| Document | Document Title |
|---|---|
| US08588396B2 |
Method for reporting activity of multi-appearance call-center agent
A method and apparatus are provided for monitoring activities of a plurality of agents servicing a plurality of calls for an organization. The method includes the steps of monitoring a plurality of applications on a terminal of an agent of the plurality of agents, detecting selection of an application of the plurality of applications, identifying a call associated with the selected application of the plurality of calls and saving a time of selection and an identifier of the application in a respective file or database of the identified call for future retrieval. |
| US08588395B2 |
Customer service methods, apparatus and report/alert generation based on customer service call information
Methods and apparatus that provide customer service representatives with information for supporting a customer service call are described. Also described are method and apparatus for collecting customer service call information and generating reports and/or alerts there from. Through the use of customer service call data from multiple divisions, problems and/or underperformance at a division can be identified and rectified in a timely manner. Information from one division can also be used to predict possible problems at other divisions allowing problems to be addressed, in some cases, prior to customer complaints at a division to be addressed in some cases before an increase in the number of customer service calls at the individual division triggers an alert. |
| US08588391B2 |
Method and system for automatic update of a location profile
An approach for establishing a communication session according to a subscriber profile that is automatically updated is disclosed. A locator device, which is associated with a subscriber and includes a Global Positioning System (GPS) transponder, outputs geographic information that is transmitted to a communications network for establishing the communication session. The geographic information corresponds to one of a plurality of addresses specified in the subscriber profile to set a current address. The addresses are associated with a plurality of devices adapted to complete the communication session. The one address is designated as the current address if the geographic information corresponds to the one address, otherwise the current address is set to a default address, wherein the communication session is established based on the current address. |
| US08588390B2 |
Telephone conversation relay server, voice telephone conversation system, and voice telephone conversation relay method
A call relay server comprises a usage status management unit that, when a user starts using a system from a main terminal and the notification is received from the main terminal and if a sub terminal related to the main terminal is registered, confirms the user via the main terminal whether to delete the registration of the sub terminal and, if a deletion instruction is received, deletes the registration of the sub terminal. |
| US08588389B2 |
System for effecting a telephone call over a computer network without alphanumeric keypad operation
A system for effecting a telephone call between telephonic devices is operative to use a computer network, without manual use of the alphanumeric keypads. A third party call control (3PCC) application program interface (API) provides the capability for users to use a web browser or other Internet capable software to place a call, rather than using the telephone keypad. A third party call control application program interface includes a uniform resource locator operable over the Internet to cause a call between a first telephonic device and a second telephonic device to be completed. The uniform resource locator includes identification of the first telephonic device and identification of the second telephonic device. |
| US08588385B2 |
Rich caller ID with communication history
In an example embodiment, there is described a unified communication system that automatically presents a number of communication attempts from a caller since last contact with a caller, along with the caller identification information. Optionally, links may be provided to access detailed information about the past communication attempts. |
| US08588382B2 |
Method and apparatus for reconstructing call paths in multiple telephony sessions
A network management system (100) has a communications interface (110), a memory (104), and a controller (102). The controller is programmed to retrieve (202) a plurality of call detail records (CDRs), reconstruct (208) call paths from attributes in the plurality of CDRs, and generate (210) extended CDRs from reconstructed call paths. |
| US08588380B2 |
Coupling signal processing circuitry with a wireline communications medium
A system and method for processing a communication signal from a wireline is provided. The system comprises a coupling unit and signal processing circuitry. The coupling unit comprises a transformer and is configured to receive the communication signal from the wireline. The coupling unit is also configured to generate a first signal based on amplifying or attenuating the communication signal according to a first winding ratio of the transformer and a second signal based on amplifying or attenuating the communication signal according to a second winding ratio of the transformer. The signal processing circuitry is configured to process the first signal and the second signal. |
| US08588379B2 |
Multimedia communication system, multimedia communication device and terminal
At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; content data is read out from a database and the read out content data is transmitted to the terminal. |
| US08588376B2 |
System for automatic TTY equipment detection and for notification of the hearing impaired
The invention is directed to efficient notification of the hearing impaired during emergencies. A message initiating agency and an administrator create an outbound message for delivery and further selects a number of campaign related parameters. A telecommunications interface module is provided that is capable of detecting the presence of a connected TTY device, and a connected TTY device logging system for recording in a database the occurrences of detection of a TTY devices associated with a particular telecommunications interface, or outbound message contact. The system delivers the campaign message to one or more telecommunications interfaces, delivers a TTY compatible message or a provides notification to said administrator of the detection of a connected TTY device, and records the incidence of failures to deliver the campaign message. |
| US08588374B2 |
Multi-use telephone test sets and related systems
Telephone test sets include a telephone test set housing and at least one lead that extends away from the telephone test set housing. The lead is configured to be coupled to a telephone line. A light source, a data port and/or a display are integrated with the telephone test set housing. The light source is configured to project light away from the telephone test set to illuminate an area adjacent the telephone test set. The data port is configured to receive a data jack operatively associated with a communications device. The display is configured to display identification information associated with the telephone line. Related methods and systems are also provided. |
| US08588371B2 |
Phase shift inverter, X-ray high-voltage device using same, X-ray CT device, and X-ray imaging device
An inverter circuit allowing a single drive circuit to perform both tracking control for tracking resonance frequency fluctuations caused by load fluctuations, and power control, thereby reducing switching loss. An inverter drive circuit part obtains a phase difference between output current and output voltage directed to a load circuit connected to a midpoint of two arm circuits of the inverter circuit, and controls a phase of the driving signal directed to each semiconductor switch such that the phase difference becomes zero or a predetermined value, enabling an operating frequency of the inverter circuit part to track a resonance frequency of the load circuit, and enabling a current phase to be delayed with respect to a voltage phase, thereby achieving ZCS. Since the phase difference is used, an auxiliary circuit is not necessary for measuring a current value in proximity to the semiconductor switches. |
| US08588370B2 |
Article inspection device and inspection method
The present invention discloses an article inspection device, comprising: a x-ray machine, a collimation unit, a transmission detector array and at least one scattering detector array. Each of the at least one scattering detector array comprising a plurality of same scattering detector modules arranged in a matrix of i-rows and j-columns. A transmission cross section of the article transmitted by the x-rays is divided into a plurality of same sub-regions arranged in a matrix of i-rows and j-columns. The plurality of scattering detector modules arranged in i-rows and i-columns correspond to the plurality of sub-regions arranged in i-rows and j-columns one by one for detecting pair production effect annihilation photons and Compton-effect scattering photons from the respective sub-regions. Obtaining atomic numbers of the respective sub-regions based on a ratio of the pair production effect annihilation photon count to the Compton-effect scattering photon count, so as to form a three-dimensional image of the article. In addition, the present invention further discloses an article inspection method. |
| US08588362B1 |
Apparatus and method for dynamic spectral filtration
A CT imaging system includes a multi-position x-ray filter having a filter element configured to spectrally filter a beam of x-rays and a magnet structure configured to selectively generate a magnetic field to cause the filter element to move between filter and non-filter positions. A CT imaging system computer causes an x-ray source to emit x-rays at each of a first kVp and a second kVp and control the multi-position x-ray filter to position the filter element in the non-filter position during emission of the x-rays at the first kVp and in the filter position during emission of the x-rays at the second kVp. The computer causes current to be provided to the magnet structure so as to generate a magnetic field configured to move the filter element to the filter and non-filter positions at high frequency, into and out of a path of the beam of x-rays. |
| US08588359B2 |
Reception circuit, reception method, and signal transfer system
A reception circuit includes: an AD converter; an equalization circuit that equalizes an output of the AD converter; a determination circuit to which error information is input from the equalization circuit; and a controller that adjusts at least one of resolution and voltage range of the AD converter, in the circuit the determination circuit outputs a control signal to adjust at least one of resolution and voltage range to the controller based on the error information. |
| US08588358B2 |
Clock and data recovery using LC voltage controlled oscillator and delay locked loop
A clock and data recovery (CDR) circuit includes an inductor-capacitor voltage controlled oscillator (LCVCO) configured to generate a clock signal with a clock frequency. A delay locked loop (DLL) is configured to receive the clock signal from the LCVCO and generate multiple clock phases. A charge pump is configured to control the LCVCO. A phase detector is configured to receive a data input and the multiple clock phases from the DLL, and to control the first charge pump in order to align a data edge of the data input and the multiple clock phases. |
| US08588355B2 |
Timing recovery controller and operation method thereof
A timing recovery controller capable of performing timing recovery for a data sequence at twice a symbol rate includes a sampler, a timing base device, a timing error detector and a timing lock detector. The timing error detector includes a first delay unit and a second delay unit, for delaying a data sequence to output a first delay data sequence and a second delay data sequence, respectively, and a timing error calculating module, for generating a timing error value, to adjust a time base. The timing lock detector includes a third delay unit, for delaying the data sequence to output a third delay data sequence, and a timing lock determination module, for generating a timing lock determination result. |
| US08588351B2 |
Multi-band signal detection
Apparatus may be provided including a spectrum analyzer and decision circuitry. The spectrum analyzer may be configured to ascertain wireless signal signature data from a wide range of frequency bands. The decision circuitry may be configured to modify operation of one or both of a receiver and a transmitter based on the signal signature data. |
| US08588350B2 |
Diversity receiver having cross coupled channel parameter estimation
A diversity receiver has multiple antenna receiving branches. Each branch has means for estimating at least a receiving channel parameter, and the channel parameter estimating means in one branch are coupled to the channel parameter estimating means in an other branch. This way at least a part of the channel parameter estimate in the one branch is used as an aid for estimating at least a receiving channel parameter in the other branch. This saves processing time and processing power in the diversity receiver, and even results in a higher accuracy when selecting the best antenna and receiving branch. |
| US08588349B2 |
Interference cancellation in variable codelength systems for multi-access communication
A receiver employs low-rate processing to synthesize the effect of high-rate interference in a received multi-rate signal. Each high-rate subchannel is analyzed on its low-rate descendents to produce symbol estimates for each low-rate symbol interval. The symbol estimates are applied to low-rate descendent subchannels, which are then combined to synthesize the effects of the high-rate interference. An interference canceller processes the synthesized interference with the received signal for producing an interference-cancelled signal. Alternatively, analogous steps may be applied at high-rate to analyze, synthesize, and cancel the effects of low-rate interference in a multi-rate signal. |
| US08588344B2 |
Detecting the modulation type and/or constellation order of a PSK/QAM-modulated signal
A system and method for determining the modulation type and constellation order of an input signal given that the modulation type and constellation order are known to belong to set of possible types/orders. A computer operates on samples of the input signal to compute signal features. The computer classifies the modulation type and the constellation order by comparing each feature to one or more corresponding threshold values. The results of the comparisons are used to determine the modulation type and constellation order of the input signal from the set of possible types/orders. The classification may be performed based on a decision tree, each leaf node of the decision tree corresponding to a type/order combination, and each non-leaf node corresponding to one or more of the comparisons. The set of possible types/order may include PSK with a number of different constellation orders and QAM with a number of different constellation orders. |
| US08588343B2 |
Apparatus for calibrating amplitude and phase errors, multiport amplifier including the same, and method of amplifying the multiport amplifier
A multiport amplifier modulates a reference quadrature phase shift keying (QPSK) signal using an input RF signal to an input hybrid network, generates a plurality of binary phase shift keying (BPSK) signals by demodulating RF signals that are amplified by a plurality of power amplifiers, detects an amplitude error and a phase error of two corresponding amplified RF signals by comparing a QPSK signal that is generated by coupling two RF signals having a phase difference of 90° among the plurality of BPSK signals with a reference QPSK signal, and compensates the detected amplitude error and phase error. |
| US08588342B2 |
Mobile terminal for performing a communication by using sub carriers
A mobile terminal includes a data generation unit operable to generate first data and second data and a radio transmission unit operable to perform radio transmission of the first data by using a first sub carrier group according to an orthogonal frequency divisional multiplexing (OFDM) method and to perform radio transmission of the second data by using a second sub carrier group according to the OFDM method. |
| US08588341B2 |
Data transfer circuit and data transfer method for clock domain crossing
A circuit that transfers data between a first clock domain using a first clock and a second clock domain using a second clock synchronized with the first clock. The circuit comprises a data holding circuit operating at the first clock, an enable signal generation circuit connected to the data holding circuit. Preferably, the data transfer circuit includes an edge signal generation circuit connected to the data holding circuit, the edge signal generation circuit generating an edge signal allowing the data holding circuit to receive and send the data when edges of the first clock and the second clock align, and applying the edge signal to the data holding circuit. |
| US08588340B2 |
Receiving device
To optimize an adaptive equalizer with a simple controlling circuit, the receiving device includes a number counting part counting, in a range of detection having a predetermined width, a sampling result corresponding to the input signal being shaped by an equalizer circuit at a determination timing indicated by a clock signal obtained in a CDR circuit, a zone scanning part scanning the range of detection in a scanning zone including a variation range of the input signal; a coefficient altering part altering an equalizer coefficient set to the equalizer circuit; a peak detecting part detecting a peak value of a number of appearances of the sampling result according to alteration of the equalizer coefficient and scanning of the range of detection; and a coefficient specifying part specifying the equalizer coefficient being used when detecting the peak value in the peak detecting part as a first coefficient. |
| US08588337B2 |
Vector modulator
Disclosed is a vector modulator. The vector modulator can control the amplitude and phase of an input signal, by not using amplitude variable attenuators but using phase shifters. Further, the vector modulator has a simple configuration and enables an input signal to be exactly modulated. Furthermore, the vector modulator can modulate the phase of an input signal throughout all areas in the polar coordinate system. |
| US08588336B2 |
Methods and apparatuses for compensation of I/Q imbalance
Methods for compensation of imbalance between I (In-phase) and Q (Quadrature) signal paths (12a, 12b, 605a, 605b) in a quadrature receiver (8) and a quadrature transmitter (600) are disclosed. In the receiver case, the imbalance is compensated for by means of post-distortion in the digital domain. In the transmitter case, the imbalance is compensated for by means of pre-distortion in the digital domain. The methods can be carried out with a relatively low computational complexity. Signal-processing devices (30, 610) for carrying out the methods are disclosed as well. The same basic internal structure may be used for the signal-processing device (30) in the receiver case as for the signal processing device (610) in the transmitter case. |
| US08588335B2 |
Radio communication device, radio communication method, and communication system using PADM transmission diversity
A radio communication device which when transmitting both a first information sequence, on which π/4-shift differential phase shift modulation is performed, as a delayed wave and a second information sequence, on which a differential phase shift modulation is performed, as an advance wave by using a PADM (Per transmit Antenna Differential Mapping) method, interchanges signal points respectively belonging to quadrants which are one of a first quadrant and a third quadrant, a second quadrant and a fourth quadrant, the first quadrant and the second quadrant, the first quadrant and the fourth quadrant, the second quadrant and the third quadrant, and the third quadrant and the fourth quadrant, the signal points being included in signal points mapped onto a complex plane which consists of a real number axis and an imaginary number axis, to change the arrangement of the information sequence. |
| US08588334B2 |
Robust antenna array
A wireless communication system that includes a robust transmitter array. The robust transmitter array includes an antenna array system with at least one column, at least one antenna element, and at least one polarization, a plurality of transmitter devices to transmit analog voice/data signals through the antenna array system, and a signal processor. The signal processor modifies two or more input signals in the event of a transmitter device failure such that substantially similar amounts of each of the two or more input signals are output from the transmitter system to the antenna array system, and wherein substantially less transmitted signal power is lost than in the case wherein the signal processor does not modify the two or more input signals in the event of a transmitter failure. |
| US08588331B2 |
Transmitter system for transmitting parallel data by compensating for crosstalk
A transmitter system for transmitting parallel data by compensating a crosstalk includes: first and second transmission lines parallel to each other; a first inverted crosstalk pulse generation unit configured to receive first transmission data and inverted first transmission data and output a first inverted crosstalk pulse according to a data mode; a second inverted crosstalk pulse generation unit configured to receive second transmission data transmitted in parallel to the first transmission data and inverted second transmission data and output a second inverted crosstalk pulse according to the data mode; a first addition unit configured to combine the first transmission data and the second inverted crosstalk pulse and output first compensation data to be transmitted to the first transmission line; and a second addition unit configured to combine the second transmission data and the first inverted crosstalk pulse and output second compensation data to be transmitted to the second transmission line. |
| US08588329B2 |
Phase-locked loop modulation
A phase-locked loop having: an oscillator for forming an oscillating output signal; a frequency divider connected to receive the output of the oscillator and frequency divide it by a value dependent on a division control signal; and a phase comparator for comparing the phase of the divided signal and a reference signal to generate a control signal, the operation of the oscillator being dependent on the control signal; the output data to form a divided signal a division ratio controller configured to, when clocked by an input signal, generate a series of output data for forming the division control signal; the phase-locked loop having: a first mode of operation in which the frequency divider is operable to frequency divide the output of the oscillator by a value dependent on the output of the division ratio controller; and a second mode of operation in which the frequency divider is not operable to frequency divide the output of the oscillator by a value dependent on the output of the division ratio controller, and the division ratio controller is clocked by a signal that is independent of the output of the oscillator. |
| US08588322B2 |
Method and device for soft-output detection in multiple antenna communication systems
An embodiment of a method and device for detecting a signal and generating bit soft-output of a multiple-input multiple-output system is provided. The device includes at least one channel estimates pre-processing unit, one received vector processing and one detection and soft-output generation unit. The pre-processing unit calculates multiple QR Decompositions of the input channel estimation matrix. The detection and soft-output generation unit computes near optimal bit soft output information with a deterministic complexity and latency. It may implement a reduced complexity search method. Globally, embodiments of the invention may allow achieving low complexity, high data rate, scalability in terms of the dimension of the MIMO system and flexibility versus the supported modulation order, all potentially key factors for most MIMO wireless transmission applications. |
| US08588320B2 |
Scaled and rotated Alamouti coding
The present invention relates to an encoder for encoding incoming symbols of an incoming data stream into channel symbols of a channel data stream for transmission over a transmission channel as well as to a corresponding decoder. To improve the error rate compared to a known Alamouti encoder, a scaled Alamouti encoder is proposed. In an alternative embodiment a scaled and rotated Alamouti encoder is proposed. |
| US08588317B2 |
Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems
Techniques are described for carrier frequency offset (CFO) and channel estimation of orthogonal frequency division multiplexing (OFDM) transmissions over multiple-input multiple-output (MIMO) frequency-selective fading channels. A wireless transmitter forms blocks of symbols by inserting training symbols within two or more blocks of information-bearing symbols. The transmitter applies a hopping code to each of the blocks of symbols to insert a null subcarrier at a different position within each of the blocks of symbols, and a modulator outputs a wireless signal in accordance with the blocks of symbols. A receiver receives the wireless signal and estimates the CFO, and outputs a stream of estimated symbols based on the estimated CFO. |
| US08588316B2 |
QR decomposition detection device and method supporting interference whitening
Disclosed is a QR decomposition device supporting interference whitening. The QR decomposition device supporting interference whitening may calculate a whitening matrix based on an interference channel matrix. The QR decomposition device supporting the interference whitening may simultaneously support interference whitening and detection of a transmission symbol vector through QR decomposition. A vector manufactured during the whitening and a result of the QR decomposition may be used for detecting the transmission symbol vector. |
| US08588315B2 |
Decoding apparatus and decoding method
Provided are a decoding apparatus, a decoding method and a receiving apparatus for decoding in a system supporting an OFDM/OFDMA scheme. The decoding method includes the steps of: receiving phase-modulated signal; performing subcarrier demodulation on the received signal and generating correlation metrics; generating decoding metrics using the correlation metrics; and determining a payload using the largest metric of the decoding metrics and at least one of an average metric and the second largest metric of the decoding metrics. The decoding apparatus includes: a receiving buffer for buffering received phase-modulated signal; a likelihood metric generator for generating decoding metrics corresponding to likelihoods of the received signal buffered in the receiving buffer being determined as respective potential payload values; a mean calculator for calculating an average metric; and a payload determiner for determining a payload using the largest metric of the decoding metrics and at least one of an average metric and the second largest metric of the decoding metrics. |
| US08588311B2 |
Identification of video signals in a video system
Incoming digital video signals to a video system each undergo identification with specific identifier prior to receipt at a corresponding one of the video system inputs. At each of the video system outputs, the output signal undergoes decoding to obtain the identity of the signal to confirm proper routing of signals within the video system. |
| US08588310B2 |
Method and apparatus for managing delivery of bits to a decoder
A method for managing delivery of encoded bits to a decoder is disclosed. In the method, a number of bits associated with a variable system delay is determined. The variable system delay is a time interval between each of a plurality of frames being encoded and decoded and is measured with respect to a current time for each of the plurality of frames. A number of bits in an encoder buffer for an encoder is determined. A number of bits in a decoder buffer for a decoder configured to receive encoded bits from the encoder is determined based on the bits associated with the variable system delay and the bits in the encoder buffer. Delivery of the encoded bits to the decoder is managed based on the number of bits determined to be in the decoder buffer. |
| US08588308B2 |
Method and apparatus for low complexity video encoding and decoding
This disclosure describes unique video encoding and decoding processes compliant to one or more specific coding standards, such as the H.264/AVC standard, without sacrificing coding efficiency. A higher resolution input image is divided into a corresponding set of lower resolution sub-sampled images. The first image of each set is coded as an independent I picture, or coded with respect to the first image of one or more other sets as a P or B picture. Each subsequent image of a set, other than the first image in each set, is encoded with respect to the first image of the same set or an image of another set as a regular P or B picture. A decoding process may employ a decoder conforming to the specific coding standard to decode the encoded data, by rearranging the decoded lower resolution sub-sampled images of each set into corresponding higher resolution output images. |
| US08588305B2 |
Two-dimensional interpolation architecture for motion compensation in multiple video standards
The present invention provides an apparatus for interpolation which is able to process input data with multiple video standards without sacrificing chip area. The interpolation unit comprises: a first interpolation unit for interpolating input data; a second interpolation unit for interpolating input data; a filter indicator for providing information to the first interpolation unit and the second interpolation unit; and an output unit for multiplexing and averaging output from the first interpolation unit and the second interpolation unit. The present invention also provides a motion compensation unit and a decoder for processing multiple video standards. |
| US08588301B2 |
Image coding apparatus, control method therefor and computer program
An image coding apparatus which divides an input picture into a plurality of macroblocks and performs a prediction encoding for each macroblock, comprising a unit for calculating flatness based on pixel values contained in a macroblock of interest and determining whether the macroblock of interest is a flat macroblock, a unit for storing determination results for each macroblock, a unit for determining, based on the determination results, whether the macroblock of interest determined to be a flat macroblock belongs to a flat area, a unit for selecting one of the inter-prediction mode and the intra-prediction mode as a prediction mode for an encoding process of the macroblock of interest based on determination results and on cost values of the inter-prediction mode and the intra-prediction mode, and a unit for performing predictive coding according to the selected prediction mode. |
| US08588298B2 |
Harmonic quantizer scale
A digital media encoder/decoder performs quantization/dequantization based on quantization parameters taken from a harmonic quantizer scale. The harmonic quantizer scale can include a normal portion consisting of quantization parameter values harmonically-related as simple fractions of each other, and a denormal portion of quantizers having a linear or other relation. The encoder/decoder further supports a scaled quantizer mode where quantization is performed based on the quantization parameter as scaled by a fractional value. A compressed domain contrast adjustment is effected by adjusting the quantization parameters in the compressed bitstream, without having to adjust and recode the digital media data in the compressed bitstream. |
| US08588297B2 |
Quantization parameter prediction
A method for encoding a video frame. The method including obtaining a current frame from a video stream, where the video stream includes a number of frames, determining a first base QP value for the current frame, and sending the first base QP value for the current frame to a decoder. The method also includes obtaining a first macroblock from the current frame, where the first macroblock includes a first image on the current frame, determining a first actual quantization parameter (QP) value for the first macroblock, and determining a first reference block for the first macroblock. The method also includes determining a first predicted QP value for the first macroblock using the first reference block, calculating a first ΔQP value for the first macroblock, and sending the first ΔQP value, a first prediction mode, and a first reference vector to the decoder. |
| US08588296B2 |
Bitrate control algorithm for video transcoding systems
A video transcoding system and method employing an improved rate control algorithm. A plurality of frames in an input video bitstream are received by the system, in which each frame is in a first coding format. Each frame in the input bitstream is decoded, and complexity information indicating the complexity of the frame after decoding is obtained. An estimated number of bits to allocate for the respective frame is calculated. Using a rate estimation model that employs the complexity information for the respective frame, a picture cost for the frame is calculated based on the estimated number of bits allocated to encode the frame, and a parameter of the rate estimation model. A target cost for the respective frame is calculated based at least in part on the picture cost and the complexity information for the frame. A quantization parameter (QP) is calculated that, when used to encode the respective frame in a second coding format, would generate an encoded frame having an actual cost approximately equal to the target cost. The respective frame is encoded using the calculated QP, and the frames encoded in the second coding format are provided in an output video bitstream. |
| US08588291B2 |
Multiple decode user interface
A system for processing information received from a plurality of source devices. Various aspects of the present invention provide a first video generating device that produces a first video output that comprises compressed video information representative of a sequence of video frames, the compressed video information comprising inter-frame comparison information. A second video generating device is also provided, which produces a second video output. A processing module is communicatively coupled to the first and second video generating devices and independent of such devices. The processing module may decompress the first video output from the first video generating device. A video presentation device is provided, which may generate a display corresponding to the first video output via the processing module and a display corresponding to the second video output via the processing module. Generally analogous components for processing audio information are also provided. |
| US08588285B2 |
Method and apparatus for operating a digital subscriber line arrangement
A digital subscriber line arrangement includes a downstream modem, an upstream modem and a copper pair connection between the modems. Each modem includes electrical length estimation function code means which causes the respective modem to measure the attenuation of signals transmitted by the other modem at a plurality of different frequencies, and to combine these measurements, or functions thereof, together to form a combined attenuation measure and to use this combined measure to form an electrical length estimation, KL0bis. The downstream modem is operable to transmit its electrical length estimation to the upstream modem, and the upstream modem is operable to generate a definitive electrical length estimation in dependence upon both the received estimation from the downstream modem and the estimation made by the upstream modem. Having generated a definitive electrical length estimation, the upstream modem is operable to transmit this to the downstream modem. Finally, the downstream modem includes Upstream Power Back Off mask generation function code means which causes the downstream modem to use the received definitive electrical length estimation to generate an upstream power back off mask for use in controlling the amount of power used when transmitting upstream signals over the copper pair connection to the upstream modem in one or more upstream transmission bands. |
| US08588279B2 |
Method and system for inter-PCB communication utilizing a spatial multi-link repeater
Aspects of a method and system for inter-PCB communication utilizing a spatial multi-link repeater are provided. In this regard, a signal may be transmitted between printed circuit boards via one or more repeaters, wherein the repeaters may frequency shift received signals to generate repeated signals. Each of the repeated signals may be generated by quadrature down-converting said received signal by mixing the received signal with a first LO signal pair, up-converting the down-converted signal by mixing it with a second LO signal pair, and adding or subtracting an in-phase portion and a quadrature-phase portion of the up-converted signal. Each repeated signal may comprise one or more signal components and a phase and/or amplitude of each of the components may be controlled to control a directivity of the repeated signals. The repeater may reside on one of the plurality of printed circuit boards. |
| US08588277B2 |
High data rate CDMA wireless communication system using variable sized channel codes
Method and apparatus for high rate code-division multiple access wireless communication is described. Each of a channel encoded data is modulated by an associated code having a small number of pseudo-noise spreading chips per orthogonal waveform period, thus producing a set of streams of modulated symbols. Each of the set of streams of modulated symbols is then gain adjusted, and combined to yield two streams of combined symbols. The combination is the set of streams is carried out to reduce a peak-to-average ratio of the transmission. The resulting two combined symbol streams are modulated by a complex multiplyer using a user long code and a pseudorandom spreading code (PN code) and upconverted for transmission. |
| US08588276B2 |
Methods and systems for OFDM using code division multiplexing
In some embodiments of the invention, OFDM symbols are transmitted as a plurality of clusters. A cluster includes a plurality of OFDM sub-carriers in frequency, over a plurality of OFDM symbol durations in time. Each cluster includes data as well as pilot information as a reference signal for channel estimation. In some embodiments, a plurality of clusters collectively occupy the available sub-carrier set in the frequency domain that is used for transmission. In some embodiments of the invention data and/or pilots are spread within each cluster using code division multiplexing (CDM). In some embodiments pilots and data are separated by distributing data on a particular number of the plurality of OFDM symbol durations and pilots on a remainder of the OFDM symbol durations. CDM spreading can be performed in time and/or frequency directions. |
| US08588273B2 |
Communication system and method for cancelling timing dependence of signals
In a communication system, a timing-dependence cancelling module is included for cancelling timing-dependence of a transmission signal, so as to render a timing-dependent signal be capable of being utilized on communication systems. Besides, updating an echo cancelling parameter by applying an error difference variable and a data difference variable, or by directly decreasing a step-size coefficient, may also fulfill the purpose of reducing or eliminating timing dependence in a transmission signal of a communication system. |
| US08588265B2 |
Semiconductor laser element and manufacturing method of the same
Disclosed herein is a semiconductor laser element including: on a substrate, a laser structure section configured to include a semiconductor laminated structure having an n-type semiconductor layer, active layer and p-type semiconductor layer in this order, and a p-side electrode on top of the p-type semiconductor layer; a pair of resonator edges provided on two opposed lateral sides of the semiconductor laminated structure; and films made of a non-metallic material having a thermal conductivity higher than that of surrounding gas, and provided in the region of the top side of the laser structure section including the positions of the resonator edges. |
| US08588264B2 |
Method of driving a laser diode
An ultrashort pulse/ultra-high power laser diode with a simple structure and configuration is provided. In a method of driving a laser diode, the laser diode is driven by a pulse current which is 10 or more times higher than a threshold current value. The width of the pulse current is preferably 10 nanoseconds or less, and the value of the pulse current is specifically 0.4 amperes or over. |
| US08588260B2 |
Optimization of laser bar orientation for nonpolar and semipolar (Ga,Al,In,B)N diode lasers
Optical gain of a nonpolar or semipolar Group-III nitride diode laser is controlled by orienting an axis of light propagation in relation to an optical polarization direction or crystallographic orientation of the diode laser. The axis of light propagation is substantially perpendicular to the mirror facets of the diode laser, and the optical polarization direction is determined by the crystallographic orientation of the diode laser. To maximize optical gain, the axis of light propagation is oriented substantially perpendicular to the optical polarization direction or crystallographic orientation. |
| US08588258B2 |
Automatic management of timestamp-based synchronisation protocols
A method for automatic management of a timestamp-based synchronization protocol within a packet-based network to synchronize a slave within a synchronization topology including a plurality of masters, the slave clock being locked to a master clock at an initialization time, said method comprising an assessment step of end-to-end packet delay variation on the basis of the slave clock accuracy, over a plurality of (slave, path, master) combinations, each path linking the slave to a master. |
| US08588256B2 |
Transmission apparatus and signal mapping method
A transmission apparatus exercises insertion control for inserting a client signal and a stuff byte into a payload area in a frame into which the client signal is to be mapped, and sends the frame after the insertion control. In addition, the transmission apparatus inserts the client signal or the stuff byte in columns of the frame into the payload area except a leading column. |
| US08588254B2 |
Method and system for energy efficient signaling for 100mbps Ethernet using a subset technique
Aspects of a method and system for energy efficient signaling for 100 mbps Ethernet using a subset are provided. In this regard, a network device enabled to communicate over a network link at 1 Gbps or faster may be configured to communicate over the network link at, or approximately at, 100 Mbps by reducing a number of active channels over which the network device communicates and/or reducing a size of a signal constellation utilized by the network device to encode data. The device may communicate according to 1GBASE-T or 10GBASE-T standards. The number of active channels may be reduced to a single bidirectional channel or two unidirectional channels. The signal constellation may be reduced to two or three levels. One or more components of the network device may be unnecessary for recovering data when communicating at 100 Mbps and may thus be powered down, or placed into a lower power mode. |
| US08588246B2 |
Method and device for determining search space, and method and device for determining candidate control channel resources
A method for determining a search space includes determining the number of downlink control information bits of each type of control channel currently required to be monitored by a UE. A temporary search space corresponding to the each type of control channel is determined according to a mapping relationship currently used by the UE. It is determined that an actual search space corresponding to a selected type of control channel is all or a part of CCEs of a union of temporary search spaces corresponding to all or a part of control channels with the same number of the downlink control information bits when the DCI bit number of one or more other control channels is the same as the DCI bit number of the selected type of control channel. |
| US08588241B1 |
Memory utilization in a priority queuing system of a network device
In general, the invention is directed to techniques for improving memory utilization in a priority queuing system of a network device. More specifically, a priority queue memory management system is described in which memory pages are assigned to the various priority queues in order to implement an efficient first in, first out (FIFO) functionality. The dynamic memory techniques described herein allow the multiple priority queues to share a common memory space. As a result, each priority queue does not require a pre-allocated amount of memory that matches the aggregate size of the packets that must be buffered by the queue. |
| US08588233B1 |
Peer-to-peer connection establishment using TURN
A relay service enables two peers attempting to communicate with one another to each connect to a publicly-accessible relay server, which servers are associated with an overlay network and are selected by a directory service. After end-to-end connectivity is established, preferably the hosts communicate with each other by relaying data packets via the overlay network relay servers. Communications (both connection control messages and data being relayed) between a host and a relay server occurs at an application layer using a modified version of the TURN protocol. |
| US08588228B1 |
Nonvolatile memory controller with host controller interface for retrieving and dispatching nonvolatile memory commands in a distributed manner
A nonvolatile memory controller includes a host controller interface, processors, a message networks and a data network. The host controller interface includes a command fetch module, command assembly buffers, and a command dispatch module. The command fetch module retrieves nonvolatile memory commands from a host processing unit. The command assembly buffers store the nonvolatile memory commands retrieved from the host processing unit. The command dispatch module generates request message packets including the nonvolatile memory commands. The message network routes the request message packets to the processors. The processors process the nonvolatile memory commands in the request message packets for controlling operation of the nonvolatile memory controller. |
| US08588224B2 |
Priority based flow control in a distributed fabric protocol (DFP) switching network architecture
A switching network includes an upper tier and a lower tier including a plurality of lower tier entities. A master switch in the upper tier, which has a plurality of ports each coupled to a respective lower tier entity, implements on each of the ports a plurality of virtual ports each corresponding to a respective one of a plurality of remote physical interfaces (RPIs) at the lower tier entity coupled to that port. Data traffic communicated between the master switch and RPIs is queued within virtual ports that correspond to the RPIs on lower tier entities with which the data traffic is communicated. The master switch enforces priority-based flow control (PFC) on data traffic of a given virtual port by transmitting, to a lower tier entity on which a corresponding RPI resides, a PFC data frame specifying priorities for at least two different classes of data traffic communicated by the particular RPI. |
| US08588223B2 |
Multi-stage interconnection networks having smaller memory requirements
In one embodiment, a multistage interconnection network (MIN) has two or more configurable stages, each stage having a plurality of switches. The network has one or more unused input terminals, each mapped using fixed switch connections to an unused output terminal. The network also has a set of used input terminals that are selectively mapped to a set of used output terminals based on values of control signals supplied to the stages. Each stage receives a different control signal, and each control signal is generated by cyclically shifting a control seed by a corresponding cyclic-shift value. Fixing the mappings of the unused terminals ensures that the used input terminals are not mapped to any unused output terminals. By storing only the control seed, memory requirements are reduced over networks that explicitly store individual control signals for all of the stages. |
| US08588222B2 |
Method and apparatus for connecting a network device to a daisy chain network
A network device configured to allow the connection of the network device to a network in a daisy chain configuration using a single cable. The network device is connected to a cable with two conductors by a socket that is adapted to receive a plug connected to the end of the cable. When the plug on the end of a cable is inserted into the socket, a first conductor in the cable is connected to an input port of a network component and a second conductor of the cable is connected to an output port of a network component. A signal from the network is transmitted down a first conductor in a cable to a network device and the signal is then transmitted back from the network device down a second conductor in the same cable. |
| US08588221B2 |
Method and interface for interfacing a radio frequency transceiver with a baseband processor
An interface includes three sub-interfaces. A first and second sub-interface receive first/second inbound IQ data streams, respectively, packetize the first/second inbound IQ data streams to obtain first/second inbound IQ data packets, respectively, and transmit the first/second inbound IQ data packets to the baseband processor via a first/second set of RX lanes, respectively. Each first/second inbound IQ data packet comprises a data packet identifier out of a common set of possible data packet identifiers. A third sub-interface receives outbound IQ data packets from the baseband processor via a TX lane, and depacketizes the outbound IQ data packets to obtain an outbound IQ data stream. The third sub-interface receives an RX not-acknowledge signal via the TX lane that identifies a defective first or second inbound IQ data packet within the first/second inbound IQ data packets. |
| US08588220B2 |
Method and apparatus for mitigating port swapping during signal tracking
Embodiments of the present invention provide a method and apparatus for mitigating port swapping during signal tracking. The method and apparatus generally include acquiring a first signal characteristic corresponding to a signal assigned to a first port, comparing the first signal characteristic to a second previously acquired signal characteristic, and assigning the signal to a second port if the first and second signal characteristics vary. Such a configuration mitigates port swapping without requiring signals to include identification information, thereby enabling assignment of signals corresponding to any format or source. |
| US08588217B2 |
Transport control system and transport control server
A transport control server (100) wherein a conversion table including a pre-conversion identifier and a post-conversion identifier, and a conversion type indicating the aggregate/transfer of a path are previously stored for each two segments that are connected to each other. When devices (111, 118) at the endpoints of the path are specified, the transport control server (100) calculates the route between the devices to identify one or a plurality of gateway nodes (112 to 117) on the route. Also, the transport control server (100) acquires from a storage unit the pre-conversion identifier, post-conversion identifier, and conversion type corresponding to two segments that are connected by the identified nodes for each of the identified nodes, and sets the acquired identifiers and conversion type to each of the nodes. Each of the nodes encapsulates and transmits a received packet including the set pre-conversion identifier using the set post-conversion identifier, or replaces the set pre-conversion identifier with the set post-conversion identifier and transmits the post-conversion identifier in accordance with the set conversion type. |
| US08588215B2 |
Proxy server, computer program product and methods for providing a plurality of internet telephony services
A proxy server including a system manager and a database is provided. The system manager includes an internal registrar module, an external registrar module, a session manager module and a signal routing module. The internal registrar module provides an internal register service for a plurality of nodes in a first service network. The external registrar module registers at an internet service provider providing network services in a second service network. The session manager module manages session processes in the first service network and the second service network and manages the network services shared between the registered nodes. The signal routing module routes control signals of the session processes between the first service network and the second service network. The database stores information related to the registered nodes. |
| US08588211B2 |
Method for changing session media, method for establishing a call, and equipment thereof
A method for changing ICS session media includes: receiving a media type change request including a new media type sent from a terminal equipment or a MSC, releasing a CS call leg based on an original media type between an ICCF and the terminal equipment, establishing a CS call leg based on the new media type between the ICCF and the terminal equipment, and updating a media type of a second call leg between the ICCF and a second party into the new media type; or, receiving a media type change request including a new media type sent from a second party, updating a media type of a second call leg between an ICCF and the second party into the new media type, releasing a CS call leg based on an original media type between the ICCF and a terminal equipment, and establishing a CS call leg based on the new media type between the ICCF and the terminal equipment. |
| US08588210B2 |
Method and apparatus for floor control in a communication system
Methods for enabling floor control are performed in an endpoint terminal (140, 142, 146) and a session controller (106). The session controller: receives (410) a message requesting a session that includes an SDP packet with a requested floor control profile having a requested set of floor control parameters or a requested list of potential floor owners; accepts (410) the session; determines (420) a final floor control profile having a final set of floor control parameters and a final list of potential floor owners; and communicates at least a portion of the floor control profile within a system (100). The endpoint terminal: communicates a message requesting a session that includes an SDP packet with a requested floor control profile; and receives a message having an SDP packet with a final floor control parameter. The final floor control profile may be the same as or different from the requested floor control profile. |
| US08588203B2 |
Wireless communication system with improved broadcast coverage
Techniques to transmit data with cyclic delay diversity and pilot staggering are described. For cyclic delay diversity, OFDM symbols having different cyclic delay durations are generated. The cyclic delay durations for the OFDM symbols may be selected to be time varying with respect to the cyclic delay durations for OFDM symbols transmitted by a neighboring base station. An FDM pilot is generated and multiplexed on multiple sets of subbands in different symbol periods. Waveforms for a second radio technology (e.g., W-CDMA) may be generated for data to be transmitted with this radio technology. The OFDM symbols are multiplexed onto time slots used for OFDM, and the waveforms for the second radio technology are multiplexed onto time slots used for this radio technology. One or multiple modulated signals may be generated based on the multiplexed OFDM symbols and waveforms. Each modulated signal is transmitted from a respective antenna. |
| US08588197B2 |
Wireless resource allocation control system, road-side unit, wireless resource allocation control method and storage medium storing program thereof
A wireless resource allocation control system for allocating and releasing wireless resource used for communication between vehicles in a predetermined area is provided. The control system includes a unit mounted on a vehicle, and the unit includes a transmitter for transmitting first information associated with the vehicle. A station receives information from the unit and sends information to the unit. The station calculates a priority level for each of the units on the basis of the first information transmitted from each of the units, ranks the units in the order of the priority level, allocates wireless resources to the units in descending of the priority levels, and releases the wireless resource previously allocated to the unit in the case of the unit unworthy of current allocation of the wireless resource. |
| US08588195B2 |
Data transmission method, system and apparatus thereof
Disclosed are a data transmission method, a system and an apparatus, which are used to meet transmission quality requirements of data on multiple kinds of logic channels in the event that multiple kinds of logic channels related to multimedia broadcast multicast service (MBMS) are mapped to the same transmission channel. The data transmission method provided by the present invention includes that: a network side determines multiple kinds of modulation and coding schemes (MCSs) needed to be adopted when multiple kinds of logic channels are mapped to the same transmission channel, and notifies a terminal of correspondence between logic channels and MCSs; using MCSs needed to be adopted, the network side performs modulation and coding for the data on logic channels mapped to the transmission channel, then transmits it to the terminal through the transmission channel. |
| US08588194B2 |
Method, apparatus, and system for managing mobile communication devices
A method for managing mobile communications devices includes: receiving a management instruction delivered by an ACS through a TR069 protocol; converting the management instruction into a command identifiable to a mobile communications device, and sending the identifiable command to the mobile communications device; receiving a response instruction sent by the mobile communications device after the mobile communications device executes the identifiable command; and encapsulating the response instruction into a TR069 response message, and sending the message to the ACS. Through the method and apparatus for managing mobile communications devices, a management instruction is converted into a command identifiable to the mobile communications device; the mobile communications device executes the relevant operations according to the instruction and implements the relevant services, thus implementing unified management for mobile communications devices. |
| US08588191B2 |
Method for mobile terminal access to wireless LAN based on access point services and service parameters
A wireless LAN provides access to a mobile terminal (MT) utilizing beacon frames to broadcast access point (AP) service specific information. The MT listens to the beacon frames and compares the broadcast service(s) and service parameters to a predetermined service profile stored in the MT. When the services offered by an AP matches the services designated in the stored service profile, the MT associates with that particular AP. |
| US08588187B2 |
Transmission delay utilizing orthogonal frequency division multiplex transmission method
A communications system includes a first reception device and a transmission device. The transmission device includes a modulator operable to modulate a plurality of subcarriers using a signal series obtained by multiplexing a first signal series to be transmitted to the first reception device and a second signal series to be transmitted to a plurality of reception devices including the first reception device in a communications area of the transmission device and a transmitter operable to transmit the modulation signals. The first reception device includes a demodulator operable to regenerate the first signal series and the second signal series. |
| US08588185B2 |
Apparatus and method for performing handover in multiple component carrier system
A method for performing handover in a multiple component carrier system includes a UE transmitting a measurement report message, including measurement values for one or more cells, to a source BS, the source BS transmitting a handover request message, including at least one of a candidate cell list including at least one candidate cell to be used in a target BS, an aggregatable cell list including at least one aggregatable cell in which UE capability is taken into consideration, and a list of sensible cells including at least one cell defined based on a similarity sensitivity of a measured frequency, to the target BS based on the measurement value, the source BS checking the cell included in the at least one list, receiving a handover ACK message including a final cell from the target BS, and determining handover, and the source BS transmitting a handover command message to the UE. |
| US08588183B2 |
Access router and method of processing handover by access router
An access router including a module buffering first data to be transmitted to a first mobile station, and transmitting the first data to a second access router when the first mobile station moves to the second access router. Methods of processing a handover by the access router during a handover of the mobile station are also described. |
| US08588177B2 |
Method of performing session handover between terminals, network system, and program
It is difficult to perform handover between mobile terminals. In addition, when a session handover is performed between terminals whose mobilities are managed by individual Mobile IP HAs, it is difficult for an IETF standard to normally treat an Uplink packet. A network system includes: a function 9 that manages bind information between terminals which are arranged in a network and are subjected to the control of a user; a function 5 that translates an address; a function 7 that performs encapsulation between HAs; and a function that is provided in a terminal and transmits the bind information and a handover trigger to the bind information management function 9. |
| US08588171B2 |
Radio communication device and pilot arrangement method
Provided is a radio communication device capable of reducing the number of pilots while maintaining a channel estimation accuracy. The radio communication device includes: a unicast pilot generation unit (105) which generates a unicast pilot sequence and outputs it to an arrangement unit (106); and an arrangement unit (106) arranges unicast data, multicast data, a unicast pilot sequence, and a multicast pilot sequence at a position on the two-dimensional plane formed by a frequency axis and a time axis for output to an IFFT (Inverse Fast Fourier Transform) unit (107). Here, the arrangement unit (106) does not arrange pilots of the multicast pilot sequence at a time when the single frequency is different from the position where identical pilots are arranged between sectors among the respective pilots of the unicast pilot sequence in one sub frame. |
| US08588169B2 |
Random access failure in wireless device multiple timing advance groups
A wireless device receives a control command to transmit a random access preamble on a first secondary cell. The wireless device repeatedly transmits the random access preamble until a random access response corresponding to the random access preamble is received or a predetermined number of transmissions is reached. If the predetermined number of transmissions is reached without receiving the random access response, the wireless device stops transmission of the random access preamble and keeps a connection with the base station active. |
| US08588165B2 |
Method and apparatus for transmitting and receiving transmissions with a UE in a cell PCH state
A method and apparatus for transmitting and receiving via a high speed downlink shared channel (HS-DSCH) is disclosed. A wireless transmit/receive unit (WTRU) receives the HS-DSCH while operating in a cell forward access channel (Cell-FACH) state, a cell paging channel (Cell-PCH) state, or URA paging channel (URA-PCH) state. |
| US08588159B2 |
Radio communication apparatus including the use of non-transmission information
A radio communication apparatus includes a receiving section that receives a quality indication signal from a communicating station of a communicating party, a transmitting section that transmits transmission data corresponding to the quality indication signal to the communicating station, and a non-transmission information notifying section that notifies the communicating station of the communicating party of non-transmission information indicative of not transmitting the transmission data when the apparatus does not transmit the transmission data corresponding to the quality indication signal or the apparatus cannot transmit the transmission data to the communicating station. When the communicating terminal apparatus receives the non-transmission information indicative of not transmitting the transmission data, resources are saved in that the apparatus stops awaiting the data. |
| US08588152B1 |
Using the reverse activity bit (RAB) to dynamically configure parameters of the EV-DO data rate control (DRC) channel
Methods and systems are provided for using the EV-DO Reverse Activity Bit (RAB) to dynamically configure parameters of the EV-DO DRC channel. In an embodiment, an access terminal maintains at least two different DRCLength values in data storage. The access terminal periodically transmits DRC data to an access network on the DRC channel. The DRC data comprises a DRC cover and a DRC value. The access terminal uses the DRC cover to select a serving sector, and the access terminal uses the DRC value to request a forward-link data rate. The access terminal periodically receives from an access node in the access network a RAB having a state that is either set or cleared. The access terminal selects one of the maintained DRCLength values based at least in part on the state of the RAB, and subsequently transmits DRC data according to the selected DRCLength value. |
| US08588146B2 |
Method and apparatus for channel selection in a wireless communication system
A node in a wireless communication system announces a channel switch operation to facilitate a smooth transition to other channel. The node detects a requirement to discontinue communications at a first channel and sends a message to a plurality of neighboring nodes in response to detecting the requirement. Generally, the message comprises at least a reason for discontinuation of communications at the first channel and a duration for the channel switch operation after which the node is available for communications at the first channel or an alternate channel. Each of the plurality of neighboring nodes can determine based on the message and the neighborhood conditions a requirement to scan alternate channels to initiate communications with other nodes. |
| US08588144B2 |
Access point with simultaneous downlink transmission of independent data for multiple client stations
A wireless network device includes modulation modules, each configured to receive a data stream and modulate the data stream to generate a modulated data stream. A matrix module generates a multiplexing matrix based on channel conditions between the wireless network device and each of a plurality of client stations, and applies the multiplexing matrix to each of the modulated data streams to generate multiplexed data streams. The wireless network device also includes summing modules, each configured to sum at least two of the multiplexed data streams to generate a transmit data stream. A first transmitter transmits a first one of the transmit data streams during a downlink transmission period to a first one of the client stations. A second transmitter transmits a second one of the transmit data streams to a second one of the client stations while the first transmitter transmits the first one of the transmit data streams. |
| US08588143B2 |
Method and system for controlling access of user equipment to network
A method and a system for controlling user equipment (UE) access to a network are used for controlling the access of a UE to a local network. The method includes: a Serving General Packet Radio Service Support Node (SGSN) obtains the information of the local network to which the UE requests access via an Activate Packet Data Protocol Context initiated by the UE; the SGSN instructs a Home Node B (HNB) to establish a local network bearer for the UE according to the information of the local network to which the UE requests to access; the HNB grants the UE access to the local network by establishing a local network wireless bearer for the UE based on the instruction of the SGSN. |
| US08588141B2 |
Network controllers, communication systems, and bearer type determination method
Terminal management means stores information with respect to a terminal that joins a delivery service provided in each cell in a context that serves to manage the information with respect to the terminal. Terminal counting means counts the number of terminals that joins the delivery service in the each cell on the basis of each service using the context stored in the terminal management means. Bearer determination means determines whether to use a point-to-point bearer or a point-to-multipoint bearer for the delivery service in the each cell based on the number of terminals counted by the terminal counting means. |
| US08588137B2 |
Telecommunications network responsive to server-provided location information
The invention relates to a telecommunications network for wirelessly establishing a connection with a terminal located at a location in said network by a server. The terminal is identified by a terminal identifier in the telecommunications network. The telecommunications network contains a first network node and a second network node. The first network node is configured for receiving a data unit for the terminal from the server, that is preferably located outside the telecommunications network. The data unit comprises the terminal identifier. The first network node is being configured for receiving a location identifier indicative of the location of the terminal from the server and for deriving an address of the second network node using the location identifier. The derived address of the second network node is then used for transmitting a first connection request for establishing a connection with the derived second network node. |
| US08588131B2 |
Wireless slave unit
A wireless slave device for performing wireless network communication with another wireless slave device, the other wireless slave device being connected to a terminal, and wired network communication with a terminal, the wireless slave device including a wireless reception unit that wirelessly receives a notification frame including a MAC address of the terminal connected to the other wireless slave device and a MAC address of the other wireless slave device, a storage unit that associates and stores the MAC address of the other wireless slave device and the MAC address of the terminal both included in the wirelessly received notification frame, a wire reception unit that receives a frame transmitted from the terminal connected to the wireless slave device, and a filtering unit that discards the frame if the transmission destination MAC address of the frame received by wire does not match the MAC address stored in the storage unit. |
| US08588127B2 |
Apparatus and method for allocation of subframes on a mixed carrier
Methods and apparatus, including computer program products, are provided for allocating subframes of a mixed carrier. In one aspect, there is provided a method. The method may include allocating subframes within radio frames transmitted to a user element. Moreover, the method may include transmitting, to the user element, a message comprising an indication of the allocation. The indication may be representative of the allocation within the subframes of consecutive radio frames, without the indication identifying the radio frames including the allocated subframes. Related apparatus, systems, methods, and articles are also described. |
| US08588123B2 |
Apparatus and method for MBMS in wireless communication system
A method and apparatus of allocating a resource for a plurality of logical channels is provided. A transmitter acquires a plurality of available resources for a plurality of component carriers, and allocates the plurality of available resources to the plurality of logical channels based on priority of each of the plurality of logical channels. |
| US08588120B2 |
Power conservation in wireless client terminals using proxy device
A novel power conservation scheme is provided for conserving power in client terminals by using a proxy server. The client terminal may have a secondary communication interface for short range communications and a primary communication interface for long range communications with an access point for a wireless network. To conserve power, the client terminal may power down its primary communication interface without informing the access point. The access point assumes the primary communication interface is still active. Prior to shutting off its primary communication interface, the client terminal may assign an external proxy device to act as a proxy and monitor its data channel with the access point. The proxy device monitors the data channel(s) for the client terminal via a primary communication interface. If the proxy device detects a data message for the client terminal, it forwards the data message to the client terminal via a secondary communication interface. |
| US08588119B2 |
Asynchronous low-power multi-channel media access control
A method for wirelessly transferring data between nodes may include periodically waking a receiving node from a sleep mode to a receive mode and returning the receiving node to the sleep mode, where, in the receive mode, the receiving node samples a plurality of wake-up channels; transmitting at least one wake-up preamble packet by a transmitting node on at least one of the plurality of wake-up channels; receiving, by the receiving node while in the receive mode, the wake-up preamble packet; transmitting, by the receiving node and responsive to receiving the wake-up preamble packet, an acknowledgement; transmitting, by the transmitting node and responsive to receiving the acknowledgement, a data frame on at least one data channel; and/or receiving, by the receiving node, the data frame. Some methods may include estimating a wake-up time of the receiving node and/or performing a clear channel assessment prior to transmitting the wake-up preamble packet. |
| US08588118B2 |
Wireless communication device and wireless communication system
A wireless communication device includes: a packet detection part detecting presence/absence of a reception of a packet; a judgment part judging whether or not temporal change of presence/absence of the reception of the packet detected in the packet detection part corresponds to a predetermined identifier; and a power source control unit controlling power supply from a power source based on a result of a judgment in the judgment part. |
| US08588109B2 |
Integrated lawful intercept for internet protocol multimedia subsystem (IMS) over evolved packet core (EPC)
A system includes a device that receives a lawful intercept request from a law enforcement agency, and determines whether a packet data lawful intercept or a session initiation protocol (SIP)-based applications (SBA) lawful intercept is requested by the lawful intercept request. The device also provisions, when a packet data lawful intercept is requested by the lawful intercept request, a policy control and charging rules function (PCRF) and a packet data network (PDN) gateway (PGW) for the packet data lawful intercept. The device further provisions, when a SBA lawful intercept is requested, a proxy call session control function. (P-CSCF), a serving-CSCF (S-CSCF), and a session border controller (SBC) for the SBA lawful intercept. |
| US08588107B2 |
Returning domain identifications without reconfiguration
In one embodiment, a technique for returning Domain IDs to a Fiber Channel fabric without a full build fabric (BF) phase is provided. A switch in the fabric may send a principal switch a message requesting the return of one or more Domain IDs assigned to that device. The principal switch may update the list of fabric Domain IDs to remove the Domain IDs identified in the message and send the updated list to devices in the fabric. |
| US08588104B2 |
Methods and systems of reporting location information through fast-feedback channels in WiMAX system
Certain embodiments of the present disclosure may allow for transmitting location information from a mobile station to a base station. The mobile station can determine differential location information (DLI) of the mobile station relative to an absolute location of the mobile station and transmit the DLI to the base station. The base station can receive DLI from the mobile station, the DLI indicating a location of the mobile station relative to an absolute location, and adjust parameters of the mobile station based, at least in part, on the DLI. |
| US08588102B2 |
Wireless communication apparatus and wireless communication method
To suppress concentration of channel quality information requests and reports in a case of discontinuously transmitting reference signals at specific resources in a time domain, and thereby preventing degradation in throughput. A transmission apparatus (eNB) transmits an instruction of CSI request distributed for each reception apparatus in a subframe concurrently with or earlier than a reference signal CSI-RS to each of reception apparatuses (UE1, UE2). Each of the reception apparatuses (UE1, UE2) detects the CSI request from the transmission apparatus and calculates CSI from a channel estimation value of CSI-RS received thereafter. Then, the reception apparatus identifies CSI report subframe of the own apparatus from CSI report interval information of a given time interval notified in advance, the subframe in which the CSI request is detected and transmission timing of CSI-RS, and transmits a feedback signal including CSI report value by using PUSCH at the timing of the CSI report subframe. |
| US08588099B2 |
Method for inheriting attribute of forwarding adjacency in multilayer network and corresponding multilayer network
The present invention provides a method for inheriting an attribute of a FA in a multilayer network, which comprises: returning information of a first attribute of each link on a FA LSP in a path computation reply message to an upper layer head node, and initiating connection setup; a head node on the FA LSP constructing the first attribute of this FA according to information of the first attribute of each link on the FA LSP included in a path message sent from a upstream node and storing the first attribute of this FA, and sending information of the first attribute of this FA to a downstream node; and c) the tail node on the FA LSP obtaining information of the first attribute of this FA and storing the first attribute of this FA. The present invention also provides a multilayer network. |
| US08588098B2 |
Transmission apparatus, reception apparatus, communication system, and processing method used in reception apparatus
The present invention relates to a transmission apparatus, a reception apparatus, a communication system, and a processing method used in the reception apparatus that are capable of reducing collisions of an Ack frame.A transmission apparatus 100 transmits an Ack frame 200 made up of only a PLCP preamble. In a reception apparatus 300, an RF unit 320 supplies the Ack frame 200 received by an antenna 310 to a PMD unit 340. The PMD unit 340 determines a termination end of the Ack frame 200 on the basis of a signal strength of the Ack frame 200 supplied from the RF unit 320. Furthermore, the PMD unit 340 generates a timing of the termination end of the PLCP preamble of the Ack frame 200 on the basis of the PLCP preamble. A PLCP unit 350 detects the Ack frame 200 on the basis of a result in which the termination end of the Ack frame 200 has been determined using the signal strength and the timing of the termination end of the PLCP preamble generated by the PLCP preamble of the Ack frame 200. |
| US08588092B2 |
Transmission rate setting device, transmission rate setting device control method, content-filtering system, transmission rate setting device control program, and computer-readable recording medium
To reduce wasteful consumption of electric power for a data communication without providing a complex mechanism, a communication connection device (100) for setting a transmission rate for a communication between a communication terminal (T1) and a web server (W1) includes: a transmission rate control section (122) for detecting that a restriction has been placed on the communication from the communication terminal (T1) to the web server (W1); and a transmission rate setting section (123) for setting, if the transmission rate control section (122) has detected that a restriction has been placed on the communication, a transmission rate for the communication, carried out by the communication terminal (T1), so that the transmission rate becomes lower than before the restriction has been placed on the communication. |
| US08588091B2 |
Device, system and method of wireless communication over a combined channel
Some demonstrative embodiments include devices, systems and/or methods of wireless communication over a combined channel. For example, a wireless communication unit may transmit a wireless communication transmission over a combined channel including a primary channel and at least one secondary channel, wherein the wireless communication unit is to begin the transmission over the combined channel if a detected state of use of the secondary channel is idle for at least a predefined silence period preceding an expiration of a back-off period corresponding to the primary channel, wherein the silence period is longer than a priority interframe space (PIFS) interval. Other embodiments are described and claimed. |
| US08588089B2 |
Mechanism for automated re-configuration of an access network element
A mechanism for controlling resources and/or settings of an access network element like a base station is provided which allows an autonomous reconfiguration of, for example, the antenna configuration based on a set of performance indicators in a base station. The base station can reconfigure itself without the need of operator control so that during periods with low capacity demands the base station will reconfigure correspondingly, which may include a reduction of active cells by turning off the power for a part of the installed equipment. |
| US08588085B2 |
Method and apparatus for supporting idle mode of mobile station in wireless communication system
A method and apparatus for supporting an idle mode of a Mobile Station (MS) in a superframe-based wireless communication system are provided. In a method for operating an MS to support an idle mode in a superframe-based wireless communication system, a paging listening interval is determined based on a Broadcast CHannel (BCH) information Transmit (TX) interval. BCH information including paging information is received during the paging listening interval. The inclusion/non-inclusion of a paging advertisement (MOB_PAG-ADV) message is detected based on the BCH information. |
| US08588081B2 |
Monitoring a flow set to detect faults
In certain embodiments, monitoring a flow set to detect faults includes identifying, by a first maintenance end point, a flow set comprising flows that utilize a paths from the first maintenance end point through one or more intermediate nodes to a second maintenance end point. Continuity check messages are generated. Each continuity check message is formatted as a data packet that an intermediate node forwards. Each continuity check message comprises a header comprising a maintenance indicator. The continuity check messages are transmitted on the flows to allow the second maintenance end point to monitor the paths. |
| US08588077B2 |
Retransmission-based stream repair and stream join
The Real-time Transport Protocol (RTP) and its related standards define a retransmission packet format and a way to give feedback via Negative ACKnowledge (NACK) packets for data that has been lost. In one embodiment, a unicast RTP repair session is associated with a main Source Specific Multicast (SSM) multicast session. Real-time Transport Control Protocol (RTCP) NACK packets are then used for feedback to a SSM feedback target address. This dynamically instantiates unicast RTP repair for multicast sessions. The repair scheme can be used for repairing multicast channels or joining new multicast channels. In another embodiment, a media transmission device shares an IP address with one or more other media transmission devices. The shared IP address can also be used to route multiple identical multicast media streams to different media stream receivers. |
| US08588074B2 |
Data transfer path evaluation using filtering and change detection
If a condition in a data transfer path is modeled appropriately, then a filter-based approach can be used to provide an estimate of the condition. This permits accurate, real-time estimates of the condition with modest requirements for data processing and memory resources. Change detection can be implemented to control a parameter of the filter. |
| US08588073B2 |
Voice and data exchange over a packet based network
A voice queue includes a primary queue and a secondary queue. The secondary queue is operable to store voice packets and generate timestamps for the voice packets. The primary queue is operable to receive the voice packets from the secondary queue, store the timestamps for the voice packets, and store sequence numbers for the voice packets. |
| US08588072B2 |
Switch network system, controller, and control method
A controller has an entry control block and a flow table setting block. In a case where an action of a target entry in a flow table is to be changed to “forwarding of a reception packet to the controller”, the entry control block forecasts a load when packets matching the target entry are forwarded to the controller. If the load exceeds a permissible value, the entry control block repeats entry division processing until the load becomes within the permissible value. In the entry division processing, the entry control block divides the target entry into a plurality of post-division entries, divides the match condition of the target entry into a plurality of conditions, and sets respective match conditions of the plurality of post-division entries to the plurality of conditions. The flow table setting block instructs a switch to set the plurality of post-division entries in the flow table. |
| US08588071B2 |
Device and method for adaptation of target rate of video signals
A device, system, and method for adapting a current target rate of a video signal (VS) transmitted from a video provider (32) to a video receiver (10). The method includes receiving the video signal (VS) at the video receiver (10), measuring at the video receiver (10) at least an indicator of the received video signal (VS), the at least an indicator being different from a packet loss rate, calculating at the video receiver (10) a new target rate based on the current target rate of the received video signal (VS), the at least an indicator, and at least a reference, and transmitting from the video receiver (10) the new target rate to the video provider (32) to adapt the current target rate. |
| US08588070B2 |
Method for scheduling packets of a plurality of flows and system for carrying out the method
The invention concerns a method for scheduling packets belonging to a plurality of flows received at a router. It is also provided the system for carrying out the method. According to the invention, a single packet queue is used for storing said packets, said single packet queue being adapted to be divided into a variable number of successive sections which are created and updated dynamically as a function of each received packet, each section being of variable size and a section load threshold for each flow of said plurality of flows being allocated to each section. The method further comprises insertion (S11; S22; S210; S222; S230) of each received packet of a given flow in one of said successive sections as a function of said given flow and of the corresponding section load threshold. |
| US08588067B2 |
Apparatus and method for filtering IP packet in mobile communication terminal
An apparatus and a method for filtering an Internet Protocol (IP) packet in a mobile communication terminal are provided. The method includes receiving an IP packet from a network, determining whether the received IP packet is an IP packet unallowable by an application Central Processing Unit (CPU), when the received IP packet is determined to be an IP packet unallowable by the application CPU, generating an IP packet indicating that the received IP packet is unallowable, and transmitting the generated IP packet to the network. |
| US08588066B2 |
Systems and methods for link load balancing on a multi-core device
Systems and methods are described for link load balancing, by a multi-core intermediary device, a plurality of Internet links. The method may include load balancing, by a multi-core device intermediary to a plurality of devices and a plurality of Internet links, network traffic across the plurality of Internet links. The multi-core device providing persistence of network traffic to a selected Internet link based on a persistence type. A first core of the multi-core device receives, a packet to be transmitted via an Internet link to be selected from the plurality of Internet links. The first core sends to a second core of the multi-core device a request for persistence information responsive to identifying that the second core is an owner core of a session for persistence based on the persistence type. The first core receives the persistence information from the second core and determines to transmit the packet to the Internet link previously selected based on the persistence information received from the second core. |
| US08588065B2 |
Method, system, and network apparatus for evaluating quality of experience
A method for evaluating quality of experience (QoE) includes obtaining service parameter information sent from a media server. Quality of service (QoS) metrics is obtained. QoE is obtained according to the service parameter information and the QoS metrics. |
| US08588061B2 |
Application wire
Transferring data over a network includes identifying an application flow and mapping the application flow to a network bound connection. |
| US08588053B2 |
Transmitting apparatus, transmission control method, and communication apparatus
A transmitting apparatus multiplexes transmit signals to receiving apparatuses according to weight vectors, and transmits the multiplexed transmit signals wirelessly using antennas. Here, a controller of the transmitting apparatus first selects a first receiving apparatus and allocates a weight vector to it. Next, the controller outputs, to a second receiving apparatus, data on candidates of a weight vector available in parallel with the weight vector allocated to the first receiving apparatus. Then, the controller allocates the weight vector to the second receiving apparatus based on feedback data from the second receiving apparatus. |
| US08588052B1 |
Method and apparatus for DMT network data transfer
A multi-tone modem has a plurality of shared and discrete components forming a transmit path and a receive path configured to couple to a wired communication medium for packet based communication thereon. The transmit path includes components for forming a communication packet including a hybrid preamble portion and a data portion. The hybrid preamble portion integrates both synch and timing info for packet alignment together with header information for determining at least packet destination, thereby shortening packet length by avoiding a requirement of a distinct header portion. The receive path includes components operative in a time domain to detect, in a stream of digitized samples, a symbol alignment of a received communication packet based on synch and timing info in the hybrid preamble portion thereof and operative in a frequency domain to extract header information from the hybrid preamble. |
| US08588048B2 |
Optical information recording medium, optical information recording and reproducing device, and recording method
To carry out a track control by compensating for an offset caused by a radial tilt when a track control of a main beam is carried out by detecting tracking information provided at a reference layer of a spatial recording medium by a guide beam, there are formed a first mark pair row aligned with the first mark pairs in a radius direction by a track pitch, and other mark pair row aligned with the second mark pairs in the radius direction by the track pitch. The other mark pair row is arranged in the radius direction by being shifted from the first mark pair row by a prescribed distance. The track control is made to be able to carry out by dispensing with an uncontrollable region by selecting one of plural track error signals generated from the plural mark pairs. |
| US08588038B2 |
Optical pickup
An optical pickup has a laser light source, beam splitter, collimator lens, reflection mirror, objective lens and photo detector are mounted in a case. An objective lens actuator includes a magnetic member and magnet. The optical pickup may become contaminated by uncured adhesive remaining at the edges of the adhesive surfaces of the magnet and the magnetic member that is transferred to the optical pickup via finger cots or tweezers, etc. In an adhesion step between the magnet and the magnetic member, in which part of a groove near to the center of the surface has a small depth and part of the groove near to the outer circumference of the surface has a large depth, an adhesive is drawn toward the center of the surface of the magnetic member by a capillary phenomenon and is prevented from spreading along the outer edge of the surface. |
| US08588035B2 |
Safety mechanism protecting against inadvertent actuations of the minute repeater
A minute repeater of a striking mechanism is normally actuated by pressing on a first lever. A release cam driven by a motion work in automatic operation pivots a release lever towards a ratchet of a striking mechanism unit of this striking mechanism. When a strike is operated, this striking unit drives a plate carrying a winding cam. The first lever controls the pivoting of a second lever included in a safety mechanism, when the minute repeater is set in motion, and this second lever includes a catch cooperating with a finger of a pivoting bolt returned by a spring, to prevent the minute repeater from being released again once set in motion. This bolt is only released at the end of the striking cycle performed by the minute repeater. |
| US08588034B2 |
Governor for a timepiece wheel set or strike wheel set
A timepiece wheel governor for regulating the pivoting speed (ω) of a wheel set, about a pivot axis, including a pivoting inertia-block. It includes a spring to return this block towards this axis, and, when the wheel set pivots at a lower speed than a reference speed (ωc), this block remains confined within a first volume of revolution, and, when the wheel set pivots at a higher speed than the reference speed (ωc), this block is engaged, in one peripheral portion thereof, in a second volume contiguous with and external to the first one, this peripheral portion cooperating in this second volume with a regulator arranged to brake the wheel set and return the pivoting speed (ω) thereof to the reference speed (ωc), and to dissipate the surplus energy. |
| US08588028B2 |
Slant-stack for time gather to angle gather conversion
A method to correct errors in a conversion from time gather to angle gather using slant stacks wherein the slant stacking is performed along a direction that is normal to a dip or along three orthogonal directions. The slant stacking is performed in various domains. |
| US08588026B2 |
Apparatus and method for decoupling a seismic sensor from its surroundings
An apparatus includes a streamer having one or more sensor holders for retaining seismic sensors therein. A housing is disposed about a sensor with a gel-like material disposed between the housing and the sensor, thereby decoupling the sensor from its surroundings. The housing is disposed in the sensor holder and the streamer is filled with either liquid or another gel-like material. |
| US08588020B2 |
Sense amplifier and method for determining values of voltages on bit-line pair
A sense amplifier and a method for determining the values of the voltages on a bit-line pair are provided. The sense amplifier comprises a first delay chain and a second delay chain. The first delay chain is electrically connected to a bit line and configured for receiving a clock signal and a first voltage on the bit line, so as to delay the clock signal according to the first voltage and to generate a first delay signal accordingly. The second delay chain is electrically connected to a complementary bit line and configured for receiving the clock signal and a second voltage on the complementary bit line, so as to delay the clock signal according to the second voltage and to generate a second delay signal accordingly. |
| US08588019B2 |
Semiconductor device having current change memory cell
A semiconductor device comprises a first transistor connected between a bit line and a sense node, and a second transistor amplifying a signal of the sense node. A first potential applied to a gate of the first transistor, a second potential supplied to the sense node, and a third potential supplied to the bit line are controlled so that the first potential applied to a gate of the first transistor is between the second and third potentials, the second potential is set larger than the third potential, and a predetermined potential obtained by subtracting a threshold voltage of the first transistor from the first potential is smaller than the third potential and higher than a low potential supplied to the second transistor. A potential of the bit line transitions from the third potential toward the low potential in accordance with data of a current change memory cell. |
| US08588017B2 |
Memory circuits, systems, and modules for performing DRAM refresh operations and methods of operating the same
A memory module can include a plurality of dynamic memory devices that each can include a dynamic memory cell array with respective regions therein, where the plurality of dynamic memory devices can be configured to operate the respective regions responsive to a command. A DRAM management unit can be on the module and coupled to the plurality of dynamic memory devices, and can include a memory device operational parameter storage circuit that is configured to store memory device operational parameters for the respective regions to affect operation of the respective regions responsive to the command. |
| US08588016B2 |
Semiconductor memory device and method for fabricating the same
A semiconductor memory device includes: a plurality of mats; a plurality of sense amplifier regions disposed on a side of the plurality of mats; and a plurality of main bit lines overlapping with a plurality of secondary bit lines, respectively, in regions for the plurality of mats, wherein the plurality of main bit lines and the plurality of secondary bit lines are formed in regions for the plurality of mats and the plurality of sense amplifier regions. |
| US08588014B1 |
Methods for memory interface calibration
Integrated circuits with memory interface circuitry may be provided. Prior to calibration, a number of samples may be determined by computing probability density function curves as a function of timing window edge asymmetry for different degrees of oversampling. During calibration, duty cycle distortion in data strobe signals may be corrected by selectively delaying the data strobe rising or falling edges. A data clock signal that is used for generating data signals may also suffer from duty cycle distortion. The rising and falling edges of the data clock signal may be selectively delayed to correct for duty cycle distortion. The data path through which the data signals are routed may be adjusted to equalize rising and falling transitions to minimize data path duty cycle distortion. Multi-rank calibration may be performed by calibrating to an intersection of successful settings that allow each memory rank to pass memory operation tests. |
| US08588013B2 |
Address decoding method and semiconductor memory device using the same
A semiconductor memory device includes: a strobe clock generator configured to generate a strobe clock signal having a delay time controlled according to a plurality of test mode signals which are selectively enabled in response to a read signal or write signal; an internal address generator configured to latch an address in response to a first level of the strobe clock signal, and generate an internal address by decoding the address in response to a second level of the strobe clock signal; and an output enable signal generator configured to decode the internal address and generate output enable signals which are selectively enabled. |
| US08588006B2 |
Semiconductor memory including switching circuit for selecting data supply
A semiconductor memory is provided which includes: a first pad; a second pad disposed adjacent to the first pad; a first output buffer coupled to the first pad; and a second output buffer coupled to the second pad. The first pad is coupled to the second pad by metal. |
| US08588004B2 |
Memory device having multi-port memory cell with expandable port configuration
A memory device includes a memory array comprising a plurality of memory cells. At least one of the memory cells comprises a pair of cross-coupled inverters, and a plurality of ports, including at least one write port. A given write port comprises at least one drive control circuit having an output coupled to respective gate terminals of both a write assist transistor and a drive transistor, with the write assist transistor being arranged in series with one of a pull-up and a pull-down path of a corresponding one of the inverters, and the drive transistor being configured to hold one of the internal nodes at a designated logic level in conjunction with a write operation. First and second drive control circuits of this type may generate complementary control signals for application to respective pairs of write assist and drive transistors associated with respective ones of the inverters. |
| US08588001B2 |
Integrated circuit memory devices having vertically arranged strings of memory cells therein and methods of operating same
Nonvolatile memory devices include a first NAND-type string of EEPROM cells having a first plurality of string selection transistors therein electrically connected in series within the string. This first plurality of string selection transistors includes a first plurality of depletion-mode transistors and a first enhancement-mode transistor. A second NAND-type string of EEPROM cells is provided with a second plurality of string selection transistors therein that are electrically connected in series. The second plurality of string selection transistors includes a second plurality of depletion-mode transistors and a second enhancement-mode transistor. The first enhancement-mode transistor is stacked vertically relative to one of the second plurality of depletion-mode transistors and the second enhancement-mode transistor is stacked vertically relative to one of the first plurality of depletion-mode transistors. A first string selection plug is configured to electrically connect gate electrodes of the first enhancement-mode transistor and one of the second plurality of depletion-mode transistors. |
| US08587998B2 |
3D memory array with read bit line shielding
A memory device includes a block of memory cells having a plurality of levels. Each level includes strips of memory cells extending in a first direction between first and second ends of the block. A first bit line structure, at each level at the first end, is coupled to a first string of memory cells extending from the first end. A second bit line structure, at each level at the second end, is coupled to a second string of memory cells extending from said second end. Bit line pairs extend in the first direction with each including odd and even bit lines. Odd and even bit line connectors connect the odd and even bit lines to the second and first bit line structures, respectively. Each bit line for a series of bit line pairs are separated by a bit line of an adjacent pair of bit lines. |
| US08587995B2 |
Semiconductor device
For example, one memory cell is configured using two memory cell transistors and one phase change element by disposing a plurality of diffusion layers in parallel to a bit-line, disposing gates between the diffusion layers so as to cross the bit-line, disposing bit-line contacts and source contacts alternately to the plurality of diffusion layers arranged in a bit-line direction for each diffusion layer, and providing a phase change element on the source contact. Also, the phase change element can be provided on the bit-line contact instead of the source contact. By this means, for example, increase in drivability of the memory cell transistors and reduction in area can be realized. |
| US08587992B2 |
Data-aware SRAM systems and methods forming same
Exemplary embodiments for SRAM cells, new control units for SRAM systems, and embodiments of SRAM systems are described herein. An SRAM cell is configured to receive a first input voltage signal and a second input voltage signal with a different value from the first input voltage signal, and to maintain a first stored value signal and a second stored value signal. A control circuit is configured to receive a first input voltage signal and a second input voltage signal, and controlled by a sleep signal, a selection signal, and a data input signal, so that the output of the control circuit is data sensitive to the data input signal. An SRAM system comprises a plurality of SRAM cells, controlled the disclosed control circuit wherein an SRAM cell has two input voltage signals controlled by a data input signal and its complement signal respectively. |
| US08587989B2 |
NRAM arrays with nanotube blocks, nanotube traces, and nanotube planes and methods of making same
NRAM arrays with nanotube blocks, traces and planes, and methods of making the same are disclosed. In some embodiments, a nanotube memory array includes a nanotube fabric layer disposed in electrical communication with first and second conductor layers. A memory operation circuit including a circuit for generating and applying a select signal on first and second conductor layers to induce a change in the resistance of the nanotube fabric layer between the first and second conductor layers is provided. At least two adjacent memory cells are formed in at least two selected cross sections of the nanotube fabric and conductor layers such that each memory cell is uniquely addressable and programmable. For each cell, a change in resistance corresponds to a change in an informational state of the memory cell. Some embodiments include bit lines, word lines, and reference lines. In some embodiments, 6F2 memory cell density is achieved. |
| US08587988B2 |
Memory element, stacking, memory matrix and method for operation
Disclosed is a memory element, a stack, and a memory matrix in which the memory element can be used. Also disclosed is a method for operating the memory matrix, and to a method for determining the true value of a logic operation in an array comprising memory elements. The memory element has at least a first stable state 0 and a second stable state 1. By applying a first write voltage V0, this memory element can be transferred into the high-impedance state 0 and by applying a second write voltage V1, it can be transferred into the likewise high-impedance state 1. By applying a read voltage VR, the magnitude of which is smaller than the write voltages V0 and V1, the memory element exhibits different electrical resistance values. In the parasitic current paths occurring in a memory matrix, the memory element acts as a high-impedance resistor, without in principle being limited to unipolar switching. A method has been disclosed, using an array comprising the memory elements which can be turned into a gate for arbitrary logic operations. |
| US08587980B2 |
Associative memory
An associative memory capable of reducing erroneous searches is provided. A storage memory in the associative memory stores reference data. A comparator circuit receives externally applied search data and obtains the distance (for example, the Hamming distance) between the reference data and the search data. An oscillating circuit outputs a pulse signal with an oscillating frequency corresponding to the distance obtained by the comparator circuit. Similarly, the oscillating circuits output pulse signals with oscillating frequencies according to the distance between the reference data in corresponding storage circuits and the search data. A WTA circuit receives the pulse signals. Reference data stored in a storage circuit corresponding to an oscillating circuit that outputs a pulse signal with the highest frequency is determined as the most similar reference data (Winner) to the search data. |
| US08587979B2 |
System and method for reducing power consumption in a content-addressable memory
According to one disclosed embodiment, a content-addressable memory (CAM) system configured for reduced power consumption includes a sensing circuit utilized to apply a sense voltage to a matchline of the CAM system, a valid bit cell coupled to the matchline, and a power cut-off circuit configured to isolate the sense voltage from the matchline when an invalid validity state is stored in the valid bit cell, thereby reducing power consumption by the CAM system. In one embodiment, the power cut-off circuit isolates the sense voltage from the matchline by decoupling the sensing circuit from a control signal when an invalid validity state is stored in the valid bit cell. |
| US08587973B2 |
Internal high-voltage current source in an AC/DC power converter
AC/DC power converters having an under voltage lockout circuit with first and second thresholds and associated methods of operation are disclosed herein. In one embodiment, the first threshold is greater than the second threshold. The under voltage lockout circuit is configured to enable a current source to charge the capacitor when the voltage across the capacitor is less than the second threshold. The under voltage lockout circuit is configured to shut off the current source and to enable a pulse width modulator circuit to switch a transistor when the voltage is greater than the first threshold. |
| US08587971B2 |
Electronic current transformer based on complete self-excitation power supply
An electronic current transformer (ECT) based on complete self-excitation power supply is provided. The ECT includes an energy-obtaining coil, a rapid voltage-stabilizing circuit and an Analog/Digital (A/D) converting circuit. The output of the energy-obtaining coil is connected with the input of the voltage-stabilizing circuit. The output of the voltage-stabilizing circuit is connected with the control end of the A/D converting circuit. The ECT uses two branch circuits to obtain energy directly from the magnetic field of a bus bar to be measured respectively, synthesizes two output waveforms to fill the wave trough of each other, and reduces the pulse of direct current. In this way, the trough voltage of the synthesized wave is higher than the required stabilizing value of direct voltage and it directly meets the input requirement of the stabilizing module of the voltage-stabilizing circuit. As a result, the ECT can activate the A/D converting circuit rapidly. The present invention has solved the delay problem caused by using a single coil to obtain energy, and has characteristics of small wake-up current, rapid activation and wide application. The ECT can omit additional laser power supply device, simplify the architecture, improve the reliability of operation and service life, and reduce the cost. |
| US08587970B2 |
Isolated switching power supply apparatus including primary-side and secondary-side digital control circuits
A switching power supply apparatus includes a PFC converter, a DC-DC converter, and primary-side and secondary-side digital control circuits that control the PFC converter and the DC-DC converter. On the basis of a voltage detected by an output voltage detection circuit, the primary-side digital control circuit transmits data about the on-time of a switching element of the DC-DC converter to the primary-side digital control circuit. On the basis of this data, the primary-side digital control circuit controls the on-time of the switching element. |
| US08587968B2 |
Control circuits and methods for switching mode power supplies
A switching mode power supply (SMPS) includes a transformer having a primary winding, a secondary winding for providing an output voltage, and an auxiliary winding. The SMPS also includes a power switch coupled to the primary winding. A first control circuit is coupled to the secondary winding, and is configured to provide a first electrical signal to the secondary winding when the output voltage of the SMPS is less than a reference voltage during a discontinuous time, whereupon a second electrical signal is induced in the auxiliary winding. A second control circuit is coupled to the auxiliary winding and the power switch. The second control circuit is configured to regulate the output of the SMPS by controlling the power switch in response to a feedback voltage signal from the auxiliary winding, and is further configured to turn on the power switch in response to the second electrical signal. |
| US08587967B2 |
System and method for indirect control of a converter output
One embodiment of the invention relates to a power apparatus. The power apparatus includes a power converter configured to convert an input voltage to an output voltage for providing power at an output thereof to which a load is connectable. The converter can include an isolation barrier configured to electrically isolate the output and the load from an input source that provides the input voltage. The system also includes a control loop that includes indirect sense circuitry configured to indirectly derive an indication of at least one of output current and output power of the converter. The control loop is configured to control output current or output power based on the indirectly derived indication of output current or output power, respectively. |
| US08587963B2 |
Resonant converter equipped with multiple output circuits to provide multiple power outlets
A resonant converter equipped with a phase shifting output circuit includes a resonant circuit to receive input power and regulate to become at least one resonant power, a switch unit to switch an ON period for the input power to pass through the resonant circuit and a power transformation circuit to regulate the resonant power and output a transformed power. The resonant converter further has a primary output circuit and at least one secondary output circuit. The primary output circuit regulates the transformed power to become a primary output power. A resonant control unit captures a feedback signal from the primary output circuit and generates a resonant control signal. A phase shifting control unit receives the resonant control signal and regulate to become a phase shifting driving signal. The secondary output circuit is controlled by the phase shifting driving signal and provides a secondary output power. |
| US08587959B2 |
Electric module with a fastening device
A fastening device for an electric module is disclosed. The fastening device is adapted for fastening at least one electric conductor unit at an electric module and includes a screw nut compartment adapted to receive a screw nut. The screw nut compartment has an open first side for inserting at least one of the screw nut and a screw. A second side arranged opposite to the first side. The fastening device further includes a stiffening extension formed at the second side of the screw nut compartment, wherein the stiffening extension has a non-circular cross section. |
| US08587956B2 |
Integrated electronic device for controlling light emitting diodes
A compact driver device for driving an LED lighting device is provided. The driver device includes a substrate, power capacitor that provides LED driving current to drive the LED lighting device, and a power resistor. Advantageously, the power capacitor and the power resistor are attached to the substrate and are solderlessly connected to each other to provide a very compact driver device. |
| US08587952B1 |
System for increasing isolation boundary withstand voltage
Insulating ribs are formed into one or more portions of a housing that encloses circuitry of an electrical device. Components mounted on a board are separated according to whether they are related to a primary side of a power transformer or a secondary side. Primary related components are typically mounted on the primary side of an isolation slot formed into a circuit board and components related to the secondary are mounted on the other side. The insulating ribs are strategically placed to protrude through the slots when circuit board is mounted to the housing portion. Thus, when the housing portion is joined to another housing portion, which also may include insulating ribs strategically placed, the ribs increase the breakdown voltage of the boundary. |
| US08587951B2 |
Portable computer structures
Portable computer structures are provided. The portable computer structures may include connector structures. The portable computer may have a case. A portion of the connector structure may be formed by the case of the portable computer. The portable computer may have a circuit board with grounding spring-loaded pins which electrically ground the circuit board to the case of the portable computer. The portable computer may have an optical disk drive that is form fitted to mount to the portable computer case. |
| US08587950B2 |
Method and apparatus for multiple input power distribution to adjacent outputs
Methods, systems, and apparatuses provide power from multiple input power sources to adjacent outputs efficiently and reliably. Aspects of the disclosure provide a power distribution unit (PDU) that includes a number of power outputs including first and second adjacent power outputs. The PDU includes a printed circuit board having a first conducting layer electrically interconnected to a first power input connection and the first power output, a second conducting layer that is at least partially above the first conducting layer and in facing relationship thereto. The second conducting layer is electrically insulated from the first conducting layer and electrically interconnected with a second power input connection and the second power output, the first and second power outputs thereby connected to different power inputs. |
| US08587947B2 |
Heat spreader for IC package, and IC package clamper having the heat spreader
According to one aspect of the present invention, there is provided a heat spreader to be mounted on an IC package, the IC package including: a circuit board; an IC chip mounted on one surface of the circuit board; and a plurality of connection terminals formed on the other surface of the circuit board, the heat spreader including: a top wall formed into a rectangular shape; a circumferential wall formed continuously from the top wall, the circumferential wall and the top wall defining a block-like cavity for enclosing the IC chip when the heat spreader is mounted on the IC package; and ear portions formed at lengthwise central portions of a facing pair of side walls of the circumferential wall so to extend outwardly from bottom edges of the facing pair of side walls, respectively. |
| US08587946B2 |
Semiconductor module socket apparatus
A semiconductor module socket apparatus including a socket main body in which a socket groove corresponding to a semiconductor module is formed; a socket pin mounted in the socket groove of the socket main body so as to be electrically connected to a module pin of the semiconductor module; and a heat radiating member mounted in the socket main body so as to externally radiate heat that is generated in the semiconductor module and then is delivered from the socket groove and the socket pin. According to the semiconductor module socket apparatus, it is possible to prevent the heat generated in the semiconductor module from being delivered to the main board, to increase the heat radiation efficiency, to significantly save an installation space, to reduce the installation costs, and to realize no-noise and no-vibration of the semiconductor module socket apparatus. |
| US08587945B1 |
Systems structures and materials for electronic device cooling
An electronic device having one or more components that generate heat during operation includes a structure for temperature management and heat dissipation. The structure for temperature management and heat dissipation comprises a heat transfer substrate having a surface that is in thermal communication with the ambient environment and a temperature management material in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate. The temperature management material comprises a polymeric phase change material having a latent heat of at least 5 Joules per gram and a transition temperature between 0° C. and 100° C., and a thermal conductive filler. |
| US08587943B2 |
Liquid-cooling memory modules with liquid flow pipes between memory module sockets
A liquid-cooled computer memory system includes first and second blocks in fluid communication with a chilled liquid source. A plurality of spaced-apart heat transfer pipes extend along a system board between memory module sockets from the first manifold block to the second manifold block. The heat transfer pipes may be liquid flow pipes circulating the chilled liquid between the memory module sockets. Alternatively, the heat transfer pipes may be closed heat pipes that conduct heat from the memory modules to the liquid-cooled blocks. A separate heat spreader is provided to thermally bridge each memory module to the adjacent heat transfer pipes. |
| US08587942B2 |
Heat dissipating apparatus and electronic device with heat dissipating apparatus
A heat dissipating apparatus includes a first fan and a second fan. A clipping portion with a block is located on the first fan. A receiving hole is defined in the second fan, and two first retaining panels and a second retaining panel extend from the second fan. The two first retaining panels are substantially parallel to each other and perpendicular to the second retaining panel. The clipping portion is located between the two retaining panels and abuts the first retaining panel, and the block is engaged in the receiving hole. |
| US08587938B2 |
Portable communication device and cradle apparatus thereof
Disclosed are a portable communication device and a cradle apparatus for the same. The portable communication device includes a first housing; a second housing with a first display device, the second housing being cradled at a known angle after being swung from the first housing; and a third housing with a second display device, the third housing being stacked with the second housing before the second housing is swung from the first housing, and being extended from a lower edge of the second housing and tilted at a same known angle as the second housing when the second and third housings are extended from the first housing. |
| US08587930B2 |
Gas-insulated bus
Gas-insulated bus is provided with: current-carrying conductor disposed along axial direction of metallic container that is filled with insulating-gas; shield fitting through which passes current-carrying conductor and that has depressed portion formed on portion of barrel-shaped outer surface; insulating support that has second end thereof fixed in depressed portion of shield fitting and has first end thereof fixed to metallic-container, and that supports current-carrying conductor via shield fitting; internal conductor being implanted in second end of insulating support and being, along with second end, positioned in depressed portion and fixed to shield fitting; and contact being attached to inner surface of shield fitting, being disposed in space formed on inside of shield fitting, and that makes contact with current-carrying conductor so as to maintain shield fitting and current-carrying conductor at same electric potential, wherein internal conductor has such shape that internal conductor and shield fitting together form barrel-like profile. |
| US08587929B2 |
High density uninterruptible power supplies and related systems and power distribution units
High density uninterruptible power supplies are provided including an enclosure and at least one uninterruptible power supply positioned in the enclosure. A battery associated with the at least one uninterruptible power supply is positioned in the enclosure. The at least one uninterruptible power supply and the associated battery are configured to provide at least thirty seconds of backup power to a load connected thereto. Related systems and power distribution units are also provided. |
| US08587928B2 |
Electrode for capacitor and capacitor
A capacitor includes a positive electrode base material, a dielectric layer, a positive electrode body, a dielectric layer, a negative electrode body, and a negative electrode base material. The positive electrode body is formed on the positive electrode base material and in part is in contact with the positive electrode base material. The positive electrode body is formed by association of a large number of metal particles, and the associated metal particles form a reticular network. The positive electrode base material and the positive electrode body (core part) are formed of a NiTi alloy containing Ni having a large work function. The dielectric layers (high-permittivity insulating film) are formed of titanium oxide. It is preferable that at least one Ni atomic layer is formed at an interface between the high-permittivity insulating film and the core part. Although the Ni atomic layer is preferably formed over the entire interface, the Ni atomic layer may be partially formed at the interface. |
| US08587926B2 |
Lithium ion storage device
A present invention provide a lithium ion storage device capable of reliably doping a negative active material of a negative plate with lithium ions generated through dissolution of a lithium metal plate disposed in an electrode group. A conductive shielding member includes a current collecting metal foil and a negative active material layer formed on at least one surface of the current collecting metal foil. The conductive shielding member is provided between a lithium metal plate and a positive plate such that the lithium metal plate is sandwiched between the negative plate and the negative active material layer formed on the current collecting metal foil of the conductive shielding member. |
| US08587923B2 |
Laminated electronic component including water repellant and manufacturing method therefor
A method for manufacturing a laminated electronic component includes the steps of preparing a laminated component main body, the component main body including internal electrodes formed therein, and each of the internal electrodes being partially exposed on an external surface of the component main body, and forming an external terminal electrode on the external surface of the component main body such that the external terminal electrode is electrically connected to the internal electrodes. The step of forming the external terminal electrode includes the steps of forming a metal layer on exposed surfaces of the internal electrodes, applying a water repellant on a surface of the metal layer and a section of the external surface of the component main body at which an end edge of the metal layer is located, and then forming a conductive resin layer on the metal layer having the water repellant applied thereon. |
| US08587917B2 |
Static eliminator and static elimination control method
Provided is a static eliminator capable of holding ion balance uniform regardless of a distance from the static eliminator. The static eliminator includes: an electrode driving device that alternately and repeatedly applies, to a discharge electrode, a positive drive voltage and a negative drive voltage as drive voltages for corona discharge; decreases a ratio of the application time of the positive drive voltage while relatively increasing the voltage value of the positive drive voltage in a case of increasing positive ions, and increases the ratio of the application time of the positive drive voltage while relatively decreasing the voltage value of the positive drive voltage in a case of increasing negative ions. |
| US08587914B2 |
Fault circuit interrupter device
In one embodiment, there is a fault interrupter device comprising at least one sensor comprising at least one first transformer having at least one outer region forming an outer periphery and at least one inner hollow region. There is also at least one second transformer that is disposed in the inner hollow region of the at least one first transformer. The transformers can be substantially circular in configuration, and more particularly, ring shaped. In another embodiment there is a rotatable latch which is used to selectively connect and disconnect a set of separable contacts to selectively disconnect power from the line side to the load side. The rotatable latch is in one embodiment coupled to a reset button. In at least one embodiment there is a slider which is configured to selectively prevent the manual tripping of the device. |
| US08587909B2 |
Transient current suppression device and method
A transient current suppression device, which is applied to a fan, includes a filtering circuit, a delayed turn-on circuit and a forcibly electrical discharging circuit. The filtering circuit outputs a first voltage signal and a first current signal according to a first power signal. The delayed turn-on circuit is electrically connected with the filtering circuit. The delayed turn-on circuit provides a first discharging path for the first current signal according to a second power signal after a delayed time and outputs a second current signal. The forcibly electrical discharging circuit is electrically connected with the delayed turn-on circuit and the filtering circuit. The forcibly electrical discharging circuit provides a second discharging path for the second current signal according to the first voltage signal. Hence, the transient current suppression device can suppress the transient current effectively and rapidly. |
| US08587906B2 |
Photovotaic system including hybrid bi-directional DC contactors and method of detection and isolation of faults therein
A photovoltaic (PV) power system is disclosed that includes hybrid DC contactors corresponding to each of a plurality of PV strings, with each hybrid DC contactor having main contacts, a solid state switching unit positioned in parallel with the main contacts, and sensors configured to measure a voltage and current on respective PV strings. A controller is provided in the PV power system that is configured to receive voltage and current data on the PV strings, detect a fault condition on a respective PV string based on the voltage and current data, cause the main contacts of a respective hybrid DC contactor to remain closed on each PV string for which a fault condition is detected, and cause the main contacts of a respective hybrid DC contactor to open on each PV string for which no fault condition is detected, so as to clear the fault condition. |
| US08587905B2 |
Multi-channel tape head having asymmetric channel arrays
In one general embodiment, a magnetic head comprises an inner module comprising an array of data readers; and first and second outer modules flanking the inner module. The outer modules are identical, each outer module comprising an array of data writers. A number of active data writers in each outer module is less than a number of active data readers in the inner module. For the first outer module, one of the active data writers is aligned with one of the data reader positioned towards a first end of the inner module array in a direction generally parallel to the path of tape travel thereacross. For the second outer module, one of the active data writers is aligned with one of the data readers positioned towards a second end of the inner module array in the direction generally parallel to the path of tape travel thereacross. |
| US08587892B2 |
Method and apparatus for operating a storage device
Method for operating a storage device with a tape and a head wherein the head comprises a first and a second read element. Each read element is operable to detect servo-pattern of a particular servo band. The first and the second read element are arranged such that the tape at first passes one of both read elements and subsequently passes the other of both read elements when the tape moves in a predetermined longitudinal direction. A tape transport direction of the tape along the longitudinal direction is determined. The first read element is selected dependent on the determined tape transport direction, when the determined tape transport direction represents a direction where the tape at first passes the first read element and subsequently the second read element. Otherwise the second read element is selected. A position error signal is determined dependent on the selected read element. |
| US08587888B2 |
Methods and apparatus for synchronization mark detection based on a position of an extreme distance metric
Methods and apparatus are provided for detection of a synchronization mark based on a position of an extreme distance metric. A synchronization mark is detected in a received signal by computing a distance metric between the received signal and an ideal version of the received signal expected when reading the synchronization mark, wherein the distance metric is computed for a plurality of positions within a search window; determining a substantially extreme distance metric within the search window; and detecting the synchronization mark based on a position of the substantially extreme distance metric. The distance metric can comprise a sum of square differences or a Euclidean distance between the received signal and the ideal version of the received signal. |
| US08587882B2 |
Optical layer stack and method for manufacturing the same
An optical layer stack having a first layer, a second layer, a first spacer part associated with the first layer and a second spacer part associated with the second layer, wherein the two spacer parts have groove and tongue for an engagement in a stacking direction of the optical layer stack in order to provide a connection between the first and the second spacer part and a spacing of the first and the second layer in stacking direction. |
| US08587874B2 |
Fluid Pressure Liquid Lens
A fluid pressure liquid lens includes: a fluid pressure driving portion which is configured to include a first cavity, a fluid pressure generating groove, and an actuator generating a fluid pressure on liquid so as to adjust the fluid pressure by using the actuator; a first transparent elastic membrane which is disposed on an upper surface of the fluid pressure driving portion to seal an upper portion of the first cavity of the fluid pressure driving portion and of which the curvature is changed according to the fluid pressure of the liquid; and a transparent substrate which is disposed on a lower surface of the fluid pressure driving portion to seal a lower portion of the first cavity of the fluid pressure driving portion and which is made of transparent material passing through incident light, wherein a focal length is adjusted by using the fluid pressure generated by the actuator. |
| US08587870B2 |
Wafer lens and manufacturing method thereof
A wafer lens (10) in which the warpage of a glass substrate included therein can be prevented, having a glass substrate (12), a first resin part (14) composed of a curable resin, and a second resin part (16) composed of a curable resin. In each of the first resin part (14) and the second resin part (16), two or more lens parts (14a, 16a) are formed. A lens part of each of the first and second resin parts is located at the most objective side. A volume of the first resin of the first resin part (14) and a volume of the second resin of the second resin part (16) satisfies 0.6≦Vwa/Vwb≦2.1, where “Vwa” and “Vwb” are volumes of an object and image side resin, respectively. |
| US08587869B2 |
Virtual image display device
A half mirror layer has an angle dependency in which when an angle of incidence becomes larger than the angle of incidence range of image light, reflectance increases, such that it is possible to prevent unintended light, which is emitted to a light transmitting member from a light guiding member and is reflected inside a light transmitting member, from being returned to a light emission portion of the light guiding member after passing through the half mirror layer as a reflective film at a relatively large angle of incidence. Therefore, it is possible to prevent the image light passed through the light transmitting member from becoming ghost light while mitigating the demand for increasing processing accuracy of the light transmitting member, and bonding accuracy between the light guiding member and the light transmitting member. |
| US08587867B1 |
Beam combiner apparatus and method
A beam combining method (and concomitant apparatus) comprising, with a plurality of cascaded partially reflective surfaces, receiving images from a plurality of fields of view and combining the images into a single output optical path, and employing compressive sensing with an optical sensor receiving the combined images. |
| US08587866B2 |
Optical apparatus
The optical apparatus includes a base member, a shift member holding an image stabilizing lens and movable in a direction orthogonal to an optical axis direction of the optical apparatus with respect to the base member, a biasing member biasing the shift member toward the base member in the optical axis direction, and an aperture stop unit disposed on a side opposite to the base member with respect to the shift member and adjusting an amount of light. The aperture stop unit includes a displacement preventing portion which makes contact with the shift member to prevent the shift member from being displaced toward the aperture stop unit. |
| US08587864B2 |
Inexpensive variable rep-rate source for high-energy, ultrafast lasers
System for converting relatively long pulses from rep-rate variable ultrafast optical sources to shorter, high-energy pulses suitable for sources in high-energy ultrafast lasers. Fibers with positive group velocity dispersion (GVD) and self phase modulation are advantageously employed with the optical sources. These systems take advantage of the need for higher pulse energies at lower repetition rates so that such sources can be cost effective. |
| US08587856B2 |
Nonlinear and gain optical devices formed in metal gratings
A nonlinear optical system comprises a metallic film having a first side and a second side. The nonlinear optical system further comprises a regular array of slits in the metallic film. The slits connect the first and second sides of the metallic film. The array is configured to selectively transmit through the metallic film light having frequencies of a selected frequency band. The nonlinear optical system still further comprises a nonlinear optical material situated within the slit. |
| US08587854B2 |
Aperture adjusting device
An aperture adjusting device is disclosed. The aperture adjusting device includes a support frame, a gear ring, at least one blade, and a connector. The support frame includes an aperture, and a guiding slot. The gear ring is rotatably disposed on a first side of the support frame. The blade is swingably disposed on a second side of the support frame, and used to partially cover the aperture. The connector is fixed to the gear ring, and passes through the guiding slot to connect with the blade. The gear ring is adapted to rotate to make the connector move along the guiding slot to drive the blade to swing. |
| US08587853B2 |
Two-dimensional optical scanner and image display apparatus
A two-dimensional optical scanner and an image display apparatus are provided. The optical scanner includes: a movable portion having a mirror portion, and a first driving portion which is configured to oscillate the mirror portion around a first axis; a second driving portion which is configured to oscillate the movable portion around a second axis perpendicular to the first axis; and a driving controller which is configured to drive the first driving portion in a first driving method and is configured to drive the second driving portion in a second driving method different from the first driving method. While the first driving portion oscillates the mirror portion around the first axis, the second driving portion oscillates the movable portion around the second axis, so that the mirror portion reflects a beam of light incident to the mirror portion such that the two-dimensional optical scanner performs a two-dimensional scanning. |
| US08587851B2 |
Target color recipes
An apparatus for generating target color recipes includes a controller (202) using test chart data (100) including first and second sets of test patches to generate a flexible color model (214) for accurately predicting color response throughout the printer colorant space. The first set of test patches includes mostly patches distributed throughout colorant space. The second set of patches includes mostly patches in selected colorant space areas and with limitations on the number of chromatic colorants with non-zero tints. The controller generates recipes for target colors using the model generated after one measurement iteration. |
| US08587850B2 |
Image processing apparatus, image processing method and image scanning apparatus
An image processing apparatus including: a determining unit that determines whether a background color area of an image data is adjacent to a non-background color area of an image data outside of the background color area, the non-background color area including a pixel having color data of a first color; and a converting unit that converts color data of a pixel in the background color area into the first color when the determining unit determines that the background color area is not adjacent to the non-background color area, and converts the color data of the pixel in the background color area into a second color which is different from the first color when the determining unit determines that the background color area is adjacent to the non-background color area. |
| US08587843B2 |
Apparatus and a method for controlling a light source used for image reading
An apparatus and a method for controlling a light source used for image reading according to a user activity are provided. The light source controller being coupled to a light source and configured to change the power of the light source from an OFF state to an ON state when a user activity signal having a first state is output, the user activity signal having the first state being assumed to be output when a user activity, other than an instruction to begin scanning, that is assumed to ultimately cause output of the image reading start signal has been performed on the image reading apparatus. |
| US08587834B2 |
Shading correction apparatus in image scanning apparatus
A shading correction apparatus includes: a light irradiating unit configured to scan an original document; a reference plate located in a scanning area of the light irradiating unit; a detecting unit configured to receive reflected light from the original document or the reference plate of light irradiated by the light irradiating unit; a first control unit configured to classify plural areas of the reference plate, which are divided in a direction perpendicular to a traveling direction of the light irradiating unit, as plural blocks, scan the reference plate for each of the blocks with the light irradiating unit, and detect valid areas of the plural blocks; and a second control unit configured to set the valid areas of the plural blocks as adopted areas used for shading correction. |
| US08587826B2 |
Methods, apparatus, and articles of manufacture for improved processing of embedded ICC profiles
Methods, systems, and articles of manufacture to enhance automation of conversion and/or persistent storage of color management information embedded within an associated, received data object. Features and aspects hereof provide that color management information embedded within an identified data object (e.g., an image data object) is converted to an appropriate form useful within the printing environment and persistently stored for re-use in conjunction with presentation of received data objects in a print job. For example, an ICC profile embedded within a received image data object may be converted to an AFP color management resource (a color conversion CMR and/or zero or more link CMRs) and persistently stored in an object library for re-use in presentation of print jobs. The conversion and persistent storage of such color management information may be substantially automated as a step in the installation of the underlying data object. |
| US08587822B2 |
Printing apparatus, method and storage medium for executing a job combining double-sided and single-sided pages
To effectively output a job in which a double-sided page and a single-sided page are mixed by using a double-sided conveying path and a single-sided conveying path or the single-sided conveying path, a method for controlling a printing apparatus comprises: specifying a print prediction time in a case where the job is executed by using a first printing process of printing the double-sided page and the single-sided page in the job by using the double-sided conveying path, and a print prediction time in a case where the job is executed by using a second printing process of printing the double-sided page and the single-sided page in the job by switching between the double-sided conveying path and the single-sided conveying path; and executing the job by using, from either the first printing process or the second printing process, the printing process for which the specified print prediction time is shorter. |
| US08587817B2 |
Image processing apparatus, image processing method, and computer readable medium storing program
An image processing apparatus includes a header acquiring part, a table connection determining part, and a table connecting part. The header acquiring part acquires a header from a table, having rows and columns, included in each of plural pieces of image data arranged in a predetermined order. The table connection determining part determines whether the headers acquired from the tables match one another and determines, as a set of tables to be connected, adjacent tables having the matching headers. The table connecting part deletes the header from each of one or more second tables and connects a first table and the one or more second tables to each other in accordance with the predetermined order. The first table is included in a first piece of pieces of image data of the determined set of tables in the predetermined order. |
| US08587812B2 |
Image processing apparatus, method, and medium for processing images for printing
An image processing apparatus includes an input unit configured to input a plurality of page data; a rendering unit configured to convert each of the plurality of page data into rendering data; a supply unit configured to supply the plurality of rendering data to a printing apparatus; an acquisition unit configured to acquire, for each of the plurality of rendering data, delay time from an end of printing of a last page to an end of conversion of rendering data used for next printing; and a scheduling unit configured to delay supply timing of rendering data converted first by the rendering unit among the plurality of page data based on the delay time of the plurality of rendering data. |
| US08587811B2 |
Information processing apparatus and method thereof
In an environment in which many types of drivers are installed, it is cumbersome for a user to select a desired printer from a printer list displayed on a screen, after the user has issued a printing instruction from an application. In an information processing apparatus in the present invention, data which is received from an application in response to an instruction from a user is spooled as intermediate data, printers which are connected to the apparatus itself are retrieved after the instruction from the user, an installation process and creation of a print queue are performed for a printer driver which is compatible with a printer selected from found printers, the intermediate data is passed to the printer driver, and a printing process is performed. Then, a deletion candidate is decided in the created print queues, and the print queue which is the deletion candidate is deleted. |
| US08587809B2 |
Information processing apparatus, information processing system and computer readable medium
According to an aspect of the invention, an information processing apparatus includes a control unit. The control unit changes a power supply state of the information processing apparatus from a first power supply state where a communication function of the apparatus is activated to a second power supply state where the communication function is inactivated based on a given period and a restoration cause, the control unit keeping the power supply state in the second power supply state in the given period, the control unit keeping the power supply state in the second power supply state after the given period when the restoration cause is detected in the given period. |
| US08587808B2 |
Methods and apparatus to provide availability for networked scanning
Methods and apparatus for scanning documents when a network is not available are provided. The document scans at least an entire page of a document for a user. If the document scanner identifies that the network is not available, the document scanner stores the scanned document in a repository at the document scanner. The document scanner also identifies when the network is available again. In response, the document scanner retrieves the stored scan document and sends the retrieved scan document to a destination computer over the network. |
| US08587805B2 |
Execution log generation apparatus and method
An execution log generation apparatus generates an execution log upon receiving, for each job operation, job operation data indicating content of a job operation performed in a job procedure from a job processing apparatus that performs job processes through job procedures. The execution log generation apparatus includes a definition file holding unit that holds a definition file in which job operations performed in the job procedures are defined along a flow of the job processes and the job procedures, and in which output items to be output as execution logs for the each job operation are listed in a common format; and an execution log output unit that selects, from the definition file, an output item corresponding to a job operation contained in the job operation data, and outputs, as an execution log, the same output item as the selected output item from the job operation data. |
| US08587804B2 |
Printing device and control method for a printing device
An electronic method for printing is disclosed, the method including receiving print data from a host computer, the print data including an indicator, wherein the print data does not include supplemental duplex or simplex printing settings, determining that the indicator is within the print data, analyzing the indicator to determine duplex or simplex printing, writing a first portion of the print data to a memory unit, writing a second portion of the print data to the memory unit, printing a first side of a paper according to the first portion of the print data, and printing a second side of the paper according to the second portion of the print data. |
| US08587803B2 |
Printing device, method and computer readable medium for executing print job
There is provided a printing device, comprising: a data receiving unit configured to receive print job data; a buffer used to store the print job data; a judgment unit configured to judge whether the print job data received by the data receiving unit can be stored in available space of the buffer; and a deletion target extraction unit configured such that, in response to the judgment unit judging that the print job data received by the data receiving unit can not be stored in available space of the buffer, the deletion target extraction unit extracts deletion target print job data which can de deleted from the buffer, from among one or more pieces of print job data stored in the buffer. |
| US08587801B2 |
Facsimile device for directly communicating over IP networks
Implementations described herein may provide fax terminals that can communicate directly with one another over packet-based networks. In one implementation, a fax device may include a network connection configured to connect the device to a packet-based network. The fax device may further include a control unit. The control unit may, in response to a user command, transmit a facsimile document via the network connection and the packet-based network. The fax device may be implemented as a single integrated facsimile appliance. |
| US08587800B2 |
Method and apparatus to generate XHTML-Print contents
A method and apparatus to generate XHTML data in a terminal, the method and apparatus including setting printing-related parameters to determine contents to be printed from among the contents of one or more standard data items desired to be printed, generating XHTML extension data that can be inserted into XHTML basic data prepared in advance, corresponding to the set contents, and generating the XHTML data by inserting the generated XHTML extension data into the XHTML basic data. |
| US08587796B2 |
Electric device and electric system
An electric device is capable of transmitting and receiving data relative to an external device. The electric device includes an error detection unit for detecting an error occurred in the electric device; an error restoration command holding unit for holding an error restoration command to restore the error; and an error analyzing unit for analyzing the error occurred in the electric device and retrieving the error restoration command from the error restoration command holding unit according to an analysis result of the error. In the electric device, when the error detection unit detects the error, the error restoration command is retrieved from the error restoration command holding unit according to an analysis result analyzed with the error analyzing unit. |
| US08587785B2 |
Sample chamber for monitoring the concentration of components of additives in a printing process liquid
The invention concerns a sample chamber used for monitoring the concentrations of components of additives in a printing process liquid for maintaining predetermined desired concentrations of components of additives in a printing process liquid, wherein the actual concentrations of components are determined followed by redosing of measured components to a predetermined desired concentration. |
| US08587784B2 |
Optical analysis device
The invention relates to an optical analysis device for analyzing a medium in a measurement volume, comprising a housing having an opening, a flange for holding the housing in a reception opening of the measurement volume and an optical analysis unit in the housing. In accordance with the invention, a fastening stub provided at the housing and including the opening is provided for fastening the housing in the flange, with the fastening stub having an outer geometry which is matched to the inner geometry of the flange such that it can be displaced in the flange in the direction of the measurement volume and away from it. A clip is provided with which the flange and the fastening stub can be connected to one another in shape-matched and/or force-transmitting manner in different positions of the fastening stub in the flange. |
| US08587782B2 |
Optical-component fabricating method and optical-component fabricating apparatus
An optical-component fabricating method includes arranging a mask that has both an optical component pattern and an alignment mark pattern and a wafer that is developed through the mask at predetermined positions; exposing the optical component pattern and the alignment mark pattern onto the wafer; developing the alignment mark pattern that is exposed on the wafer; observing a position of the developed alignment mark pattern and moving the wafer in accordance with the position; repeating the exposing, the developing, and the moving a predetermined number of times; developing all the optical component patterns on the wafer; and etching the developed optical component patterns. |
| US08587779B2 |
Spectrometer
A spectrometer 1A is provided with an integrating sphere 20 for observing measured light emitted from a sample S of a measurement target, and a Dewar vessel 50 which retains a medium R for regulating temperature of the sample S, so as to cover the sample S and a second container portion 50b of which is located so as to face the interior of the integrating sphere 20. The sample S can be easily regulated at a desired temperature with the use of the Dewar vessel 50 retaining the medium R so as to cover the sample S. As the second container portion 50b is located so as to face the interior of the integrating sphere 20, the temperature of the sample S is regulated by the medium R, while inhibiting an external ambience around the integrating sphere from affecting the sample S. Therefore, the sample S can be efficiently regulated at a desired temperature. |
| US08587775B1 |
Solar tracking system
A system for tracking a structure relative to the sun using an azimuth motor and an elevation motor, the system including an ephemeris calculator configured to output an anticipated azimuth angle and an anticipated zenith angle of the sun relative to the structure geographic location at a given time, a command calculator configured to generate an azimuth motor shaft position command corresponding to the anticipated azimuth angle and an elevation motor shaft position command corresponding to the anticipated zenith angle, an azimuth control loop configured to minimize a difference between the azimuth motor shaft position command and the actual azimuth motor shaft position, and an elevation control loop configured to minimize a difference between the elevation motor shaft position command and the actual elevation motor shaft position. |
| US08587772B2 |
Chromatic point sensor configuration including real time spectrum compensation
A chromatic point sensor system configured to compensate for potential errors due to workpiece material effects comprises a first confocal optical path including a longitudinally dispersive element configured to focus different wavelengths at different distances proximate to a workpiece; a second optical path configured to focus different wavelengths at substantially the same distance proximate to the workpiece; a light source connected to the first confocal optical path; a light source connected to the second optical path; a first confocal optical path disabling element; a second optical path disabling element; and a CPS electronics comprising a CPS wavelength detector which provides output spectral profile data. The output spectral profile data from the second optical path is usable to compensate output spectral profile data from the first confocal optical path for a distance-independent profile component that includes errors due to workpiece material effects. |
| US08587766B2 |
Lithographic apparatus and device manufacturing method
A lithographic projection system has an illumination system with a polarization member. A plurality of directing elements reflect different sub-beams of an incident beam into adjustable, individually controllable directions. By means of re-directing optics any desired polarized spatial intensity distribution of the beam can be produced in its cross-sectional plane. |
| US08587765B2 |
Optical imaging device with determination of imaging errors
In some embodiments, the disclosure provides a system that includes an optical element group including a plurality of optical elements configured to project a pattern of an object in an object plane to an image plane. The system also includes a unit configured to detect an image selected from an image of at least part of the projection the pattern of the object, and an image of a measurement element arranged in the area of the object. The image is created via at least some of the optical elements in the optical element group. The unit is configured to determine an imaging error in the projection of the pattern of the object from the object plane to the image plane. The device is configured to be used in microlithography. |
| US08587764B2 |
Optical integrator system, illumination optical apparatus, exposure apparatus, and device manufacturing method
An optical integrator system comprises a first optical integrator including a plurality of first wavefront dividing elements two-dimensionally juxtaposed, and a second optical integrator including a plurality of second wavefront dividing elements two-dimensionally juxtaposed. Each of the first wavefront dividing elements is so constructed that rays obliquely incident to a center on an optical axis of an entrance surface are emitted in parallel with the optical axis. Each of the second wavefront dividing elements is also so constructed that rays obliquely incident to a center on an optical axis of an entrance surface are emitted in parallel with the optical axis. The system satisfies the condition of P2/(2×tan θ) |
| US08587763B2 |
Substrate processing method, substrate processing system, and computer-readable recording medium recording program thereon
In the present invention, the position of a substrate on a thermal plate is detected when baking after exposure is performed in a first round of patterning. In a second round of patterning, the setting position of the substrate is adjusted based on a detection result of the position before the substrate is mounted on the thermal plate in the baking after exposure. In the baking after exposure in the second round of patterning, the substrate is mounted at the same position with respect to the thermal plate as that in the baking after exposure in the first round of patterning. In performing a plurality of rounds of patterning on a film to be processed, a pattern with a desired dimension is finally formed above the substrate, and the uniformity of the pattern dimension within the substrate is ensured. |
| US08587761B2 |
Liquid crystal display and method of manufacturing the same
A liquid crystal display includes a first substrate, a gate line and first and second data lines disposed on the first substrate, a first thin film transistor connected to the gate line and the first data line, a second thin film transistor connected to the gate line and the second data line, a color filter disposed on the first substrate, a protrusion disposed on the color filter, a first pixel electrode including a first linear electrode disposed on the protrusion and connected to the first thin film transistor, a second pixel electrode including a second linear electrode disposed on the protrusion and connected to the second thin film transistor, a second substrate disposed facing the first substrate, and blue phase liquid crystal disposed between the first substrate and the second substrate. |
| US08587760B2 |
Liquid crystal display device and method for manufacturing the same
Disclosed is an LCD device which facilitates to improve transmittance for each colored light by a design capable of realizing an optimal cell gap for each of sub-pixels, and a method for manufacturing the same. The LCD device comprises first and second substrates confronting each other; a liquid crystal layer between the first and second substrates; and first, second, and third sub-pixels, wherein a cell gap of the first sub-pixel is larger than a cell gap of the third sub-pixel. |
| US08587755B2 |
Display apparatus
A liquid crystal display apparatus having little influence of noise and able to improve an SN ratio of a light reception system without requiring a calibration operation when turning on the power, is provided. The apparatus has a plurality of display cells 21 having display circuits 210, light receiving cells 22 each including a light receiving element 221, a reference cell 23 having a configuration equivalent to the configuration of the light receiving cell and blocked from incidence of a light upon the light receiving element 221, and a received light signal processing circuit 6 performing differential signal processing of an output signal of the light receiving cell 22 and an output signal of the reference cell 23 and deleting noise. |
| US08587754B2 |
Liquid crystal display and method of manufacturing the same
A liquid crystal display includes a first substrate including pixels, each having a transmissive area and a reflective area, a second substrate, and a liquid crystal layer disposed between the first and second substrates. Each of the pixels includes first and second thin film transistors which output a data signal in response to a first gate signal, a transmissive pixel electrode disposed in the transmissive area and electrically connected to the first thin film transistor to charge a first pixel voltage based on the data signal, a reflective pixel electrode disposed in the reflective area and electrically connected to the second thin film transistor to charge a second pixel voltage based on the data signal, and a voltage controller which controls the first pixel voltage and the second pixel voltage in response to a second gate signal, which is generated after the first gate signal. |
| US08587753B2 |
Reflector, and a liquid crystal display device having such reflector
A reflector for reflecting incident light from outside includes an insulating film being formed on a substrate and including multiple concavities and convexities, and a metal film formed on the insulating film. Respective convex portions constituting the multiple concavities and convexities are formed into shapes in which positions of peak portions relative to the entire convex portions are tilted in one direction when viewed from a direction of a normal line of the substrate. |
| US08587752B2 |
Liquid crystal display device with light shielding covering two-layered common electrode
A normally-black active-matrix-type liquid crystal display device comprises a first substrate having color layers of three or more colors and a second substrate on which an active-matrix array is formed. The first substrate has a structure, which is devoid of a black matrix, in which the color layers are stacked in a frame portion surrounding the display area. A first light-shielding layer in which color layers of three of more colors are stacked is formed on the frame portion on a side of the display area from which scanning lines are led out and on a side of the display area from which data lines are led out, from among four sides of the display area. A second light-shielding layer in which color layers of two colors are built up is formed on the frame portion on at least one side of the other remaining sides of the display area. |
| US08587751B2 |
Display panel and display apparatus having the same
A display panel and a display apparatus having the same, in which the display panel comprises a liquid crystal layer comprising first and second substrates which are disposed opposite to each other; and a color filter layer which is formed on a surface of one of the first and second substrates facing each other, and includes a first metal linear grid arranged at different pitches to emit a first polarized component of incident light with different colors. The provided display panel and display apparatus have decreased manufacturing costs and simplified manufacturing process. |
| US08587750B2 |
Display device
The present invention provides a display device which can reduce reflected light reflected on the respective surfaces of a display panel and a protective plate, even if the protective plate is disposed on the surface of the display panel, without employing a complicated structure and without degrading display quality. The display device includes: a display panel; and a protective plate disposed facing the display panel. The protective plate has a protective base material and a first polarizer, the display panel has a second polarizer of which a polarization axis is parallel to that of the first polarizer, and light passing between the first polarizer and the second polarizer is linearly polarized light. |
| US08587749B2 |
Liquid crystal display device for vehicle use having a screen with a polarization member
The present invention can include a display device for use in a vehicle having a screen with a polarizing member disposed in the front of a display surface of a liquid crystal display, the polarizing member having a light transmittance of less than 50%, a surface of the screen is coplanar with a surface of the cover member. Also, the polarizing member is not provided on the display surface of the liquid crystal display, and when the liquid crystal display is not used, the screen is inconspicuous, and when the liquid crystal display is used, information can be viewed from the screen. |
| US08587748B2 |
Backlight module and liquid crystal display device
A backlight module is provided and the backlight module comprises a back plate, a frame, a light source, and a diffusion plate, wherein the diffusion plate is connected with and fixed to the frame or the back plate by hold structures that impose a tension effect on the diffusion plate. Also, a liquid crystal display device comprising the backlight module is provided. |
| US08587745B2 |
Liquid crystal display device and fixing device thereof
A liquid crystal display (LCD) device and a fixing device thereof are disclosed. The LCD device comprises a light source, a light guide plate and an LCD panel. The fixing device comprises a side plate, a top plate perpendicularly extending from an upper end of the side plate, a partition plate perpendicularly extending from a middle portion of the side plate, and an abutting plate perpendicularly extending from a lower end of the side plate. The partition plate, the top plate and the side plate form a first snap-fit groove for receiving the LCD panel. The partition plate, the abutting plate and the side plate form a second snap-fit groove for receiving the light source. A lower end of the abutting plate is further connected with a supporting portion for supporting the light guide plate, and a partition is formed between the supporting portion and the abutting plate. |
| US08587738B2 |
Liquid crystal display device and manufacturing method thereof
A liquid crystal display device (LCD) is constructed with a light blocking layer positioned on a data line region of a lower substrate defined by pixel regions and data line regions. A data line is positioned on the data line region of the lower substrate to overlap the light blocking layer with a gate insulating layer interposed therebetween. An organic insulating layer is positioned on the data line region of the lower substrate in order to cover the data line. Pixel electrodes are respectively positioned on the pixel regions to be spaced apart from the data line. Capacitors are respectively positioned on the pixel regions, and each of the capacitors has a lower electrode formed of a first transparent conductive material and an upper electrode formed of a second transparent conductive material, and the upper electrode is physically insulated from the data line with the organic insulating layer interposed therebetween. |
| US08587736B2 |
Stereoscopic image display device and driving method thereof
A stereoscopic image display device includes a display panel provided with a pixel array, a rendering processing unit that performs rendering for odd left image data and even right image data during an n-th frame period, and performs rendering for odd right image data and even left image data during a (n+1)-th frame period, a patterned retarder including a first retarder that transmits light so as to be modulated into first circularly polarized light and a second retarder that transmits light so as to be modulated into second circularly polarized light, active retarder glasses including a first active retarder that transmits one of the first circularly polarized light and the second circularly polarized light, and a second active retarder that transmits the remaining one of the first circularly polarized light and the second circularly polarized light, and a control unit that generates a switchable control signal. |
| US08587733B2 |
Display device
A display device includes a common substrate having a first surface and an opposite second surface, a first transparent conductive layer, at least one first electrode, and at least one second electrode. The first transparent conductive layer is positioned on the first surface. The at least one first electrode and the at least one second electrode are on the first surface and electrically connected to the first transparent conductive layer. The display device further includes a second transparent conductive layer, a first alignment layer, a liquid crystal layer, a second alignment layer, a thin film transistor panel, and a polarizer all stacked on each other in sequence along a direction from the first surface to the second surface of the common substrate. The second transparent conductive layer is positioned on the second surface of the common substrate. |
| US08587730B2 |
Projector, control method and computer program product
A projector includes a storage portion that stores set identification name data describing a name of an adjustment value set including an adjustment value for projecting images, predetermined character string data describing plural kinds of predetermined character strings usable as the set identification name, and menu image data. A projecting portion projects an identification name setting image showing the plural kinds of predetermined character strings as selectable on a basis of the predetermined character string data and the menu image data. An input portion inputs identification name setting information describing a character string selected on the identification name setting image. An update portion that updates the set identification name data on a basis of the identification name setting information. |
| US08587729B2 |
Receiver
The present invention relates to a receiver capable of reducing influence of disturbance waves and capable of receiving analog and digital broadcast signals without interference with a single front end module, without leading to complexity of the configuration.A receiver 10 includes, on a module board 11, a first terrestrial wave tuner 16 and second terrestrial wave tuner 17 which receive broadcast signals of a first frequency band, and a first satellite wave tuner 14 which receives broadcast signals of a second frequency band different from the first frequency band, with the first satellite wave tuner 14 being situated between the first terrestrial wave tuner 16 and the second terrestrial wave tuner 17. The present invention can be applied to receivers receiving broadcast signals of different frequency bands, for example. |
| US08587728B2 |
System and method for using partial interpolation to undertake 3D gamma adjustment of microdisplay having dynamic iris control
In a microdisplay TV with dynamic iris control, interpolation is used to undertake 3D gamma adjustment of the display for intermediate brightness levels. |
| US08587722B1 |
System and method for automatically controlling the phase of a clock signal for sampling an HDTV signal
The present invention provides a system and method for automatically controlling the phase of the clock signal for sampling an HDTV signal, which implements a new and improved method for phase detection. The system and method utilize the standard format of an HDTV signal to consistently ensure accurate phase detection. Particularly, the system and method detect the target phase for the sampling clock using a tri-level sync pattern that exists at the beginning of each display line. This tri-level sync pattern or “sync pulse” is well suited for phase detection since it includes several static areas separated by substantial transitions. Furthermore, by using the sync pulse of the HDTV signal, the system and method provide consistent and accurate results, since the sync pulse will not change regardless of the whether the video data is static or in motion. |
| US08587712B2 |
Image processing apparatus and method of correcting image quality degradation caused by aberrations due to optical system
The correction amount of an aberration caused in each pixel of the region by the optical system is calculated. A predetermined number of peripheral pixels center on a position apart from the pixel by the distance corresponding to the calculated aberration correction amount are multiplied by interpolation coefficients obtained from an interpolation function and added, thereby deriving the pixel value at the pixel position after correction. If the predetermined number of peripheral pixels around the position apart by the distance corresponding to the calculated aberration correction amount are not present in the readout region, aberration correction is implemented by changing the interpolation function. More specifically, the interpolation function is changed so as to make the frequency response behavior of the interpolation function more moderate than that of the interpolation function that gives the interpolation coefficients to multiply the predetermined number of peripheral pixels and used in the correction processing. |
| US08587708B2 |
Image sensors with low noise mode for pixel array current bias
An electronic device may have an image sensor for capturing digital image data of a scene. The image sensor may have an array of image sensor pixels. The image sensor pixels may have photosensitive elements for capturing image data signals. The image data signal from each photosensitive element may be conveyed to an output line associated with a column of the array using a source-follower transistor. The source-follower transistors may be provided with a current bias using current source coupled to each output line. The current source may include a configurable current source transistor that has multiple branches that can be selectively switched into use to adjust transconductance and drain saturation voltage characteristics for the current source. Gate structures in the configurable current source transistor may be supplied with a reference voltage from an adjustable voltage reference circuit. |
| US08587706B2 |
Imaging device
The present invention relates to improved imaging devices having high dynamic range and to monitoring and automatic control systems incorporating the improved imaging devices. |
| US08587704B2 |
Imaging device
An imaging device includes: an optical system, for focusing light from subjects; color imaging element including a plurality of types of light receiving sections that detect light of different wavelength bands, for imaging focused images of the subjects; and an image processing section, for performing filtering processes to remove blur caused by the optical system from data output by the imaging element. The pitch among specified light receiving sections that contribute most to brightness signals is set smaller than that among other light receiving sections. The point spread diameter of the optical system on the specified light receiving sections is set to be greater than the pitch among the specified light receiving sections for wavelengths detected thereby, and less than the pitches among the other light receiving sections for wavelengths detected thereby. The image processing section performs the filtering process only on data output by the specified light receiving sections. |
| US08587701B2 |
Image processing apparatus, camera module, and image processing method
According to one embodiment, a selection unit selects a pixel value to be assigned to a target pixel according to a determination result of a defect determining unit. The defect determining unit performs defect determination according to the level of a signal-to-noise ratio (SNR) estimated by an SNR estimating unit. In the case where the defect determining unit determines that the target pixel is a defect, the selection unit outputs a pixel value according to the level of the SNR. |
| US08587700B2 |
Method of detecting defects in image sensor, tester for the method, and control signal generator for the method
A method of detecting defects in an image sensor that may occur from a floating diffusion area of the image sensor, a tester using the method, and a control signal generator using the method include a photo diode generating charges corresponding to an image signal; a transmission transistor having a first terminal connected to a the photodiode and a second terminal connected to a floating diffusion area, thereby transmitting the charges generated in the photo diode to the floating diffusion area in response to a charge transmission control signal; and a reset transistor having a first terminal applied by a reset voltage and a second transistor connected to the floating diffusion area, thereby transmitting the reset voltage to the floating diffusion area in response to a reset control signal. The reset transistor is turned on during at least one sampling zone selected between reset level sampling and signal level sampling that are performed with respect to the image sensor. |
| US08587699B2 |
Solid state imaging device
A solid state imaging device including: a pixel portion having a plurality of pixels arrayed two-dimensionally and including an effective pixel portion and a dummy pixel portion; a timing generator for generating address information for reading signals of pixels of the pixel portion and timing signals for reading; a column decoder; a column selection circuit for generating transfer signals and reset signals used for control for reading signals of pixels in the column portions of the pixel portion by the plurality of line selection signals output from the column decoder based on the timing signals and selecting column portions of pixels in an effective portion and a dummy portion of the pixel portion; and a transfer circuit for reading signals of corresponding pixels based on the transfer signals and reset signals output from the column selection circuit, then transferring signals of read pixels by the row signal lines. |
| US08587692B2 |
Method and apparatus for increasing dynamic range of image by using electronic shutter
A method for increasing a dynamic range of an image by using an electronic shutter of a camera, the method including initiating exposure of an image sensor by moving a mechanical front curtain included in the camera; moving an electronic front curtain with respect to at least one pixel of the image sensor according to a control pulse signal of the electronic shutter; and blocking the exposure of the image sensor by moving a mechanical rear curtain included in the camera. |
| US08587690B2 |
Apparatus and method for processing image by using characteristic of light source
An apparatus and method for processing an image of an image signal projected through a digital camera lens are provided. The apparatus includes an image sensor module for transforming an optical signal into an electric signal, to generate and output an image signal, and a light receiving module for detecting a light source. The apparatus also includes a light source characteristic detector for detecting a frequency of the light source, a white balance controller for controlling a white balance, a color corrector for removing interferences of red, green, and blue channels, and a gamma corrector for performing a gamma correction. The apparatus further includes an auto color adjustment controller for identifying a kind of light source based on the frequency of the light source, and controlling a white balance gain of the image signal based on the kind of the light source. |
| US08587685B2 |
Method and apparatus for retrieving label
Disclosed is a method for retrieving a label in a portable terminal. The method includes obtaining a label image photographed through a camera, extracting characters included in the label image and recognizing the extracted characters, detecting at least one label including the recognized character from a label database including multiple labels and information on the multiple labels and constituting a preliminary label candidate group including said at least one label, detecting an image characteristic of the label image, detecting at least one label having an image characteristic, which is similar with the detected image characteristic, from the preliminary label candidate group, and constituting a final label candidate group, and providing each of said at least one label included in the final label candidate group and detailed information corresponding to each of said at least one label. |
| US08587682B2 |
Display system, method, and computer program product for capturing images using multiple integrated image sensors
A display system, method, and computer program product are provided for capturing images using multiple integrated image sensors. The display system includes a front panel for displaying an image. The display system further includes a matrix of image sensors situated behind the front panel. |
| US08587681B2 |
Extended depth of field for image sensor
A method for forming an image, implemented at least in part by a data processing apparatus, by obtaining a first image of a scene from a first subset of pixels in an image sensor array at a first f/# setting, adjusting the imaging optics that obtain light from the scene at a second f/# setting, obtaining a second image of the scene from a second subset of pixels in the image sensor array, and forming a composite image by combining image data from at least the first and second images. |
| US08587679B2 |
Video framing control in which operator framing of narrow view image controls automatic framing of wide view image
In the creation of video program material, picture composition decisions—especially framing parameters—taken by an operator for small-display presentation of a scene are used the automatic generation of picture composition decisions for a larger display. Framing parameters such as pan, are temporally filtered before being applied to the wider field of view provided for the larger display. |
| US08587677B2 |
Remote instruction system, remote instruction method, and program product therefor
A remote instruction system includes an attention image outputting portion that projects an annotation image and an attention image from a projecting portion onto a captured area of an image capturing portion that captures an image of an object, the annotation image being created on the basis of the image captured, the attention image being provided for attracting attention to the annotation image. |
| US08587674B2 |
Vibration correction control circuit for correcting displacement of an optical axis due to vibration including camera shake and image pickup apparatus equipped therewith
An integration circuit integrates an angular velocity signal outputted from a vibration detection element and generates a shift amount signal indicating the shift amount of an imaging device. A control unit judges whether the device is in the panning state or the tilting state. The integration circuit is formed by a digital filter, which includes a register for holding an accumulation value to be an amplitude value of the shift amount signal. |
| US08587673B2 |
Camera image stabilization
A method of motion compensation in a camera may include deriving a motion signal representative of a motion of the camera, processing video frames of a video signal from an image sensor of the camera during a viewfinder mode to derive motion vectors between pairs of frames, and processing the motion signal with a number of combinations of gain and offset factors during the viewfinder mode. The method may also include determining combinations for producing threshold motion vectors, and applying the combination producing the threshold motion vectors for processing the motion signal during a still capture mode to produce a control signal for a motion compensating element for optics of the camera. |
| US08587669B2 |
Techniques for processing images and for requesting or communicating status information related to the processing of images
An apparatus, device, methods, computer program product, and system are described that determine a processing to be performed on an image at a remote processing resource, capture an image, and transmit to the remote processing resource, in response to a triggering event, the image to be processed and associated information. |
| US08587665B2 |
Fast rotation estimation of objects in sequences of acquired digital images
A measure of frame-to-frame rotation is determined. A global XY alignment of a pair of frames is performed. Local XY alignments in at least two matching corner regions of the pair of images are determined after the global XY alignment. Based on differences between the local XY alignments, a global rotation is determined between the pair of frames. |
| US08587660B2 |
Image recording assemblies and coupling mechanisms for stator vane inspection
A system is disclosed that includes an image recording assembly for recording images of a stator vane of a compressor and a mechanism configured to magnetically couple the image recording assembly to a rotor blade of a compressor. Additional systems are provided that include image recording assemblies. Methods implementing the disclosed systems are also provided. |
| US08587656B2 |
Face camera mount structure
A face camera mount structure in a vehicle has a camera for imaging a driver's face being disposed on a reverse side of a dial at a portion that does not interfere with a speedometer design portion on the dial. A camera facing portion of the dial that faces a lens of the camera is covered with a print of a near-infrared light passing ink that selectively passes a near-infrared light. The high transparency factor of the near-infrared light through the ink makes it possible for the camera to image a sufficiently bright near-infrared light image without being recognized by a driver of the vehicle. |
| US08587655B2 |
Directed attention digital video recordation
Some embodiments include incorporating detailed snapshots of targeted areas of interest into a video or digitized recording of an overall scene. In some embodiments, a single fixed high-resolution scene camera or a fixed standard resolution scene camera of analog or IP connected type is used. The scene camera can be co-located with at least one pan-tilt-zoom (PTZ) camera or used in a mode where less than full resolution of the scene camera is used for video but full resolution snapshots of areas are captured by the same camera. The area of interest is selected by the object-tracking feature of an intelligent video system, operated without human intervention, by electronically-implemented identification of the existence of area-specific subjects or targets of interest in the scene image field. |
| US08587653B1 |
Modifying the resolution of video before transferring to a display system
Embodiments disclosed herein provide systems and methods reduce the resolution of video before transference to a display system. In a particular embodiment, a video processing system receives viewing parameters for a viewing area on a display system. The processing system also receives video of a scene comprising a quantity of pixels in each of a plurality of images of the scene. The processing system then modifies the video based on the viewing parameters to produce modified video having a reduced quantity of pixels in each of the plurality of images. The modified video is transferred for display of at least a portion of the scene in the viewing area by the display system. |
| US08587648B2 |
Self-leveling camera head
A self-leveling camera head includes an eccentric leveling weight assembly that is supported inside an outer housing for free rotation about an axis. The leveling weight assembly can be removably coupled to a separate camera module assembly supported inside the outer housing for rotation about the axis so that its images will be “upright”, i.e. earth normal. A slip ring assembly includes a fixedly mounted connector assembly that removably mates with a contact assembly mounted to the camera module assembly. In an alternative embodiment the camera module assembly does not rotate within the outer housing. Instead a processing circuit processes a video output from a high resolution image sensing device in the camera module assembly, generates a sub-sampled region and rotates it into a predetermined orientation for display. The output of an orientation sensor in the camera head may be processed to achieve the predetermined desired orientation of the video that is stored or displayed. |
| US08587644B2 |
Image processing apparatus for endoscope
This is an endoscope apparatus which has an endoscope which picks up an image of a sample using a solid state image pickup element and outputs an image pickup signal, and a processor which processes the above-mentioned image pickup signal, generates HDTV and SDTV serial digital video signals, switches one side of those selectively, and performs a serial output, in which the serial digital video signal switched selectively by the above-mentioned processor is output through a first connector, the above-mentioned processor is equipped with a discrimination signal generating section which is linked with selection switching of the above-mentioned HDTV or SDTV serial digital video signal to generate an HDTV/SDTV discrimination signal which can discriminate the above-mentioned HDTV or SDTV serial digital video signal, and the discrimination signal is output through a second connector different from the above-mentioned first connector. |
| US08587630B1 |
Assessing performance and quality of a mobile communication service
A video quality monitoring system allows the operator of a user device to report on received video quality. The video quality monitoring system allows the device user to establish or accept a communication that includes video displayed on the user device via a communications network. The video quality monitoring system may provide a manual or automated user-feedback process for the user to specify information about the received video quality as perceived by the user. User feedback may be correlated with time, location, video server performance, call data records, network performance, road traffic and weather data to produce an association of network events and conditions that correspond to user quality ratings. |
| US08587629B2 |
Image-forming device and light scanning device
An image-forming device is provided with a shutter member that has a ventilation passage formed extending therethrough in a main scanning direction, the shutter member adapted to slide over the outside surface of the housing in a secondary scanning direction, a cover member adapted to open or close an interior of a chassis of the device. The shutter member, when the cover member is moved in a direction to open up the inside of the device chassis, is moved in a direction to shut an output window, and when the cover member is moved in a direction to close up the inside of the device chassis, is moved in a direction to open the output window. In association with movement of the shutter member towards the open direction, the ventilation passage faces a ventilation opening of a duct furnished to the device chassis. |
| US08587624B2 |
Recording head and recording device comprising same
There are provided a recording head capable of reduction of variations in heat-generating temperature among heat-generating elements constituting a heat-generating-element array, and a recording device including the recording head. A recording head includes a heat radiator; a head base body having a substrate placed on or above the heat radiator and a heat-generating-element array composed of a plurality of heat-generating elements arranged on or above the substrate; a bonding layer that is interposed between the heat radiator and the substrate and bonds the heat radiator with the substrate; and a plurality of spacer particles arranged within the bonding layer so as to abut on both of the heat radiator and the substrate. The bonding layer includes a first region situated immediately below the heat-generating-element array and a second region extending in parallel with the first region. The spacer particles are arranged in the second region. |
| US08587622B2 |
Generation of digital electrostatic latent images and data communications system using rotary contacts
An apparatus for printing a latent image includes a rotary contact, a power supply, driving electronics and a plurality of TFT transistors configured as a TFT backplane. The rotary contact receives serially transmitted digital data signals from a controller and generates selection signals and digital pixel voltages. The rotary contact receives operating voltage signals from the controller. The power supply receives the operating voltage signals from the rotary contact and generates a low voltage signal, a ground signal and a high voltage signal. The driving electronics receive the low voltage signal, the ground signal, selection signals and the digital pixel voltages, and generates bias signals and pixel voltages. The TFT backplane receives the high voltage signal, the bias signals and the pixel voltages, and then drives the hole injection pixels to generate an electrostatic latent image in response to the bias signals and pixel voltages. |
| US08587620B2 |
Driver of a liquid crystal display panel and method thereof
The present invention provides a method for driving a liquid crystal display panel. The liquid crystal display panel has a plurality of pixels arranged in a matrix form and a plurality of data lines. The method includes generating gray level signals corresponding to the plurality of pixels according to input image data; determining whether the gray level values of the pixels in a same row corresponding to the plurality of data lines of a first color are all outside a first range; and when the gray level values of the pixels in the same row corresponding to the plurality of data lines of the first color are all outside the first range, controlling polarity of the gray level signals of the pixels in the same row corresponding to the plurality of data lines of the first color in a column inversion mode. |
| US08587619B2 |
Display apparatus and method of driving the same
A display apparatus includes a first display plate, a first electrode and a second electrode disposed on the first display plate, a second display plate, a third electrode disposed on the second display plate, and a liquid crystal layer disposed between the first display plate and the second display plate. The liquid crystal layer includes liquid crystal molecules oriented substantially perpendicular to the first display plate and the second display plate in a state where no voltage is applied to the first to third electrodes. When a display state is to change from a first grayscale in a first grayscale region to a second grayscale in a second grayscale region, a return voltage, which is larger than the sum of the common voltage and a threshold voltage of the liquid crystal molecules, is applied to the first electrode and the second electrode for at least a specified period before the first drive voltage and the second drive voltage, which correspond to the second grayscale, are applied to the first electrode and the second electrode. |
| US08587616B2 |
Systems, methods, and articles of manufacture for virtual display
Systems, methods, and articles of manufacture to virtually segment a display are disclosed. A disclosed example system includes a display abstraction component configured to interface, at a kernel level, between an operating system and a graphics processor, the display abstraction component to receive, adapt, and process display calls from the operating system and instruct the graphics processor to divide the display into multiple virtual displays according to a user specified virtual configuration preference to allow the display to replicate a multiple display configuration. |
| US08587614B2 |
System and method for image editing of electronic product design
Electronic document design systems and methods allowing a user engaged in customizing an electronic product to select an image container and modify the placement, scaling, and displayed portion of an image associated with the image container. Upon user selection of an image container from the product design, an image pane is presented to the user which displays the base image associated with the selected image container and at least one active control on either or both of the image container and the image pane which allow the user to modify which portion of, and how the portion of, the base image appears in the electronic product design. The image editor tool is displayed simultaneously with the product design to allow the user to immediately see the resulting changes in the product design due to modifications, using the active control(s), of the placement or scaling of the selected image container or of the cropping of the base image or magnification of the portion of the base image appearing within the image container. |
| US08587610B2 |
Rendering source content for display
A method for rendering source content for display in a destination figure is provided. The method may include receiving the source content of the file, replicating the source content in a region surrounding the source content, such that replicated source content is aligned with the source content, extracting an axis-aligned rectangular tile containing the source content from the region, and rendering the axis-aligned rectangular tile onto the destination figure. |
| US08587609B1 |
Accuracy-adaptive and scalable vector graphics rendering
Embodiments of the present invention provide methods and associated architecture of accuracy adaptive and scalable vector graphics rendering including rendering a graphic comprising a plurality of line segments by processing each of the plurality of line segments in a first pass, and processing each of a plurality of pixels through which the plurality of line segments pass in a second pass, automatically detecting one or more rendering errors of the graphic, and correcting the one or more rendering errors. Other embodiments may be described and/or claimed. |
| US08587605B2 |
Image processing device, control method for image processing device, control program for image processing device, and recording medium in which control program is recorded
The present invention provides an image processing device capable of realizing appropriate color expression without requiring a large increase in data amount of image data for displaying a composite screen. A television broadcast receiver (1) includes a synthesis processing section (40) and an OSD processing section (24) for creating an OSD plane C as a composite screen in index color expression by combining an OSD plane U and OSD plane L, which are display screens in the index color expression. By the processing section (40) and the OSD processing section (24), the OSD plane C for attaining a display effect in which the OSD plane U and OSD plane L are superimposed is created. |
| US08587599B1 |
Asset server for shared hardware graphic data
In a communication device with a graphics processor, a graphics asset can be shared with two or more applications. The graphics asset can include a bitmap of a digital image. An asset server can host a texture corresponding to the graphics asset and can share the texture with the graphics processor. The asset server can host multiple textures and can share those textures with the graphics processor for rendering. The graphics processor can use the shared texture to render an instance of the graphics asset for each of the two or more applications. The texture can be generated by copying information about the graphics asset into the asset server. |
| US08587598B2 |
Memory address mapping method for controlling storage of images in memory device and memory address mapping circuit thereof
A memory address mapping method of controlling storage of images in a memory device is provided. The memory device includes banks each having a plurality of pages. The memory address mapping method includes: receiving a first image; and referring to an image partition setting to generate a first memory address setting for each horizontal line partition in the first image, wherein the image partition setting defines that one image is divided into horizontal line groups each having at least one horizontal line, and each of the horizontal line groups is divided into horizontal line partitions in a horizontal line direction. First memory address settings of the horizontal line partitions in each horizontal line group of the first image control that a corresponding horizontal line group having the horizontal line partitions included therein is not stored into a same bank of the memory device. |
| US08587597B2 |
Page transitions on electronic paper displays
A page transition file creation system and a method for creating a page transition file in a file format suitable for displaying transitions quickly on an electronic paper display. The page transition file creation system creates a page transition file with page transition blocks representing transition between two or more pages. The page transition file creation system encodes the high order color bit from each pixel for a given page. Each transition block in the page transition file covers a set of consecutive pages that overlaps with pages covered by the previous block and the next block for pseudo double buffering. A page transition display system uses page transition files to display page transitions. The page transition display system determines the appropriate page transition file and waveform lookup table for displaying page transitions. The page transition display system uses the determined page transition file and waveform lookup table for displaying the transitions. |
| US08587596B2 |
Multithreaded software rendering pipeline with dynamic performance-based reallocation of raster threads
A multithreaded rendering software pipeline architecture dynamically reallocates regions of an image space to raster threads based upon performance data collected by the raster threads. The reallocation of the regions typically includes resizing the regions assigned to particular raster threads and/or reassigning regions to different raster threads to better balance the relative workloads of the raster threads. |
| US08587593B2 |
Performance analysis during visual creation of graphics images
In general, this disclosure relates to techniques for using graphics instructions and state information received from a graphics device to visually create a graphics image. Performance analysis may also be conducted to identify potential bottlenecks during instruction execution on the graphics device. One example device includes a display device and one or more processors. The one or more processors are configured to receive a plurality of graphics instructions from an external graphics device, wherein the graphics instructions are executed by the external graphics device to display a graphics image, and to receive state information from the external graphics device, wherein the state information is associated with execution of the graphics instructions on the external graphics device. The one or more processors are further configured to display, on the display device, a representation of the graphics image according to the graphics instructions and the state information. |
| US08587590B2 |
Method and apparatus for utilizing representational images in analytical activities
In a method and apparatus for performing an analysis and other activities using one or more two- or three-dimensional representational images, presenting a two- or three-dimensional representational image containing analytical information to assist in the analytical process. One or more two- or three-dimensional representational images are created, e.g., using standard photography, holography or computer imaging, and are placed in a positioner for use by the analyst. The representational images are illuminated using a light source and the analyst utilizes the information released from the representational image to perform an analysis. |
| US08587585B2 |
Backface culling for motion blur and depth of field
In order to efficiently backface cull rendering primitives during computer graphics rendering, it is important to be sure that the rendering primitives to be culled are guaranteed to be backfacing even if the primitives are moving or are undergoing defocus blur. Therefore, we derive conservative tests that determine if a moving and defocused triangle is backfacing over an entire time interval and over the area of a lens. In addition, we present tests for the special cases of only motion blur and only depth of field. |
| US08587584B1 |
Techniques for interior coordinates
A method for determining interior coordinates is disclosed. The method includes receiving information specifying an object having a plurality of sites and a boundary. Interior coordinates associated with each of the plurality of sites are determined based on the boundary. The interior coordinate associated with each of the plurality of sites represent a system of coordinates that satisfy several properties, including non-negativity and interior locality. At least one value associated with the plurality of sites is then interpolated using the interior coordinates. |
| US08587583B2 |
Three-dimensional environment reconstruction
Three-dimensional environment reconstruction is described. In an example, a 3D model of a real-world environment is generated in a 3D volume made up of voxels stored on a memory device. The model is built from data describing a camera location and orientation, and a depth image with pixels indicating a distance from the camera to a point in the environment. A separate execution thread is assigned to each voxel in a plane of the volume. Each thread uses the camera location and orientation to determine a corresponding depth image location for its associated voxel, determines a factor relating to the distance between the associated voxel and the point in the environment at the corresponding location, and updates a stored value at the associated voxel using the factor. Each thread iterates through an equivalent voxel in the remaining planes of the volume, repeating the process to update the stored value. |
| US08587579B2 |
Array substrate and driving method thereof
A driving method for an array substrate of a liquid crystal display, the method comprising: performing a display refresh operation on each pixel unit on the array substrate in a row sequence so as to refresh working storage elements in each pixel unit row by row, until the working storage elements of the pixel units in all rows in one image frame is refreshed, thus image voltage signals corresponding to the pixel units in each row are inputted to the working storage elements to be held; inputting a frame refresh “ON” signal to display refresh switches of the pixel units in each row, and inputting the image voltage signals held in the working storage elements of the pixel units in each row to the pixel electrodes of the pixel units in each row as image signal voltages, so that one image frame is refreshed; after charging for pixel capacitors of the pixel units in each row has completed in each row, inputting a frame refresh “OFF” signal so as to turn off the display refresh switch, so that the working storage elements of the pixel units in each row prepare to the storage for the image voltage signals for the next frame. |
| US08587576B2 |
Organic light emitting display
An organic light emitting display includes a display unit at the center of a panel and including a plurality of pixels at crossing regions of scan lines and data lines, a scan driver for supplying scan signals to the scan lines and on the panel, a pad unit on the panel and for supplying driving powers and control signals to the display unit and the scan driver, the pad unit including first and second pads for supplying a gate high level voltage to the scan driver and third and fourth pads and for supplying a gate low level voltage to the scan driver, a first power source supply line surrounding the display unit and coupling the first pad to the second pad via the scan driver, and a second power source supply line surrounding the display unit and coupling the third pad to the fourth pad via the scan driver. |
| US08587575B2 |
Display device controlling a power source to equal a saturation voltage and driving method thereof
A driving method of a display device that includes a display panel including a plurality of light emitting elements, is supplied with a power source voltage, and includes a saturation region and a non-saturation region according to variation of a panel current flowing to the display panel is provided. The driving method includes sensing the panel current, determining the power source voltage and the panel current, controlling a feedback voltage to drive the power source voltage to be equal to a saturation voltage corresponding to a saturation point at a boundary between the saturation region and the non-saturation region based on the determined power source voltage and the determined panel current, and controlling the power source voltage according to the feedback voltage to supply the controlled power source voltage to each of the plurality of light emitting elements. |
| US08587571B2 |
Memory device with one-time programmable function, and display driver IC and display device with the same
A display driver IC with a built-in memory device having a one-time programmable function is provided. The memory device includes: a cell array comprising a plurality of one-time programmable unit cells and configured to receive a writing voltage generated from an internal voltage generating unit to operate upon writing operation; a detecting unit configured to detect a change of the writing voltage; and a controlling unit configured to control the internal voltage generating unit and the unit cells according to an output signal of the detecting unit. |
| US08587566B2 |
Driver for display panel and image display apparatus
A driver for driving a display panel having a light emitting element includes a plurality of control pads, each of which is electrically connected to a control line of the display panel; and a plurality of power source pads, each of which is electrically connected to a power source line of the display panel and is larger in area than the control pad. The control pads and the power source pads are arranged in line and an order of arrangement of the control pads and the power source pads is symmetrical with respect to a direction of pad arrangement. |
| US08587565B2 |
Position indicator, variable capacitor and input device
A variable capacitor of a position indicator includes a dielectric, an electrode, a conductive member and a conductive portion. The dielectric has an upper surface and a lower surface opposite the upper surface. The electrode is provided on the upper surface of the dielectric. The conductive member is arranged so as to face the lower surface of the dielectric. The conductive portion is provided on the lower surface of the dielectric and is arranged so as to be electrically connectable to the conductive member. The conductive member is adapted to be elastically deformed when pressed against the lower surface by an external force, such that the capacitance of the variable capacitor changes according to a change of the external force. |
| US08587563B2 |
Touch system and positioning method therefor
The present invention provides a positioning method for a touch system that obtains a pair of current correct positions according to the following steps: obtaining two pairs of possible positions from a current frame to be compared with a pair of previous correct positions obtained from a previous frame; or comparing four pairs of possible positions with each other obtained from the current frame. The present invention further provides a touch system. |
| US08587559B2 |
Multipoint nanostructure-film touch screen
A touch screen comprising at least one nanostructure film and capable of detecting multiple touches occurring at the same time at distinct locations in a plane of the touch screen is described. The touch screen may comprise a sensing layer, a driving layer and/or a shielding layer. At least one of these layers may comprise a nanostructure film, and at least two of these layers may be formed on a common substrate. |
| US08587556B2 |
Touch screen 2D/3D display system and method
A display device is provided. The display device includes a liquid crystal display (LCD) panel for displaying images, a first electrode layer, and a second electrode layer coupled to the first electrode layer. The display device also includes a first driving circuit configured to provide a first driving signal and a second driving circuit configured to provide a second driving signal. Further, the display device includes a coupling unit coupled to the first driving circuit and the second driving circuit and configured to couple the first driving signal and the second driving signal, and to provide the coupled signal of the first driving signal and second driving signal to both of the first electrode layer and the second electrode layer such that the first driving signal drives the LCD panel for displaying the images, and the second driving signal drives the LCD panel for being touch-sensitive. The display device also includes a signal separation unit coupled to at least one of the first electrode layer and the second electrode layer to receive a feedback signal indicating a capacitance change corresponding to a touch on the LCD panel. |
| US08587549B2 |
Virtual object adjustment via physical object detection
Various embodiments related to the location and adjustment of a virtual object on a display in response to a detected physical object are disclosed. One disclosed embodiment provides a computing device comprising a multi-touch display, a processor and memory comprising instructions executable by the processor to display on the display a virtual object, to detect a change in relative location between the virtual object and a physical object that constrains a viewable area of the display, and to adjust a location of the virtual object on the display in response to detecting the change in relative location between the virtual object and the physical object. |
| US08587548B2 |
Method for adjusting the user interface of a device
A method adjusting a user interface experience for a device that includes providing a user interface to retrieve a user input, providing a tactile interface layer that defines a surface and includes a volume of fluid and a displacement device 10 that manipulates the volume of fluid to deform a particular region of the surface into a tactilely distinguishable formation retrieving a user preference between a first type, location, and/or timing and a second embodiment, location, and/or timing through the user interface, and manipulating the volume of fluid to deform a particular region of the surface into a tactilely distinguishable formation of one of the first and second type, location, and/or timing is disclosed. |
| US08587547B2 |
Device, method, and graphical user interface for manipulating soft keyboards
An electronic device with a display and a touch-sensitive surface concurrently displays on the display an application content area and an unsplit keyboard, the unsplit keyboard being located at a bottom of the display. The device detects a first gesture on the touch-sensitive surface. In response to detecting the first gesture on the touch-sensitive surface, the device converts the unsplit keyboard into a split keyboard and moves the split keyboard away from the bottom of the display over the application content area in accordance with the first gesture. |
| US08587545B2 |
Information processing apparatus, information processing method, and computer-readable storage medium
A method is provided for controlling devices. The method includes detecting an operating member placed in proximity to a display device. The method further includes changing a display formation of a plurality of objects displayed on the display device based on the detected operating member, and displaying the objects on the display device according to the changed display formation. |
| US08587542B2 |
Using pressure differences with a touch-sensitive display screen
Disclosed is a user interface that responds to differences in pressure detected by a touch-sensitive screen. The user selects one type of user-interface action by “lightly” touching the screen and selects another type of action by exerting more pressure. Embodiments can respond to single touches, to gestural touches that extend across the face of the touch-sensitive screen, and to touches in which the user-exerted pressure varies during the course of the touch. Some embodiments respond to how quickly the user changes the amount of pressure applied. In some embodiments, the location and pressure of the user's input are compared against a stored gesture profile. Action is taken only if the input matches “closely enough” to the stored gesture profile. In some embodiments, a notification is sent to the user when the pressure exceeds a threshold between a light and a heavy press. |
| US08587541B2 |
Method for actuating a tactile interface layer
A method for actuating a tactile interface layer for a device that defines a surface with a deformable region, comprising the steps of detecting a gesture of the user along the surface of the tactile interface layer that includes a movement of a finger of the user from a first location on the surface to a second location on the surface; interpreting the gesture as a command for the deformable region; and manipulating the deformable region of the surface based on the command. |
| US08587537B2 |
Position detector, position detecting circuit and position detecting method
A position detector is provided including: a transmission signal supplying circuit for supplying a transmission signal to a plurality of conductors disposed in a first direction; a first conductor selecting circuit for supplying the transmission signal outputted from the transmission signal supplying circuit to a predetermined conductor(s) of the plurality of conductors disposed in the first direction; a differentially amplifying circuit for differentially amplifying signals inputted thereto through its first and second input terminals, respectively, and outputting a resulting signal; and a second conductor selecting circuit for selecting a plurality of conductors including at least three conductors located close to one another in a plurality of conductors disposed in a second direction intersecting with the first direction, supplying signals from the conductors located on both end sides of the plurality of conductors thus selected to the first input terminal, and supplying a signal(s) from the conductor(s) other than the conductors located on both end sides, respectively, to the second input terminal. |
| US08587536B2 |
Micro-electrode matrix and a touch panel with a micro-electrode matrix
The disclosure is related to a touch panel with a micro-electrode matrix. It is formed by a plurality of x-axis scanning line, a plurality of y-axis scanning line and a micro-electrode matrix defined by each of the scanning lines, wherein the micro-electrode matrix is formed by the plurality of micro-electrode series in x-axis connected to the scanning line in x-axis and the plurality of micro-electrode series in y-axis connected to the scanning line in y-axis. Each of the micro-electrode chains is composed by the plurality of micro-electrode and series resistances. |
| US08587533B2 |
Touch panel and display device including the same
A touch panel has a substrate with a front surface, a detection region provided on the front surface, and a wiring region provided on the front surface outside the detection region. Detection electrodes are formed in the detection region and are electrically insulated from one another. Wiring electrodes are formed in the wiring region and are electrically connected to the detection electrodes for transmitting a detection signal. A shield electrode is formed on an outer periphery of the front surface of the substrate for shielding the detection electrodes and the wiring electrodes against external noise. |
| US08587532B2 |
Multi-feature interactive touch user interface
Briefly, a feature rich touch subsystem is disclosed. The feature rich touch subsystem includes one or more novel user input capabilities that enhance the user experience. |
| US08587526B2 |
Gesture recognition feedback for a dual mode digitizer
A system and method for providing feedback to a user making a gesture for switching between at least two types of user interactions used to operate a digitizer system, the method comprising recognizing the gesture to switch between the types of user interactions, switching the type of user interaction used to operate the digitizer system, and providing feedback to the user indicating recognition of the gesture. |
| US08587524B2 |
Remote control for electronic reader and remote control method
A remote control comprises a button generating control signals; a transmission unit configured to transmit the control signals to an electronic reader; a microprocessor unit configured to analyze an operation type according to the control signals and generate operation signals corresponding to the operation type to signal the electronic reader to flip page. A remote control method applied in a remote control of an electronic reader is also provided. |
| US08587522B2 |
Mouse for operating an electronic device
A mouse for operating an electronic device and having an actuating base, that is movable relative to a guide surface to thereby perform a function on an associated electronic device, and a moving assembly for the actuating base. The moving assembly has an elongate member. The elongate member is constructed to be: a) operatively held in a user's hand that is configured to hold the elongate member in the same manner that an elongate writing instrument would be held by a user's hand during a writing action; and b) moved while being operatively held to thereby cause the actuating base to be moved relative to the surface. The elongate member connected to the actuating base for controlled guided movement relative to the actuating base. |
| US08587521B2 |
Scrolling inertia
A computer mouse notifies a mouse driver whenever a scroll event occurs as a result of rotation of a scroll wheel. In response to receiving a notification of a scroll event, the mouse driver adjusts a stored value that represents inertia calculated based on elapsed time between scroll events. The computer scrolls a number of lines on a display, the number being based on the stored value. When the stored value does not represent zero inertia and upon a predetermined amount of time elapsing without occurrence of a scroll event, the computer scrolls a second number of lines on the display. The second number is based on the stored value. The mouse driver adjusts the stored value so as to represent a decrease in inertia. |
| US08587517B2 |
Input device, input method, corresponding computer program, and corresponding computer-readable storage medium
The invention related to an input device and an input method as well as a corresponding computer program and a corresponding computer-readable storage medium, which can be used, in particular, to very precisely change parameters in data processing programs or electric devices in conjunction with a graphic user interface (GUI). It is therefore proposed to employ an input device with a rotary controller for controlling programs via a graphic user interface of a data processing system, wherein the input device is configured to generate a signal string when the rotary controller is actuated, which causes an operating system of the data processing system to change the values of the data used for positioning a cursor on the graphic user interface so that the cursor is moved on the graphic user interface on a substantially linear curve, when the cursor is visualized according to the data used for positioning. |
| US08587513B2 |
Electro-optical device, method for driving electro-optical device, control circuit and electronic device
An electro-optical device includes a pixel circuit, and a driving circuit. The pixel circuit includes a driving transistor, an electro-optical element, a first capacitive element, a first switch, and a second switch. The driving circuit varies a potential at a control terminal during a first period, sets the potential at the control terminal to a compensation initial value during a second period, varies a driving potential from a first potential to a second potential such that the driving transistor is turned on during a third period, supplies a grayscale potential corresponding to a designated grayscale to the signal line and controls the second switch to be turned on during a fourth period, and varies a voltage between the control terminal and a first terminal with the passage of time during a fifth period. |
| US08587512B2 |
Display device comprising a single, continuous display electrode, a perforated intermediate electrode, and plural pixel electrodes
There is provided a display device including a voltage application device that performs, with respect to a display medium including, a pair of substrates, plural types of particle groups disposed between the pair of substrates, a first electrode, plural second electrodes, and a third electrode, in succession after a first process, a second process of application of voltages to the display medium to the first through third electrodes such that the first particle group that has passed through the aperture in the third electrode due to the first process moves towards a downstream substrate of the pair of substrates disposed on the downstream side in the passing direction of the first particle group through the aperture, and the second particle group that has not passed through the aperture of the third electrode due to the first process moves towards the substrate on the side facing the downstream substrate. |
| US08587509B2 |
Display device and drive method for driving the same
A display device of at least one embodiment of the present invention has a connection changeover circuit, including switch elements for time-division driving, formed on a liquid crystal panel, and the switch elements are paired so that two switch elements in each pair are connected in parallel to one video signal line. The paired switch elements are turned on at the same time, and immediately before one of the switch elements is turned off upon completion of a charging period for its corresponding video signal line, only the other switch element is turned off. As a result, while maintaining drive performance, it is possible to solve the impact of fieldthrough phenomenon caused by one of the switch elements, which are transistors, and also reduce parasitic capacitance formed in the other switch element, thereby suppress the impact of fieldthrough phenomenon caused by that switch element. |
| US08587508B2 |
Scanning signal line drive circuit, shift register, and drive method of driving shift register
There is realized a scanning signal line drive circuit (in a display device) capable of, even in a case where a circuit in a shift register is formed using a thin-film transistor which is relatively large in off leakage, suppressing unnecessary power consumption due to a leakage current in the thin-film transistor. In at least one embodiment, bistable circuit that forms the shift register includes a thin-film transistor for raising a potential of an output terminal based on a first clock, a region netA connected to a gate terminal of the thin-film transistor, another thin-film transistor for lowering a potential of the region netA, and a region netB connected to a gate terminal of the other thin-film transistor. With this configuration, the potential of the region netB is raised based on a third clock which is advanced in phase by 90 degrees with respect to the first clock and is lowered based on a fourth clock which is delayed in phase by 90 degrees with respect to the first clock. |
| US08587506B2 |
Display device
A display device is provided, which includes, a substrate, a plurality of gate lines formed on the substrate, a gate driver disposed on the substrate and transmitting gate signals to the gate lines, a repair gate driver disposed on the substrate and having a structure substantially the same as that of the gate driver, and a signal line coupled to the gate driver and the repair gate driver and transmitting at least one control signal to the gate driver. |
| US08587505B2 |
Pixel structure with improved viewing angle
The present invention provides a liquid crystal display with a plurality of pixel units. Each pixel unit includes two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. One of the storage capacitors is a changeable capacitor. By the changeable capacitor, two different data voltages are generated in respective sub-pixels during adjacent frames. The different data voltages are symmetrical with respect to a common voltage to improve image quality. |
| US08587504B2 |
Liquid crystal display and method of driving the same
A liquid crystal display (“LCD”) includes an LCD panel, a data driving unit, and a selection unit. A configuration of the selection unit, which includes a plurality of switching devices driven by a selection control signal to connect a plurality of data lines to each channel of the data driving unit, is adjusted according to the selection control signal, so that charging voltages of the same color pixels of the LCD panel are made the same, whereby no stripe defect appears. In addition, the configuration of the selection unit is adjusted according to the selection control signal and the polarity change of the data signal supplied from the data driving unit, so that color aggregation caused by supplying the same polarity voltage to adjacent color pixels of the LCD panel can be minimized. |
| US08587490B2 |
Localized wave generation via model decomposition of a pulse by a wave launcher
Implementations for exciting two or more modes via modal decomposition of a pulse by a wave launcher are generally disclosed. |
| US08587489B2 |
Dynamic EAS detection system and method
This invention relates to dynamically controlled, electronic article surveillance (EAS) systems whereby an array of antenna elements is digitally phased and actively driven for concurrent transmission, and digitally phased and combined in the receiver unit to improve security tag detection. In particular, the individual frequency and phase of the plurality of the transmit/receive signals are rapidly varied to allow for automated manipulation (steering) of the transmit field pattern and receive field sensitivity. It is the object of this invention to achieve the following features via means of digital phasing and dynamic computer control: sufficient far-field cancellation, null-free detection and uncompromised detection performance regardless of tag's orientation. |
| US08587487B2 |
Antenna arrangement and method
In an antenna arrangement, particularly for a motor vehicle window pane antenna, a first conductor structure is provided, which is formed by the heating field of a window pane and a second conductor structure, which is configured as an antenna conductor structure and which is situated galvanically separated from the heating field. At least one conductor of the heating field runs in the form of loops between the actual heating field and an outer edge of the pane 2. The second conductor structure extends comb-like into the loops of this at least one conductor of the heating field. |
| US08587483B2 |
Patch antenna
A patch antenna is disclosed. The disclosed patch antenna may include: a first radiator configured to generate a circular polarized wave; a first dielectric substrate equipped under the first radiator; a second radiator, placed under the first radiator at a designated distance from the first radiator, and configured to generate a linear polarized wave; a second dielectric substrate equipped under the second radiator; and a reflecting plate equipped under the second radiator at a designated distance from the second radiator; where the first dielectric substrate, the second radiator, the second dielectric substrate, and the reflecting plate are connected through at least one via. A patch antenna according to the present invention has the advantages of being able to generate linear polarized waves and circular polarized waves simultaneously, and of having a small size while still having a high design frequency band. |
| US08587482B2 |
Laminated antenna structures for package applications
Apparatus and methods for packaging IC chips and laminated antenna structures with laminated waveguide structures that are integrally constructed as part of an antenna package to form compact integrated radio/wireless communications systems for millimeter wave applications. |
| US08587481B2 |
Mobile wireless device with enlarged width portion multi-band loop antenna and related methods
A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried by the portable housing, and wireless transceiver circuitry carried by the PCB. The mobile wireless communications device also may include an antenna coupled to the wireless transceiver circuitry. The antenna may include a loop conductor, a first conductor body coupled to the loop conductor and extending into the interior thereof to define a first slotted opening with adjacent portions of the loop conductor, and a second conductor body coupled to the loop conductor and extending into the interior thereof to define a second slotted opening with adjacent portions of the loop conductor. The first and second conductor bodies may be spaced apart to define a third slotted opening therebetween. The first slotted opening may have an enlarged width portion adjacent the first conductive body. |
| US08587477B2 |
Analog front end for system simultaneously receiving GPS and GLONASS signals
A receiver for receiving both GPS signals and GLONASS signals is provided. This receiver includes an analog front end (AFE), a GPS digital front end (DFE) and a GLONASS DFE for receiving an output of the AFE, and a dual mode interface (DMI) for receiving outputs of the GPS and GLONASS DFEs. Search engines are provided for receiving outputs of the DMI. Notably, certain front-end components of the AFE are configured to process both the GPS signals and the GLONASS signals. |
| US08587476B2 |
System and method for providing location information on mobile devices
A system and method for activating a GPS receiver or a WiFi receiver on a mobile device may be provided, which comprises determining an approximate location of the mobile device. The approximate location of the mobile device may be determined using cell tower location information. If the approximate location of the mobile device is within a predetermined distance from a desired location, or is “close enough”, then the GPS receiver or the WiFi receiver is activated. The GPS receiver or the WiFi receiver is activated to determine a more accurate location of the mobile device. The approximate and the more accurate location information may be exchanged with another mobile device to allow the user to find one another. |
| US08587472B2 |
Full-wave receiver architecture for the homodyne motion sensor
A homodyne motion sensor or detector based on ultra-wideband radar utilizes the entire received waveform through implementation of a voltage boosting receiver. The receiver includes a receiver input and a receiver output. A first diode is connected to the receiver output. A first charge storage capacitor is connected from between the first diode and the receiver output to ground. A second charge storage capacitor is connected between the receiver input and the first diode. A second diode is connected from between the second charge storage capacitor and the first diode to ground. The dual diode receiver performs voltage boosting of a RF signal received at the receiver input, thereby enhancing receiver sensitivity. |
| US08587470B2 |
Radar apparatus and target detecting method
Provided is a radar apparatus including an envelope detector unit that acquires an envelope component of a signal transmitted from a receiving antenna in at least one combination of a plurality of combinations of transmitting antennas and receiving antennas whose spatial phases become equal to each other in the array antenna; a determination unit that determines an amount of compensation in the at least one combination based on the envelope component acquired by the envelope detector unit; and a compensator unit that compensates a phase of a signal transmitted from each of the receiving antennas before aperture synthesis by using the amount of compensation determined by the determination unit, or compensates a phase of a signal radiated from the transmitting antenna in another combination. |
| US08587468B2 |
Method, system and program product for deinterleaving and classifying arbitrary radar pulse patterns using non-determinsitic finite state automata
A method, a system and a program product for deinterleaving and classifying an incoming unknown radar pulse pattern uses a library of state machines that mesh with a library of known radar pulse patterns of a library of known radar emitter sources. A continuous sequence of radar pulse descriptor words is secured for the incoming unknown radar pulse pattern and a plurality of state machines that may mesh with the continuous sequence of radar pulse descriptor words is selected from the library of state machines. The plurality of state machines that may mesh with the incoming unknown radar pulse pattern is operated upon the incoming unknown radar pulse pattern. Radar emitter sources that correlate with state machines that actually mesh with the incoming unknown radar pulse pattern are designated as radar emitter sources that comprise the incoming unknown radar pulse pattern. |
| US08587464B2 |
Off-line gain calibration in a time-interleaved analog-to-digital converter
A time-interleaved analog-to-digital converter (ADC) includes a plurality of ADC blocks each including: at least one ADC unit configured to convert an analog input to a digital output; and a digital gain controller configured to adjust a reference voltage of the at least one ADC unit based on a comparison of an actual output of the at least one ADC unit to an expected output of the at least one ADC unit. |
| US08587461B1 |
Data acquisition system with analog-to-digital converter having integrated multiplexer control
A data acquisition system includes an analog-to-digital converter (ADC) having a MUX control outputs, a controller coupled to the ADC, a multiplexer coupled to the MUX control outputs of the ADC, and an operational amplifier coupling an analog data output of the multiplexer to an input of the ADC. An ADC having integrated multiplexer control includes control logic circuitry, ADC circuitry, MUX logic and an oscillator coupled to the control logic circuitry, the ADC circuitry, and the MUX logic. |
| US08587460B2 |
A/D conversion device and compensation control method for A/D conversion device
An A/D conversion apparatus includes first to M-th ADC connected in parallel converting an analog input signal to digital signals in response to M-phase sampling signals, a reference A/D conversion circuit that converts the analog input signal to a digital signal in response to a divided-by-(n×M+1) sampling signal; and a control unit that compares, for each period of (n×M+1) clock cycles, one of the digital signals from a corresponding one of first to M-th ADC with the digital signal from the reference ADC in a predetermined order of the first to M-th ADC, and generates a compensation control signal based on the comparison result for supply to the corresponding ADC. |
| US08587458B2 |
Unpacking a variable number of data bits
Unpacking a variable number of data bits is provided. A structure includes an input port operable to receive one or more input data units including a plurality of packed bits of data, each of the one or more input data units including a header and a payload, the header including a predetermined number of bits and identifying a format of the payload and a length of the payload, and the payload including a variable number of bits. The structure further includes a circuit operable to identify and unpack the one or more input data units based on the header and the payload of each of the one or more input data units. The structure further includes an output port operable to transmit one or more output data units including the unpacked one or more input data units, once per clock cycle. |
| US08587455B2 |
Localisation of vehicle or mobile objects based on embedded RFID tags
An RFID system for determining the location of a vehicle or mobile object that passes thereover is presented. The system comprises a tag arrangement having at least one tag where the arrangement having a width of between approximately 0.5 m and 2 m. |
| US08587452B2 |
Time coordinated energy monitoring system utilizing communications links
A method, system and device for synchronizing a time period over which energy measurements are accumulated for an energy monitoring system including a plurality of energy monitoring devices is described. The method comprises transmitting a first radio frequency packet from a time reference device via at least a first and a second of the plurality of energy monitoring devices to a third of the plurality of energy monitoring devices. The method further comprises adjusting a time register within the third energy monitoring device based on the reception of the packet. The method further comprises accumulating a measure of energy consumption by the third energy monitoring device of a load coupled with the third energy monitoring device. The method further comprises transmitting the measure of energy consumption from the third energy monitoring device via at least a fourth and a fifth of the plurality of energy monitoring devices to a data aggregation device. The method further comprises identifying by the data aggregation device an aggregate measure of energy consumption consumed by the load over the time period. |
| US08587449B2 |
Wide viewing angle indicators for network devices
A network device and method for improving performance monitoring capabilities using wide view angle indicators are disclosed. A network device, in one embodiment, includes a first plate, a second plate, and a light source. The first plate has multiple performance indicators situated at a side of the network device. The second plate has multiple performance indicators wherein the second plate is situated at a surface having a predefined angle with respect to the first plate. The light source, which includes at least one light emitting diode (“LED”) and optical element(s), is capable of generating two illuminating beams. The first illuminating beam illuminates a portion of device performance viewable from the first plate and the second illuminating beam illuminates a first portion of device performance viewable from the second plate. |
| US08587440B2 |
Method and system for monitoring driver
A method and system for monitoring a driver is disclosed. Firstly, an inner cabin image of a vehicle's cabin is continuously captured. Next, a face detection of a driver for the inner cabin image is performed to obtain a face detection result. Next, the inner cabin image and the face detection result corresponding to the inner cabin image are stored. When the system observes that either the face of the driver is not detected or the face is not shown within a reasonable face region of at least two continuous inner cabin images according to each face detection result, the system outputs a warning signal to alert the driver. The invention determines a driving state of a driver in a cabin with a method of analyzing a position of a face or a head and using an image extractor having large capture range and a low resolution. |
| US08587437B2 |
Wireless hand hygiene monitoring system
A method and mobile electronic device for monitoring hand hygiene policy compliance is provided. The device comprises a radio transceiver and is configured to detect proximity to base stations by measuring radio signal strength from the base stations and to communicate the proximity information to a central computer via the radio transceiver and to receive notification of compliance or non-compliance with the hand hygiene policy from the central computer. The central computer determines compliance by tracking the location of device in relation to the base stations and monitoring hand hygiene events reported by hand hygiene base stations. |
| US08587436B2 |
System and method for providing secure identification solutions
The present invention provides a method and system for verifying and tracking identification information. In an embodiment of the invention, a system for delivering security solutions is provided that includes at least one of the following: a radio frequency (RF) identification device, an identification mechanism (e.g., a card, sticker), and an RF reader. |
| US08587434B2 |
Near-field communication apparatus and associated method
A near-field communication apparatus comprises an antenna, a signal processing circuit, a storage unit and a signal transmission interface. The antenna receives and transmits a wireless signal transmitted from and to a reader. The signal processing circuit, comprising a first port, a second port and a third port, generate a mapping data, wherein the first port is coupled to the antenna. The storage unit, coupled to the second port, comprises a predetermined memory area for storing the mapping data by the signal processing circuit. And the signal transmission interface, coupled or directly connected to the third port, for receiving an external signal and mapping the external signal to the mapping data by the signal processing circuit. |
| US08587433B2 |
Product administration system
According to the product administration system of the present embodiment, the radio tag having the acceleration sensor and the inquiry unit for communication with the radio tag are provided, the inquiry unit sets a direction of acceleration and a threshold value of the acceleration in the direction in the radio tag by communication, and the set radio tag responds to an inquiry from the inquiry unit when it exceeds the threshold value. |
| US08587428B2 |
System for protecting underground utilities and preventing damages
The present invention relates to a system for protecting underground utilities and preventing damages which can be easily manufactured, carried, installed, and removed, and can minimize breakage of underground utilities and danger of an accident due to the breakage, by transmitting direct warning through light or sound in response to pressure applied over a predetermined level, or by transmitting a dangerous situation to an underground utilities management server. |
| US08587423B2 |
Systems and methods for providing driver shift aids
Systems and methods for displaying a driver shift aid are disclosed. In one aspect, an electronic control unit causes a shift indicator to be presented if a need for a shift is detected and vehicle performance after the shift would not be unduly impacted. If the vehicle operator follows the guidance of the shift indicator, vehicle fuel efficiency may be improved while vehicle performance remains adequate. In one aspect, a different indicator may be displayed to prompt the vehicle operator to shift either one gear or two gears. |
| US08587421B2 |
In-vehicle emergency report apparatus
When determining a collision possibility of a vehicle while an emergency report is not being executed, an in-vehicle emergency report apparatus secures a wireless communications resource by one of the following: (i) Rejecting a connection request for connecting a wireless communications link from a navigation system to a wireless communications device in respect of another use other than an emergency report; (ii) Disconnecting the wireless communications link connected by the wireless communications device according to a connection request from the navigation system in respect of another use other than an emergency report; (iii) Notifying the navigation system of prohibition of connecting the wireless communications link by the wireless communications device in another use other than an emergency report; and (iv) Restricting a connection band of the wireless communications link in the wireless communications device in respect of another use other than an emergency report from the navigation system. |
| US08587420B2 |
Unified vehicle parameters
Data flow from a vehicle telematics device to a remote host, rationalized regardless of the source of the data and its format. Disclosed is a method to unify and process data from multiple sources into singular information for use within the telematics device for vehicle usage data, driver performance, and location data. |
| US08587417B2 |
Systems and methods for mapping message contents to virtual physical properties for vibrotactile messaging
Systems and methods for mapping message contents to virtual physical properties for vibrotactile messaging are disclosed. For example, one disclosed method includes the steps of receiving a sensor signal from a sensor, the sensor configured to detect an interaction with a messaging device, determining a virtual physical property of a virtual message object based at least in part on the sensor signal, determining a haptic effect based at least in part on the virtual physical parameter; and generating a haptic signal configured to cause an actuator to output the haptic effect. |
| US08587412B2 |
Methods, systems, and products for discovering electronic devices
Methods, systems, and products are disclosed for controlling an electronic device. A query is received at a remote control interface. A response to the query is determined. A random response interval of time is determined according to a collision avoidance mechanism. When the random response interval of time expires, then the response to the query is sent. |
| US08587410B2 |
System and method for operating RFID devices
This invention provides a system for operating RFID tags on a single-use connector. The system includes: a first single-use connector configured to receive a first RFID tag and a second single-use connector configured to receive a second RFID tag. The invention also includes a reader placed close to the first RFID tag and the second RFID tag. The reader is configured to: determine if the first RFID tag and the second RFID tag are gamma sterilized; determine if the first RFID tag and the second RFID tag were previously used; determine if the first RFID tag and the second RFID tag are authentic; and determine if the first RFID tag matches with the second RFID tag. |
| US08587408B1 |
Registered 3-D optical thinfilm for remote identification
An item identification method includes providing a layer of material having an array of zones thereon. The array of zones on the layer is interrogated with a transmitted optical light beam. Light reflected by the array of zones is received. The light is reflected in a pattern that represents a code. At least one value of the code provided by the reflected light is determined. |
| US08587405B2 |
Electronic access control device
An electronic access control device is disclosed comprising two microprocessors. The first microprocessor receives a wirelessly transmitted that is compared to a stored access code. If those two codes match, the first microprocessor transmits a special communication code to the second microprocessor. The second microprocessor opens the lock if the transmitted communication code matches a stored communication code. |
| US08587401B2 |
Fuse
A fuse includes an upper shell, a lower shell and a cavity formed by the upper shell and the lower shell; first and second conductors which are respectively disposed between the upper shell and the lower shell. The first ends of each conductors are disposed in the cavity and form a clearance. The second ends of the conductors extend out from the cavity. A conductive bar is welded to the first and second conductors to form a first weld line and a second weld line. |
| US08587396B2 |
Electronic device and retaining mechanism for retaining a magnetic element of the electronic device
An electronic device includes a magnetic switch, a magnetic element for actuating the magnetic switch to send a control signal to an electronic element module, and a retaining mechanism for retaining the magnetic element at a housing. The retaining mechanism includes a retaining casing, a connecting member, and a blocking member. The retaining casing is disposed on and cooperates with the housing to define a receiving space to receive the magnetic element, and has an opening in spatial communication with the receiving space. The blocking member is connected to the housing by the connecting member and is adjacent to the opening to prevent removal of the magnetic element from the receiving space through the opening. |
| US08587395B2 |
Rotary encoder switch with pull function tactile feedback and positive stop
A rotary encoder switch assembly includes a panel having a hole that is defined at least partially through the panel, a recess that is formed along a circumference of the hole, and a bearing surface that is defined either on or adjacent the hole of the panel; a rotary encoder switch, which defines a bearing surface, that is mounted to the hole of the panel such that the encoder switch is configured to translate with respect to the panel, and rotate with respect to the panel until the bearing surface of the rotary encoder switch bears on the bearing surface of the panel; and a spring-loaded plunger that engages with the recess of the panel to provide tactile feedback to a user of the rotary encoder switch assembly when the spring-loaded plunger engages with the recess of the panel. |
| US08587389B2 |
Electronic device
The branching filter has the piezoelectric substrate having the main surface on which there are formed a transmission filter, which includes an input electrode and an antenna electrode, and a reception filter, which includes an output electrodes and the antenna electrode. The branching filter also has the mounting substrate having, on a first main surface, a first electrode group that is connected to the transmission filter and reception filter and that is formed symmetrical with respect to a line when viewed from the above, and also having, on a second main surface locating on the opposite side to the first main surface, a second electrode group that is connected to the circuit interconnects of an external circuit board and that is formed symmetrical with respect to a line when viewed from the above. |
| US08587388B2 |
Multi-section velocity compensated microstrip directional coupler
A directional coupler having (a) a first coupled microstrip section having a first terminus (T1) and a second terminus (T2), (b) a second coupled microstrip section having a first terminus at T2 and a second terminus (T3), and (c) a first phase-velocity-compensating capacitor connected across the conductors of the microstrip sections at T2 is disclosed. The coupler also may include a second phase-velocity-compensating capacitor connected at T1, and a third phase-velocity compensating capacitor connected across the conductors at T3. |
| US08587383B2 |
Measuring bias temperature instability induced ring oscillator frequency degradation
A method establishes an initial voltage in a ring oscillator and a logic circuit of an integrated circuit device. Following this, the method enables the operating state of the ring oscillator. After enabling the operating state of the ring oscillator, the method steps up to a stressing voltage in the ring oscillator. The initial voltage is approximately one-half the stressing voltage. The stressing voltage creates operating-level stress within the ring oscillator. The method measures the operating-level frequency within the ring oscillator using an oscilloscope (after stepping up to the stressing voltage). |
| US08587381B1 |
Even order distortion cancellation in single-ended input, differential output amplifiers using feed-back
An amplifier and a method are provided for converting a single ended signal to an amplified differential signal. The amplifier comprises an input configured to receive a single ended signal, a differential amplifier that outputs an amplified differential signal based on the single ended signal, and a compensator coupled to the differential amplifier and configured to inject an adjusted distortion compensating signal based on the even order distortion signal to compensate for a distortion in the amplified differential signal. The method comprises receiving a single ended signal, converting the single ended signal to an amplified differential signal, and generating a distortion compensating signal to substantially cancel an even order distortion signal injected to the differential signal by the converting. |
| US08587378B2 |
Analog pre-distortion linearizer
An analog pre-distortion linearizer having predetermined gain and phase characteristics as a function of input RF signal power is disclosed. The linearizer comprises a core circuit comprising an input terminal configured to receive an input RF signal; an output terminal configured to provide a processed version of that signal; a transistor having a gate, a drain, and a source; and a feedback circuit, presenting an impedance at the frequency of the RF signal, connected to the transistor. The gate is connected to the input terminal and the drain is connected to the output terminal. First and second dc bias voltages applied to the gate and drain respectively cause the transistor to operate at a quiescent bias point in a saturated region of the transistor I-V plane. The quiescent bias point and the impedance are selected such that the linearizer has the predetermined gain and phase characteristics. |
| US08587371B2 |
Electric circuit for reducing energy consumption
A system and method for improving the efficiency of an electrical circuit includes an electrical circuit including a first capacitor having a first and second terminal, and a second capacitor having a first and second terminal. A first resistor is connected to the first terminal of the first capacitor and a first terminal of the second capacitor. A second resistor is connected to a second terminal of the first capacitor and the second terminal of the second capacitor. A rheostat is connected to the first terminal of the first capacitor. A Zener diode is connected to the rheostat and the second terminal of the second capacitor. In some implementations, a power source is connected across at least one of the first terminal of the first capacitor and the first terminal of the second capacitor and the second terminal of the first capacitor and the second terminal of the second capacitor. |
| US08587366B2 |
Semiconductor device
A semiconductor device includes: a unit configured to, in a period before power up, compare a voltage obtained by dividing a voltage of a first voltage node at a first division ratio with a voltage obtained by dividing a voltage of a second voltage node at a second division ratio and determine whether to activate an enable signal according to a result of the comparison; and a voltage driving unit configured to increase the voltage of the second voltage node when the enable signal is activated in the period before power up. |
| US08587365B1 |
Substrate bias feedback scheme to reduce chip leakage power
Disclosed is an improved substrate bias feedback circuit, and a method for operating the same. |
| US08587360B2 |
Level-shifter circuit using low-voltage transistors
A level-shifter circuit may include a pair of inputs which receive a first and a second low-voltage phase signal having a first voltage dynamic with a first maximum value. The level-shifter circuit may also include a pair of outputs which supply a first high-voltage phase signal and a second high-voltage phase signal, level-shifted with respect to the low-voltage signals and having a second voltage dynamic with a second maximum value, higher than the first maximum value. The level-shifter circuit may further include transfer transistors coupled between one of a first reference terminal and a second reference terminal, which are set at one of a first reference voltage and a second reference voltage, and the first output or second output. Protection elements may be coupled to a respective transfer transistor to protect from overvoltages between at least one of the corresponding conduction terminals and control terminals. |
| US08587358B2 |
Semiconductor integrated circuit including variable resistor circuit
Provided is a semiconductor integrated circuit including a variable resistor circuit of the small layout area, which is free from an error in resistance caused by ON-state resistances of switch elements for trimming, and is also free from power supply voltage dependence and temperature dependence. The semiconductor integrated circuit including a variable resistor circuit includes: a resistor circuit including a plurality of series-connected resistors; a selection circuit including a plurality of switch elements for selecting a connected number of the plurality of series-connected resistors; and a control circuit for controlling ON-state resistances of the plurality of switch elements. The control circuit controls the ON-state resistances of the plurality of switch elements so as to obtain a predetermined ratio to a resistance of the plurality of series-connected resistors of the resistor circuit. |
| US08587353B2 |
Frequency synthesizer
The present invention discloses a frequency synthesizer. The frequency synthesizer includes a delay unit, for receiving a reference signal and delaying the reference signal according to a delay parameter, so as to generate a delay reference signal; a phase-locked loop, for generating an output signal according to the delay reference signal and a feedback frequency dividing signal; a control unit, for generating the delay parameter and a frequency dividing parameter according to a target magnification factor; and a frequency divider, for dividing the frequency of the output signal according to the frequency dividing parameter. |
| US08587351B1 |
Method for synchronizing sampling to sinusoidal inputs
A method for synchronizing input sampling to desired phase angles of sinusoidal signals including determining a delay time period for converging a next sample point to a next desired phase angle based on a phase error value. |
| US08587350B2 |
Clock generation system
A clock generation system for deriving a second clock signal from a first clock signal with a predetermined clock frequency ratio, where the first clock frequency is divided by a first integer, the second clock signal is divided by a second integer, an error signal is generated by comparing the division results, a voltage-controlled oscillator is controlled in dependence on said error signal to generate the second clock signal, and a switch is provided for alternately switching each of the clock signals to a single frequency divider or for alternately switching one of the clock signals to one of two frequency dividers and simultaneously switching the other one of the clock signals to the other one of the two frequency dividers to eliminate errors that may result from processing the two clock signals in different circuit sections. |
| US08587347B2 |
Gate driving circuit and display apparatus having the same
A gate driving circuit includes a pull-up control part, a pull-up part, a carry part, a first pull-down part and a second pull-down part. The pull-up control part applies a carry signal from a previous stage to a first node. The pull-up part outputs an N-th gate output signal based on a clock signal. The carry part outputs an N-th carry signal based on the clock signal in response to the signal applied to the first node. The first pull-down part includes a plurality of transistors connected to each other in series. The first pull-down part pulls down a signal at the first node to a second off voltage in response to a carry signal of a next stage. The second pull-down part pulls down the N-th gate output signal to a first off voltage in response to the carry signal of the next stage. |
| US08587345B2 |
Device for detecting pulsed signals with improved sensitivity
A device for detecting non-phase-modulated pulsed signals includes at least one amplifier receiving a radiofrequency signal, and restoring at least one first signal representative of the envelope of the input signal, and a second normalized signal, characterized in that a module for estimating the stability of the phase includes means for estimating the phase of the radiofrequency signal, and means for evaluating the temporal stability of the phase, the presence of a characteristic pulse being detected if the phase is stable according to determined criteria. |
| US08587337B1 |
Method and apparatus for capturing and synchronizing data
An embodiment of a technique to capture and locally synchronize data is disclosed. The technique includes receiving first and second signals through a first interface, and receiving a third signal through a second interface where the third signal is unsynchronized with respect to the second signal. The technique further includes detecting a first phase difference between the second and third signals, and generating a fourth signal in a manner so that a second phase difference between the fourth signal and one of the second or third signals is a function of the first phase difference. In addition, the technique includes storing a state of the first signal in response to the fourth signal, and thereafter supplying the stored state of the first signal to the second interface. |
| US08587335B2 |
Methods for providing proper impedance matching during radio-frequency testing
Wireless electronic devices may include a transceiver, an antenna resonating element coupled to the transceiver via a transmission line path, transceiver and antenna impedance matching circuits, and other circuitry. The transceiver and the impedance matching circuits may be formed on a first substrate. The antenna resonating element may be formed using a second substrate. The antenna resonating element may be decoupled from the first substrate during testing. First and second sets of test points may be formed at first and second locations long the transmission line path. During testing, a test probe may mate with the first set of test points, whereas an impedance adjustment circuit that serves to electrically isolate the antenna impedance matching circuit from the transceiver may mate with the second set of test points. The impedance adjustment circuit need not be used if the antenna impedance matching circuit is decoupled from the transceiver during testing. |
| US08587333B2 |
Probe and method of manufacturing probe
A probe used for electrical measurement includes first and second internal electrically-conductive parts; first and second terminal contact parts configured to contact first and second external electrode terminals, respectively; first and second spring parts each having a meandering pattern; a housing part configured to surround the first and second internal electrically-conductive parts. The first internal electrically-conductive part, the first terminal contact part, the first spring part, the housing part, the second spring part, the second terminal contact part, and the second internal electrically-conductive part are successively connected in a single metal plate from a first end to a second end thereof. The first and second terminal contact parts are in first and second bent portions, respectively, of the single metal plate. The first and second internal electrically-conductive parts are configured to contact each other at the time of performing the electrical measurement. |
| US08587332B2 |
Electronic protection module
An electronic protection module adapted for an electronic device to protection information read and stored in a signal reading element. The electronic protection module includes a circuit board, a first loop, a cover, a first flexible circuit board with a second loop, a second flexible circuit board with a third loop, electrical conductor(s) and conductive element(s). When one of the first loop, second loop and the third loop is disconnected, the signal reading element will be disconnected and lose the information, thereby preventing information leak from the electronic device. The electronic device may be a card reader capable of reading a barcode type, magnetic strip type or chip type of a financial card, credit card or personal identity card. |
| US08587328B2 |
Automatic characterization of an actuator based on capacitance measurement
An apparatus and method for determining characterizing attributes of an actuator is provided. An actuator may be moved to a maximum capacitance position. At the maximum capacitance position, an initial measurement of the actuator capacitance is made. The actuator is moved a predetermined increment toward a first extreme position, and the actuator capacitance is again measured. If the capacitance changed by a threshold amount, the signal preceding the signal that caused the actuator to move is recorded as an approximate response curve end point, or the first extreme position. The actuator is again moved a predetermined increment toward a second extreme position. After each move, the capacitance is measured. If it is determined the capacitance did change by a threshold amount from the previously measured capacitance, the signal related to the previously measured capacitance is recorded as an approximate response curve end point, or the second extreme position. |
| US08587326B2 |
Method for energy-saving operation of a magneto-inductive flow measuring device
A method for operating a magneto-inductive flow measuring device having a measuring tube, wherein an at least partially electrically-conductive measured material flows through the measuring tube. For determining flow, there is produced by means of at least one coil arrangement a clocked magnetic field, which at least partially passes through the measured material, wherein the magnetic field is produced by an exciter current, which flows through the coil arrangement. The magnetic field is operated with at least a first clocking, wherein, in a case in which the coil arrangement is free of exciter current, an electrical potential difference is sensed between the measured material and a reference potential by means of at least a first measuring electrode communicating with the measured material. The potential difference is compared with a predetermined reference value, and, in the case of a deviation of the potential difference from the reference value which lies within a predetermined threshold value, the magnetic field for determining flow is operated with at least a second clocking, reduced compared to the first clocking. |
| US08587323B2 |
Method for diagnosing an electrical connection, and output assembly
A output assembly and method for diagnosing an electrical connection for reliably identifying a possible wire break to a load in redundantly connected output assemblies in which a control device for operating a switching device is configured such that the control device subjects the measured value to a test criterion, wherein satisfaction of the test criterion initially noted in the output assembly as a diagnosis fault, and the test criterion is applied cyclically within a time period comprising a waiting time, and wherein another output assembly performs a switch-off test during this time, thus allowing a statement to be made as to whether a wire break is present. |
| US08587321B2 |
System and method for current-based plasma excursion detection
A system and method for the detection of plasma excursions, such as arcs, micro-arcs, or other plasma instability, during plasma processing by directly monitoring RF current just prior to reaching an RF power electrode of a plasma processing chamber is provided. The monitored RF current may be converted to an RF voltage and then passed through a succession of analog filters and amplifiers to provide a plasma excursion signal. The plasma excursion signal is compared to a preset value, and at points where the plasma excursion signal exceeds the preset value, an alarm signal is generated. The alarm signal is then fed back into a system controller so that an operator can be alerted and/or the processing system can be shut down. In one embodiment, the RF current amplified and converted to a digital signal for digital filtering and processing. In certain embodiments, multiple processing regions can be monitored by a single detection control unit. |
| US08587320B2 |
System and method for testing a secondary servo control circuit in a redundant control configuration
A system, apparatus and method are provided for testing a secondary servo control circuit in a redundant control configuration. A first circuit is configured to receive a control signal and to control an attribute of an actuator based on the control signal using a first control input of the actuator. A second circuit is configured to test operation of an actuator circuit using a test signal. The actuator circuit includes at least part of the second circuit and a second control input of the actuator. The test signal is selected to avoid causing independent motion of the actuator. The actuator could be a dual coil servo valve, and the test signal could be a current (such as a DC current, an AC current, or a pulsed current) having a magnitude less than a bias current of the actuator. |
| US08587317B2 |
Detecting device and detecting method for monitoring battery module
A detecting device and a detecting method for monitoring a battery module are provided. The battery module is electrically connected to a load and includes a first battery unit, a second battery unit and a connecting device. The connecting device connects the positive electrode of the first battery unit to the negative electrode of the second battery unit. The detecting device includes a shunt, a voltage detecting module and a control module. The shunt is serial connected between the battery module and the load to measures the load current. The voltage detecting module measures the voltage difference across the connecting device between the positive electrode and the negative electrode. The control module computes the equivalent resistance across the connecting device between the positive electrode and the negative electrode according to the load current and the voltage difference. Therefore, the hazard caused by aging of the electric circuit can be prevented by monitoring the equivalent resistance, which infers the change of the assembly quality. |
| US08587306B2 |
Magnetic resonance imaging apparatus and multi-contrast acquiring method
The contrast of an image obtained by using a multi-echo sequence with hybrid-radial sampling is improved by dividing echo signal groups of one or more blocks measured by executing the imaging using the multi-echo sequence, into a plurality of partial echo signal groups, each of which is used to reconstruct an image with different contrast from each other. |
| US08587304B2 |
Optical atomic magnetometer
An optical atomic magnetometers is provided operating on the principles of nonlinear magneto-optical rotation. An atomic vapor is optically pumped using linearly polarized modulated light. The vapor is then probed using a non-modulated linearly polarized light beam. The resulting modulation in polarization angle of the probe light is detected and used in a feedback loop to induce self-oscillation at the resonant frequency. |
| US08587301B2 |
Method for operating a metal detection system and metal detection system
A method for operating a metal detection system that comprises a balanced coil system. One embodiment of the method comprises: determining the phase and magnitude of related signals at least for a first metal contaminant for at least two transmitter frequencies and for at least two particle sizes of the first metal contaminant; determining the phase and magnitude of the related signal for a specific product for the at least two transmitter frequencies; comparing information established at least for the first metal contaminant and the information established for the product; determining a transmitter frequency with which signal components of smallest sized particles of the at least first metal contaminant differ sufficiently or most in phase and amplitude from the phase and amplitude of the product signal; and selecting the transmitter frequency for measuring the product. A metal detection apparatus adapted to operate according to an exemplary method is also provided. |
| US08587300B2 |
Magneto-impedance sensor element and method for producing the same
An MI sensor element 1 includes a substrate 4 formed of a non-magnetic material, a plurality of magneto-sensitive bodies 2, and a plurality of detecting coils 3. The plurality of magneto-sensitive bodies 2 are formed of an amorphous material, and are fixed on the substrate 4, and are electrically connected to each other. The detecting coils 3 are wound around each of the magneto-sensitive bodies 2, and are electrically connected to each other. The MI sensor element 1 outputs a voltage corresponding to a magnetic field strength acting on the magneto-sensitive bodies 2 from the detecting coil 3 by flowing a pulse current or a high-frequency current to the magneto-sensitive body 2. The plurality of magneto-sensitive bodies 2 are formed by fixing one amorphous wire 20 on the substrate 4, and then cutting the wire. |
| US08587297B2 |
Integrated circuit including sensor having injection molded magnetic material
An integrated circuit includes a magnetic field sensor and an injection molded magnetic material enclosing at least a portion of the magnetic field sensor. |
| US08587293B2 |
Coil position detection
A simple position determination is enabled by a device and a method to determine the position of a local coil in a magnetic resonance apparatus, wherein at least one signal emitted by at least one transmission coil is received by the local coil and is evaluated with a position determination device in order to determine the position of the local coil. |
| US08587286B2 |
Regulator circuit and RFID tag including the same in wireless communication to improve noise margin
One object of the present invention is to provide a regulator circuit with an improved noise margin. In a regulator circuit including a bias circuit generating a reference voltage on the basis of the potential difference between a first power supply terminal and a second power supply terminal, and a voltage regulator outputting a potential to an output terminal on the basis of a reference potential input from the bias circuit, a bypass capacitor is provided between a power supply terminal and a node to which a gate of a transistor included in the bias circuit is connected. |
| US08587283B2 |
DC-DC voltage converter system with a high-efficiency pulse-skip operational mode
DC-DC voltage converter systems are provided in which a switching voltage converter is arranged with an inductor to switch first and second currents with duty cycles D and D′ determined by an error voltage Verr to thereby maintain an output voltage Vout. A transconductance amplifier having an amplifier output provides the error voltage Verr in response to the output voltage and a reference voltage Vref. A ripple current Irpl is provided to the amplifier output in response to the difference between the error voltage Verr and a clamp voltage Vclmp. Finally, a current comparator generates a skip signal to turn off the first and second currents in response to a selected threshold of the ripple current. In this process, the ripple current Irpl substantially clamps the error voltage Verr to the clamp voltage Vclmp. Preferably, the current comparator is arranged to provide the skip signal in response to the selected first threshold of the ripple current Irpl and retract the skip signal in response to a selected second threshold of the ripple current Irpl. |
| US08587275B2 |
Instantaneous average current measurement method
Circuitry and method for providing a signal indicative of instances of conduction of average inductor current in a DC-to-DC voltage converter. Such signal identifies a time when the instantaneous average current being conducted by the inductor in a DC-to-DC voltage converter can be measured by providing a signal edge approximately halfway through one of the increasing and decreasing current conduction intervals of the inductor. |
| US08587274B2 |
Feedback control of a DC/DC power converter
A current mode power conversion system and method are described that provide a stable output voltage and a maximum-limited output current to a load. The system comprises: a feedback control linearly operable so as to control the output voltage across the load during constant load conditions, and non-linearly operable so as to control the output voltage across the load during certain detected changes in load conditions above a predetermined threshold so as to speed up the transient response of the power conversion system. |
| US08587273B2 |
Voltage generator having pull-up circuit and pull-down circuit
A voltage generator includes a controllable voltage divider, a pull-up circuit and a first pull-down circuit. The controllable voltage divider is utilized for generating an output voltage at an output node of the controllable voltage divider according to a first reference voltage, a second reference voltage, and a control signal, wherein the second reference voltage is lower than the first reference voltage. The pull-up circuit is coupled to the output node of the controllable voltage divider and the first reference voltage, and is utilized for selectively connecting the first reference voltage to the output node of the controllable voltage divider. The first pull-down circuit is coupled to the output node of the controllable voltage divider and the second reference voltage, and is utilized for selectively connecting the second reference voltage to the output node of the controllable voltage divider. |
| US08587266B2 |
Synchronous regulation circuit for turn-on and turn-off phase angle of the AC voltage
The present invention provides a synchronous regulation circuit for turn-on and turn-off phase angle of the AC voltage, wherein a solid switch unit is installed between an AC power source and a load, and a phase angle regulation circuit is utilized to synchronously regulate both of the turn-on phase angle and turn-off phase angle of the solid switch unit, so that the sine waveform voltage of the AC power source can be kept to output in symmetrical waveforms within the range in which the turn-on and turn-off phase angles being synchronously regulated. |
| US08587264B2 |
System, method and apparatus to automatically detect a type of a variable output DC power source
A method includes coupling a variable output DC power source to power control circuitry, and detecting a type of the variable output DC power source in response to the coupling operation. In one embodiment, the detecting operation may include sending an interrogation signal from the power control circuitry to the variable output DC power source, and evaluating a response to the interrogation signal to determine the type of said variable output DC power source. Power control circuitry may include source type recognition circuitry configured to detect a type of a variable output DC power source in response to a coupling of the variable output DC power source to the power control circuitry. |
| US08587262B2 |
Assembled battery monitoring apparatus, method for detecting wiring disconnection of assembled battery, and assembled battery system
An assembled battery monitoring device that detects presence of disconnection in wiring pulled from an assembled battery in which a plurality of electric cells are connected in series. The electric cells are connected respectively in parallel to auxiliary current channels each having a setting resistance value, and the presence of the disconnection in the wiring is detected based on a detection voltage when the switching device for auxiliary current channel is turned to the closed state. |
| US08587259B2 |
Method of estimating temperature of battery
The present invention relates to a temperature estimating method of a battery. A predetermined module of a battery is equipped with a temperature sensor and a current/voltage sensor(s). Whether the battery deteriorates can be determined by using the measured temperature, current, and voltage. |
| US08587250B2 |
Apparatus and method for rotating-sensor-less identification of magneto-mechanical parameters of an AC synchronous motor
A method for the identification without a shaft encoder of magnetomechanical characteristic quantities, in particular the mass moment of inertia J and the permanent magnetic flux ψPM between rotor and stator of a three-phase synchronous motor, comprising:—constant voltage supply U1d in the d flux axial direction;—test signal voltage supply U1q in the q transverse flux axial direction;—measuring signal current measuring I1q of the q transverse flux axial direction;—identification of magnetomechanical characteristic quantities of the synchronous motor on the basis of the test signal voltage U1q and of the measuring signal current I1q; whereby the rotor can execute deflection movements with pre-definable maximal amplitudes. Method use also for control of electrical drives. An identification apparatus for determination of magnetomechanical characteristic quantities (79) of a synchronous motor (09) that also relates to a motor control device, whereby the identified characteristic quantities can be used for the determination, optimization and monitoring of a motor control. |
| US08587246B2 |
System and method for estimating electrical current in motor control circuits to improve performance and diagnostic capability
An error condition detection circuit coupled to the motor control circuit reports an error condition when actual motor operation deviates from predetermined desired motor operation. An overcurrent threshold comparator compares motor current with a threshold data value stored in a data storage register, and sets an overcurrent flag when the motor current exceeds the threshold. A current interrogation processor monitors the reported error condition and is programmed to respond to the error condition by iteratively reading the overcurrent flag and decrementing the overcurrent threshold data value by a predetermined decrement amount until the overcurrent flag becomes set. The current interrogation processor is further programmed to report the overcurrent threshold data value extant at the time the flag becomes set as an estimate of electric current. |
| US08587243B2 |
Drive control system
A rotary breaker that interrupts a transmission of a driving force from a motor to a drive mechanism unit is provided between the motor having a permanent magnet incorporated therein and the drive mechanism unit of an electric vehicle. A second controller controls the rotary breaker based on operation states of a power converting unit that has a power converter that drives the motor by converting a direct-current voltage or an alternate-current voltage into an alternate-current voltage with an arbitrary frequency and a first controller that controls the power converter, operation states of the motor and the rotary breaker, and an operation state of the second controller itself. |
| US08587242B2 |
Automated shade control system
Automated shade systems comprise motorized window coverings, sensors, and controllers that use algorithms to control operation of the automated shade control system. These algorithms may include information such as: 3-D models of a building and surrounding structures, shadow information, reflectance information, lighting and radiation information, ASHRAE clear sky algorithms, log information related to manual overrides, occupant preference information, motion information, real-time sky conditions, solar radiation on a building, a total foot-candle load on a structure, brightness overrides, actual and/or calculated BTU load, time-of-year information, and microclimate analysis. |
| US08587240B2 |
Operationally dependent filtering for soft starter current measurements
A system and method for optimizing current filtering in a motor soft starter is disclosed. A motor soft starter includes a circuit having an input connectable to an AC source and an output connectable to an input terminal of an AC motor, with the circuit being operable in a ramping mode and a bypass mode so as to control current flow and terminal voltages in the AC motor. The soft starter includes a controller connected to the circuit to control operation thereof, with the controller including a configurable current filter. The controller determines a current of an AC power provided to the input terminal of the AC motor from the soft starter, identifies a present operational mode of the soft starter as being one of the ramping mode and the bypass mode, and performs filtering on the determined current based on the present operational mode of the soft starter. |
| US08587239B2 |
Apparatus and method for sensorless identification of rotating electrical equivalent circuit parameters of a three-phase asynchronous motor
Identification of electrical equivalent circuit parameters (15) of a three-phase asynchronous motor (09) without a shaft encoder. The method comprises—Assumption of a standstill position of the rotor (11);—Equidirectional test signal infeed U1α, U1β in α and β in the stator axis direction of the asynchronous motor (09);—Measuring of a measuring signal I1α, I1β of the α and β axial direction of the asynchronous motor (09); and—Identification of equivalent circuit parameters of the asynchronous motor (09) on the basis of the test signal voltages U1α, U1β and of the measuring signal currents I1α, I1β; whereby the test signal feed allows the rotor (11) to remain torque-free. Determination of equivalent circuit parameters (15) of an asynchronous motor (09) as well relates to a motor control device (35), whereby the identified equivalent circuit parameters (15) can be used for the determination, optimization and monitoring of a motor control and for control of electrical drives. |
| US08587238B2 |
System for operating DC motors and power converters
A system is disclosed for driving a DC motor (15) under conditions of a controlled average current. An inductive element may be arranged for connection in series with the DC motor. A switch (14) is preferably coupled to the inductive element for connecting and disconnecting a terminal of the inductive element from the voltage source. A diode may be arranged for connection in parallel with a combination of the inductive element and the DC motor arranged in series, with appropriate polarity so that current circulating through the inductive element circulates through the diode when the switch disconnects the terminal from the voltage source. A capacitor is arranged for connection in parallel with the motor, for limiting a resulting voltage over the motor or for storing charge depending on the embodiment of the invention. A device for measuring a current through the motor is provided, and a device (13) for controlling operation of the switch dependent upon the measured current in the motor is also provided. An airflow apparatus is also disclosed. |
| US08587236B2 |
Motor control device
A motor control device includes: a motor control unit; and a signal output unit, the motor control unit includes: a first control unit configured to estimate a current upper limit value on the basis of the rotation speed of the motor and a current decrease caused by back electromotive force, the first control unit configured to determine a control input corresponding to the estimated current upper limit value, and a second control unit configured to determine a control input to be applied to the motor on the basis of an operation amount of the motor and a target value of the operation amount to control the motor, and in the early period of driving of the motor, the motor is controlled by the first control unit, and in the late period of driving of the motor, the motor is controlled by the second control unit. |
| US08587232B2 |
System and method for aligning a resting rotor to a known position
A system and method are presented for aligning a rotor in a motor. The motor may include the rotor and a plurality of pairs of electromagnets. One or more pairs of electromagnets may be excited at a first excitation level. The one or more pairs of electromagnets may be less than all of the plurality of pairs of electromagnets. The excitation of the one or more pairs of electromagnets may be increased to a second excitation level over a first period of time. The excitation of the one or more pairs of electromagnets may be decreased to a third excitation level over a second period of time. Exciting the one or more pairs of electromagnets, increasing the excitation, and decreasing the excitation may cause the rotor to stop in a known position. |
| US08587231B2 |
Method and system for electronic braking of a motor
A power tool includes a housing, a brushless DC motor housed inside the housing, a power supply, a control unit, and an input unit such as a trigger switch actuated by a user. The control unit controls the commutation of the motor through a series of power switches coupled to the power supply. The control unit initiates electronic braking of the motor after occurrence of a condition in the input unit, such as trigger release or reduced speed, indicative of the power tool shut-down. A mechanism is provided to power the control unit for a predetermined amount of time after the detection of the condition from the input unit in order to complete the electronic braking of the motor. |
| US08587229B2 |
Method and electrical machine for braking a thermal engine of vehicle during the stop phase thereof
A method for braking the thermal engine of an automobile using a multiple-phase rotary electric machine (1) connected to the thermal engine and including a stator and a rotor (4) having at least one excitation winding (41). A shortcut of at least one phase of the multiple-phase rotary machine is included during the stop phase of the thermal engine. The multiple-phase rotary electric machine is capable of braking the thermal engine of an automobile during the stop phase thereof due to the fact that a shortcut is induced, during the stop phase of the thermal engine, of at least one of the phases thereof. |
| US08587227B2 |
Electrostatic ion accelerator arrangement
An arrangement with radiation cooling of the anode, which avoids the need for complex additional cooling measures, is proposed for an electrostatic ion accelerator arrangement in which the thermal power loss which is not negligible occurs at the anode, which is arranged in an ionization chamber, during operation. |
| US08587226B2 |
Driver system and method with cyclic configuration for multiple cold-cathode fluorescent lamps and/or external-electrode fluorescent lamps
System and method for driving a plurality of cold-cathode fluorescent lamps. The system includes a subsystem configured to receive at least a DC voltage and generate a first AC voltage in response to at least the DC voltage, a power converter configured to receive the first AC voltage and convert the first AC voltage to at least a second AC voltage, and a plurality of current balancing devices. Each of the plurality of current balancing devices is configured to receive two currents and balance the two currents. The power converter and the plurality of current balancing devices are capable of being directly or indirectly coupled to a plurality of cold-cathode fluorescent lamps. |
| US08587225B2 |
Floor plan deduction using lighting control and sensing
An apparatus and method of deducing building floor plan information are disclosed. One method includes changing an intensity of light generated from a plurality of lights within a building. A plurality of light sensors senses an intensity of light received from at least one of the plurality of lights. A distance between at least one light sensor and at least one of the plurality of lights is estimated based on the sensed intensity of light. |
| US08587214B2 |
LED module with dedicated color regulation and corresponding method
An LED module for backlighting a screen comprising at least one LED, (LR, LG1, LG2, LB), a sensor device for detecting at least one physical quantity, and a drive device for driving the at least one LED (LR, LG1, LG2, LB) depending on a signal from the sensor device. |
| US08587213B2 |
EL lamp driver with plural outputs
A driver for electroluminescent (EL) lamps is an integrated circuit that includes a first transistor, a second transistor, and an inductor connected in series between the first transistor and the second transistor. The driver also includes at least four output circuits coupled to said inductor for separately driving at least four electroluminescent lamps. The driver further includes memory for storing data representing dimming levels and device addresses. Data is communicated to the driver through a serial interface that recognizes at least one standard protocol. |
| US08587212B2 |
Lighting system, dimming control apparatus and dimming control method
A lighting system, a dimming control apparatus, and a dimming control method are provided. The dimming control apparatus includes a control unit and a dimming driving unit. In response to a dimming command and a number, the control unit decodes the dimming command into a plurality of sub-dimming commands. The dimming driving unit has a plurality of output terminals for coupling to a plurality of lamp modules. According to the sub-dimming commands, the control unit controls the dimming driving unit to output a plurality of dimming driving signals corresponding to the lamp modules to adjust the brightness of each lamp module individually. |
| US08587210B2 |
Electronic ballast for operating at least one discharge lamp
An electronic ballast for operating at least one discharge lamp may include an input having a first and a second input connection for coupling to a DC supply voltage; a load circuit having an output; a constant-current transformer which includes a converter throttle, a converter diode and a converter switch, whereby the converter throttle is coupled serially between the first input connection and the load circuit; an activation circuit which is configured to activate the converter switch during operation with an HF signal; wherein at least one component across which a second voltage which is opposite in phase to the first voltage drops during operation is coupled between the internal and the external reference potential. |
| US08587208B2 |
Multiple strike ballast for electrodeless lamp
A multi-strike ballast to ignite an electrodless lamp is disclosed, and includes an inverter circuit, an output voltage detection circuit (OVDC), and an inverter shutdown circuit. The inverter circuit, upon activation, sends an ignition pulse to the electrodeless lamp. The inverter circuit shut downs upon receiving a deactivation signal, and activates upon receiving an activation signal, triggering another ignition pulse. The OVDC detects an output voltage across the lamp. The inverter shutdown circuit includes a multi-strike diac and receives the detected output voltage. The multi-strike diac breaks upon the output voltage reaching a predetermined level. In response, a deactivation signal is sent to the inverter circuit. The multi-strike diac turns off upon the output voltage falling below the predetermined level. In response, an activation signal is sent to the inverter circuit, triggering a further ignition pulse. The process repeats, providing multiple ignition pulses to the lamp. |
| US08587206B2 |
LED power supply device
An LED power supply device is provided. In the invention, a digital control device and a programmable interface are used to set an output specification of the LED power supply device, such that one smart LED power supply device can be used to supply power to the LED lamps of different specifications. In this way, it is unnecessary to specifically design and test the power supply devices for the LED lamps of different specifications, so that a design and production cycle of the LED power supply devices and costs thereof are greatly reduced. On the other hand, usage of the digital control device avails monitoring and controlling a state of the LED lamp, for example, implementing temperature control, time control, color and luminance control, etc., by which a service life, efficiency and flexibility of the LED lamp are enhanced. |
| US08587204B2 |
Ambience lighting system for a display device and a method of operating such an ambience lighting system
This invention relates to an ambience lighting system for a display device, where light sources are mounted at the periphery or at the rear side of the display device for emitting an ambience light onto a wall behind the display device. An input means receives color information indicating the color of the wall. A processor then adjusts the color of the emitted ambience light to the received color information of the wall such that the light reflected from the wall towards a viewing area of the display device matches the screen colors of the display device. |
| US08587193B2 |
Light-emitting element, light-emitting device and electronic device
The light-emitting element of the present invention includes a light-emitting layer and a layer for controlling movement of carriers between a pair of electrodes. The layer for controlling movement of carriers includes a first organic compound having a carrier transporting property and a second organic compound for reducing the carrier transporting property of the first organic compound, and the second organic compound is dispersed in the first organic compound. The layer for controlling movement of carriers is provided in such a manner, whereby change in carrier balance with time can be suppressed. Therefore, a light-emitting element having a long lifetime can be obtained. |
| US08587189B2 |
Organic light-emitting element, light-emitting apparatus, image forming apparatus, display apparatus, and image pickup apparatus
An organic light-emitting element includes a first electrode, an organic compound layer, and a second electrode on a substrate and emits light from the second electrode side, wherein the second electrode includes a first layer and a second layer in contact with the first layer sequentially from the substrate side, the second layer is a layer comprising Ag, and the first layer is a layer comprising Ag and Cs. |
| US08587186B2 |
Lamp having gas filling
In various embodiments, a lamp is provided. The lamp may include at least one solid light source which is installed on a carrier; an at least partially light-permeable vessel, which encloses the light source and the carrier in a gas-tight manner and a filling gas, which is enclosed in the vessel, wherein the filling gas is a mixture of at least one gas having high thermal conductivity and at least one gas having a different physical property. |
| US08587181B2 |
Piezo-electric actuator drive circuit and piezo-electric actuator device furnished with same
To provide a piezo-electric actuator drive circuit capable of efficiently driving a piezo-electric actuator. The present invention is a piezo-electric actuator drive circuit (3) for driving a piezo-electric actuator (2) in which a drive voltage is applied to polarizing sections (4a, 4b), and includes a high voltage power supply (14), a high-side switching element (16), a low-side switching element (18), and a switching element control circuit (12) for applying a voltage pulse to polarizing sections and driving the piezo-electric actuator by switching between a voltage-applied period in which only the high-side switching element is in a conductive state, a floating period in which both the high-side switching element and the low-side switching element are in a nonconductive state, and a grounded period in which only the low-side switching element is in a conducting state. |
| US08587176B2 |
Salient pole concentrated winding stator for electric motor
A salient pole concentrated winding stator for an electric motor includes an annular stator core and a plurality of coils. The annular stator core includes a plurality of teeth. The plurality of coils are wound around the teeth such as to have different phases on the teeth adjacent in a circumferential direction. Each of the coils includes a first winding end and a second winding end, and at least one of the ends extends across the coil of a different phase. An end portion of the first winding end of one of the coils of the same phase that are adjacent in the circumferential direction is directly joined to an end portion of the second winding end of the other coil to form a joint portion without using an electric-power collection/distribution member. The joint portion is covered with an insulating material. |
| US08587175B2 |
Rotor of rotary electric machine
A rotor of a rotary electric machine includes a rotor core and a plurality of magnetic parts. The rotor core has a plurality of slots provided along a circumferential direction. Each of the slots is separated by a center rib. The plurality of magnetic parts are disposed inside the rotor core along the circumferential direction at a predetermined interval. Each of the magnetic parts has a magnetization direction alternating with each other. Each of the magnetic parts includes a pair of permanent magnets placed inside each of the slots. The rotor core comprises a plurality of through-holes and a reinforcement rib. The plurality of through-holes each extend in an axial direction on an inner circumferential side of each of the magnetic parts. The reinforcement rib is disposed in each of the through-holes and in alignment with a circumferential center line of the center rib. |
| US08587163B2 |
Electric motors and related systems for deployment in a downhole well environment
Electric motors configured for deployment in a downhole well environment are provided. Downhole well pumping systems including an electric motor are also provided. In one example, an electric motor includes a series of at least three magnets, one of the inner and outer two magnets being movable. A supply of alternating current is configured to alternate the polarity of one of the inner and outer two magnets to thereby cause one of the inner and outer two magnets that is movable to reciprocate and provide linear output to drive an operable production device. In another example, two adjacent, stationary magnets and at least one movable magnet are adjacent to one another. A supply of alternating current is coupled to the magnets so as to alternate the polarity of one of the movable and stationary magnets and to thereby to cause reciprocating linear output to drive the operable production device. |
| US08587162B2 |
Actuator and electric toothbrush utilizing same
Disclosed is an actuator that realizes reciprocal rotational motion of an electric toothbrush, for example, without utilizing a drive transmission mechanism that is separate from the drive source. In the actuator, a fixed body (120) has a coil (128) that is disposed around a magnet (160) and faces the magnetic planes with different polarities within the magnet (160) at individual prescribed distances, and an outer yoke (150) that covers the outer periphery of the coil (128). The fixed body (120) rotatably supports a movable body (110), which holds the magnet (160), via a coil spring that is an elastic member (130) made from a wire. An alternating current supplying part (140) supplies an alternating current having roughly the same resonance frequency as that of the fixed body (120) to the coil (128) to cause the movable body (110) to vibrate in a reciprocal rotational motion. The coil spring that is the elastic member (130) uniformly disperses stress generated by the vibration. |
| US08587161B2 |
Moving device as well as a component placement device provided with such a moving device
A moving device comprises at least a first element provided with main magnets and a second element provided with coils. The main magnets are arranged in a grid of rows and columns, wherein main magnets in adjacent rows are oppositely polarised and staggered relative to each other. The coils can be energized for moving the first element relative to the second element in a direction parallel to the rows as well as in a direction parallel to the columns. Auxiliary magnets of the same polarity are disposed between the main magnets at least in a number of rows, wherein the strength of the magnetic field of said auxiliary magnets is different from that of the main magnets. |
| US08587160B2 |
Grid fault ride-through for current source converter-based wind energy conversion systems
Current source converter (CSC) based wind energy power conversion systems (WECS) and methods are presented in which a unified DC link current control scheme is employed to facilitate grid fault ride-through conditions, with a multiple-mode converter control system that combines the power flow control capabilities of the generator-side and grid-side converters, in which transitions between normal operation and fault condition are achieved automatically by monitoring the grid voltage without the need for, or with partial additional ride-through components. |
| US08587158B2 |
Illuminated pushbutton switch with configurable electronic latching features
Within an illuminating pushbutton switch, an electronic latching circuit replaces an electromagnetic holding coil for latching or releasing a state of the illuminated pushbutton switch. The electronic latching circuit includes inputs receiving clock and reset control signals, one or more outputs delivering latch output states, which may include multiple configurable states, and latch logic controlled by the clock and reset control signals and delivering signals maintaining the illuminated pushbutton switch in a predetermined condition depending upon the latch state. The electronic logic circuit fits within the illuminated pushbutton switch housing in space sized to hold one snap action switching device without increase in the length, weight or mounting depth of the illuminated pushbutton switch. |
| US08587155B2 |
Wireless energy transfer using repeater resonators
Described herein are improved configurations for a lighting system with wireless power transfer that includes a source high-Q magnetic resonator coupled to a power source and generating an oscillating magnetic field, at least one device high-Q magnetic resonator configured to convert said oscillating magnetic field to electrical energy used to power a light coupled to the at least one device resonator, and at least one repeater resonator, larger than the device resonator, wherein the repeater resonator is positioned further from the source resonator than the device resonator and improves the power transfer efficiency between the source resonator and the device resonator. |
| US08587149B2 |
Electronic protection unit for automatic circuit breakers and relative process
Electronic protection unit comprising a control unit and a main and auxiliary power supply stage to supply electrical power to said control unit. The auxiliary power supply stage comprises electronic means suitable to generate an auxiliary power supply voltage, in response to a light radiation received in input. In a further aspect, the present invention relates to a process to manage an electronic protection unit of a power line, in emergency condition. |
| US08587144B2 |
Power generator
A power generator assembly (10a) for using kinetic energy from a flowing fluid (12) to generate power. The power generator assembly (10a) includes a blade assembly (14) and a generator (30). The blade assembly (14) has a head end (16) for facing oncoming flowing fluid (12), a tail end (18) spaced from the head end (16) for facing in the direction of flow of the fluid (12), and a rotational axis (20) extending between the head end (16) and the tail end (18). The blade assembly (14) includes a blade arrangement (22) which is arranged in generally helical fashion about the rotational axis (20), and at least one mounting formation (24) connected to the blade arrangement (22). Each mounting formation (24) is adapted to permit mounting of the blade assembly (22) for rotation about its rotational axis (20), so that in use fluid (12) flowing past the power generator assembly (10a) interacts with the blade arrangement (22) to rotate the blade assembly (24) about its rotational axis (20). The generator (30) is drivingly connected to the blade assembly (22) for generating power in response to rotation of the blade assembly (22). |
| US08587141B2 |
Frequency converter
The inventions relates to a system for conditioning of power from a turbine, the turbine comprising at least one turbine blade (1) connected to a rotating hub (2), the rotating hub (2) is arranged to drive a generator (5). The generator is a multi pole synchronous generator (5) connected via a plurality of galvanic isolated three-phase cables (11) to a multi level frequency converter (25), the generator (5) also being arranged to feed current to the frequency converter (25) through the three-phase cables (11). The multi level frequency converter (25) is constituted by a plurality of elements arranged in columns and coupled in cascading order to add inverted voltage. |
| US08587140B2 |
Estimating an achievable power production of a wind turbine by means of a neural network
A method for estimating an achievable power production of a wind turbine, which is operated with a reduced power set point is provided. The method includes determining the values of at least two parameters, inputting the values of the at least two parameters into a neural network, and outputting an output value from the neural network. The at least two parameters are indicative of an operating condition of the wind turbine. Thereby, the output value is an estimate of the achievable power production of the wind turbine. A control system which is adapted to carry out the described power estimation method is also provided. Furthermore, a wind turbine which uses the control system adapted to carry out the described power estimation method is provided. |
| US08587138B2 |
Systems for the recovery of gas and/or heat from the melting of metals and/or the smelting of ores and conversion thereof to electricity
Systems recover gas and/or heat and convert the recovered gas and/or heat to electrical power. The systems recover gas and/or heat from metal melting and/or smelting processes used in the manufacturing and/or refining of metals and/or their by-products. The recovered gas and/or heat are converted into electrical power. The heat of the metal melting and/or smelting process is converted to superheated liquid, such as steam, through a heat exchanger for operating a turbine motor and electrical power generator to produce electrical power. Flue gases from the melting and/or smelting processes used in the manufacturing and/or refining of metals and/or their by-products are utilized to drive a gas turbine motor and electrical power generator to produce electrical power. Electricity generated by the systems electrolyze water to form hydrogen gas and oxygen gas. |
| US08587134B2 |
Semiconductor packages
A semiconductor package may include a substrate including a substrate pad on a top surface thereof; at least one semiconductor chip including a connection terminal electrically connected to the substrate on an active surface thereof, and mounted on the substrate; a heat release pattern formed between the substrate and the at least one semiconductor chip and configured to generate heat; and underfill resin underfilled between the substrate and the at least one semiconductor chip and comprising fillers. A semiconductor package may include a substrate including a substrate pad on a top surface thereof and a first heat release pattern configured to generate heat, and a semiconductor chip including a bonding pad formed on an active surface facing the substrate and a second heat release pattern configured to generate heat. |
| US08587132B2 |
Semiconductor package including an organic substrate and interposer having through-semiconductor vias
The present application discloses various implementations of a semiconductor package including an organic substrate and one or more interposers having through-semiconductor vias (TSVs). Such a semiconductor package may include a contiguous organic substrate having a lower substrate segment including first and second pluralities of lower interconnect pads, the second plurality of lower interconnect pads being disposed in an opening of the lower substrate segment. The contiguous organic substrate may also include an upper substrate segment having an upper width and including first and second pluralities of upper interconnect pads. In addition, the semiconductor package may include at least one interposer having TSVs for electrically connecting the first and second pluralities of lower interconnect pads to the first and second pluralities of upper interconnect pads. The interposer has an interposer width less than the upper width of the upper substrate segment. |
| US08587130B2 |
Die-sorting sheet and method for transporting chips having adhesive layer
A die-sorting sheet includes a pressure-sensitive adhesive layer exposed on an outer periphery of the carrier sheet, and a base film exposed on a central area that is inside the outer periphery. A method for transporting a chip having an adhesive layer includes the steps of: providing the above die-sorting sheet that is fixed with a frame through the pressure-sensitive adhesive layer on the outer periphery; temporarily attaching a picked up chip through an adhesive layer thereof onto the base film exposed on the die-sorting sheet; and transporting the die-sorting sheet to a subsequent step while the chip is temporarily attached on the sheet through the adhesive layer. |
| US08587124B2 |
Semiconductor device having low dielectric insulating film and manufacturing method of the same
A semiconductor device includes a semiconductor substrate on which a structure portion is provided except a peripheral portion thereof, and has a laminated structure including low dielectric films and wiring lines, the low dielectric films having a relative dielectric constant of 3.0 or lower and a glass transition temperature of 400° C. or higher. An insulating film is formed on the structure portion. A connection pad portion is arranged on the insulating film and connected to an uppermost wiring line of the laminated structure portion. A bump electrode is provided on the connection pad portion. A sealing film made of an organic resin is provided on a part of the insulating film which surrounds the pump electrode. Side surfaces of the laminated structure portion are covered with the insulating film and/or the sealing film. |
| US08587123B2 |
Multi-chip and multi-substrate reconstitution based packaging
Embodiments for multi-chip and multi-substrate reconstitution based packaging are provided. Example packages are formed using substrates from a reconstitution. substrate panel or strip. The reconstitution substrate panel or strip may include known good substrates of same or different material types and/or same of different layer counts and sizes. As such, different combinations of reconstitution substrates and chips can be used within the same package, thereby allowing substrate customization according to semiconductor chip block(s) and types contained in the package. |
| US08587122B2 |
Semiconductor flip-chip system having three-dimensional solder joints
A solder joint between a trace (401) and an object (501). The trace having a solderable surface (503), a height (504), and a width (404), the trace including a bulge having a diameter (502) greater than the trace width, a surface area, and sidewalls, the sum of the bulge sidewall areas being no less than the bulge surface area. The object having a solderable surface (503), a diameter (502) greater than the trace width. One end of the object soldered to the bulge, wherein the solder (610, 611, 612) adheres to the bulge surface area and the bulge sidewall areas. |
| US08587121B2 |
Backside dummy plugs for 3D integration
A semiconductor structure includes backside dummy plugs embedded in a substrate. The backside dummy plugs can be a conductive structure that enhances vertical thermal conductivity of the semiconductor structure and provides electrical decoupling of signals in through-substrate vias (TSVs) in the substrate. The backside dummy plug can include a cavity to accommodate volume changes in other components in the substrate, thereby alleviating mechanical stress in the substrate during thermal cycling and operation of the semiconductor chip. The backside dummy plug including the cavity can be composed of an insulator material or a conductive material. The inventive structures can be employed to form three-dimensional structures having vertical chip integration, in which inter-wafer thermal conductivity is enhanced, cross-talk between signals through TSVs is reduced, and/or mechanical stress to the TSVs is reduced. |
| US08587119B2 |
Conductive feature for semiconductor substrate and method of manufacture
An embodiment of the disclosure includes a conductive feature on a semiconductor die. A substrate is provided. A bond pad is formed over the substrate. The bond pad has a first width. A polyimide layer is formed over the substrate and the bond pad. The polyimide layer has a first opening over the bond pad with a second width. A silicon-based protection layer overlies the polyimide layer. The silicon-based protection layer has a second opening over the bond pad with a third width. The first opening and the second opening form a combined opening having sidewalls to expose a portion of the bond pad. A UBM layer is formed over the sidewalls of combined opening to contact the exposed portion of the bond pad. A conductive feature overlies the UBM layer. |
| US08587115B2 |
Heat dissipation substrate and manufacturing method thereof
A heat dissipation substrate including a metal substrate, a metal layer, an insulating material layer and a patterned conductive layer is provided. The metal layer is disposed on the metal substrate and entirely covers the metal substrate. The metal layer has a first metal block and a second metal block surrounding the first metal block. A thickness of the first metal block is greater than a thickness of the second metal block. The insulating material layer is disposed on the second metal block. The patterned conductive layer is disposed on the insulating material layer and on the first metal block. |
| US08587113B2 |
Thermal plate with planar thermal zones for semiconductor processing
A thermal plate for a substrate support assembly in a semiconductor plasma processing apparatus, includes multiple independently controllable planar thermal zones arranged in a scalable multiplexing layout, and electronics to independently control and power the planar heater zones. Each planar thermal zone uses at least one Peltier device as a thermoelectric element. A substrate support assembly in which the thermal plate is incorporated has an electrostatic clamping electrode layer and a temperature controlled base plate. Methods for manufacturing the thermal plate include bonding together ceramic or polymer sheets having planar thermal zones, positive, negative and common lines and vias. |
| US08587109B2 |
Stacked microelectronic dies and methods for stacking microelectronic dies
An assembly of microelectronic devices and method for forming an assembly of microelectronic devices. In one embodiment, an assembly comprises a support member having support member circuitry and a first microelectronic die attached to the support member and coupled to the support member circuitry with first conductive members. The assembly further comprises a second microelectronic die positioned at least proximate to the first microelectronic die and coupled directly to the support member circuitry with second conductive members that are not in direct contact with the first conductive members. One of the first or second microelectronic dies is positioned between the support member and the other of the first and second microelectronic dies. |
| US08587105B2 |
Semiconductor device
A semiconductor device includes a first semiconductor chip, a buffer body, and a terminal lead. The first semiconductor chip includes a first electrode and a second electrode provided on a side opposite to the first electrode. The first semiconductor chip is configured to allow a current to flow between the first electrode and the second electrode. The buffer body includes a lower metal foil, a ceramic piece, and an upper metal foil. The lower metal foil is electrically connected to the second electrode. The ceramic piece is provided on the second electrode with the lower metal foil interposed. The upper metal foil is provided on a side of the ceramic piece opposite to the lower metal foil to be electrically connected to the lower metal foil. The terminal lead has one end provided on the upper metal foil and electrically connected to the upper metal foil. |
| US08587103B2 |
Integrated sensing package structure
An integrated Sensing package structure includes a substrate made of IR blocking material. The substrate has a first receiving compartment and a second receiving compartment concavely formed on the top surface thereof. The first receiving compartment has a reflective layer formed on the surface of the inner wall thereof. A LED unit is disposed in the bottom portion of the first receiving compartment. A plurality of first conducting lines is electrically connected to the LED unit and extends to an outer surface of the substrate. An IR sensing chip is disposed in the second receiving compartment. A plurality of second conducting lines is electrically connected to the IR sensing chip and extends to an outer surface of the substrate. An IR block cover is covered on the top surface of the substrate, forming at least one opening corresponding to the IR sensing chip. |
| US08587099B1 |
Leadframe having selective planishing
A metal leadframe strip (500) for semiconductor devices is described. The leadframe strip has a plurality of sites (510) for assembling semiconductor chips. The sites alternate with zones (520) for connecting the leadframe to molding compound runners. The sites (510) have mechanically rough and optically matte surfaces (511, 512). The zones (520) have at least portions with mechanically flattened and optically shiny metal surfaces (521, 522). The flattened surface portions transition into the rough surface portions by a step. |
| US08587097B2 |
Semiconductor device that suppresses malfunctions due to noise generated in internal circuit
A semiconductor device includes a first pad row and a second pad row, a first ground potential supply electrode which is connected to a first interconnect provided near the first pad row, and a second ground potential supply electrode which is connected to a second interconnect provided near the second pad row. The first pad row includes a first pad connected to the first circuit within the chip and connected to the first interconnect via a first bonding wire, and includes a second pad connected to a second circuit within the chip and connected to the second interconnect via a second bonding wire crossing over the second pad row. |
| US08587096B2 |
Semiconductor device including shielding layer and fabrication method thereof
Example embodiments relate to a semiconductor device. The semiconductor device may include a first semiconductor chip including a semiconductor substrate, a first through via that penetrates the semiconductor substrate, a second semiconductor chip stacked on one plane of the first semiconductor chip, and a shielding layer covering at least one portion of the first and/or second semiconductor chip and electrically connected to the first through via. |
| US08587093B2 |
Multilayer device with organic and inorganic dielectric material
Embodiments of methods, apparatuses, devices, and/or systems for forming a solution processed device are described. |
| US08587091B2 |
Wafer-leveled chip packaging structure and method thereof
A wafer-leveled chip packaging method, comprising the steps of: providing a wafer; attaching at least one first chip to the wafer; forming a first insulating layer on the wafer; forming a plurality of first conductive vias penetrating the first insulating layer, wherein parts of the first conductive vias are electrically connected with the first chip; forming a conductive pattern layer on the surface of the first insulating layer wherein the conductive pattern layer is electrically connected with the first conductive vias; forming a plurality of through holes penetrating the wafer; filling a second insulating layer in the through holes; and forming a plurality of second conductive vias in the second insulating layer, wherein the second conductive vias are electrically connected with the first conductive vias. |
| US08587088B2 |
Side-mounted controller and methods for making the same
A die package having a vertical stack of dies and side-mounted circuitry and methods for making the same are disclosed, for use in an electronic device. The side-mounted circuitry is mounted to a vertical surface of the stack, as opposed to a top surface or adjacent of the stack to reduce the volume of the NVM package. |
| US08587085B2 |
Semiconductor device with trench isolation having a diffusion preventing film and manufacturing method thereof
There is provided a technology capable of providing desirable operation characteristics in a field effect transistor formed in an active region surrounded by a trench type element isolation part. An element isolation part includes trench type element isolation films, diffusion preventive films each including a silicon film or a silicon oxide film, and having a thickness of 10 to 20 nm formed over the top surfaces of the trench type element isolation films, and silicon oxide films each with a thickness of 0.5 to 2 nm formed over the top surfaces of the diffusion preventive films. The composition of the diffusion preventive film is SiOx (0≦x<2). Each composition of the trench type element isolation films and the silicon oxide films is set to be SiO2. |
| US08587084B2 |
Seamless multi-poly structure and methods of making same
A sensor array is integrated onto the same chip as core logic. The sensor array uses a first polysilicon and the core logic uses a second polysilicon. The first polysilicon is etched to provide a tapered profile edge in the interface between the sensor array and the core logic regions to avoid an excessive step. Amorphous carbon can be deposited over the interface region without formation of voids, thus providing for improved manufacturing yield and reliability. |
| US08587082B2 |
Imaging device and camera module
An imaging device includes: an optical sensor including a light receiving unit capable of forming an object image; a seal material for protecting the light receiving unit of the optical sensor; an intermediate layer formed at least between the light receiving unit and an opposite surface of the seal material facing the light receiving unit; and a control film arranged between the intermediate layer and the opposite surface of the seal material, wherein, in the control film, a cutoff wavelength is shifted to a shortwave side in accordance with an incident angle of light which is obliquely incident on the film. |
| US08587081B2 |
Back side illuminated image sensor with back side pixel substrate bias
Provided is an image sensor device. The image sensor device includes a substrate having a front side and a back side. The image sensor also includes an isolation feature disposed in the substrate. The image sensor further includes a radiation-sensing region disposed in the substrate and adjacent to the isolation feature. The radiation-sensing region is operable to sense radiation projected toward the radiation-sensing region from the back side. The image sensor also includes a transparent conductive layer disposed over the back side of the substrate. |
| US08587079B2 |
Memory array including magnetic random access memory cells and oblique field lines
A memory device includes a first plurality of magnetic random access memory (MRAM) cells positioned along a first direction, and a first bit line electrically connected to the first plurality of MRAM cells, the bit line oriented in the first direction. The device includes a first plurality of field lines oriented in a second direction different from the first direction, the first plurality of field lines being spaced such that only a corresponding first one of the first plurality of MRAM cells is configurable by each of the first plurality of field lines. The device includes a second plurality of field lines oriented in a third direction different from the first direction and the second direction, the second plurality of field lines being spaced such that only a corresponding second one of the first plurality of MRAM cells is configurable by each of the second plurality of field lines. |
| US08587076B2 |
Semiconductor device
A semiconductor device includes: a high dielectric constant gate insulating film formed on an active region in a substrate; a gate electrode formed on the high dielectric constant gate insulating film; and an insulating sidewall formed on each side surface of the gate electrode. The high dielectric constant gate insulating film is continuously formed so as to extend from under the gate electrode to under the insulating sidewall. At least part of the high dielectric constant gate insulating film located under the insulating sidewall has a smaller thickness than a thickness of part of the high dielectric constant gate insulating film located under the gate electrode. |
| US08587069B1 |
Modified electrostatic discharge arrangement within a single multiple-integrated circuit package
A single package arrangement is provided. The arrangement includes a set of electronic components. The arrangement also includes a set of input/output (I/O) cells, which is encapsulated within the set of electronic components. The arrangement further includes a set of electrostatic discharge (ESD) arrangements. Each ESD arrangement of the set of ESD arrangements is configured for at least coupling with an I/O cell of the set of I/O cells and protecting the I/O cell from the electrostatic discharge using a set of ESD constructs. The set of ESD constructs includes at most two non-configurable ESD constructs to protect the I/O cell from the electrostatic discharge. |
| US08587064B2 |
Semiconductor device
According to one embodiment, a semiconductor device includes a semiconductor substrate, an insulating film, a heat conductive member, and an element. A cavity and a connecting hole are formed in the semiconductor substrate. The connecting hole spatially connects the cavity to an upper face of the semiconductor substrate. The insulating film is provided on inner faces of the cavity and the connecting hole. The heat conductive member is embedded in the cavity and the connecting hole. Heat conductivity of the heat conductive member is higher than heat conductivity of the insulating film. And, the element is formed in a region immediately above the cavity in the semiconductor substrate. |
| US08587060B2 |
Semiconductor device and method for manufacturing the same
A semiconductor device according to the present embodiment includes a semiconductor substrate having a first n-type silicon carbide layer and a second n-type silicon carbide layer, a first p-type impurity region formed in the n-type silicon carbide layer, a first n-type impurity region of 4H—SiC structure formed in the n-type silicon carbide layer, a second n-type impurity region of 3C—SiC structure formed in the n-type silicon carbide layer having a depth shallower than the first n-type impurity region, a gate insulating film, a gate electrode formed on the gate insulating film, and a metallic silicide layer formed above the first n-type impurity region and having a bottom portion and a side surface portion such that the second n-type impurity region is sandwiched between the first n-type impurity region and at least the side surface portion. |
| US08587057B2 |
Metal oxide semiconductor field transistor
A metal oxide semiconductor field transistor including a source region, a drain region, a gate and a gate dielectric layer is provided. The drain region is located in a substrate. The drain region has an elliptical spiral shape and a starting portion of the drain region is strip or water drop or has a curvature of 0.02 to 0.0025 [1/um]. The source region located in the substrate is around the drain region. The gate is located above the substrate and between the source region and the drain region. The gate dielectric layer is located between the gate and the substrate. |
| US08587056B2 |
High-voltage metal-oxide-semiconductor device
A high-voltage MOS transistor includes a gate overlying an active area of a semiconductor substrate; a drain doping region pulled back away from an edge of the gate by a distance L; a first lightly doped region between the gate and the drain doping region; a source doping region in a first ion well; and a second lightly doped region between the gate and the source doping region. |
| US08587053B2 |
Semiconductor device having reduced on-resistance characteristics
A shape of an upper edge of a trench is realized as an upwardly-open tapered surface T2, thereby reducing contact resistance without involvement of an increase in pitch for trench formation. Specifically, the trench has the tapered surface along the edge of an opening. A contact surface between a source region and a source electrode filled on the tapered surface makes up a source-contact region. |
| US08587047B2 |
Capacitor formation for a pumping circuit
A capacitor structure for a pumping circuit includes a substrate, a U-shaped bottom electrode in the substrate, a T-shaped top electrode in the substrate and a dielectric layer disposed between the U-shaped bottom and T-shaped top electrode. The contact area of the capacitor structure between the U-shaped bottom and T-shaped top electrode is extended by means of the cubic engagement of the U-shaped bottom electrode and the T-shaped top electrode. |
| US08587041B2 |
Solid-state imaging device and method of manufacturing the same
According to one embodiment, a solid-state imaging device includes an imaging region including unit pixels which are two-dimensionally arranged on a semiconductor layer and each of which includes a photoelectric conversion unit and a signal scanning circuit unit. The unit pixel includes a transfer gate provided on the semiconductor layer, a photogate provided on the semiconductor layer, a first semiconductor layer of a first conductivity type, which is provided in the semiconductor layer below the photogate, and a second semiconductor layer of the first conductivity type, which is adjacent to the first semiconductor layer and provided in the semiconductor layer between the transfer gate and the photogate. |
| US08587040B2 |
Solid state imaging device and electronic apparatus
A solid state imaging device including: a pixel region that is formed on a light incidence side of a substrate and to which a plurality of pixels that include photoelectric conversion units is arranged; a peripheral circuit unit that is formed in a lower portion in the substrate depth direction of the pixel region and that includes an active element; and a light shielding member that is formed between the pixel region and the peripheral circuit unit and that shields the incidence of light, emitted from an active element, to the photoelectric conversion unit. |
| US08587039B2 |
Method of forming a semiconductor device featuring a gate stressor and semiconductor device
A semiconductor device is formed in a semiconductor layer. A gate stack is formed over the semiconductor layer and comprises a first conductive layer and a second layer over the first layer. The first layer is more conductive and provides more stopping power to an implant than the second layer. A species is implanted into the second layer. Source/drain regions are formed in the semiconductor layer on opposing sides of the gate stack. The gate stack is heated after the step of implanting to cause the gate stack to exert stress in the semiconductor layer in a region under the gate stack. |
| US08587038B2 |
Electric component and method of manufacturing the electric component
According to one embodiment, an electric component includes: a first insulating layer formed on a first wire; a second wire and a functional element formed on the first insulating layer; a second insulating layer formed on the first insulating layer; and a connection wire that connects the second wire and the first wire. In the connection wire, a first via, a second via, and an inter-via wire are integrally formed of the same material. The first via is formed in the second insulating layer. The second via is formed in the first and second insulating layers. |
| US08587035B2 |
Device
A device includes a semiconductor substrate, a first local bit line formed in the semiconductor substrate and elongated in a first direction, a first insulating layer on the semiconductor substrate, a first global bit line formed on the first insulating layer, a first path formed in the first insulating layer to couple a first end of the first local bit line with the first global bit line, and a second path formed in the first insulating layer to couple a second end of the first local bit line with the first global bit line. |
| US08587034B2 |
Integrated circuit including cross-coupled transistors having gate electrodes formed within gate level feature layout channels with four inside positioned gate contacts and electrical connection of transistor gates through linear interconnect conductors in single interconnect layer
A semiconductor device includes conductive features within a gate electrode level region that are each fabricated from respective originating rectangular-shaped layout features having its centerline aligned parallel to a first direction. The conductive features form gate electrodes of first and second PMOS transistor devices, and first and second NMOS transistor devices. The gate electrodes of the first PMOS and first NMOS transistor devices extend along a first gate electrode track. The gate electrodes of the second PMOS and second NMOS transistor devices extend along second and third gate electrode tracks, respectively. A first set of interconnected conductors electrically connect the gate electrodes of the first PMOS and second NMOS transistor devices. A second set of interconnected conductors electrically connect the gate electrodes of the second PMOS and first NMOS transistor devices. The first and second sets of interconnected conductors traverse across each other within different levels of the semiconductor device. |
| US08587032B2 |
Transistor with high electron mobility and inhomogeneous layer resistance of the guide channel
For an HEMT component, in particular on the basis of GaN, it is proposed, for the purpose of reducing field spikes in the conduction channel, in a partial section of the conduction channel between gate electrode and drain electrode, to set the sheet resistance of the conduction channel such that it is higher than in adjacent regions. Various measures for subsequently increasing the sheet resistance in an area-selective manner are specified. |
| US08587030B2 |
Compound semiconductor device and method of manufacturing the same
An embodiment of a compound semiconductor device includes: a substrate; a compound semiconductor stacked structure formed over the substrate; and a gate electrode, a source electrode and a drain electrode formed on or above the compound semiconductor stacked structure. The compound semiconductor stacked structure includes: an electron channel layer; and a nitride semiconductor layer which includes an electron supply layer formed over the electron channel layer. An indium (In) fraction at a surface of the nitride semiconductor layer in each of a region between the gate electrode and the source electrode and a region between the gate electrode and the drain electrode is lower than an indium (In) fraction at a surface of the nitride semiconductor layer in a region below the gate electrode. |
| US08587029B2 |
Semiconductor structure and method for forming the same
A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a substrate; a plurality of convex structures formed on the substrate, in which every two adjacent convex structures are separated by a cavity; a plurality of floated films, in which each floated film is formed between the every two adjacent convex structures and connected with tops of the every two adjacent convex structures, the floated films are partitioned into a plurality of sets, a channel layer is formed on a convex structure between the floated films in each set, a source region and a drain region are formed on two sides of the channel layer respectively, and an isolation portion is set between two adjacent sets of floated films; and a gate stack formed on each channel layer. |
| US08587025B1 |
Method for forming laterally varying doping concentrations and a semiconductor device
A method for forming a laterally varying n-type doping concentration is provided. The method includes providing a semiconductor wafer with a first surface, a second surface arranged opposite to the first surface and a first n-type semiconductor layer having a first maximum doping concentration, implanting protons of a first maximum energy into the first n-type semiconductor layer, and locally treating the second surface with a masked hydrogen plasma. Further, a semiconductor device is provided. |
| US08587019B2 |
Grooved plate for improved solder bonding
A metal plate on a multi-die LED emitter substrate or a metal plate on a metal-core printed circuit board (MCPCB) that attaches to the emitter substrate (or both plates) can be fabricated with a number of generally radial grooves, at least some of which extend to the peripheral edge of the plate. These grooves can provide channels that allow air to escape during solder-bonding processes, reducing the size and/or total area of solder voids and thereby improving thermal transfer between the emitter and the MCPCB. |
| US08587017B2 |
Light emitting device and method of fabricating a light emitting device
A light emitting device and a method of fabricating a light emitting device are provided. The light emitting device includes a carrier substrate, at least one epitaxy structure, a high resistant ring wall, a first electrode, and a second electrode. The epitaxy structure is disposed on the carrier substrate and includes a first semiconductor layer, an active layer, and a second semiconductor layer stacked in sequence. The first semiconductor layer is relatively away from the carrier substrate and the second semiconductor layer is relatively close to the carrier substrate. The high resistant ring wall surrounds the epitaxy structure and a width of the high resistant ring wall is greater than 5 μm. The first electrode is disposed between the carrier substrate and the epitaxy structure. The second electrode is disposed at a side of the epitaxy structure away from the carrier substrate. |
| US08587015B2 |
Light-emitting element
Disclosed herein is a light-emitting element including: a first conductivity type semiconductor layer; a light-emitting functional layer formed on the first conductivity type semiconductor layer; a second conductivity type semiconductor layer formed on the light-emitting functional layer; a first conductivity type electrode which has continuity with the exposed portion of the first conductivity type semiconductor layer; a second conductivity type electrode which has continuity with the second conductivity type semiconductor layer; an insulating layer which lies between the light-emitting functional layer, second conductivity type semiconductor layer and second conductivity type electrode on one part and the first conductivity type electrode on the other part; and an annex insulating layer annexed to the insulating layer to form a virtual diode having rectifying action in the opposite direction to that of a diode made up of the second conductivity type semiconductor layer, light-emitting functional layer and first conductivity type semiconductor layer. |
| US08587010B2 |
Light emitting device package and method of manufacturing the same
Provided is a light emitting device package including: a plurality of lead frames disposed to be separated from one another; at least one light emitting device mounted on the lead frames and electrically connected to the lead frames through a bonding wire provided on a wire bonding pad, the wire bonding pad being disposed on the same surface as a light emission surface provided as an upper surface of the light emitting device; a body part formed to encapsulate and support the wire bonding pad, the bonding wire, the light emitting device and the lead frames, and having a reflective groove formed in an upper surface thereof to expose the light emission surface to the outside therethrough; and a lens part disposed on the body part, to cover the light emitting device. |
| US08587002B2 |
Organic EL panel and method of manufacturing the same
A local luminance reduction at defects in pixel electrodes with a rapid and easy method is achieved by providing a method of manufacturing an organic EL panel that includes a TFT panel and organic EL devices disposed over a surface of the TFT panel in matrix arrangement, each of the organic EL devices including: a pixel electrode disposed over the surface of the TFT panel, an organic luminescent layer disposed over the pixel electrode; and a counter electrode disposed over the organic functional layer. |
| US08586998B2 |
Silicon carbide substrate manufacturing method and silicon carbide substrate
Silicon carbide single crystal is prepared. Using the silicon carbide single crystal as a material, a silicon carbide substrate having a first face and a second face located at a side opposite to the first face is formed. In the formation of the silicon carbide substrate, a first processed damage layer and a second processed damage layer are formed at the first face and second face, respectively. The first face is polished such that at least a portion of the first processed damage layer is removed and the surface roughness of the first face becomes less than or equal to 5 nm. At least a portion of the second processed damage layer is removed while maintaining the surface roughness of the second plane greater than or equal to 10 nm. |
| US08586993B2 |
Normally-off compound semiconductor tunnel transistor
Disclosed herein are embodiments of a normally-off compound semiconductor tunnel field effect transistor having a drive current above 100 mA per mm of gate length and a sub-threshold slope below 60 mV per decade at room temperature, and methods of manufacturing such a normally-off compound semiconductor tunnel transistor. The compound semiconductor tunnel field effect transistor is fast-switching and can be used for high voltage applications e.g. 30V up to 600V and higher. |
| US08586991B2 |
Semiconductor device
Solved is a problem of attenuation of output amplitude due to a threshold value of a TFT when manufacturing a circuit with TFTs of a single polarity. In a capacitor (105), a charge equivalent to a threshold value of a TFT (104) is stored. When a signal is inputted thereto, the threshold value stored in the capacitor (105) is added to a potential of the input signal. The thus obtained potential is applied to a gate electrode of a TFT (101). Therefore, it is possible to obtain the output having a normal amplitude from an output terminal (Out) without causing the amplitude attenuation in the TFT (101). |
| US08586990B2 |
Method of fabricating a thin film transistor array substrate
A method of fabricating a thin film transistor array substrate is presented. The method entails forming a gate interconnection line on an insulating substrate, forming a gate insulating layer on the gate interconnection line, forming a semiconductor layer and a data interconnection line on the semiconductor layer, sequentially forming multiple passivation layers, etching the passivation layers down to a drain electrode that is an extension of the data interconnection line. The portion of the drain electrode that is exposed at this stage is a part of the drain electrode-pixel electrode contact portion. A pixel electrode is formed connected to the drain electrode. Two of the passivation layers have the same composition but are processed at different temperatures. A thin film transistor prepared in the above manner is also presented. |
| US08586989B2 |
Thin film transistor array panel and display device
A display device includes a first display panel including a common electrode disposed thereon, and a second display panel including; thin film transistors (“TFTs”) each including a gate electrode, a source electrode, and a drain electrode, a first passivation layer disposed on the source and drain electrodes, a second passivation layer disposed on the first passivation layer and including at least one sensing protrusion, pixel electrodes disposed on the second passivation layer and connected with the drain electrode, and at least one conductive member disposed on the sensing protrusion. |
| US08586987B2 |
Active matrix substrate and active matrix display device
A second stem wires (17c), formed by a reflective pixel electrode layer formed as a different layer from first stem wires (17a), is provided in such a way as to extend along a long side of its adjacent one of the first stem wires (17a). This makes it possible to achieve a TFT array substrate (1) on which a gate drive circuit (15) and its wires (17a, 17b, 17c, 18) have been monolithically formed, wherein the width of a frame part in which the a gate drive circuit (15) and its wires (17a, 17b, 17c, 18) are formed can be reduced. |
| US08586977B2 |
Method of manufacturing organic EL display unit
A method of manufacturing an organic EL display unit and an organic EL display unit capable of improving light emitting efficiency and life of blue are provided. A hole injection layer are formed on a lower electrode. For a red organic EL device and a green organic EL device, a hole transport layer, a red light emitting layer, and a green light emitting layer made of a polymer material are formed. A hole transport layer made of a low molecular material is formed on the hole injection layer of a blue organic EL device. A blue light emitting layer made of a low molecular material is formed on the red light emitting layer, the green light emitting layer, and the hole transport layer for the blue organic EL device. An electron transport layer, an electron injection layer, and an upper electrode are sequentially formed on the blue light emitting layer. |
| US08586973B2 |
Host material for light-emitting diodes
The present invention relates to a host material comprising a compound having two carbazole moieties which is suitable for blue-emitting OLEDs. Surprisingly, it has been found that when appropriate substituents are present in the carbazole structure, the solubility of the compounds can be improved without any adverse effect on the OLED performance. The present invention further relates to the use of the host materials and to an organic light emitting device comprising the host material. |
| US08586968B2 |
Organic light emitting diode having high efficiency and process for fabricating the same
The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and at least two organic material layers interposed therebetween, including a light emitting layer, wherein the organic material layers comprise at least one layer of a hole injecting layer, a hole transporting layer and a hole injecting and transporting layer, and at least one of the hole injecting layer, the hole transporting layer and the hole injecting and transporting layer comprises a material with a HOMO energy level of −4 eV or less, and a material with a LUMO energy level of −4 eV or less, and a process for preparing the same. |
| US08586966B2 |
Contacts for nanowire field effect transistors
A nanowire field effect transistor (FET) device includes a channel region including a silicon nanowire portion having a first distal end extending from the channel region and a second distal end extending from the channel region, the silicon portion is partially surrounded by a gate stack disposed circumferentially around the silicon portion, a source region including the first distal end of the silicon nanowire portion, a drain region including the second distal end of the silicon nanowire portion, a metallic layer disposed on the source region and the drain region, a first conductive member contacting the metallic layer of the source region, and a second conductive member contacting the metallic layer of the drain region. |
| US08586960B2 |
Integrated circuit including vertical diode
An integrated circuit includes a substrate including isolation regions, a first conductive line formed in the substrate between isolation regions, and a vertical diode formed in the substrate. The integrated circuit includes a contact coupled to the vertical diode and a memory element coupled to the contact. The first conductive line provides a portion of the vertical diode. |
| US08586956B2 |
Imaging an imprinted substrate on a printing press using an image sensor
Systems and methods for imaging an imprinted substrate on a printing press is provided. One method comprises sensing light reflected by the substrate using a contact image sensor to produce data representative of the imprinted substrate. The substrate has been imprinted with different colors at a plurality of printing units of the printing press. Each printing unit comprises a plate cylinder. The data representative of the imprinted substrate is output by the contact image sensor as analog voltage signals. The method further comprises receiving the analog voltage signals from the contact image sensor at a sensor interface circuit and converting the analog voltage signals to digital signals using an analog-to-digital converter of the sensor interface circuit. The method further comprises processing the digital signals using the sensor interface circuit to produce corrected digital signals and storing data based on the corrected digital signals in a memory. |
| US08586955B2 |
Apparatus and method for attenuating high energy radiation based on detected vehicle type
An apparatus for attenuating high energy radiation including an attenuation member for attenuating high energy radiation in a high energy radiation field emitted from a high energy radiation source towards a subject. A control unit is provided for selectively activating the attenuation member. A method for attenuating high energy radiation is also disclosed. |
| US08586951B2 |
Multi charged particle beam writing apparatus and multi charged particle beam writing method
In accordance with one aspect of this invention, a multi charged particle beam writing apparatus includes an aperture member, in which a plurality of openings are formed, configured to form multi-beams by making portions of the charged particle beam pass through the plurality of openings; a writing processing control unit configured to control writing processing so that a plurality of beams having passed through different openings among the plurality of openings are arranged to align on the target object; and a shot interval adjusting unit configured to adjust shot intervals among beams so that a maximum shot interval among beams being a control grid interval defined by a predetermined quantization size or a size which is prescribed within a predetermined range from the predetermined quantization size, or less when the shot intervals among beams which are arranged to align on the target object are different depending on a place. |
| US08586949B2 |
Charged particle lithography system with intermediate chamber
A charged particle lithography system for transferring a pattern onto the surface of a target, comprising a main vacuum chamber, a source chamber and an intermediate chamber, both located in the main vacuum chamber, a beam generator for generating a charged particle beam, the beam generator located in the source chamber, and a first aperture array element for generating a plurality of charged particle beamlets from the beam, the first aperture array element located in the intermediate chamber. The system is adapted for maintaining a first pressure in the main vacuum chamber, a second pressure in the intermediate chamber, and a third pressure in the source chamber, and wherein the first pressure is lower than an ambient pressure, the second pressure is lower than the first pressure, and the third pressure is lower than the second pressure. |
| US08586944B2 |
Electron beam emitter for sterilizing containers
An electron beam emitter including a vacuum chamber having a width. An electron generator can be positioned within the vacuum chamber for generating electrons. An elongate nozzle can extend from the vacuum chamber along a longitudinal axis and have an exit window at a distal end of the nozzle. The nozzle can have a width that is less than the width of the vacuum chamber. The electron generator can be shaped and dimensioned, and positioned with the vacuum chamber to form and direct a narrow electron beam that enters and travels through the nozzle, and exits out the exit window. |
| US08586942B2 |
Beam position monitor and particle beam therapy system
A charged particle beam position monitor is provided with a plurality of position monitors and a beam data processing device that performs calculation processing of the state of a charged particle beam, based on a plurality of signals outputted from the position monitors. The beam data processing device includes a plurality of channel data conversion units that perform AD conversion processing of the plurality of signals outputted from the position monitors; a position size processing unit, for each of the position monitors, that calculates the beam position of the beam, based on voltage information obtained through the AD conversion processing; and an integrated control unit that controls the plurality of channel data conversion units in such a way that while the beam is irradiated onto an irradiation subject, AD conversion processing of the signals is performed at different timings for the respective position monitors. |
| US08586941B2 |
Particle beam therapy system and adjustment method for particle beam therapy system
A particle beam therapy system is provided with high irradiation flexibility that can reduce the amount of irradiation onto normal tissue. There are provided (i) a scanning electromagnet that performs scanning and outputting in such a way that a supplied charged particle beam is formed in a three-dimensional irradiation shape based on a treatment plan and (ii) deflection electromagnets that switch the orbits for the charged particle beam in such a way that the charged particle beam with which scanning and outputting are performed by the scanning electromagnet reaches an isocenter through a single beam orbit selected from a plurality of beam orbits established between the isocenter and the scanning electromagnet. The distance between the scanning electromagnet and the isocenter is made long. |
| US08586938B2 |
Ultraviolet ray measuring apparatus and electronic wristwatch equipped with ultraviolet ray measuring function
The ultraviolet ray sensor measures the intensity of ultraviolet rays irradiated to the ultraviolet ray receiving surface. The CPU performs control to measure ultraviolet intensity in a case in which the ultraviolet ray receiving surface of the ultraviolet ray sensor faces in a predetermined direction. |
| US08586936B2 |
Hybrid anode for semiconductor radiation detectors
The present invention relates to a novel hybrid anode configuration for a radiation detector that effectively reduces the edge effect of surface defects on the internal electric field in compound semiconductor detectors by focusing the internal electric field of the detector and redirecting drifting carriers away from the side surfaces of the semiconductor toward the collection electrode(s). |
| US08586930B2 |
Simplified beam splitter for IR gas sensor
A non-dispersive single beam detection assembly in an infrared gas analyzer. The detection assembly comprises radiation source(s) providing infrared radiation, a measuring chamber, and a physical beam splitter for dividing said radiation beam into a reflected beam portion and a transmitted beam portion, or for combining a reflected beam portion and a transmitted beam portion into said radiation beam. A measuring detector receives one beam portions, and a reference detector receives another beam portion. Alternatively a measuring/reference detector receives both beam portions. Said transmitted beam portion has a first spectral intensity peak at shorter wavelengths with a first peak wavelength, and said reflected beam portion has a second spectral intensity peak at longer wavelengths with a second peak wavelength. There is a wavelength gap between said second peak wavelength and said first peak wavelength, which gap corresponds a wavelength shift of an optical interference filter with said second peak wavelength as tilted from its perpendicular position to an angled position. Said wavelength gap is at maximum 10% of the second peak wavelength, and at minimum 0.5% of the second peak wavelength. |
| US08586928B2 |
Thermography based system and method for detecting counterfeit drugs
A system and a method for determining the authenticity of a pharmaceutical product. The product is actively cooled to a temperature below ambient temperature. One or more thermographic IR images of the product are acquired in a wavelength or wavelength spectrum selected from the mid wave IR (MWIR) to very long wave IR (VLWIR) spectrum. At least one of the images is acquired while the temperature of the product is below ambient temperature. The acquired one or more images of the product or a quantified value deduced therefrom are compared with a signature of a reference drug. The comparison is displayed, thereby enabling determination of the authenticity of the product. |
| US08586926B2 |
Antenna-coupled antenna arrays
According one embodiment, a non-heterodyne radiation imager includes a substrate having a ground plane layer. The radiation imager also includes a plurality of antenna elements operable to receive radiative input. Each support element of a plurality of support elements mechanically couples an antenna element of the plurality of antenna elements to the substrate. A plurality of energy detectors is operable to measure the radiative input received by the plurality of antenna elements. |
| US08586923B1 |
Low-voltage transmission electron microscopy
Embodiments of the invention relate to electron microscopy. Example embodiments relate to an apparatus including a first electron beam source, a second electron beam source, and a receiving unit. The first electron beam source is configured to provide a first low-voltage electron beam to a surface of a sample. The second electron beam source is configured to provide a second low-voltage electron beam to pass through the sample. The receiving unit is configured to analyze the first low-voltage electron beam, or the second low-voltage electron beam, or both the first and the second electron beam to obtain information about the sample. |
| US08586918B2 |
Electrostatic ion trap
An ion trap includes an electrode structure, including a first and a second opposed mirror electrodes and a central lens therebetween, that produces an electrostatic potential in which ions are confined to trajectories at natural oscillation frequencies, the confining potential being anharmonic. The ion trap also includes an AC excitation source having an excitation frequency f that excites confined ions at a frequency of about twice the natural oscillation frequency of the ions, the AC excitation frequency source preferably being connected to the central lens. In one embodiment, the ion trap includes a scan control that mass selectively reduces a frequency difference between the AC excitation frequency and about twice the natural oscillation frequency of the ions. |
| US08586917B2 |
Mass spectrometer device and method using scanned phase applied potentials in ion guidance
An ion guide or mass analyzer is disclosed comprising a plurality of electrodes having apertures through which ions are transmitted in use. A pseudo-potential barrier is created at the exit of the ion guide or mass analyzer. The amplitude or depth of the pseudo-potential barrier is inversely proportional to the mass to charge ratio of an ion. One or more transient DC voltages are applied to the electrodes of the ion guide or mass analyzer in order to urge ions along the length of the ion guides or mass analyzer. The amplitude of the transient DC voltage applied to the electrode may be increased with time so that ions are caused to be emitted from the ion guide or mass analyzer in reverse order of their mass to charge ratio. |
| US08586910B2 |
Optical switch having a slide disc
An optical switch includes a housing having reflecting and mounting surfaces facing each other, and a receiving chamber formed between the reflecting and mounting surfaces. The mounting surface is recessed to form at least two mounting recesses. A sensor unit includes a light emitter and at least one light receiver disposed respectively in the mounting recesses and exposed from the mounting surface to face the reflecting surface. The light emitter is capable of emitting light to the light receiver through a reflection of the reflecting surface. A slide disc is disposed slidably but not rollably in the receiving chamber, and is slidable between a blocking position, where the slide disc blocks the light emitted from the light emitter to the light receiver, and an unblocking position, where the slide disc allows the light emitted from the light emitter to be received by the light receiver. |
| US08586906B2 |
Integrated circuit array having column conductors each associated with a respective basic read circuit, and in particular a large-sized image sensor
The invention relates notably to large-sized image sensors or image sensors with a large number of rows. Each column of pixels is organized in P superposed blocks. A row decoder organized as P identical decoders selects one row out of M in each of the P blocks. Each block is linked to one respective column conductor out of P column conductors. P read circuits CL1 to CL4 are placed at the foot of each column of pixels and each is connected to a respective column conductor. The signals from the P rows selected by the decoder can be extracted simultaneously or else they can be selected by a specific decoder which selects one read circuit out of the P read circuits of each column. The matrix can be produced by photolithography, by abutting identical matrix portions, for example P different portions corresponding to P identical regions ZB1 to ZB4. |
| US08586905B2 |
Semiconductor device and driving method thereof
A semiconductor device including photosensor capable of imaging with high resolution is disclosed. The semiconductor device includes the photosensor having a photodiode, a first transistor, and a second transistor. The photodiode generates an electric signal in accordance with the intensity of light. The first transistor stores charge in a gate thereof and converts the stored charge into an output signal. The second transistor transfers the electric signal generated by the photodiode to the gate of the first transistor and holds the charge stored in the gate of the first transistor. The first transistor has a back gate and the threshold voltage thereof is changed by changing the potential of the back gate. |
| US08586902B2 |
Outdoor lighting fixture and camera systems
One embodiment of the invention relates to an outdoor lighting fixture that includes a ballast for controlling the amount of current provided to a lamp. The lighting fixture also includes a fixture housing at least partially surrounding the ballast and the lamp and a mounting system for holding the fixture housing to at least one of a wall and a pole. The lighting fixture yet further includes a camera coupled to the housing and a control circuit wired to the camera. The lighting fixture also includes a radio frequency transceiver wired to the control circuit. The control circuit is configured to cause information from the camera to be wirelessly transmitted by the radio frequency transceiver. |
| US08586901B2 |
Method for compensating for boresight error in missiles with composite radomes and guidance section with boresight error compensation
Embodiments of a guidance section that compensates for boresight error (BSE) caused by effects of a composite radome. The guidance section includes a BSE compensation element to add high-pass filtered noise to compensated BSE data. The guidance section also includes and a Kalman filter to generate line-of-sight rate (LOSR) BSE noise from the compensated BSE data and the added high-pass filtered noise. In some embodiments, a method for generating a revised BSE correction matrix is provided. The revised BSE correction matrix may compensate for BSE caused by effects in the composite radome and may correct for relative target velocity error. |
| US08586899B2 |
Apparatus and method for mass sterilization and pasteurization of food products
An apparatus and method for processing food products is provided. The product conditioning system includes an inlet assembly, a pressurizeable tunnel and an outlet assembly. The inlet assembly and outlet assembly include a pair of vertically extending pressure vessels having entry and exit openings which are both sealable by doors to provide liquid and gaseous tight seals. The inlet and outlet assembly pressure vessels further include a pair of vertically extending parallel screws for transporting food products from one end of the pressure vessel to the other. The pressurizeable tunnel includes a heating stage having microwave sources for irradiating food products so as to pasteurize or sterilize prepackaged food. The pressurizeable tunnel further includes a heat maintenance stage and product cooling stage. Both the heat maintenance stage and product cooling stage include vertically extending pressure vessels. Within each pressure vessel, two pairs of parallel rotating screws are positioned for moving food products through a liquid environment at a desired temperature for continued pasteurization or sterilization in the heat maintenance stage, and product cooling within the cooling stage. |
| US08586895B2 |
Vehicle tank for a liquid reducing agent, in particular for a urea solution
The invention relates to a plastic vehicle tank for an aqueous urea solution used for reducing the hydrogen oxide content in exhaust gases of an internal combustion engine. In the preferred embodiment, the inventive tank comprises a functional unit comprising at least one pump, at least one pressure control valve, at least one internal container provided with an internal electrical heating and at least one suction line. The functional unit is preferably mounted in the form of a lid on the container opening for closing it. |
| US08586894B2 |
Vehicle window panel
A vehicle window panel includes a panel body having a plate shape and made of a resin material. The panel body integrally includes a window portion permitting light to pass therethrough. A conductive layer strip is formed on an interior surface of the window portion by applying a paste containing silver powder, as a main component, and thermosetting resin, as a binder, onto the interior surface. The layer strip has a width ranging from 0.05 mm to 0.1 mm, both inclusive. |
| US08586893B2 |
Rapid detection of imminent failure in optical thermal processing of a substrate
A system for thermal processing of a substrate includes a source of radiation, optics disposed between the source and the substrate to receive light from the source of radiation at the optics proximate end, and a housing holding the optics and having a void inside the housing isolated from light emitted from the source. A light detector is disposed within the void in the housing to detect light from the optics emitted into the housing and send a deterioration signal. The system further includes a power supply for the source of radiation, and a controller to control the power supply based on the deterioration signal from the light detector. |
| US08586891B2 |
Wire electrical discharge machining apparatus
In a wire electrical discharge machining apparatus, an upper main-discharge power supply is connected between an upper conducting terminal and a workpiece using an upper main-feeder line capable of configuring outward and homeward paths, and a lower main-discharge power supply is connected between a lower conducting terminal and the workpiece using a lower main-feeder line capable of configuring outward and homeward paths. Moreover, a sub-discharge power supply is connected between the upper conducting terminal and the workpiece and between the lower conducting terminal and the workpiece using an upper and a lower sub-feeder lines that have higher impedances than the impedances of the upper and the lower main-feeder lines and can configure outward and homeward paths. |
| US08586890B2 |
Methods of separating, identifying and dispensing specimen and device therefor, and analyzing device method
A specimen sorter includes a separating device to remove a specimen from a container, a detection device to identify the specimen as a target specimen or a non-target specimen, and a dispensing device to dispense the specimen. The dispensing device includes a dispensing nozzle to contact a vibration member to form liquid droplets at a front end of the dispensing nozzle and to dispense the liquid droplets, a first container to collect the liquid droplets dispensed from the dispensing nozzle that contain the target specimen, and a second container to collect the liquid droplets dispensed from the dispensing nozzle that contain the non-target specimen. |
| US08586889B2 |
Multiposition switch
A multiposition switch that comprises a base member accommodating a plurality contact members, respectively. The plurality of contact members are adapted to electrically mate to a host printed circuit board. A routing subassembly is rotatably coupled to the base member. The routing subassembly includes a routing member that defines a plurality of electrical paths between the contact members for switching between combined and uncombined positions. An actuator is coupled to the rotating member for rotating the routing member with respect to the base member between the combined and uncombined positions. |
| US08586884B2 |
Tamper-resistant keypad for mobile device
A tamper-resistant keypad is described. The keypad includes a keycap for actuation by a user. An actuator includes a first end that is coupled to the keycap. A frame having an aperture is adapted to receive the actuator such that the second end of the actuator is captured by the frame. The actuator is prevented from being removed from the frame. |
| US08586883B2 |
Key module for portable devices
A key module for portable devices includes a PCB having at least one pair of high resistance film and welding point, a rubber key having a protruded key head, and a set of upper case and bottom case. The rubber key has two conducting carbon arcs opposite to the at least one pair of high resistance film on a concave backside thereof. A top of the head portion has a concave on a middle portion thereof and two protrusions on right and left ends thereof for specific input functions. The upper case has at least one through hole for revealing the concave and the protrusions of the head portion while the rubber key and the PCB are covered by the upper and bottom cases. |
| US08586878B2 |
Switch engagement assembly for an automobile door panel
A switch engagement assembly includes a base component including a plurality of mating devices and a switch box configured to couple to the base component, the switch box including a plurality of complementary mating receptacles, each mating receptacle configured to receive a respective mating device. Also described herein is a vehicle arm rest including the switch engagement assembly. |
| US08586876B2 |
Laminated circuit board and board producing method
A laminated circuit board includes a first wiring board that has a first land formed on a surface thereof; a second wiring board that has a second land formed on a surface thereof; a bonding layer that is made of a bonding resin, being laid between the first wiring board and the second wiring board, wherein the bonding layer electrically connects the first land and the second land via a conducting material; and a plate that has a through-hole into which the conducting material is supplied, wherein the plate has a resin accommodating space that accommodates therein an excess bonding resin that appears during layer stacking. |