20th week of 2013 patent applcation highlights part 36 |
Patent application number | Title | Published |
20130121400 | ADAPTIVE RADIO CONTROLLED CLOCK EMPLOYING DIFFERENT MODES OF OPERATION FOR DIFFERENT APPLICATIONS AND SCENARIOS - A configurable system and method for a radio controlled clock (RCC) receiver adapted to apply different strategies for extracting timing and time information from a phase modulated signal depending on the type of application the RCC is used in and on the reception conditions. The official time signal is broadcast from a central location using a modulation scheme which includes phase modulation that alternates between different information rates, allowing for multiple alternative reception modes that are suited for different ranges of signal-to-interference-and-noise-ratio (SINR). The operation of the RCC is configured by the application that hosts it, such that the reception performance and the energy consumption best suit that application. The reception mode used by the RCC at a given time may be selected automatically, i.e. without user intervention, based on the device's profile of operation and the reception conditions. | 2013-05-16 |
20130121401 | VIDEO COMPRESSION FOR HIGH EFFICIENCY VIDEO CODING - Encoding methods directed to making coding decisions and estimating coding parameters including searching for optimal angular prediction in intra-prediction mode; choosing the best intra block subdivision; and providing motion estimation for tree-structured inter coding. The methods are targeted to HEVC specifications of video compression, however, may be used with other video coding standards. | 2013-05-16 |
20130121402 | IMAGE CODING APPARATUS AND METHOD - An image coding apparatus includes: a division unit configured to divide a coding target picture included in an input video signal into a plurality of slices each including one or more data blocks; a coding unit configured to code the video signal in a unit of the slice divided by the division unit; and a setting unit configured to set at least one of a division position of the slice and a number of divisions of the slice, to the division unit. In the image coding apparatus, the setting unit sets at least one of the division position of the slice and the number of divisions of the slice so that slice boundaries differ from each other between adjacent pictures. | 2013-05-16 |
20130121403 | METHOD AND APPARATUS FOR QP MODULATION BASED ON PERCEPTUAL MODELS FOR PICTURE ENCODING - A method for encoding a picture is disclosed. The method generally includes the steps of (A) generating at least one respective macroblock statistic from each of a plurality of macroblocks in the picture, (B) generating at least one global statistic from the picture and (C) generating a respective macroblock quantization parameter for each of the macroblocks based on both (i) the at least one respective macroblock statistic and (ii) said at least one global statistic. | 2013-05-16 |
20130121404 | Transcoder Unit and Method - A transcoder is provided that achieves lower complexity without picture quality loss. The transcoder may be either an open loop transcoder or a closed loop transcoder. | 2013-05-16 |
20130121405 | Method for Coding Signals with Universal Quantized Embeddings - Distances between data are encoded by per a random projection, followed by dithering and scaling, with a fixed scaling for all values. The resulting dithered and scaled projection is quantized using a non-monotonic 1-bit quantizer to form a vector of bits representing the signal. The distance between signals can be approximately calculated from the corresponding vectors of bits by computing the hamming distance of the two vectors of bits. The computation is approximately correct up to a specific distance, determined by the scaling, and not beyond that | 2013-05-16 |
20130121406 | 8-POINT TRANSFORM FOR MEDIA DATA CODING - In general, techniques are described for implementing an 8-point discrete cosine transform (DCT). An apparatus comprising an 8-point discrete cosine transform (DCT) hardware unit may implement these techniques to transform media data from a spatial domain to a frequency domain. The 8-point DCT hardware unit includes an even portion comprising factors A, B that are related to a first scaled factor (μ) in accordance with a first relationship. The 8-point DCT hardware unit also includes an odd portion comprising third, fourth, fifth and sixth internal factors (G, D, E, Z) that are related to a second scaled factor (η) in accordance with a second relationship. The first relationship relates the first scaled factor to the first and second internal factors. The second relationship relates the second scaled factor to the third internal factor and a fourth internal factor, as well as, the fifth internal factor and a sixth internal factor. | 2013-05-16 |
20130121407 | VIDEO ENCODING DEVICE AND VIDEO DECODING DEVICE - A video encoding device and a video decoding device prevent an increase in the number of lines of a reference line buffer in a pseudo random noise injection process. The video encoding device includes: an inverse quantization unit for inverse-quantizing a quantization index to obtain a quantization representative value; an inverse frequency transform unit for inverse-transforming the quantization representative value obtained by the inverse quantization unit, to obtain a reconstructed image block; and an asymmetrical distortion removal filter unit for injecting pseudo random noise to an area asymmetrical about a boundary of the reconstructed image block. | 2013-05-16 |
20130121408 | VIDEO IMAGE ENCODING DEVICE AND VIDEO IMAGE DECODING DEVICE - When injecting pseudo random noise to an area centered on a block boundary, a video encoding device and a video decoding device prevent injection of pseudo random noise to an area including a reference image for subsequent planar mode filtering, in order to suppress linear artifacts. The video encoding device includes: an inverse quantization unit for inverse-quantizing a quantization index to obtain a quantization representative value; an inverse frequency transform unit for inverse-transforming the quantization representative value obtained by the inverse quantization unit, to obtain a reconstructed image block; and an adaptive distortion removal filter unit for injecting pseudo random noise to an area centered on a boundary of the reconstructed image block, wherein the adaptive distortion removal filter unit does not inject pseudo random noise to an area including a reference image for planar mode filtering. | 2013-05-16 |
20130121409 | Methods and Apparatus for Face Fitting and Editing Applications - Various embodiments of methods and apparatus for face fitting are disclosed. In one embodiment, sets of two-dimensional local feature points on a face in each image of a set of images are identified. The set of images includes a sequence of frames a video stream. A three-dimensional face model for the face in the each image is generated as a combination of a set of predefined three-dimensional face models. In some embodiments, the generating includes reducing an error between a projection of vertices of the set of predefined three-dimensional face models and the two-dimensional local feature points of the each image, and constraining facial expression of the three-dimensional face model to change smoothly from image to image in the sequence of video frames. | 2013-05-16 |
20130121410 | Method and Apparatus of Video Encoding with Partitioned Bitstream - A method and apparatus for video encoding to generate a partitioned bitstream without buffering transform coefficient and/or prediction data for subsequent coding units are disclosed. An encoder incorporating an embodiment according to the present invention receives first video parameters associated with a current coding unit, wherein no first video parameters associated with subsequent coding units are buffered. The encoder then encodes the first video parameters to generate a current first compressed data corresponding to the current coding unit. A first memory address in the first logic unit is determined and the encoder provides the current first compressed data at the first memory address in the first logic unit. | 2013-05-16 |
20130121411 | AUDIO OR VIDEO ENCODER, AUDIO OR VIDEO DECODER AND RELATED METHODS FOR PROCESSING MULTI-CHANNEL AUDIO OR VIDEO SIGNALS USING A VARIABLE PREDICTION DIRECTION - An encoder/decoder is based on a combination of two audio or video channels to obtain a first combination signal as a mid-signal and a residual signal derivable using a predicted side signal derived from the mid-signal. A decoder uses the prediction residual signal, the first combination signal, a prediction direction indicator and prediction information to derive decoded first channel and second channel signals. A real-to-imaginary transform can be applied for estimating the imaginary part of the spectrum of the first combination signal. The prediction signal used in the derivation of the prediction residual signal, the real-valued first combination signal is multiplied by a real portion of the complex prediction information and the estimated imaginary part of the first combination signal is multiplied by an imaginary portion of the complex prediction information. | 2013-05-16 |
20130121412 | VIDEO ENCODING METHOD, VIDEO DECODING METHOD, VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO ENCODING PROGRAM, AND VIDEO DECODING PROGRAM - A video processing system is provided with video encoding apparatus | 2013-05-16 |
20130121413 | CARRIAGE OF SEI MESSAGES IN RTP PAYLOAD FORMAT - A system and method of modifying error resiliency features by conveying temporal level 0 picture indices, such as t10_pic_idx, within an SEI message instead of optionally including them in the NAL unit header is provided. In addition, a mechanism is provided for enabling repetition of any SEI messages in Real-Time Transport Protocol (RTP) packets. Enabling such repetition of any SEI messages facilitates detection of lost temporal level 0 pictures on the basis of any received packet. | 2013-05-16 |
20130121414 | IMAGE INTRA-PREDICTION MODE ESTIMATION DEVICE, IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE, AND ENCODED IMAGE DATA - A coding device and a decoding device are configured to include an estimated prediction mode deciding section ( | 2013-05-16 |
20130121415 | METHODS AND APPARATUSES FOR ENCODING AND DECODING VIDEO USING INTER-COLOR-PLANE PREDICTION - Recent video coding schemes support inter-color-plane prediction to achieve higher coding efficiency and improved visual quality. Inter-color-plane prediction schemes in the prior art do not account for the variety of video content representations that are used in practice. The current invention provides methods and apparatuses for performing inter-color-plane prediction with adaptability to various existing video content representations. The benefit of the current invention is in the form of improved applicability and coding efficiency of inter-color-plane prediction techniques. | 2013-05-16 |
20130121416 | Reference Processing Using Advanced Motion Models for Video Coding - Processing a reference picture is described. A reference processing unit enables signaling of parameters such as motion model parameters, interpolation filter parameters, intensity compensation parameters, and denoising filter parameters. Methods for estimating the various parameters are also discussed. Processing improves quality of a reference picture prior to its use for prediction of a subsequent picture and thus improves the prediction. | 2013-05-16 |
20130121417 | CONSTRAINED REFERENCE PICTURE SETS IN WAVE FRONT PARALLEL PROCESSING OF VIDEO DATA - A video encoder determines reference blocks for each inter-predicted prediction unit (PU) of a tree block group such that each of the reference blocks is in a reference picture that is in a reference picture subset for the tree block group. The reference picture subset for the tree block group includes less than all reference pictures in a reference picture set of the current picture. The tree block group comprises a plurality of concurrently-coded tree blocks in the current picture. For each inter-predicted PU of the tree block group, the video encoder indicates, in a bitstream that includes a coded representation of video data, a reference picture that includes the reference block for the inter-predicted PU. A video decoder receives the bitstream, determines the reference pictures of the inter-predicted PUs of the tree block group, and generates decoded video blocks using the reference blocks of the inter-predicted PUs. | 2013-05-16 |
20130121418 | MOVING IMAGE CODING APPARATUS - An image coding apparatus determines an image pattern of image data and, based on the determined image pattern, selects a prediction mode for generating predicted pixel values by predicting pixel values in a frame using pixel values in the same frame. Alternatively, based on photographing information concerning input image data, an image coding apparatus selects a prediction mode for generating predicted pixel values by predicting pixel values in a frame using pixel values in the same frame. | 2013-05-16 |
20130121419 | TEMPORAL LUMINANCE VARIATION DETECTION AND CORRECTION FOR HIERARCHICAL LEVEL FRAME RATE CONVERTER - Systems and methods for the reduction of motion compensation artifacts in a standard or high resolution image interpolation, more specifically to temporal luminance variation, are described. In one innovative aspect, a method of correcting temporal luminance variation (TLV) artifacts during frame rate conversion is provided. The method includes detecting TLV between a first image and a second image based on edge information, TLV characteristics, and motion estimation information. The method further includes determining the location of TLV artifacts in an interpolated image between the first image and the second image. The method also includes modifying the interpolated image based on the determination. | 2013-05-16 |
20130121420 | METHOD AND SYSTEM FOR HIERARCHICAL MOTION ESTIMATION WITH MULTI-LAYER SUB-PIXEL ACCURACY AND MOTION VECTOR SMOOTHING - Aspects of a method and system for hierarchical motion estimation with multi-layer sub-pixel accuracy and motion vector smoothing are presented. Aspects of the system may include hierarchical motion vector computation that enables motion vectors to be computed at each level in the hierarchy based on a distinct pixel resolution level. A smoothing algorithm may be utilized to suppress spurious motion vector generation. The motion vectors computed at one level in the hierarchy may be utilized when computing motion vectors in a subsequent level. A bias value may be computed for each motion vector that provides an evaluation metric that may enable determination of whether the computed motion vector is to be utilized to enable generation of the interpolated image frame. | 2013-05-16 |
20130121421 | VIDEO DECODER AND METHOD OF DECODING A SEQUENCE OF PICTURES - A video decoder for decoding a sequence of pictures, each of which is coded into a plurality of transformation coefficient blocks, is configured to decode transformation coefficient blocks of different pictures on different computing kernels of a first SIMD group at the same time. | 2013-05-16 |
20130121422 | Method And Apparatus For Encoding/Decoding Data For Motion Detection In A Communication System - Embodiments relate to an apparatus and method for encoding/decoding data for motion detection in a communication system. The method for encoding data includes receiving, by an encoder, video data including a plurality of frames. Each frame is represented by a pixel vector including a number of pixel values. The method further includes generating, by the encoder, sets of measurements representing the plurality of frames. Each set of measurements represents a different frame of the plurality of frames. The generating step generates the sets of measurements by applying sensing matrices to the pixel vectors, and a same sensing matrix is used for at least two sets of measurements. | 2013-05-16 |
20130121423 | VIDEO DATA ENCODING AND DECODING - Video data encoding apparatus in which arrays of video data are reordered for entropy encoding includes a frequency domain converter for generating a frequency domain representation of data derived from an input video signal, the frequency domain representation including an array of plural frequency domain coefficients in respect of each image area. The apparatus includes a selector for selecting a reordering pattern from a set of two or more candidate reordering patterns, for use in reordering the array of frequency domain coefficients. The apparatus includes a data scanner for changing the order of the frequency domain coefficients according to the selected reordering pattern so as to generate reordered coefficients. The apparatus further includes an entropy encoder for entropy-encoding the reordered coefficients. | 2013-05-16 |
20130121424 | MOTION COMPENSATED DE-BLOCKING - Digital noise removal methods and systems for picture quality improvement on next generation high quality set-top-box and digital TV SOCs is disclosed with particular to a de-blocking method and system that is effective on on-grid and off-grid blocky artifacts generated by lossy video compression standards. Blocky artifacts are filtered by extracting motions vectors for a current pixel block, calculating off-grid positions based on the extracted motion vectors, and applying de-blocking filtering along the calculated off-grid positions. The methods and systems can further skip filtering on-grid blocky artifacts to be filtered by an on-grid de-blocking filter known in the art. | 2013-05-16 |
20130121425 | Coexistence Method by Requesting Access to the Channel - Systems and methods for implementing coexistence by requesting access to a channel in power line communications (PLC) are described. In an illustrative embodiment, a method performed by a PLC device, such as a PLC meter, may include detecting a communication from foreign PLC device on a PLC network in response to a foreign preamble received by the PLC device, determining whether a threshold back-off duration has been reached, and transmitting a channel access request in response to a determination that the threshold back-off duration has been reached. | 2013-05-16 |
20130121426 | TWACS PULSE INDUCTOR REVERSAL CIRCUIT - A circuit (C | 2013-05-16 |
20130121427 | SCALED POWER LINE BASED NETWORK - A power line communication network includes a first power line communication sub-network, a second power line communication sub-network, and an isolation filter disposed between first and second power line communication sub-networks. The isolation filter is configured to pass electrical power signals between the first and second power line communication sub-networks, and to block passage of data communication signals from the first power line communication sub-network to the second power line communication sub-network. | 2013-05-16 |
20130121428 | FUEL DISPENSING ENVIRONMENT UTILIZING RETROFIT BROADBAND COMMUNICATION SYSTEM - A fueling environment communication system for providing high bandwidth information via existing field wiring to a plurality of forecourt devices. The communication system according to this aspect comprises a back room communication module having a first plurality of Ethernet ports for connection to external devices using Ethernet communication and a second plurality of Ethernet ports. The back room communication module further comprises a plurality of modulation interface devices each connected on a first side to a respective one of the second plurality of Ethernet ports. A summing and isolation module having a high pass filter is connected to each of the modulation interface devices on a second side thereof to pass a modulated high frequency signal. The summing and isolation module further has a low pass filter through which low frequency legacy data can be passed and combined with said modulated high frequency signal. In addition, summing and isolation module is connectable via existing field wiring to communicate with forecourt devices in point-to-point fashion. | 2013-05-16 |
20130121429 | DATA TRANSFER SYSTEM, DATA TRANSFER METHOD, RECEIVING CIRCUIT, AND RECEIVING METHOD - A data transfer system includes a transmission circuit, which operates by a first clock signal, and a receiving circuit, which operates by a second clock signal different from the first clock signal. The transmission circuit includes an output circuit that outputs a poll signal, of which a level is logically inverted in accordance with a transmission timing of transmission data from the transmission circuit to the receiving circuit. A first signal generating circuit receives the transmission data at a plurality of timings and generates plural sets of reception data corresponding to the plurality of timings. A second signal generating circuit receives the poll signal at the plurality of timings and generates synchronous poll signals corresponding to the plurality of timings. A data selecting circuit compares levels of the synchronous poll signals with each other and selects one of the sets of reception data based on the comparison result. | 2013-05-16 |
20130121430 | FEEDER LINK CONFIGURATIONS TO SUPPORT LAYERED MODULATION FOR DIGITAL SIGNALS - Systems and methods are disclosed for feeder link configurations to layered modulation. One feeder link system employs feeder link spot beam to antennas in distinct coverage areas to enable frequency reuse. Another system employs narrow beam width feeder link antenna to illuminate individual satellites also enabling frequency reuse. Yet another system uses layered modulation in the feeder link. Another feeder link system employs a higher order synchronous modulation for the satellite feeder link than is used in the layered modulation downlink signals. | 2013-05-16 |
20130121431 | APPARATUS AND METHOD FOR JOINTLY SELECTING PRECODING MATRICES IN A MIMO MULTI-FLOW SYSTEM - An apparatus and a method are disclosed for jointly selecting precoding matrices for a plurality of received transmissions, such as those that might be received from a primary serving cell and a secondary serving cell in a multi-flow radio access network wherein each of the serving cells is configured to provide a MIMO transmission. Here, by jointly selecting the precoding matrices, interference from each of the downlink transmissions upon the other transmission can be reduced, thus improving overall performance at the receiving entity. | 2013-05-16 |
20130121432 | METHOD AND APPARATUS FOR CODEBOOK BASED FEEDBACK IN A CLOSED LOOP WIRELESS COMMUNICATION SYSTEM - A method and apparatus are provided for feedback for closed-loop transmitting with multiple transmit antenna elements and multiple receive antenna elements. A base station includes a codebook containing sets of weightings for the multiple transmit antenna elements, with each set of weightings identified by an index and the codebook known to the base station and a served mobile station (MS). The base station pre-codes pilot signals using a precoding matrix, preferably a unitary matrix, to produce pre-coded pilot signals, which precoding matrix may or may not be known to the MS and which precoding matrix may or may not be included in the codebook. The base station then transmits the pre-coded pilot signals to the MS via the multiple transmit antenna elements and, in response, receives an index to a set of weightings in the codebook for use in a subsequent transmission of a data stream. | 2013-05-16 |
20130121433 | MODIFYING A SIGNAL BY CONTROLLING TRANSMIT DIVERSITY PARAMETERS - A method for modifying a signal transmitted from a mobile communication device comprising by perturbing a transmit diversity parameter from its nominal value by modulating the parameter with respect to the nominal value in a first direction for a first feedback interval and then in a second direction for a second feedback interval, receiving a feedback signal including feedback information relating to the perturbed signal as received at a feedback device, and based at least on the feedback information, adjusting the nominal value of the transmit diversity parameter by increasing, decreasing, or preserving the nominal value. | 2013-05-16 |
20130121434 | System for Distributed Interference Alignment - A system and method for realizing distributed interference alignment is disclosed. The system comprises a retrieving module, a determination module and a precoding module. The retrieving module retrieves source data. The determination module generates data describing one or more requirements for one or more associated Interference Alignment (IA) groups. The precoding module calculates a precoding vector based at least in part on the data describing the one or more requirements for the one or more associated IA groups. The precoding module is communicatively coupled to the retrieving module to receive the source data. The precoding module generates a transmission signal based at least in part on the precoding vector and the source data. | 2013-05-16 |
20130121435 | Crosstalk Management For OFDM Communication System In Power Efficient Transmission Mode - In the present disclosure, several techniques are proposed to estimate the worst-case crosstalk noise and use it for bit-loading and SRA calculations so that fluctuating crosstalk when PET mode is enabled does not lead to system instability. One of the proposed techniques involves strategically placing some marker tones in the transmitters of the affecting lines. The noise floor may be inferred by interpolating the noise observed on these marker tones (tones that are always-on) and applying to the entire frequency band on the victim line. Another proposed technique involves periodically transmitting a set of marker symbols (fully loaded OFDM symbols), so that a victim channel can estimate the SNRs in a worst case crosstalk scenario. | 2013-05-16 |
20130121436 | DISTRIBUTING CLOCK ASSOCIATED WITH A WIRED DATA CONNECTION OVER WIRELESS INTERFACES USING FREQUENCY CORRECTION AT THE TRANSMITTER SIDE - A clock extractor extracts clock frequency f | 2013-05-16 |
20130121437 | METHOD AND APPARATUS FOR ACQUIRING A PRECODING MATRIX INDICATOR AND A PRECODING MATRIX - In the field of communication technologies, a method and an apparatus for acquiring a Precoding Matrix Indicator (PMI) and a Precoding Matrix (PM) are provided. The method includes: acquiring a reference PMI and a differential PMI according to a first non-differential codebook and a first diagonal differential codebook, where codewords included in the first diagonal differential codebook form a diagonal matrix. The apparatus includes a PMI acquiring module. Acquiring a reference PMI and a differential PMI according to a non-differential codebook and a diagonal differential codebook can reduce the feedback overhead or improve the feedback precision; and the fact that codewords included in the diagonal differential codebook form a diagonal matrix can maintain amplitude characteristics (for example, a constant modulus characteristic, and a finite character set constraint characteristic) of elements of the non-differential codebook or facilitate power distribution among antennas. | 2013-05-16 |
20130121438 | PRECODING METHOD, AND TRANSMITTING DEVICE - Disclosed is a transmission scheme for transmitting a first modulated signal and a second modulated signal in the same frequency at the same time. According to the transmission scheme, a precoding weight multiplying unit multiplies a precoding weight by a baseband signal after a first mapping and a baseband signal after a second mapping and outputs the first modulated signal and the second modulated signal. In the precoding weight multiplying unit, precoding weights are regularly hopped. | 2013-05-16 |
20130121439 | Design of a Global Codebook for Coordinated Multi-Point Processing - In accordance with one or more embodiments of the present disclosure a method for generating a codebook comprises generating a plurality of wireless communication channel representations. The method further comprises generating a precoding matrix for each of the plurality of wireless communication channel representations. The method additionally comprises performing a clustering operation on the precoding matrices to determine a plurality of centroids associated with the precoding matrices. Also the method includes determining codewords based on the centroids and generating a codebook based on the codewords. | 2013-05-16 |
20130121440 | METHOD AND APPARATUS FOR IMPLEMENTING DIGITAL BASEBAND PREDISTORTION - An apparatus for implementing digital baseband predistortion includes a transmission channel including a digital-to-analog converter, a modulator, an amplifier and a power amplifier, and further includes a feedback channel analog part including a diode detector, a filter and an analog-to-digital converter, and a feedback channel digital part including a predistorter, a mode obtaining unit, a predistortion coefficient generator and a feedback correcting unit. The diode detector is configured to obtain an envelope of an output signal of the power amplifier. Embodiments of the present invention further provide a method for implementing digital baseband predistortion by applying the foregoing single-chip. Due to a simple structure of the diode detector, not only the number of radio frequency devices on the feedback channel is reduced, implementation complexity of hardware is lowered, power consumption is reduced, but also a feedback channel analog part may be integrated onto the single-chip. | 2013-05-16 |
20130121441 | TRANSMISSION METHOD, TRANSMISSION DEVICE, RECEPTION METHOD, AND RECEPTION DEVICE - Provided is a precoding method for generating, from a plurality of baseband signals, a plurality of precoded signals to be transmitted over the same frequency bandwidth at the same time, including the steps of selecting a matrix F[i] from among N matrices, which define precoding performed on the plurality of baseband signals, while switching between the N matrices, i being an integer from 0 to N−1, and N being an integer at least two, generating a first precoded signal z | 2013-05-16 |
20130121442 | METHOD AND APPARATUS FOR MAPPING QUADRATURE AMPLITUDE MODULATION SYMBOL - A method and an apparatus for mapping a quadrature amplitude modulation (QAM) symbol. The QAM symbol mapping apparatus includes a frequency checker, which checks frequencies of sub-carriers in an orthogonal frequency division multiplexing (OFDM) symbol; and a data categorizer, which maps data coded for error correction and uncoded data to the sub-carriers based on the checked frequencies, wherein the data categorizer maps a combination of the coded data and the uncoded data with respect to sub-carriers having frequencies lower than a reference frequency. | 2013-05-16 |
20130121443 | QUADRATURE MODULATOR BALANCING SYSTEM - A method of balancing a quadrature modulator includes exciting an in-phase input of the quadrature module and sweeping a phase of an injection signal through a range of degrees, and determining a plurality of in-phase DC components. The method further includes exciting a quadrature input of the quadrature module and sweeping a phase of the injection signal through the range of degrees, and determining a plurality of quadrature DC components. An in-phase sinusoidal equivalent of the plurality of in-phase DC components and a quadrature sinusoidal equivalent of the plurality of quadrature DC components may be determined. At least one correction factor that balances the quadrature modulator may be determined based on a comparison between the in-phase sinusoidal equivalent and the quadrature sinusoidal equivalent. | 2013-05-16 |
20130121444 | DRIVER CIRCUIT FOR DRIVING A POWER AMPLIFIER - A circuit for providing AM/PM modulation is described. The circuit includes a signal generator, which provides two phase modulated (PM) signals used to form two drive signals which are later combined in a constructive/destructive fashion. The combination of the two phase modulated signals form a signal for driving a load. When the load is driven, the resulting signal is AM/PM modulated. | 2013-05-16 |
20130121445 | RADIO RECEIVER APPARATUS AND RADIO TRANSMITTER APPARATUS - A radio receiver apparatus that can effectively utilize GI to improve the reception quality. In this apparatus, a data extracting part extracts a data portion of a direct wave from a signal subjected to a radio reception process by a received RF part. A GI extracting part extracts, from the signal subjected to the radio reception process by the received RF part, GI having a length determined by an extracted GI length deciding part. The extracted GI is adjusted by a data position adjusting part such that its rear end coincides with the read end of the extracted data portion. A combining part combines the extracted data portion with the GI the data position of which has been adjusted. The combined signal is then supplied to a frequency axis equalizing part, which equalizes the signal distortions of the combined signal on the frequency axis. | 2013-05-16 |
20130121446 | SIGNAL DETECTION DEVICE, METHOD OF CONTROLLING SAME, PROGRAM, AND WIRELESS COMMUNICATION DEVICE - A signal detection device includes: a band limiting filter in which cutoff frequency is changeable; a signal detection unit that detects whether or not a signal of a specific frequency is present, from a received signal; and a control unit that executes a first signal detection that causes the signal detection unit to detect a signal, with a cutoff frequency of the band limiting filter less than the Nyquist frequency of an A/D converter, and a second signal detection that causes the signal detection unit to detect a signal, with a cutoff frequency of the band limiting filter greater than or equal to the Nyquist frequency of the A/D converter. | 2013-05-16 |
20130121447 | Parallel Execution of Trellis-Based Methods - A receiver system and method for recovering information from a symbol data sequence Y. The symbol data sequence Y corresponds to a symbol data sequence X that is transmitted onto the channel by a transmitter. The symbol data sequence X is generated by the transmitter based on associated information bits. At the receiver, a set of two or more processors operate in parallel on two or more overlapping subsequences of the symbol data sequence Y, where each of the two or more overlapping subsequences of the symbol data sequence Y corresponds to a respective portion of a trellis. The trellis describes redundancy in the symbol data sequence Y. The action of operating in parallel generates soft estimates for the associated information bits. The soft estimates are useable to form a receive message corresponding to the associated information bits. | 2013-05-16 |
20130121448 | CHANNEL ESTIMATION AND EQUALIZATION FOR HARD-LIMITED SIGNALS - The present invention provides a method and apparatus for channel estimation when the amplitude of a received signal is hard-limited. A channel estimator computes amplitude estimates for the received signal based on the phase samples of the received signal. The amplitude estimates may comprise the expected values of the amplitude given the phase samples. The channel estimator then computes revised channel estimates based on the amplitude estimates and the phase samples. The process may be performed iteratively to refine the channel estimates during each iteration. | 2013-05-16 |
20130121449 | METHOD AND DEVICE FOR DIRECT NUCLEAR ENERGY CONVERSION IN ELECTRICITY IN FUSION AND TRANSMUTATION PROCESSES - A method and device to generate electric energy on demand by fusion or transmutation nuclear reactions produced inside a super-capacitor that uses inter-atomic field's particularities obtained inside nano-structures, by using temperature, density and electric fields in order to modify nuclear entanglement and quantum non-localities particularities in order to control nuclear reaction rate of an inserted material, called nuclear fuel, facilitated by the nano-structure nuclear composition, called burner, that controls the non-local nuclear reaction. | 2013-05-16 |
20130121450 | WATER FILLING SYSTEM FOR REACTOR WATER LEVEL GAUGE - A water filling system for a reactor water level gauge is provided for filling a reactor water level gauge instrumentation pipe in a reactor building with water and filling the reactor water level gauge with water even in an unexpected abnormal event where the reactor building is brought into a highly radioactive environment. The water filling system for a reactor water level gauge includes a water filling instrumentation pipe guided from the reactor water level gauge instrumentation pipe in the reactor building to an outside of the reactor building and filling the reactor water level gauge instrumentation pipe in the reactor building with water even in an unexpected abnormal event of a nuclear power plant. | 2013-05-16 |
20130121451 | Nuclear Reactor Vibration Monitoring Apparatus and Method of Monitoring Nuclear Reactor Vibration - Vibration of a jet pump installed in a reactor pressure vessel of a boiling water reactor is monitored. Ultrasonic waves are transmitted from an ultrasonic sensor installed on an outer surface of the reactor pressure vessel toward a throat and a diffuser of the jet pump. When the ultrasonic waves reach respective outer surfaces of the throat and diffuser, reflected waves are generated at the respective outer surfaces. The ultrasonic sensor receives those reflected waves. The ultrasonic signal process section obtains a distance in the horizontal direction between the throat and the diffuser based on a time difference of the reflected waves reflected from respective reflection surfaces of the throat and diffuser and a sound speed in reactor water in the neighborhood of the throat and diffuser. A relative vibration is obtained based on the change with time of the distance. | 2013-05-16 |
20130121452 | PRESSURE-TUBE REACTOR WITH PRESSURIZED MODERATOR - A nuclear reactor can include a pressure vessel for containing a pressurized moderator at a first pressure. The nuclear reactor can also include a plurality of fuel channels for a coolant fluid at a second pressure. The plurality of fuel channels are fluidly connected at inlet ends thereof to a coolant supply conduit and are adapted to receive nuclear fuel bundles and to be mounted within the pressure vessel and surrounded by the moderator. The outlet ends of the fuel channels are fluidly connected to a coolant outlet conduit to enable the coolant fluid to circulate from the coolant supply conduit through the fuel channels to the coolant outlet conduit. The plurality of fuel channels maintain separation between the coolant fluid circulating within the fuel channels and the moderator. | 2013-05-16 |
20130121453 | PRESSURIZED WATER REACTOR WITH UPPER PLENUM INCLUDING CROSS-FLOW BLOCKING WEIR - A pressurized water reactor (PWR) comprises: a nuclear core comprising a fissile material; a cylindrical pressure vessel having a vertically oriented cylinder axis and containing the nuclear core immersed in primary coolant water; and a hollow cylindrical central riser disposed concentrically with and inside the cylindrical pressure vessel. A downcomer annulus is defined between the hollow cylindrical central riser and the cylindrical pressure vessel. The hollow cylindrical central riser has a radially expanding upper orifice that merges into an annular divider plate that separates an upper plenum above the annular divider plate from a lower plenum below the annular divider plate. The upper plenum is in fluid communication with the radially expanding upper orifice and the lower plenum is in fluid communication with the downcomer annulus. A weir may extend away from a bottom wall of the lower plenum into the lower plenum. An emergency core cooling system (ECCS) return line nozzle may be arranged to inject water into the upper plenum. A pump support plate spans the inner diameter of the cylindrical pressure vessel and forms a portion of the pressure boundary of the cylindrical pressure vessel, and reactor coolant pumps (RCPs) are supported by the pump support plate. Alternatively, reactor coolant pumps (RCPs) are supported by an arcuate annular ledge formed in the upper portion of the cylindrical pressure vessel. | 2013-05-16 |
20130121454 | SEMI-PORTABLE EMERGENCY COOLING SYSTEM FOR REMOVING DECAY HEAT FROM A NUCLEAR REACTOR - An emergency temporary spent fuel pool cooling system for a nuclear power generating facility that has a permanently installed primary loop within the nuclear containment and a mobile temporary secondary loop. The secondary loop is housed in transport vehicles that can be stored off site and is connectable in heat exchange relationship with the primary loop through quick disconnect couplings that are accessible on the outside of the reactor containment. The transport vehicles also include self-contained power and compressed air sources for powering and controlling the entire emergency cooling system. The system also has a make-up water injection capability for refueling the spent fuel pool and secondary loop. | 2013-05-16 |
20130121455 | SIGNAL TRANSFER CIRCUIT AND IMAGE PICKUP DEVICE - A signal transfer circuit may include first to n | 2013-05-16 |
20130121456 | DRIVER CIRCUIT, DISPLAY DEVICE INCLUDING THE DRIVER CIRCUIT, AND ELECTRONIC APPLIANCE INCLUDING THE DISPLAY DEVICE - An object of the present invention is to provide a driver circuit including a normally-on thin film transistor, which driver circuit ensures a small malfunction and highly reliable operation. The driver circuit includes a static shift register including an inverter circuit having a first transistor and a second transistor, and a switch including a third transistor. The first to third transistors each include a semiconductor layer of an oxide semiconductor and are depletion-mode transistors. An amplitude voltage of clock signals for driving the third transistor is higher than a power supply voltage for driving the inverter circuit. | 2013-05-16 |
20130121457 | Patient Positioning System - A system includes acquisition of a three-dimensional computed tomography image of a patient volume at a computed tomography scanner, acquisition of projection images of the patient volume located at an isocenter of a linear accelerator, and determination of a transformation between a coordinate system of the linear accelerator and a coordinate system of the three-dimensional computed tomography image based on the projection images. | 2013-05-16 |
20130121458 | COMPUTED TOMOGRAPHY APPARATUS AND CONTROL METHOD FOR THE SAME - A computed tomography apparatus and a method for controlling the same are provided. The apparatus is capable of switching between a high energy mode and a low energy mode at a high speed using a filter that rotates at a high speed. The computed tomography apparatus includes an X-ray generator which generates and irradiates X-rays toward a subject, an X-ray filter which includes at least one filter member, a driver which rotates the X-ray filter such that the filter members are selectively disposed in an irradiation path of X-rays generated by the X-ray generator, a detector which detects the X-rays that are transmitted to the subject, and a host apparatus which obtains X-ray images by using detected X-rays, separates the obtained X-ray images based on filter members to which the corresponding X-rays are transmitted, and reconstructs the images by using X-ray images of the identical filter member. | 2013-05-16 |
20130121459 | C-Arm System - A C-arm system includes a first floor-mounted C-arm, a second ceiling-mounted C-arm, and a recording space for an object that is to be examined. The C-arms and the recording space are arranged in relation to each other such that recordings of the object may be made by the C-arms in two different planes. The second C-arm is configured for an orbital movement about an angular range of at least 180 degrees. | 2013-05-16 |
20130121460 | X-RAY INTENSITY CORRECTION METHOD AND X-RAY DIFFRACTOMETER - An X-ray intensity correction method makes the background uniform by adjusting a raster element and an X-ray diffractometer. An X-ray intensity correction method for correcting the intensity of diffracted X-rays includes the steps of focusing X-rays on a sample for correction placed at a gonio center, entering fluorescent X-rays excited by the focused X-rays into a raster element formed by polycapillaries and having a unique focal point, detecting the fluorescent X-rays having passed through the raster element; and adjusting the arrangement of the raster element so that the fluorescent X-rays can uniformly be detected regardless of the detecting position. Since fluorescent X-rays are used, it is possible to adjust the position of the raster element because if the focal point of the raster element coincides with the gonio center, the intensity becomes uniform regardless of the detected position. | 2013-05-16 |
20130121461 | METHOD OF MANAGING A WEIGHT CONDITION IN AN ANIMAL - A methodology of managing a weight condition of a companion animal by determining body fat composition of the companion animal and an appropriate weight loss regimen based on the body fat percentage is provided. More specifically, described herein is a clinically useful tool and methodology to apply to over-weight and obese animals for use in managing a weight condition of the overweight or obese animal by determining the body fat percentage of the animal and providing a weight loss regimen. | 2013-05-16 |
20130121462 | X-RAY GENERATOR AND X-RAY PHOTOGRAPHING APPARATUS - An X-ray generator and an X-ray photographing apparatus including the X-ray generator generate characteristic X-rays. The X-ray generator includes an electron beam emission unit that emits electron beams; an electron beam guide unit, in which the electron beam emission unit is disposed, for condensing the electron beams and causing the electron beams to travel in a predetermined direction; and a target unit disposed to face the electron beam guide unit, and discharging X-rays when the electron beams collide with the target unit. | 2013-05-16 |
20130121463 | METHOD AND APPARATUS FOR IDENTIFYING AUTHENTICITY OF AN OBJECT - An apparatus and method for applying x-ray absorption, refraction, and/or scatter detection methods to authenticate objects. The invention can be used for the authentication of any object, such as, without limitation, artwork, antiques, currency, shipped materials, etc., by the application of a detection material that is detectable by applying x-rays. The detection material is imbedded within the object, or otherwise invisible to the human eye, IR, UV, and conventional x-ray radiography techniques. The method of this invention is particularly useful in security applications, such as for verifying the authenticity of identification documents like passports and similar identification cards. | 2013-05-16 |
20130121464 | RADIATION IMAGING APPARATUS AND CONTROL METHOD THEREOF, AND RADIATION IMAGING SYSTEM - Besides normal pixels, a plurality detection pixels are arranged in an imaging surface of an FPD. In preliminary imaging, X-rays are emitted to an imaged body portion of a patient. The detection pixels receive the X-rays passed through the body portion, and output AEC detection signals. If an integral value of the AEC detection signals has reached a threshold value, X-ray emission is stopped and the preliminary imaging is completed. A main exposure condition determination unit determines a main irradiation time, being an irradiation time with the X-rays during the main imaging, based on an irradiation time with the X-rays during the preliminary imaging and the integral value of the AEC detection signals. The main imaging is performed using the main irradiation time. The normal pixels continue a charge accumulation operation over the preliminary imaging and the main imaging to produce an X-ray image for use in diagnosis. | 2013-05-16 |
20130121465 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays detected by the detector, to obtain bone image information and soft tissue image information of the subject, based on the obtained X-ray images, and to produce one image including the bone image information and the soft tissue image information. | 2013-05-16 |
20130121466 | X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, an end-of-life detection unit in an X-ray diagnostic apparatus is configured to detect an end of life of a detector on the basis of an output value in an X-ray image, and includes: a luminance-level-value computation unit configured to calculate an amount of X-ray irradiation of the detector on the basis of the output value in an area of interest which is set on any one of the X-ray image and the detector; an irradiation-amount accumulation unit configured to calculate an accumulated amount of irradiation in the area of interest by adding the amount of X-ray irradiation calculated by the luminance-level-value computation unit to a previous amount of X-ray irradiation in the area of interest; and an end-of-life judgment unit configured to make a judgment on the end of life of the detector on the basis of the accumulated amount of irradiation. | 2013-05-16 |
20130121467 | Method of Determining Spatial Response Signature of Detector in Computed Radiography - Method and system for determining the spatial response signature of a x-ray detector comprising a photostimulable phosphor by generating a flat field image of the detector, generating a low-pass filtered version of the flat field image and background demodulating the flat field image by pixel-wise dividing it by means of corresponding pixel values in the low-pass filtered version. | 2013-05-16 |
20130121468 | RADIOGRAPH IMAGING SYSTEM, RADIOGRAPH IMAGING METHOD, AND IMAGE DISPLAY METHOD - In the disclosed radiograph imaging system, the transmission/reception of a signal is possible between on-site communication units and a waiting area communication unit. Also, the waiting area communication unit transmits at least an imaging menu to the on-site communication units. | 2013-05-16 |
20130121469 | SYSTEM AND METHOD OF CALCULATING DOSE UNCERTAINTY - A dose calculation tool operable to generate a variance map that represents a dose uncertainty. The variance map illustrates on a point-by-point basis where high uncertainty in the dose may exist and where low uncertainty in the dose may exist. The dose uncertainty is a result of an error in one or more data parameters related to a delivery parameter or a computational parameter. | 2013-05-16 |
20130121470 | X-RAY STRESS MEASURING APPARATUS - An X-ray stress measuring apparatus, for measuring stress on a sample, comprises: a pair of X-ray generating means ( | 2013-05-16 |
20130121471 | RADIATION IMAGE DETECTION APPARATUS AND RADIATION IMAGE PHOTOGRAPHING SYSTEM - A radiation image detection apparatus, includes: a control unit configured to drive an imaging unit so that a radiation image data is acquired, an image receiving unit is reset after acquiring the radiation image data, and a dark image data is acquired; in which: the control unit changes at least one of a reset time of the image receiving unit and a reduction ratio of an reduced image data on the basis of the communication speed by such that the transmission of the reduced image data is completed at least prior to reading-out an electrical charge signal from the image receiving unit when acquiring the dark image. | 2013-05-16 |
20130121472 | THERMAL COMPENSATION SIGNAL FOR HIGH VOLTAGE SENSING - A high voltage sensing circuit with temperature compensation comprises a first series of resistors in parallel with a second series of resistors. The first series includes a material with a different temperature coefficient of resistance than in the second series. A voltage measurement circuit calculates a high voltage by use of a voltage across a resistor in the first series and a voltage differential between the series. | 2013-05-16 |
20130121473 | RADIATION GENERATING TUBE AND RADIATION GENERATING APPARATUS USING THE SAME - A radiation generating tube includes a cathode connected to an electron emitting member; an anode including a target; and an insulating tube disposed between the cathode and the anode to surround the electron emitting member. The insulating tube includes an electrical potential defining member at an intermediate portion of the insulating tube in a longitudinal axis direction of the insulating tube. The electrical potential defining member is electrically connected to an electrical potential defining unit. The potential of the electrical potential defining member is controlled to be higher than that of the cathode and lower than that of the anode. A boundary of the electrical potential defining member and the insulating tube does not face a portion of the anode exposed to the inside of the radiation generating tube. | 2013-05-16 |
20130121474 | X-RAY NEEDLE MODULE FOR LOCAL RADIATION THERAPY - An X-ray needle module for local radiation therapy according to the present invention includes: an X-ray generating part ( | 2013-05-16 |
20130121475 | ANTI-SCATTER GRID OR COLLIMATOR - Anti-scatter plates are used to attenuate secondary radiation so that it is not detected by a detector array. However, anti-scatter plates often cast dynamic shadows on the detector array which results in noise in signals produced by the detector array. As disclosed herein, an anti-scatter grid comprises at least two anti-scatter plates. A percentage difference in the shadows cast by the first and the second anti-scatter plates is substantially zero (e.g., causing uniform percentage change in shadows cast on the detector array). Additionally, the shadows that are cast by the anti-scatter plates may be substantially static. In one embodiment, this is accomplished by having a top surface of an anti-scatter plate that has a transverse dimension that is less than a bottom surface of the anti-scatter plate. | 2013-05-16 |
20130121476 | X-RAY DEVICE - An X-ray device is disclosed. In one embodiment, the device includes an X-ray detector and a power contactor which includes a contact terminal. The device may further include an X-ray table that provides a space into which the X-ray detector is inserted and that includes a push pin pressing the power contactor, wherein the power contactor selectively protrudes from the inside to the outside of the X-ray detector due to a pressure applied by the push pin, and the contact terminal is electrically connected to a power terminal of the X-ray table. The X-ray detector prevents exposure of the power contactor to the outside thereof when the X-ray detector is carried or transported and thus prevents a malfunction of the X-ray detector. | 2013-05-16 |
20130121477 | RADIOGRAPHIC APPARATUS AND CONTROL METHOD THEREOF - A radiographic apparatus includes an X-ray source unit, a measurement unit configured to measure either one or both of a force and a torque applied to the X-ray source unit, at least one motor configured to move the X-ray source unit, and a system control unit configured to control the at least one motor to move the X-ray source unit according to a direction and a magnitude of the either one or both of the force and the torque measured by the measurement unit. | 2013-05-16 |
20130121478 | RADIATION DETECTOR CALIBRATION USING VOLTAGE INJECTION - Among other things, one or more systems and/or techniques for calibrating a direct conversion detector array are provided. An electrical charge is generated on an interface of a photoconductor (e.g., amorphous selenium) of the detector array when there is a change in voltage that is applied to the photoconductor. Such a change in voltage may occur because the voltage that is supplied to the photoconductor by a power supply is changed. The changed voltage causes an electrical charge to be produced, or causes a change in the net charge density at an interface of the photoconductor, that is substantially similar to the electrical charge that may be produced when radiation impinges the detector array. In this way, calibrations of the detector array (e.g., the generation of a uniformity map, defect table, etc.) may be performed without the emission of radiation and onsite or outside of a factory setting. | 2013-05-16 |
20130121479 | SYSTEMS, METHODS, AND DEVICES FOR TESTING COMMUNICATION LINES - The invention generally relates to systems, devices, and methods for testing communication lines. In certain aspects, the invention provides systems and devices that include a digital/analog converter configured to operate with a computer processor and memory to send or receive an analog signal over a communication line that includes a plurality of signals having known frequencies. Inbound receiving sub-systems or devices sample the analog signal and measure a quality of the sampled, digital signal to evaluate the communication line. The key differentiator is the recognition that the human mouth and ear are intrinsically analog without encryption. By locating the test device as close to the user as possible, this system incorporates testing of complex communication streams including numerous variables and transforms (e.g. encryption, Analog to digital, Voice over IP, packet switching, ATM, SONET). Ultimately, it provides a simple interface to convert qualitative analysis to quantitative (numerical) analysis. | 2013-05-16 |
20130121480 | APPARATUS AND METHOD FOR PERFORMING LAWFUL INTERCEPT IN GROUP CALLS - An apparatus and method for performing lawful intercept in group calls is described herein. When a group call is established having a monitoring target as a member, a monitoring component obtains signaling, location, and data related to the monitoring target, correlates this information, and provides it to a call intercept component. | 2013-05-16 |
20130121481 | INTEGRATING VISUAL VOICEMAIL WITHIN A THREADED COMMUNICATION ENVIRONMENT - Apparatus, methods and computer-readable storage media for integrating visual voicemail within a threaded communication environment are presented herein. A method can include: displaying, via an interface, a thread of messaging content; receiving a visual voicemail; and integrating a display of the visual voicemail within the thread of messaging content. The method can further include generating sound based on a communication included in the visual voicemail, in response to receiving an input via the interface. Further, the method can include integrating the display of the visual voicemail within a multi-modal conversation thread. Furthermore, the thread of messaging can be included in an instant messaging window including SMS and/or MMS messages. Moreover, the display of the visual voicemail can be embedded within a social media based interface. The method can further include receiving a transcription of the visual voicemail; and displaying the transcription within the thread of messaging content. | 2013-05-16 |
20130121482 | Do Not Call List Enforcement System and Method - A system and method for reducing unwanted telemarketing calls may include storing a contact list for users of a telephone assigned to an associated telephone number. An incoming telephone call from a caller may be intercepted and a determination may be made as to whether the caller is in the contact list. In response to determining that the caller is in the contact list, the incoming call may be connected to the telephone assigned to the called telephone number. Otherwise, in response to determining that the caller is not in the contact list, the caller may be prompted with an audible message, and, in response to the caller responding to the audible message by entering a first response, the incoming call may be blocked from connecting to the called telephone. Otherwise, in response to a second response, the incoming call may be connected. | 2013-05-16 |
20130121483 | TELEPHONE, CONTROL METHOD THEREFOR, PROVISIONING SERVER, AND CONTROL METHOD THEREFOR - There is provided a telephone that is capable of accessing a memory for storing subscription information that includes a phone number. The telephone comprises, among other things: a searching unit that searches the memory for second subscription information that is different from the first subscription information selected by the selecting unit; an obtaining unit that obtains a first phone number included in the first subscription information and transfer source information that enables a call transfer server of a network operator associated with the second subscription information to identify a second phone number included in the second subscription information; and a sending unit that sends, to the call transfer server, a call transfer request for requesting the network operator to transfer a call addressed to a phone number, which is identified by the call transfer server based on the transfer source information, to the first phone number. | 2013-05-16 |
20130121484 | Call center input/output agent utilization arbitration system - Disclosed herein are systems and methods that provide for maintenance of the status of availability of call-center agents through the use of local arbitration between processes and applications that may interact with more than one resource of telephone contacts between differing activities or work for these call-center agents. Detailed information on various example embodiments of the inventions are provided in the Detailed Description below, and the inventions are defined by the appended claims. | 2013-05-16 |
20130121485 | METHOD FOR DETECTING AN ILLICIT USE OF A SECURITY PROCESSOR - This method for detecting an illicit use of a security processor used for the descrambling of different multimedia contents disseminated on several respective channels comprises:
| 2013-05-16 |
20130121486 | IDENTITY-BASED-ENCRYPTION MESSAGE MANAGEMENT SYSTEM - Systems and methods for managing email are provided. Some of the email may be encrypted using identity-based-encryption (IBE) techniques. When an incoming IBE-encrypted message for a recipient in an organization is received by a gateway at the organization, the gateway may request an IBE private key from an IBE private key generator. The IBE private key generator may generate the requested IBE private key for the gateway. The gateway may use an IBE decryption engine to decrypt the incoming message. The decrypted message can be scanned for viruses and spam and delivered to the recipient. Outgoing email messages can also be processed. If indicated by message attributes or information provided by a message sender, an outgoing message can be encrypted using an IBE encryption engine and the IBE public key of a desired recipient. | 2013-05-16 |
20130121487 | System And Method For Deterministic Generation Of A Common Content Encryption Key On Distinct Encryption Units - Various embodiments of a system and method for deterministic generation of a common content encryption key on distinct encryption units are described. Embodiments may include, for each given content item of multiple content items that represent one or more portions of a common media object, controlling a different encryption unit of multiple distinct encryption units to i) generate a content encryption key for the given content item based on: a common base secret shared by the multiple distinct encryption units, and an identifier specific to the media object, and ii) encrypt the given content item with the respective content encryption key generated for that content item in order to generate a respective encrypted content item. Each content encryption key generated for a given content item may be equivalent to each other content encryption key such that decryption of each encrypted content item requires a common decryption key. | 2013-05-16 |
20130121488 | METHOD AND STORAGE DEVICE FOR PROTECTING CONTENT - A method for protecting content of a storage device including a memory for storing data and a controller for managing data input and output of the memory is provided, in which a Data Encryption Key (DEK) for encrypting the data stored in the memory is generated, an IDentifier (ID) of the memory is acquired, the DEK is encrypted using user secret information and the ID of the memory, and the encrypted DEK is stored in the memory. | 2013-05-16 |
20130121489 | System And Method For Providing Content Protection Of Linearly Consumed Content With A Bidirectional Protocol For License Acquisition - Embodiments may include a content provider system configured to provide electronic content that includes multiple encrypted content items to a playback device. A playback device may be configured to acquire root licenses and/or content licenses from a license server; such licenses may cryptographically protect the content items that a playback device receives from a content provider system. In various embodiments, the electronic content may be content that is to be linearly consumed, such as a channel within a broadcast environment. In various embodiments, the playback device may explicitly request a license for one or more of the content items that it receives; such request may be issued to a license server. The license server may evaluate the request and respond to the playback device with the license for a content item. In various embodiments, the playback device may utilize the received license to decrypt and consume the respective content item. | 2013-05-16 |
20130121490 | METHOD AND APPARATUS FOR TRUST BASED DATA SCANNING, CAPTURE, AND TRANSFER - A method and apparatus for enabling trust based data scanning and capture is described. The method may include capturing data with a data capture device. The method may also include encrypting the data with a first encryption key, encrypting the first encryption key with a second encryption key to generate a first encrypted key data, and encrypting the first encrypted key data with a third encryption key to generate a second encrypted key data. The method may also include transmitting the encrypted data and the second encrypted key data to a remote service provider over a network. | 2013-05-16 |
20130121491 | SYSTEM AND METHOD OF CREATING AND SENDING BROADCAST AND MULTICAST DATA - A method of encrypting broadcast and multicast data communicated between two or more parties, each party having knowledge of a shared key, is provided. The key is calculated using values, some of which are communicated between the parties, so that the shared key is not itself transferred. Avoiding the transfer of the key offers several advantages over existing encryption methods. | 2013-05-16 |
20130121492 | Method and apparatus for securing communication between wireless devices - A system and method for securing communications in a wireless network includes the steps of authenticating members of the wireless network, generating a member private key to be used by the members of the wireless network, and distributing the member private key to each of the members of the wireless network. A member is authenticated based on the ability of the member to be physically proximate to at least one other member of the wireless network at a given instant. The member private key is generated by one of the members, hereinafter referred to as a master member, in response to a changing value stored at the one of the members. The member private key is then securely distributed to each of the members in the WLAN network. | 2013-05-16 |
20130121493 | LOCAL TRUSTED SERVICES MANAGER FOR A CONTACTLESS SMART CARD - Systems, methods, computer programs, and devices are disclosed herein for deploying a local trusted service manager within a secure element of a contactless smart card device. The secure element is a component of a contactless smart card incorporated into a contactless smart card device. An asymmetric cryptography algorithm is used to generate public-private key pairs. The private keys are stored in the secure element and are accessible by a trusted service manager (TSM) software application or a control software application in the secure element. A non-TSM computer with access to the public key encrypts and then transmits encrypted application data or software applications to the secure element, where the TSM software application decrypts and installs the software application to the secure element for transaction purposes. | 2013-05-16 |
20130121494 | Ear Coupling Status Sensor - A system and method configured to determine if a user is appropriately wearing an audio device, such as a headset, is described that enables a more accurate calculation of the audio device's acoustical characteristics. Headsets, such as headphones and earbuds, include a plurality of engagement sensors configured to determine if the audio device is engaged with the user's body. Engagement sensors may comprise capacitive sensors configured to communicate their state to an engagement sensor processing circuit, which may be located in a digital signal processor. If the engagement sensor processing circuit determines that the audio device is properly engaged with the user's body, then the circuit sends a signal that engages the calculation of various audio device acoustical quality calculations that among other things may satisfy various regulatory requirements and may also lead to an improved user experience. | 2013-05-16 |
20130121495 | Sound Mixture Recognition - A sound mixture may be received that includes a plurality of sources. A model may be received that includes a dictionary of spectral basis vectors for the plurality of sources. A weight may be estimated for each of the plurality of sources in the sound mixture based on the model. In some examples, such weight estimation may be performed using a source separation technique without actually separating the sources. | 2013-05-16 |
20130121496 | VISUALLY-BASED FITTING OF HEARING DEVICES - A method for adapting a hearing device ( | 2013-05-16 |
20130121497 | System and Method for Acoustic Echo Cancellation Using Spectral Decomposition - A method and apparatus for canceling an echo in audio communication is disclosed. The method comprises receiving an audio signal from a network and subsequently detecting a mixture audio signal comprising a target audio signal and an echo audio signal, the echo signal corresponding to the received audio signal. The method then comprises estimating the target audio signal by determining magnitude spectrograms for the mixture and received audio signals respectively, estimating a magnitude spectrogram of the target audio signal dependent on those of the mixture and received audio signal, and generating an output audio signal that estimates the target audio signal, the output audio signal being dependent on the estimated magnitude spectrogram. | 2013-05-16 |
20130121498 | NOISE REDUCTION USING MICROPHONE ARRAY ORIENTATION INFORMATION - A handheld device includes: an orientation sensor; an audio processor connected to the orientation sensor and adapted to receive orientation information from the orientation sensor; and a plurality of microphones through which audio content is captured, wherein the audio processor modifies the noise reduction algorithm applied to the audio content captured based, at least in part, on the orientation information. | 2013-05-16 |
20130121499 | Frequency Domain Signal Processor For Close Talking Differential Microphone Array - A system and method for processing close talking differential microphone array (CTDMA) signals in which incoming microphone signals are transformed from time domain signals to frequency domain signals having separable magnitude and phase information. Processing of the frequency domain signals is performed using the magnitude information, following which phase information is reintroduced using phase information of one of the original frequency domain signals. As a result, high pass filtering effects of conventional differential signal processing of CTDMA signals are substantially avoided. | 2013-05-16 |