronic device and a lighting device which have reduced power consumption.
US09196833B2 Method of manufacturing organic light-emitting display apparatus using mask scanning deposition technique
A method of manufacturing an organic light-emitting display apparatus includes: forming light-emitting regions on a substrate; forming an organic light-emitting layer on the light-emitting regions; forming a counter electrode on the organic light-emitting layer; and forming an auxiliary electrode electrically connected to the counter electrode. A thickness of the auxiliary electrode is different from a thickness of the counter electrode. Formation of the counter electrode and formation of the auxiliary electrode are achieved via a small mask scanning (SMS) deposition method using the same mask.
US09196832B2 Fabrication method of vertical type semiconductor memory apparatus
Semiconductor memory apparatus and a method of fabricating the same are provided. The semiconductor memory apparatus includes a semiconductor substrate in which a cell area and a peripheral area are defined, a plurality of pillars formed in the a cell area of the semiconductor substrate to a first depth, a stepped part formed in the peripheral area to a height corresponding to the first depth, a recessed part formed in the stepped part to a second depth, and a core switching device formed in the recessed part.
US09196831B2 Two-terminal memory with intrinsic rectifying characteristic
Providing for two-terminal memory having an inherent rectifying characteristic(s) is described herein. By way of example, the two-terminal memory can be a resistive switching device having one or more “on” states and an “off” state, to facilitate storage of digital information. A conductive filament can be electrically isolated from an electrode of the two-terminal memory by a thin tunneling layer, which permits a tunneling current for voltages greater in magnitude than a positive rectifying voltage or a negative rectifying voltage. The two-terminal memory cell can therefore have high resistance to small voltages, mitigating leakage currents in an array of the two-terminal memory cells. In addition, the memory cell can be conductive above a rectifying voltage, enabling reading of the memory cell in response to a suitable read bias, and erasing of the memory cell in response to a suitable negative erase bias.
US09196827B2 Non-volatile memory devices having dual heater configurations and methods of fabricating the same
A non-volatile memory device includes a data storage structure coupled between first and second conductive lines of the memory device. The data storage structure includes a conductive lower heater element, a data storage pattern, and a conductive upper heater element sequentially stacked. At least one sidewall surface of the data storage pattern is coplanar with a sidewall surface of the upper heater element thereabove and a sidewall surface of the lower heater element therebelow. Related fabrication methods are also discussed.
US09196826B2 Method for manufacturing a magnetic semiconductor memory MRAM comprising etching a magnetic tunnel junction layer formed on a lower electrode utilizing an upper electrode having annular shape
A method for manufacturing a semiconductor memory device includes forming a magnetic tunnel junction layer on a lower electrode, forming a spacer having an annular shape on the magnetic tunnel junction layer, forming upper electrodes on both sidewall surfaces of the annular shaped spacer, removing the spacer, and etching the magnetic tunnel junction layer by using the upper electrodes as an etch mask.
US09196822B2 Magnetoresistive effect element
A magnetoresistive effect element in one or more embodiments of the present invention is provided with a memory layer with a variable magnetization direction having a magnetic anisotropy in a direction perpendicular to a film surface, a reference layer with an invariable magnetization direction having the magnetic anisotropy in a direction perpendicular to the film surface, and a tunnel barrier layer formed between the memory layer and the reference layer. The tunnel barrier layer has a first portion at the central part in the film surface and a second portion at a peripheral part. The second portion contains at least boron and oxygen.
US09196820B2 Piezoelectric pressure sensor having piezoelectric material covering electrodes
A pressure sensor including a lower substrate having two electrodes partially covered with a semiconductor layer and a piezoelectric layer made of a piezoelectric material, and in contact with the semiconductor layer in such a way that semiconductor material is in contact with the piezoelectric material and with the two electrodes, deposited thereon. The electrodes are intended to be connected to a voltage source or to a device for measuring the intensity of a current generated by the displacement of the electric charges in the semiconductor layer between the electrodes, said electric charges being created when a pressure is exerted on the piezoelectric layer.
US09196819B2 Oriented piezoelectric ceramic, piezoelectric element, liquid discharge head, ultrasonic motor, and dust removing device
Provided is an oriented piezoelectric ceramic of satisfactory piezoelectricity, which includes a metal oxide represented by (1−x)NaNbO3-xBaTiO3. Also provided are a piezoelectric element using the oriented piezoelectric ceramic which includes the metal oxide represented by (1−x)NaNbO3-xBaTiO3, and a liquid discharge head, an ultrasonic motor, and a dust removing device which use the piezoelectric element. An oriented piezoelectric ceramic includes as a main component a metal oxide represented by the following general formula (1), in which the oriented piezoelectric ceramic has a lead content and a potassium content that are each 1,000 ppm or less: (1−x)NaNbO3-xBaTiO3 . . . General formula (1), where a relationship of 0
US09196816B2 Piezoelectric oscillation device with elastic body and touch panel having same
In a piezoelectric oscillation device in which a support substrate is oscillated using a bimorph-type piezoelectric oscillation element, the click sensation when the support substrate is operated is improved, and shock resistance of a control panel is improved. Provided is a piezoelectric oscillation device in which wiring is not easily broken. On the rear side of a touch panel (16), one main surface of a bimorph-type piezoelectric oscillation element (20) is entirely bonded via an elastic body (18) having a tensile elasticity of 20-100 MPa as measured according to JIS K7161. The piezoelectric oscillation element (20) has surface electrode layers (30A, 30B) connected to terminal electrodes (36A, 36B) via wiring lines (38A, 38B). The wiring lines (38A, 38B) are formed on top of a wiring protection layer (32) made of an elastic body provided on the rear side of the touch panel (16), and because the wiring lines can move following the displacement and are therefore resistant to breakage. When the piezoelectric oscillation element (20) is displaced toward the touch panel (16), it can transmit a greater amount of displacement to the touch panel (16) than when it is displaced to the opposite side.
US09196810B2 Vertical solid-state transducers having backside terminals and associated systems and methods
Vertical solid-state transducers (“SSTs”) having backside contacts are disclosed herein. An SST in accordance with a particular embodiment can include a transducer structure having a first semiconductor material at a first side of the SST, a second semiconductor material at a second side of the SST opposite the first side, and an active region between the first and second semiconductor materials. The SST can further include first and second contacts electrically coupled to the first and second semiconductor materials, respectively. A portion of the first contact can be covered by a dielectric material, and a portion can remain exposed through the dielectric material. A conductive carrier substrate can be disposed on the dielectric material. An isolating via can extend through the conductive carrier substrate to the dielectric material and surround the exposed portion of the first contact to define first and second terminals electrically accessible from the first side.
US09196809B2 Lighting device
An object of the present invention is to reduce the thickness of a lighting device using an electroluminescent material. Another object of the present invention is to simplify the structure of a lighting device using an electroluminescent material to reduce cost. A light-emitting element having a stacked structure of a first electrode layer, an EL layer, and a second electrode layer is provided over a substrate having an opening in its center, and a first connecting portion and a second connecting portion for supplying electric power to the light-emitting element are provided in the center of the substrate (in the vicinity of the opening provided in the substrate).
US09196806B2 Light emitting device
This disclosure discloses a light-emitting chip comprises: a light-emitting stack, having a side wall, comprising an active layer emitting light; and a light-absorbing layer having a first portion surrounding the side wall and being configured to absorb 50% light toward the light-absorbing layer.
US09196805B2 Light emitting device and method for manufacturing light emitting device
A light emitting device (100) includes a base member (101), electrically conductive members (102a, 102b) disposed on the base member (101), a light emitting element (104) mounted on the electrically conductive members (102a, 102b), an insulating filler (114) covering at least a portion of surfaces of the electrically conductive members (102a, 102b) where the light emitting element (104) is not mounted, and a light transmissive member (108) covering the light emitting element (104).
US09196804B2 Display apparatus
A display apparatus which can be uniformly sealed by an inhomogeneous laser beam is disclosed. One inventive aspect includes a display substrate, an encapsulation substrate and a sealing portion. On the display substrate, a display unit, including a display device, is formed. The encapsulation substrate is formed to face the display substrate. The sealing portion is formed to surround the display unit and bond the display substrate and the encapsulation substrate to each other.
US09196801B2 Lighting device and method of manufacturing the same
In a first aspect of the present invention, a lighting device includes a light-emitting element, a frame including a phosphor that can be excited by light emitted from the light-emitting element, the frame having an inner side surface surrounding the light-emitting element and an outer side surface being positioned outside the inner side surface that demarcates a quadrilateral area, and a light-transmitting resin arranged in the quadrilateral area demarcated by the inner side surface of the frame and sealing the light-emitting element that is positioned inside the quadrilateral area, and the light-transmitting resin being further provided in contact with an outer side surface of the frame. In some embodiments, it is disclosed that the light-transmitting resin provided in contact with the outer side surface of the frame may include a diffuser.
US09196799B2 LED chips having fluorescent substrates with microholes and methods for fabricating
Methods for fabricating semiconductor devices such as LED chips at the wafer level, and LED chips and LED chip wafers fabricated using the methods. An LED chip wafer according to the present invention comprises a plurality of LEDs on a wafer and a plurality of pedestals, each of which is on one of the LEDs. A fluorescent substrate or preform (“preform”) is provided covering at least some of the LEDs, the preform comprising holes with the pedestals arranged within the holes. During operation of the covered ones of said LEDs at least some light from the LEDs passes through the preform and is converted. LED chips are provided that are singulated from this LED chip wafer. One embodiment of a method for fabricating LED chips from a wafer comprises depositing LED epitaxial layers on an LED growth wafer to form a plurality of LEDs on the growth wafer. Pedestals are formed on the LEDs and a fluorescent preform is formed with holes. The fluorescent preform is bonded over at least some of the plurality of LEDs so that at least some light from the covered ones of said LEDs passes through the preform and is converted. The pedestals are arranged in the holes so that an electrical signal is applied to the LEDs through the pedestals.
US09196797B2 Light emitting diode device and flip-chip packaged light emitting diode device
The present invention relates to a light emitting diode (LED) and a flip-chip packaged LED device. The present invention provides an LED device. The LED device is flipped on and connected electrically with a packaging substrate and thus forming the flip-chip packaged LED device. The LED device mainly has an Ohmic-contact layer and a planarized buffer layer between a second-type doping layer and a reflection layer. The Ohmic-contact layer improves the Ohmic-contact characteristics between the second-type doping layer and the reflection layer without affecting the light emitting efficiency of the LED device and the flip-chip packaged LED device. The planarized buffer layer id disposed between the Ohmic-contact layer and the reflection layer for smoothening the Ohmic-contact layer and hence enabling the reflection layer to adhere to the planarized buffer layer smoothly. Thereby, the reflection layer can have the effect of mirror reflection and the scattering phenomenon on the reflected light can be reduced as well.
US09196793B2 Vertical nitride semiconductor device and method for manufacturing same
Disclosed is a vertical nitride semiconductor device including a conductive substrate; a semiconductor layer bonded to the conductive substrate via a second electrode; a metal layer formed on the conductive substrate; a first electrode formed on the semiconductor layer; and a bonding layer formed between the conductive substrate and the second electrode. The conductive substrate has a flange part, which extends from a side surface of the conductive substrate, on a side of the other front surface thereof. The flange part is formed in a manner in which the conductive substrate and the semiconductor layer are bonded together and then a remaining part of the conductive substrate is divided, the remaining part being formed by cutting off the semiconductor layer and part of the conductive substrate in a thickness direction so as to expose a side surface of the semiconductor layer and the side surface of the conductive substrate.
US09196792B2 Nanowire LED structure with decreased leakage and method of making same
A semiconductor device includes a plurality of first conductivity type semiconductor nanowire cores located over a support, and an insulating mask layer located over the support. The nanowire cores include semiconductor nanowires epitaxially extending from portions of a semiconductor surface of the support exposed through openings in the insulating mask layer. The device also includes a plurality of second conductivity type semiconductor shells extending over and around the respective nanowire cores, a first electrode layer that contacts the second conductivity type semiconductor shells and extends into spaces between the semiconductor shells, and an insulating layer located between the insulating mask layer and the first electrode in the spaces between the semiconductor shells.
US09196790B2 Method for making epitaxial structure
A method for making an epitaxial structure is provided. The method includes following steps. A substrate having an epitaxial growth surface is provided. A buffer layer is formed on the epitaxial growth surface. A carbon nanotube layer is placed on the buffer layer. An epitaxial layer is epitaxially grown on the buffer layer. The substrate is removed.
US09196784B2 Semiconductor device and method for manufacturing semiconductor device
According to one embodiment, a semiconductor device includes an n-type semiconductor layer and a first metal layer. The n-type semiconductor layer includes a nitride semiconductor. The n-type semiconductor layer includes a boron-containing region including boron bonded to oxygen. The first metal layer contacts the boron-containing region.
US09196783B2 Method for insulating nanowires or mircowires
A method for producing a microelectronic device including a plurality of light emitting diodes each including a wire of nanometric or micrometric size, the method including: growing the nanowires from a growth substrate; forming at least one dielectric layer on a transfer substrate distinct from the growth substrate; and penetration by the nanowires in the dielectric layer.
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