50th week of 2012 patent applcation highlights part 31 |
Patent application number | Title | Published |
20120314755 | ADAPTIVE EQUALIZER WITH A DUAL-MODE ACTIVE TAPS MASK GENERATOR AND A PILOT REFERENCE SIGNAL AMPLITUDE CONTROL UNIT - An adaptive equalizer including an equalizer filter and a tap coefficients generator used to process a sample data stream derived from a plurality of received signals is disclosed. The tap coefficients generator includes an equalizer tap update unit, a vector norm square estimator, an active taps mask generator, a switch and a pilot amplitude reference unit used to minimize the dynamic range of the equalizer filter. A dynamic mask vector is used to mask active taps generated by the equalizer tap update unit when an unmasked signal output by the equalizer filter is selected by the switch to generate an error signal fed to the equalizer tap update unit. A fixed mask vector is used to mask active taps generated by the equalizer tap update unit when a masked signal output by the equalizer filter is used to generate the error signal. | 2012-12-13 |
20120314756 | Decision Feedback Equalizer - A decision-feedback equalizer (DFE) samples an analog input signal against M references during the same symbol time to produce M speculative samples. Select logic in the DFE then decodes N bits resolved previously for previous symbol times to select one of the M speculative samples as the present resolved bit. The present resolved bit is then stored as the most recent previously resolved bit in preparation for the next symbol time. The select logic can be can be programmable to accommodate process, environmental, and systematic variations. | 2012-12-13 |
20120314757 | CIRCUITS AND METHODS FOR DFE WITH REDUCED AREA AND POWER CONSUMPTION - A 1/n-rate decision feedback equalizer (DFE) and method include a plurality of branches. Each branch includes a summer circuit configured to add a feedback signal to a received input, and a latch configured to receive an output of the summer circuit in accordance with a clock signal. A feedback circuit includes a multiplexer configured to receive as input, an output of each branch, the multiplexer having a clocked select input and configured to multiplex the output of each branch to assemble a full rate bit sequence, and a filter configured to provide cancellation of intersymbol interference (ISI) from the received input to be provided to the summer circuit of each branch. | 2012-12-13 |
20120314758 | METHOD AND APPARATUS FOR PROCESSING VIDEO DATA - A method and apparatus are described for processing video data. In one embodiment, a processor is provided with a video compression engine (VCE) that has a memory having a plurality of rows and a plurality of columns of addresses. Video data, (luma data or chroma data), is written in row (i.e., raster) order into the addresses of the memory, and then the data is read out of the addresses in column order. Data is written into the addresses of the columns of the memory as they are read out, which is subsequently read out in row order. This process of switching back and forth between reading and writing data in row and column order continues as the data is read and processed by an encoder to generate a compressed video stream. | 2012-12-13 |
20120314759 | VIDEO TRANSMITTING METHOD AND SYSTEM WITH IMAGE QUALITY ADJUSTING FUNCTION - A video transmitting method with an image quality adjusting function is provided. In the method, a video stream is transmitted to a receiving terminal. A received number of frames of the video stream received by the receiving terminal in a preset period is obtained. An image quality of the video stream is adjusted according to the received number of frames. | 2012-12-13 |
20120314760 | METHOD AND SYSTEM TO REDUCE MODELLING OVERHEAD FOR DATA COMPRESSION - A method for decoding compressed data that has been encoded using a context model, each context having a context state corresponding to a probability estimate. Each bin of the data has been encoded using the probability estimate corresponding to the context state for the context associated with that bin. At the decoder, for decoding a series of bins associated with a given context, an initial probability estimate is determined using an initial context state for the given context and the series of bins are decoded and reconstructed using that initial probability estimate. After the series is decoded, the context state is updated based on the reconstructed bins for the series to produce an updated context state for that context to be used in decoding a subsequence portion of the bitstream. | 2012-12-13 |
20120314761 | ADAPTIVE BITRATE MANAGEMENT ON PROGRESSIVE DOWNLOAD WITH INDEXED MEDIA FILES - A method includes receiving streaming media data having an original media frame and an original frame index referencing the original media frame; determining an optimal session bitrate, wherein the optimal session bitrate is based on the available network bandwidth between a server and a terminal; allocating a frame budget for an output media frame by estimating a frame size of the output media frame based on the original frame index and the optimal session bitrate; generating the output media frame by processing the original media frame based on first encoding parameters and, if the allocated frame budget is greater than a frame size of the processed media frame, padding the processed media frame; and providing the output media frame. | 2012-12-13 |
20120314762 | TRANSMISSION METHOD, RECEPTION METHOD, TRANSMISSION APPARATUS, AND RECEPTION APPARATUS - The present invention relates to transmission and reception of digital broadcast in a digital broadcast network supporting a configuration of multiple physical layer pipes (PLPs). In particular, signalling parameters relating to a complete PLP are transmitted within layer | 2012-12-13 |
20120314763 | Methods And Systems For Providing Bandwidth Adjustment - Systems and methods are disclosed for providing bandwidth adjustment. The disclosed systems and methods may include receiving an input signal having at least one attribute and an input bandwidth. Furthermore, the disclosed systems and methods may include producing a first adjusted signal. The first adjusted signal may comprise the input signal with a first adjusted bandwidth. The first adjusted bandwidth may comprise the input bandwidth adjusted based on the at least one attribute and at least one first preference. In addition, the disclosed systems and methods may include providing the first adjusted signal to a first end use device. | 2012-12-13 |
20120314764 | Macroblock-Level Adaptive Quantization in Quality-Aware Video Optimization - A method of optimizing an encoded video stream comprising one or more video frames, each video frame comprising a plurality of macroblocks, each macroblock comprising a plurality of pixels. The method includes receiving an encoded macroblock, decoding the encoded macroblock, and extracting a first quantization parameter. The first quantization parameter corresponds to quantization settings originally used for compressing the encoded macroblock. The method also includes computing a second quantization parameter based at least in part on the first quantization parameter, re-encoding the decoded macroblock based on the second quantization parameter, and providing the re-encoded macroblock. | 2012-12-13 |
20120314765 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - A specific region in each frame image input after a detection process has been completed a predetermined number of times or more is estimated from a specific region detected from a past frame before the frame. The shift between the specific region detected from a first frame image input after the detection process has been completed the predetermined number of times or more and the specific region estimated for the first frame image is obtained. When the shift falls within a predetermined range, an encoding parameter to encode the specific region estimated for a second frame image input at a point the detection process for the first frame image has been completed with a higher image quality than that of regions other than the specific region is set. | 2012-12-13 |
20120314766 | ENHANCED INTRA-PREDICTION MODE SIGNALING FOR VIDEO CODING USING NEIGHBORING MODE - This disclosure describes techniques for intra-prediction mode signaling for video coding. In one example, a video coder is configured to determine, for a block of video data, a set of most probable intra-prediction modes such that the set of most probable intra-prediction modes has a size that is equal to a predetermined number that is greater than or equal to two. The video coder is also configured to code a value representative of an actual intra-prediction mode for the block based at least in part on the set of most probable intra-prediction modes and code the block using the actual intra-prediction mode. The video coder may further be configured to code the block using the actual intra-prediction mode, e.g., to encode or decode the block. Video encoders and video decoders may implement these techniques. | 2012-12-13 |
20120314767 | BORDER PIXEL PADDING FOR INTRA PREDICTION IN VIDEO CODING - A video coder performs a padding operation that processes a set of border pixels according to an order. The order starts at a bottom-left border pixel and proceeds through the border pixels sequentially to a top-right border pixel. When the padding operation processes an unavailable border pixel, the padding operation predicts a value of the unavailable border pixel based on a value of a border pixel previously processed by the padding operation. The video coder may generate an intra-predicted video block based on the border pixels. | 2012-12-13 |
20120314768 | METHOD AND DEVICE FOR ENCODING/DECODING A PREDICTION IMAGE IN A LAYERED CODING STRUCTURE - There is provided a method and apparatus for efficiently coding/decoding pictures in a layered coding structure. The method for decoding pictures in a layered coding structure includes determining a block mode of a target block for which a prediction picture is to be generated, from a received block-based bitstream; and generating the prediction picture based on the determined block mode and peripheral block information including picture type information for a peripheral block of the target block. | 2012-12-13 |
20120314769 | VIDEO ENCODING/DECODING METHOD AND APPARATUS IN TEMPORAL DIRECT MODE IN HIERARCHICAL STRUCTURE - A video encoding/decoding method and apparatus in a temporal direct mode in a hierarchical structure. The video encoding method in the temporal direct mode in the hierarchical structure includes calculating a temporal position of a forward reference frame or a backward reference frame of a high-pass frame; searching for frames that exist at the temporal position and have motion vector information; if there is a plurality of frames searched for, selecting as a co-located frame a frame, among the plurality of frames, having a motion vector of which an interval is closest to a difference in interval between the forward reference frame and the backward reference frame of the high-pass frame, and extracting the motion vector of the selected frame; and encoding information on the selected frame so that the high-pass frame can use the extracted motion vector. | 2012-12-13 |
20120314770 | METHOD AND APPARATUS FOR GENERATING INTERPOLATED FRAME BETWEEN ORIGINAL FRAMES - A method and apparatus for generating an interpolated frame are provided. The method includes: generating a motion vector for generating a third frame by performing motion estimation based on first image data and second image data, the first image data being a portion of image data of a first frame and the second image data being a portion of image data of a second frame; restoring the image data of the first frame based on the first image data and the image data of the second frame based on the second image data; and generating the third frame by performing motion compensation based on at least one of the restored image data of the first frame and the restored image data of the second frame and the generated motion vector. | 2012-12-13 |
20120314771 | METHOD AND APPARATUS FOR INTERPOLATING REFERENCE PICTURE AND METHOD AND APPARATUS FOR ENCODING/DECODING IMAGE USING SAME - The present disclosure relates to a method and apparatus for interpolating a reference picture and a method and apparatus for encoding/decoding a video using the same. The apparatus for interpolating the reference picture selects a plurality of filters for interpolating the reference picture and generates a reference picture having a target precision through a multi-stage filtering of the reference picture by using a plurality of filters. The compression efficiency of the video may be improved by interpolating a reference picture through the determination of a filter of a filter coefficient for interpolating the reference picture according to characteristics of the video and interpolating the reference picture through a multi-stage filtering or adaptively changing resolutions of motion vectors in the unit of predetermined areas. | 2012-12-13 |
20120314772 | OPTICAL FLOW BASED MOTION VECTOR ESTIMATION SYSTEMS AND METHODS - Certain aspects of a method and system for optical flow based motion vector estimation for picture rate up-conversion (PRUC) may include generating one or more motion vectors based on extracted picture rate up-conversion (PRUC) data by minimizing a cost function. The cost function may be constrained by any combination of a block matching constraint, a smoothness constraint and a bias constraint. The PRUC data may be extracted from a compressed video data stream while the compressed video data stream is being decompressed by a video decompression engine. The PRUC data may comprise local block motion vectors, block coding modes, quantization levels, quantized residual data and decoded pictures. A plurality of interpolated pictures may be generated based on extracting the PRUC data. | 2012-12-13 |
20120314773 | Drift-Free, Backwards Compatible, Layered VDR Coding - A visual dynamic range (VDR) signal and a standard dynamic range (SDR) signal are received. A first (e.g., MPEG-2) encoder encodes a base layer (BL) signal. A second encoder encodes an enhancement layer (EL). The EL signal represents information with which the VDR signal may be reconstructed, e.g., using the BL and the EL signals. The first encoder encodes the SDR signal with inverse discrete cosine transform (IDCT) coefficients that have a fixed precision, e.g., which represent fixed-point approximations of transform coefficients that may have arbitrary precisions. The BL signal is encoded in a stream that conforms with an Advanced Television Standards Committee (ATSC) standard. The EL is encoded in a stream that conforms with an ATSC enhanced vestigial sideband (E-VSB) standard. The BL and EL signals are combined; e.g., multiplexed, and transmitted together. | 2012-12-13 |
20120314774 | VIDEO DECODER WITH MULTI-FORMAT VECTOR PROCESSOR AND METHODS FOR USE THEREWITH - A multi-format video decoder includes an entropy decoding device that generates entropy decoded (EDC) data from an encoded video signal. A multi-format video decoding device includes a memory module that stores a plurality of operational instructions including at least one matrix multiply instruction that includes matrix input configuration data. A plurality of vector processor units generate a decoded video signal from the EDC data, wherein at least one of the plurality of vector processors include a matrix multiplier that generates output data based on a multiplication of first input data and second input data in accordance with the matrix input configuration data, wherein the matrix input configuration data indicates the dimensionality of the first input data and the second input data. | 2012-12-13 |
20120314775 | VIDEO DECODER WITH TRANSPOSING VECTOR PROCESSOR AND METHODS FOR USE THEREWITH - A multi-format video decoder includes an entropy decoding device that generates entropy decoded (EDC) data from an encoded video signal. A multi-format video decoding device includes a memory module that stores a plurality of operational instructions including at least one vector read instruction that includes vector read orientation data. A plurality of vector processor units generate a decoded video signal from the EDC data, wherein at least one of the plurality of vector processors include a matrix memory that stores matrix data corresponding to a plurality of rows and columns and that generates vector read data in a first read orientation when the vector read orientation data has a first value and that generates vector read data in a second read orientation when the vector read orientation data has a second value. | 2012-12-13 |
20120314776 | MULTIVIEW VIDEO ENCODING METHOD, MULTIVIEW VIDEO DECODING METHOD, MULTIVIEW VIDEO ENCODING APPARATUS, MULTIVIEW VIDEO DECODING APPARATUS, AND PROGRAM - A highly efficient encoding technique is realized even for a multiview video involved in local mismatches in illumination and color between cameras. A view synthesized picture corresponding to an encoding target frame is synthesized from an already encoded reference view frame taken at a reference view different from an encoding target view simultaneously with the encoding target frame at the encoding target view of a multiview video. For each processing unit region having a predetermined size, a reference region on an already encoded reference frame at the encoding target view corresponding to the view synthesized picture is searched for. A correction parameter for correcting a mismatch between cameras is estimated from the view synthesized picture for the processing unit region and the reference frame for the reference region. The view synthesized picture for the processing unit region is corrected using the estimated correction parameter. A video at the encoding target view is subjected to predictive encoding using the corrected view synthesized picture. | 2012-12-13 |
20120314777 | METHOD AND APPARATUS FOR GENERATING A DISPLAY DATA STREAM FOR TRANSMISSION TO A REMOTE DISPLAY - A method and apparatus are described for generating a display data stream for transmission to a remote display. A display control unit in a processor is configured to multiplex the outputs of a plurality of display controllers to generate a video data stream. A video compression engine (VCE) in the processor receives the video data stream directly from the display control unit without having to go through an external memory or an external display interface. The VCE compresses the video data stream, and optionally encrypts the video data stream. In one embodiment, audio and video data streams may be synchronized into a multiplexed, (and optionally encrypted), audio/video stream before being forwarded for transmission to a remote display. In another embodiment, separate audio and video streams (optionally encrypted) may be forwarded for transmission to the remote display. | 2012-12-13 |
20120314778 | Method and system for video data extension - A video data extension system includes a transmitter and a receiver for transmitting and receiving encoded serial data over optical fibers. Transmitter is configured to receive one SDI 3G video stream at 2.97 Gb/s, two HD-SDI video streams at 1.485 Gb/s, two SD-SDI at 270 Mb/s, or one HD-SDI at 1.485 Gb/s and one SD-SDI at 270 Mb/s. Received data is segmented into packets to form an extended video stream for transmission at 3.75 Gb/s. To each packet, idle and header are provided. Out-of-band data, such as RS422 data, may be included in the extended video stream. In cases where the received data includes data from two HD streams, received data are segmented into two groups of data packets for arranging into extended video stream in an alternate manner. Upon receiving the extended video stream, receiver uses idles to align data and header information to separate the HD streams. | 2012-12-13 |
20120314779 | SUPERIMPOSED NETWORK CODING METHOD - A superimposed network coding method, that is applicable to communication in a network, containing a first, a second, and a third network nodes, comprising following steps: firstly, the first network node transmits its first data to the second, and the third network nodes, so that the second and the third network nodes receive corresponding signals; next, the second network node transmits its second data to the first and the third network nodes, so that the first and the third network nodes receive the corresponding signal; then, the third network node superimposes and sums signals received with summation weights to generate a superimposed signal, and transmits it to the first and the second network nodes; finally, the first and the second network nodes delete their own data from signals received, and then demodulate the signals received to obtain the second data and the first data. | 2012-12-13 |
20120314780 | System and Method for Transmit Signal Pulse Shaping in Automotive Applications - A system and method for transmit signal pulse shaping in automotive applications. Automotive vehicle manufacturers that incorporate electronic components into an automotive vehicle must consider emission requirements masks that can be dependent on particular geographic markets as well as the other electronic components contained within a particular automotive vehicle design. A physical layer device is provided that can be configured to operate in multiple emissions configurations using configurable parameters specified for the modulation and wave shaping modules. | 2012-12-13 |
20120314781 | Powerline Control Interface for Frequency and Amplitude Modulation Transmitter - An apparatus is disclosed where a Powerline interface is used to transmitting data into the powerline grid network, where the powerline interface is pulling the required transmit energy from the power grid network, where the powerline interface is transmitting data using standard modulation such as ASK, FSK, S-FSK, QPSK, OFDM, etc. . . where the transmit data are passed on to the powerline interface by the use of an adapation stage, where a “control signal” is used to enable the transmitting of data by providing enough voltage to polarize the FET used in the control path. | 2012-12-13 |
20120314782 | Powerline Control Interface in CENELEC (EU) A-D Bands Frequency and Amplitude Modulation Transmitter - An apparatus is disclosed where a Powerline interface is used to transmit data into the powerline grid network, where the powerline interface is pulling the required transmit energy from the power grid network, where the powerline interface is transmitting data using standard narrow band modulation such as ASK, FSK, S-FSK, where the transmitted data are passed on to the powerline interface by the use of an “Input signal” adapation stage, where an error calculation and a comparisson to a “Triangle” signal is performed to create a command signal used to enable the transmission of data by providing enough voltage to polarize the Transistor (i.e: MOS FET) used in the powerline path. | 2012-12-13 |
20120314783 | SYSTEM AND METHOD FOR POWER LINE COMMUNICATION - A communication system for a power line is described. A transmission system of the communication system divides the time axis into a number of time slots synchronized such that one time slot can start about a zero crossing of the power line signal. These time slots are referred to as channels and are numbered from 1 to n. A modulation method is described to is narrow band continuous phase FSK, where a number m of modulating frequencies are used, arranged such that an integral number of full cycles fit into each channel time slot for all m frequencies. The system transmits during only a subset of the available time slots (channels) concentrated near the zero crossing of the power line waveform where the noise is typically minimal. | 2012-12-13 |
20120314784 | INTEGRATED CIRCUIT, WIRELESS COMMUNICATION UNIT AND METHOD FOR QUADRATURE POWER DETECTION - An integrated circuit for a wireless communication unit has a transmit power control system employing a quadrature (I/Q) based power detector having at least one reference path and at least one detector path. The integrated circuit includes: a first quadrature error determination module for determining a quadrature error of a transmit signal and a second quadrature error determination module for determining a quadrature error of a detector signal input to the at least one detector path; a first quadrature balancing module arranged to correct for quadrature error of the transmit signal and output a reference signal to the at least one reference path; a second quadrature balancing module arranged to correct for quadrature error of the reference signal input to the at least one reference path, and a third quadrature balancing module arranged to correct for quadrature error of the detector signal input from the at least one detector path. | 2012-12-13 |
20120314785 | Method for Data Transmission and Data Transmission System - In a method for data transmission by orthogonal frequency multiplexing (OFDM) between a transmitter and a receiver using a data signal, the data signal having a telegram, which is made up of OFDM symbols, the OFDM symbols are transmitted by the transmitter in symbol-wise fashion at a rate of repetition n-fold in succession within the telegram, and in the process of receiving in the receiver, the respectively n-fold successively transmitted OFDM symbols are added symbol-wise in phase. | 2012-12-13 |
20120314786 | MULTI-LEVEL MODULATION SYSTEM AND METHOD - A transmitter communicating data using Orthogonal Frequency Division Multiplexed (OFDM) symbols including plural sub-carrier symbols in the frequency domain for modulating with data to be carried. The transmitter includes a modulator to receive data symbols from a first data pipe according to a first communications channel, to receive data symbols from a local service insertion data pipe according to a local communications channel, and to modulate the sub-carrier signals of the OFDM symbols with either the data symbols from the first data pipe or from both the first data pipe and the local service insertion pipe; modulation from the first data pipe maps the data symbols is according to a first modulation scheme, and modulation from the first data pipe and the local service insertion pipe maps the data symbols is according to a second modulation scheme. | 2012-12-13 |
20120314787 | CHANNEL INFORMATION TRANSMISSION METHOD AND FEEDBACK METHOD, AN APPARATUS THEREOF, A BASE STATION AND A TRANSMISSION METHOD OF THE BASE STATION - A wireless communication system uses a multiple-input multiple-output (MIMO) antenna in the transceiver mode. The system includes the technical features of a stage in which m bits of a first set of information is transmitted for a first pre-coding matrix (where m is an integer greater than 1), and a stage in which n bits of a second set of information is transmitted for a second pre-coding matrix (where n is an integer greater than 1 but less than n). | 2012-12-13 |
20120314788 | QUANTIZATION METHOD FOR OFDM - A quantization method for OFDM is described. In an embodiment, the method uses an objective function which is defined as a function of the quantization error of the OFDM signal in frequency summed over data subcarriers. A search algorithm is used to optimize the objective function and the solution found is quantized by rounding. The quantized value of the solution may then be fed back into the objective function to compute a value of that function and if the value is less than the value computed in a previous iteration of the method, the method is repeated using the quantized value of the solution as the new starting point for the search algorithm. If the value of the function is, however, not less than the value computed in a previous iteration, the new solution is discarded and the quantized value of the solution from the previous iteration is output. | 2012-12-13 |
20120314789 | SYSTEM AND METHOD FOR FREQUENCY OFFSETTING OF INFORMATION COMMUNICATED IN MIMO-BASED WIRELESS NETWORKS - A communications system includes a multiple-input/multiple-output (MIMO) architecture for high capacity switched mesh networks. The MIMO architecture has a plurality of radio frequency chains. One of the plurality of radio frequency chains is configured to apply a first frequency offset to a base frequency of an output signal to generate a first transmitting frequency; and another of the plurality of radio frequency chains being configured to apply a second frequency offset to the base frequency to generate a second transmitting frequency. The system uses the carrier frequency offset to lock the clock of the master subsystem to the clock of the slave subsystem, thereby enabling bandwidth expansion to be employed on the MIMO data streams. | 2012-12-13 |
20120314790 | TRANSMISSION AND RECEIVING APPARATUS AND METHOD IN A MULTI CARRIER TRANSMISSION SYSTEM - A transmission apparatus and method for transmitting signals in a multi carrier transmission system comprises a modulator, a band information generator that generates band information defining the frequency bands corresponding to all of the data streams carried within that frequency channel, said band information including a tuning frequency indicator indicating a tuning frequency and a tuning frequency type indicator indicating the type of tuning frequency indicated by said tuning frequency indicator, wherein said type is selected from a group comprising at least a first type indicating a tuning frequency of a frequency band and a second type indicating a center frequency of a frequency channel, and a transmitter. | 2012-12-13 |
20120314791 | SYSTEMS AND METHODS FOR COMPRESSED FEEDBACK AND SUBCARRIER GROUPING FOR BEAMFORMING - Methods and apparatuses are provided for providing compressed feedback channel state information for beamforming. A beam transmitted by a transmission source is received at a receiving device. The receiving device computes a channel state matrix H of the transmission channel based on the received beam. Using the channel state matrix H, the receiving device performs a singular value decomposition procedure that produces a steering matrix V. The singular value decomposition procedure generates a set of angles (θ | 2012-12-13 |
20120314792 | METHOD OF GENERATING A CODEBOOK - A precoding codebook matrix/vector of length 2L is generated by the selection of two matrices/vectors, each from one of a predetermined set of L×L matrices and multiplying each column of one of the matrices/vectors by a complex coefficient. | 2012-12-13 |
20120314793 | SIGNAL TRANSMISSION METHOD IN DISTRIBUTED ANTENNA SYSTEM - The present invention relates to a method for a random terminal to receive a signal from a base station in a distributed antenna system (DAS), and more specifically, to a method for a terminal for receiving a signal from a base station, comprising: selecting a precoding matrix corresponding to a terminal-specific, numbered antenna from a codebook for the DAS, which is based on control information about the terminal-specific antenna to be used for communication with the terminal from among a plurality of antennas which includes antennas that are isolated from each other by a predetermined distance; and processing the received signal by using the selected precoding matrix. | 2012-12-13 |
20120314794 | Transceiver self-diagnostics for electromagnetic interference (EMI) degradation in balanced channels - Transceiver self-diagnostics for electromagnetic interference (EMI) degradation in balanced channels. Selective operation of transmitting a common mode signal from a communication link implemented for supporting differential signaling, and appropriate processing of any detected signal energy, such as that corresponding to differential signal energy, provides a measure of electromagnetic compatibility (EMC) corresponding to the communication link. Comparison of detected differential signal energy to one or more thresholds may provide indication of whether or not the communication link is balanced or unbalanced, a degree or margin with which the communication link is compliant in accordance with EMC in accordance with one or more protocols, standards, or recommended practices. Multiple successive measurements of detected differential signal energy may be used to determine a trend of performance, such as whether or not the communication link is trending toward imbalance, failure, or noncompliance. | 2012-12-13 |
20120314795 | High Output Power Digital TX - The disclosed apparatus and corresponding method uses amplifiers and a differential combiner to control the output power of a digital-to-analog upconverter and to isolate In-phase and Quadrature branches of the upconverter. First and second upconverters convert In-phase and Quadrature portions of a baseband digital value to respective first/second In-phase (I | 2012-12-13 |
20120314796 | METHOD OF SIGNAL EXCHANGE, METHOD OF BIT-SEQUENCE TRANSMISSION, AND BATTERY PACK - A first bit-sequence, which is to be transmitted from a control section to an authentication chip according to an encoding scheme that transmits each one and zero by a pulse with a width of 200 μsec and 100 μsec respectively, is converted to a second bit-sequence to be transmitted according to NRZ encoding. The converted second bit-sequence is stored in a register with the MSB of the second bit-sequence aligned in the MSB of the register. Timing to set the pulse width for transmission of a one or zero by NRZ encoding is performed repeatedly, and at the start of each timed interval, the signal transmission level output to the authentication chip is set corresponding to the value of the bit stored in the MSB of the register. After setting the signal transmission level, the register is shifted left one bit. | 2012-12-13 |
20120314797 | Distributed Antenna System Interface for Processing Digital Signals in a Standardized Format - An interface is provided for processing digital signals in a standardized format in a distributed antenna system. One example includes a unit disposed in a distributed antenna system. The unit includes an interface section and an output section. The interface section is configured for outputting a first complex digital signal and a second complex digital signal. The first complex digital signal is generated from a digital signal in a standardized format received from a digital base station. The output section is configured for combining the first complex digital signal and the second complex digital signal into a combined digital signal. The output section is also configured for outputting the combined digital signal. The combined digital signal comprises information to be wirelessly transmitted to a wireless user device. | 2012-12-13 |
20120314798 | Closed Loop Precoding Weight Estimation - Embodiments herein relate to a method in a first communication node ( | 2012-12-13 |
20120314799 | METHOD AND APPARATUS PROVIDING PROTECTION AND DC BALANCE IN A COMMUNICATION SYSTEM - A method and apparatus for controlling DC balance in a digital communication system in which data frames are transmitted, wherein the data frames include a header portion that is transmitted unscrambled and a payload portion that is scrambled before transmission. The header portion includes a frame counter field. A value for the frame counter field is randomly generated and an effect on the DC balance is estimated. It is then determined whether the estimated effect on the DC balance meets defined requirements for DC balance. When the estimated effect does not meet the defined requirements for DC balance, a new random value for the frame counter field is generated and checked. When the estimated effect meets the requirements, the randomly generated value is utilized in the frame counter field in transmitted data frames. | 2012-12-13 |
20120314800 | TRANSMITTER - In a transmitter, communication is efficiently performed by a DSTBC scheme. | 2012-12-13 |
20120314801 | TRANSMITTER AND METHOD FOR TRANSMITTING DATA BLOCK IN WIRELESS COMMUNICATION SYSTEM - Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: deciding the number of bits (s) and encoders (NES) to allocate to one axis of a signal constellation; encoding an information bit based on the s and the NES and generating a coded block; parsing the coded block based on the s and the NES and generating a plurality of frequency sub-blocks; and transmitting the plurality of frequency sub-blocks to a receiver. | 2012-12-13 |
20120314802 | TRANSMITTER AND METHOD FOR TRANSMITTING DATA BLOCK IN WIRELESS COMMUNICATION SYSTEM - Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: encoding an information bit and generating a block coded with an NCBPSS bit; generating two sub-blocks by parsing the coded block; and transmitting the two sub-blocks to the transmitter. By preventing the bits that are contiguous to the encoding block from having continuous identical reliabilities on a signal constellation, the deterioration of the decoding performance of the transmitter can be prevented. | 2012-12-13 |
20120314803 | TRANSMITTING APPARATUS, TRANSMISSION METHOD, RECEIVING APPARATUS, AND RECEIVING METHOD - A transmitting apparatus and method transmits different modulated signals from a plurality of antennas, and employs a configuration that includes a modulation section that obtains a modulated signal by performing signal point mapping of transmit bits using a signal point arrangement that is divided into a plurality of signal point sets on the IQ plane, whereby the minimum distance between signal points within a signal point set is smaller than the minimum signal point distance between signal point sets; and an antenna that transmits a modulated signal obtained by the modulation section. A signal point generating apparatus generates a first and second symbols to be transmitted by first and second antennas, respectively. | 2012-12-13 |
20120314804 | Processing of Multi-Carrier Signals Before Power Amplifier Amplification - Embodiments for methods and apparatuses for processing a multi-carrier signal are disclosed. One method includes shaping a frequency spectrum of a multi-carrier transmit signal wherein an amplitude of a plurality of subcarriers of the multi-carrier transmit signal is increased relative to at least one other subcarrier of the multi-carrier transmit signal. The shaped frequency spectrum multi-carrier transmit signal is amplified with a power amplifier, wherein a power level of an output of the power amplifier is greater than a rated power level of the power amplifier. | 2012-12-13 |
20120314805 | WIRELESS TRANSMITTING APPARATUS, WIRELESS RECEIVING APPARATUS, WIRELESS COMMUNICATION SYSTEM, WIRELESS TRANSMITTING METHOD AND WIRELESS RECEIVING METHOD - To enable shared control information to be demodulated without requiring advance information on a MIMO block or non-MIMO block prior to demodulation of the shared control information of the block, and further enable the shared control information to be demodulated early. A wireless transmitting apparatus which performs wireless transmission in MIMO or non-MIMO for each radio frame comprised of a block or a plurality of blocks, and has mapping sections ( | 2012-12-13 |
20120314806 | METHOD FOR TRANSMITTING A SIGNAL IN A DISTRIBUTED ANTENNA SYSTEM - The present invention relates to a method for configuring, for each of one or more ranks in the DAS (distributed antenna system), a codebook for a DAS, including pre-coding matrices for the DAS, wherein the matrices include information on at least one or more antennas used for communication with a specific terminal, from among the whole antenna of the base station which belongs to the DAS, and information on the ratio of electric power allocated to each of the antennas of the base station. The present invention also relates to a method for transmitting a signal which is pre-coded using the thus-configured pre-coding matrices for the DAS. | 2012-12-13 |
20120314807 | RADIO COMMUNICATION DEVICE - A radio communication device includes an amplification unit configured to amplify a transmission signal, an antenna transmitting an amplification signal amplified by the amplification unit, a detection unit configured to detect a reflection signal that is the amplification signal reflected from a side of the antenna, and a correction processing unit configured to correct the transmission signal, wherein the correction processing unit is configured to correct the transmission signal based on the reflection signal when installation of a filter through which the amplification signal passes is recognized. | 2012-12-13 |
20120314808 | PRECODING WEIGHT GENERATION METHOD, MOBILE STATION APPARATUS AND BASE STATION APPARATUS - To increase a data rate (spectral efficiency) of the entire system also in the case of dynamically switching between SU-MIMO transmission and MU-MIMO transmission, it is a feature that a mobile station apparatus ( | 2012-12-13 |
20120314809 | TRANSMISSION METHOD, TRANSMISSION APPARATUS, RECEPTION METHOD, AND RECEPTION APPARATUS - Of any one of transmission method X of transmitting modulated signal A and modulated signal B including the same data from a plurality of antennas and transmission method Y of transmitting modulated signal A and modulated signal B having different data from the plurality of antennas, base station apparatus | 2012-12-13 |
20120314810 | RECEIVER/TRANSMITTER CAPABLE OF SIMULTANEOUSLY RECEIVING/TRANSMITTING DISCONTINUOUS FREQUENCY SIGNALS AND METHOD THEREOF - A receiver/transmitter and related receiving/method capable of simultaneously receiving/transmitting discontinuous frequency band signal components of an input/output signal are provided. Phase swapping on in-phase/quadrature-phase local oscillation differential signals is applied to frequency down-conversion of the input signal or frequency up-conversion of a baseband signal to be outputted to radio domain, and thereby achieve simultaneously receiving discontinuous frequency bands of the input signal and simultaneously sending different baseband signal components on discontinuous frequency bands of the output signal. | 2012-12-13 |
20120314811 | APPARATUS AND METHOD FOR A WIDEBAND RF MIXER - Apparatus and methods of manufacture for a wideband RF mixer are provided. The RF mixer includes an input, an LO input, and an output. A variable impedance tuner is disposed in an input signal path between the input port and the RF mixer, and a variable impedance tuner is disposed in an output signal path between the output and the RF mixer. The impedances of the variable impedance tuners are controllable for a particular frequency of operation with one or more digital or analog control signals. | 2012-12-13 |
20120314812 | PHY sub-channel processing - Physical layer (PHY) sub-channel processing. A soft symbol decision stream is arranged into a number of sub-channels to reduce substantially the processing performed within a communication receiver on data that is not intended for that communication receiver. In other embodiments, a predetermined approach is employed to arrange the soft symbol decision stream into one or more frames; each frame may have one or more soft symbol blocks; and each soft symbol block may have one or more symbols. Each of the soft symbol blocks, within a frame, may be assigned to a sub-channel. Only the soft symbol blocks that contain information destined for the communication receiver need be decoded. Only the sub-channel that includes these soft symbol blocks, destined for this communication receiver, need be decoded. The soft symbol blocks not within the sub-channel may be discarded thereby recovering some of the processing capabilities of the communication receiver. | 2012-12-13 |
20120314813 | WIRELESS TRANSMISSION SYSTEM - A wireless data transmitter including: a data modulator adapted to modulate a data signal based on a frequency signal; and at least one antenna adapted to wirelessly transmit the modulated data signal and the frequency signal independently. | 2012-12-13 |
20120314814 | PHASE OFFSET COMPENSATOR - A phase offset compensator for compensating a phase offset is provided. The phase offset includes a first phase sub-offset and a second phase sub-offset. The phase offset compensator includes a feedback loop comprising a first loop filter, the feedback loop being configured to compensate the first phase sub-offset of the phase offset, and a feed forward loop comprising a second loop filter, the feed forward loop being configured to compensate the second phase sub-offset of the phase offset. | 2012-12-13 |
20120314815 | Method and Receiving Unit for the Detection of Data Symbols - A method and device is provided for detecting data symbols in a received radio signal. Each data symbol is allocated transmit-side a symbol value-specific PN sequence of successive PN chips in the chip clock, and the allocated PN sequences are offset QPSK modulated. The method for incoherent detection includes converting the received radio signal into a complex baseband signal sampled in the chip clock, generating a demodulated signal by differential demodulation of the complex baseband signal, calculating correlation results by correlating the demodulated signal with the derived sequences, and deriving the values of the data symbols by evaluating the correlation results. Each derived sequence is assigned to a PN sequence allocable transmit-side and includes derived chips, whose values correspond to a logic linking of particular PN chips of the PN sequence allocable transmit-side that is assigned the derived sequence. The invention relates furthermore to a corresponding receiving unit. | 2012-12-13 |
20120314816 | ENVELOPE DETECTOR AND ASSOCIATED METHOD - An envelope detecting method performing squelch detection on a pair of differential signal includes: by a voltage divider, providing a real-time reference signal according to a sum of the pair of differential signals; and comparing two comparison signals associated with the real-time reference signals and the pair of differential signals to generate a squelch detection signal. | 2012-12-13 |
20120314817 | DATA RECEIVING DEVICE, SEMICONDUCTOR INTEGRATED CIRCUIT, AND METHOD FOR CONTROLLING DATA RECEIVING DEVICE - A data receiving device capable of reducing power consumption. A data receiving device according to the present invention has a receiving circuit and a power reduction circuit. The receiving circuit includes a receiver for receiving differential signals, a decode circuit, and a control circuit. The power reduction circuit puts the receiver into an on state in accordance with timing of a data reception start by the receiving circuit, and puts the receiver into an off state in accordance with timing of a data reception end by the receiving circuit. Further, the control circuit puts the power reduction circuit into an off state in accordance with the timing of the data reception start by the receiving circuit, and puts the power reduction circuit into an on state in accordance with the timing of the data reception end by the receiving circuit. | 2012-12-13 |
20120314818 | DIGITAL COMMUNICATIONS RECEIVER AND METHOD OF ESTIMATING RESIDUAL CARRIER FREQUENCY OFFSET IN A RECEIVED SIGNAL - A carrier frequency offset can be present in a signal received by a communications receiver, when the receiver has a local frequency oscillator that generates a carrier frequency different from a carrier frequency generated by a local frequency oscillator at a transmitter that transmitted the signal. A residual carrier frequency offset can remain after most of the carrier frequency offset has been removed from the received signal using conventional techniques. The residual carrier frequency offset is estimated using first and second channel impulse responses derived from first and second portions of the received signal. An estimated phase difference between the first and second channel impulse responses is computed. An estimate of the residual carrier frequency offset is computed using the estimated phase difference. | 2012-12-13 |
20120314819 | SYSTEM AND METHOD FOR RADIO SIGNAL RECONSTRUCTION USING SIGNAL PROCESSOR - A waveform reconstruction circuit receives an rf signal from an antenna, digitizes it, and then generates an undistorted reconstructed waveform. The reconstructed waveform can then be conventionally mixed and demodulated to extract useful signal information with enhanced receiver fidelity and sensitivity. | 2012-12-13 |
20120314820 | High-Performance Orthogonal Frequency Division Multiplexing Receiver - Devices, methods, and systems for an orthogonal frequency division multiplexing (OFDM) receiver comprising a processor configured to execute a maximum likelihood timing estimator for OFDM symbol timing, a resampling filter for sampling clock frequency offset correcting via a loop filter, where the loop filter may be configured to receive a symbol timing loop error and provide, via a delay accumulator input signals to the resampling filter, and where the resampling filter may be configured to output a resampled signal for demodulating. | 2012-12-13 |
20120314821 | AUTOMATIC GAIN CONTROL DEVICE FOR SATELLITE POSITIONING RECEIVERS - Automatic gain control device for satellite positioning receivers characterized in that it comprises means for estimating the temporal occupancy rate of the pulses within the useful band, closed-loop control of the automatic gain control being applied in an optimal manner as a function of the said temporal occupancy rate, in such a manner as to reduce the influence of the pulsed interference within the band and out-of-band; notably, an AGC decision module ( | 2012-12-13 |
20120314822 | INTERFERENCE RESISTANT COMPRESSIVE SAMPLING - Embodiments provide for dramatically improved interference resistance in advanced communications applications, where the frequency range can exceed 1 GHz. Such embodiments may be implemented using wideband technology to provide a wideband compressive sampling architecture that is capable of superior interference rejection through RF front end cancellation. | 2012-12-13 |
20120314823 | COGNITIVE RECEIVER ARCHITECTURE - This invention describes a cognitive radio receiver architecture where multiple specialized receiver algorithms are executed in parallel. For example, maximal ratio combiner and beam forming algorithms may be running parallel. The receiver system computes solutions using different hypotheses of channel conditions and chooses the best result, i.e. is able to decode data from one of the parallel receivers. | 2012-12-13 |
20120314824 | INTERFERENCE WAVE SUPPRESSING APPARATUS, RELAY APPARATUS, RELAY SYSTEM, AND INTERFERENCE WAVE SUPPRESSING METHOD - An interference wave suppressing apparatus includes a digital demultiplexing unit configured to demultiplex a reception signal into demultiplexed signals having predetermined bandwidth, an interference-wave detecting unit configured to determine, for each of the demultiplexed signals, based on a power value, whether an interference wave is present, an interference-wave suppressing unit configured to change a signal value of the demultiplexed signal, in which the interference-wave detecting unit determines that an interference wave is present, to a value equal to or smaller than a predetermined value, output the demultiplexed signal, and output the demultiplexed signal, in which the interference-wave detecting unit determines that an interference wave is absent, and a digital multiplexing unit configured to multiplex the signals output from the interference-wave suppressing unit. | 2012-12-13 |
20120314825 | FAST LOCK SERIALIZER-DESERIALIZER (SERDES) ARCHITECTURE - A serializer-deserializer (SERDES) includes a clock-data recovery block, a control block, and a low-pass filter. The control block contains a state machine that includes a fast convergence mode utilizing an unstable operating point and a slow tracking mode utilizing a stable operating point. The control block is configured to start in the fast convergence mode to allow quickly locking the recovered clock to the incoming data stream by replicating movement commands resulting in multiple phase adjustments for each transition. To facilitate proper operation of the SERDES, the fast convergence mode is exited after N-bits and a slow tracking mode is entered to provide stable operation. The control block accepts filtered transition-data and data-transition phase state signals and converges to a phase aligned state in less than 2N-bits where N represents the number of phases in one data bit. | 2012-12-13 |
20120314826 | FUEL PELLETS FOR LASER FUSION - Fuel pellets for use as targets in thermonuclear fusion by inertial confinement are manufactured from a solid palladium core that contains deuterium tritium gases. The palladium core is covered with a tamper-ablator shell of heavy metal selected from the group including gold, platinum, and tungsten. | 2012-12-13 |
20120314827 | System for Active Long Range Detection and Identification of Special Nuclear Materials Using a High Intensity Particle Beam - A long-range method and a system for reliably detecting and identifying special nuclear materials is provided that relies on the emission of delayed neutrons present in the decay of fission products (delayed neutron precursors) as a unique signature for the special nuclear materials, such as highly enriched uranium ( | 2012-12-13 |
20120314828 | METHOD AND DEVICE FOR PRODUCING 99mTc - A method for producing | 2012-12-13 |
20120314829 | THERMAL ENERGY INTEGRATION AND STORAGE SYSTEM - A system that includes:
| 2012-12-13 |
20120314830 | INSTALLATION FOR PRODUCING POWER FROM A GAS-COOLED FAST NUCLEAR REACTOR - A power production installation including a primary circuit containing gas passing via a nuclear reactor, via a first heat exchanger, and via a blower. A secondary circuit containing incondensable gas passes via the first heat exchanger, and via a turbine and a compressor fitted on the same shaft. The blower is driven by the shaft. The gases in the primary and secondary circuits are of the same nature, and the pressure in the secondary circuit is automatically regulated by the pressure in the primary circuit. | 2012-12-13 |
20120314831 | Light Water Reactor TRISO Particle-Metal-Matrix Composite Fuel - A metal matrix, microencapsulated nuclear fuel component includes an integral metal matrix having an outer buffer region and an inner fuel containing region; a multiplicity of nuclear fuel capsules embedded in the fuel containing region of the matrix for encapsulating a nuclear fuel particle and products resulting from nuclear and chemical reactions; and a nuclear fuel particle encapsulated in each of the nuclear capsules. | 2012-12-13 |
20120314832 | SYSTEM AND METHOD FOR ATHLETIC EVENT LAP COUNTING - Embodiments are described for assisting an athlete in counting laps on a repetitive course, and providing feedback to the athlete during the event regarding the number of laps that have been completed. In one embodiment, a mechanical or digital counter may be coupled to a runner, cyclist, cyclist's bicycle, or swimmer such that an input interface may be easily reached, and such that a feedback interface may be viewed during the event. In other embodiments, an input interface may be automated with wireless technologies, and the athlete may be provided with counting and/or timing feedback through a feedback interface coupled to the athlete that may be viewed during the event. | 2012-12-13 |
20120314833 | Integer and Half Clock Step Division Digital Variable Clock Divider - A clock divider divides a high speed input clock signal by an odd, even or fractional divide ratio. The clock divider receives a divide factor value F representative of a divide ratio N, wherein the N may be an odd or an even integer. A fractional indicator indicates a fractional divide ratio when one and an integral divide ratio when zero. A count indicator is asserted every N/2 input clock cycles when N is even. The count indicator is asserted alternately N/2 input clock cycles and then 1+N/2 input clock cycles when N is odd. The clock divider synthesizes one period of an output clock signal in response to each assertion of the count indicator for a fractional divide ratio and synthesizes one period of the output clock signal in response to two assertions of the count indicator for an integral divide ratio. | 2012-12-13 |
20120314834 | FILTER FOR KVP SWITCHING SPECTRAL X-RAY SYSTEM - An apparatus for x-ray imaging of an object is provided. An x-ray source for providing alternating x-ray spectrums is placed on a first side of the object. A spectrum separation fixed filter is placed between the x-ray source and the object. An x-ray detector is placed on a second side of the object opposite the x-ray source. A controller controls the x-ray source and the x-ray detector. | 2012-12-13 |
20120314835 | COMPUTED TOMOGRAPHY APPARATUS FOR ODONTOLOGY - Computed tomography apparatus for odontology, which includes an arm part arranged to be turnable, to which arm part at a distance from each other a radiation source and a receiver of image information have been arranged, in which apparatus said arm part is arranged to locate or to be transferred to such location with respect to the volume desired to be imaged that when the arm part is turned during the imaging, at least over a substantial angular range only a portion of the volume arranged to become imaged is within the radiation beam, and in which the control system of the apparatus comprises a control routine which then controls said radiation source to generate radiation as pulsed. | 2012-12-13 |
20120314836 | X-ray Shoe Inspection - The inventive shoe scanner is used to screen persons entering a security controlled area for the presence of security threats hidden within their shoes, such as guns, knifes, explosives and contraband. In one embodiment the person being screened stands on a base assembly containing a flying spot x-ray source and detector. X-rays produced by the x-ray source irradiate the person being screened from below their feet, resulting in a backscatter signal being produced by the detector. This detected signal is converted into a digitally represented image and examined by a security officer, allowing detection of any hidden objects. In another embodiment, x-rays that are transmitted through the person's feet are detected by an x-ray detector positioned above the base assembly, and the resulting signal converted into another digitally represented image for display to the security officer. The shoe scanner may be used alone, or as part of a more comprehensive body scanner, such as scanning of the person's front and rear using backscatter and/or transmission x-ray imaging. | 2012-12-13 |
20120314837 | RADIATION TRANSMISSION TYPE TARGET - A radiation transmission type target to be used for a radiation tube has a target metal | 2012-12-13 |
20120314838 | RADIATION IMAGING APPARATUS - A radiation imaging apparatus includes a grid holding unit including a grid for preventing scattering of X-rays, an imaging unit configured to capture an X-ray image, and a handle unit including a gripping handle. One of the grid holding unit, the imaging unit, and the handle unit includes a first detaching regulation unit configured to combine the grid holding unit and the imaging unit, a second detaching regulation unit configured to combine the imaging unit and the handle unit, a third detaching regulation unit configured to combine the grid holding unit and the handle unit, and an unlocking mechanism. | 2012-12-13 |
20120314839 | Method for Acquiring X-Ray Images - A buffer on detector elements of an X-ray radiation detector can be used, when acquiring a number of 2D X-ray image data records with the aid of an X-ray angiography system, to acquire 2D image data records at a relatively short interval one after the other with the aid of different X-ray spectra, to allow dual-energy imaging, which may be of particularly good quality. | 2012-12-13 |
20120314840 | RADIATION THERAPY DEVICE AND METHOD FOR GENERATING A RESOLUTION ENHANCEMENT IN IRRADIATED RADIATION-EXPOSURE FIELDS - A radiation therapy device may include: a radiation source that directs a beam to a target volume from at least two opposite directions, a collimator having multiple elements for localizing the treatment beam to generate a radiation-exposure field, wherein an expansion of the collimator elements predetermines a resolution of the radiation-exposure field, and an offset unit affects the irradiation of opposing radiation-exposure fields at an offset such that the two opposing radiation-exposure fields are offset from each other by a fraction of the resolution. Furthermore, a method for generating a resolution enhancement in irradiated radiation-exposure fields may include: generating a first radiation-exposure field using a collimator which delimits a beam emitted from a first spatial direction; and generating a second radiation-exposure field using the collimator which delimits a further beam emitted from a second spatial direction, the second radiation-exposure field being offset from the first radiation-exposure field by a fraction of the resolution. | 2012-12-13 |
20120314841 | MEDICAL DEVICE OPERATING WITH X-RAYS AND METHOD FOR OPERATING SAME - The invention relates to a medical device operating with X-rays, comprising: an X-ray source, from which an X-ray beam that has an intensity maximum along a central ray can be emitted, a rotation unit, with which the X-ray source can be rotated about an isocentre, wherein the central axis of the X-ray beam is oriented eccentrically to the isocentre such that, in particular upon rotation about the isocentre, the central rays emitted from different spatial directions are tangential to an imaginary circle around the isocentre. Furthermore, the invention relates to a method for operating a medical device, comprising the following steps: providing an X-ray source, from which an X-ray beam that has an intensity maximum along a central ray is emitted, rotating the X-ray source about an isocentre. | 2012-12-13 |
20120314842 | System for Identifying Radiation Zones in X-ray Imaging - A system displays potential radiation zones in an angiography X-ray laboratory during an angiography procedure, for example, and identifies areas of potentially harmful radiation due to X-ray scatter in an imaging room. An input processor receives data identifying an emitted X-ray dose level applied to an area of a patient anatomy. An image data processor determines level of X-ray radiation dose scatter in different regions of an imaging room indicating regions of potentially harmful radiation, by calculating X-ray scatter dose at different distances from an irradiated patient area as being substantially in proportion to the size of the irradiated area and substantially inversely proportional to the square of the distance from the irradiated area. A visual alert system visually identifies areas of a room of potentially harmful radiation in response to the determination. | 2012-12-13 |
20120314843 | C-ARM X-RAY DEVICE HAVING DRIVEN C-ARM BEARING ROLLERS - A C-arm x-ray device includes a C-arm and bearing rollers, on which the C-arm is moveably mounted. At least one drive unit drives or brakes the C-arm with the bearing rollers. The at least one drive unit is actively connected to the bearing rollers. | 2012-12-13 |
20120314844 | AUTOMATIC HEALTH DETECTION FOR MOTION AXES IN MEDICAL LINEAR ACCELERATORS - In a method of detecting the health of a motion axis in a radiation system including a motor operable to move a load between a first end and a second end, data on an electrical parameter of the motor is collected as the motor moves in the certain range. At least one indicator of the electrical parameter including a maximum, a minimum, an average, and a standard deviation of the electrical parameter is determined and compared with a provided value or range of values indicative of the health of the axis. The health of the motion axis is determined using the comparison of the at least one indicator and the provided value or range of values. | 2012-12-13 |
20120314845 | METHODS AND APPARATUS TO TRIGGER MAINTENANCE AND UPGRADES OF ACCESS NETWORKS - Example methods and apparatus to trigger maintenance and upgrades of access networks are disclosed. An example method comprises obtaining a first value representing a number of unassigned ports associated with a first digital subscriber line access multiplexer (DSLAM), obtaining a second value representing a projected number of ports associated with the first DSLAM needed to satisfy at least one of anticipated, projected or pending service requests, and determining whether to automatically submit a preventative maintenance trouble ticket for the first DSLAM based on the first and second values. | 2012-12-13 |
20120314846 | METHODS AND APPARATUS TO DISPLAY SERVICE QUALITY TO A USER OF A MULTIPLE MODE COMMUNICATION DEVICE - Methods and apparatus that relate to the display of network availability and quality of service (QoS) to a user of a multiple mode communication device are disclosed. An example method includes measuring, at a communication device, a quality of service metric from a call registration response message for a call, the call registration response message being a response to a call registration message routed through a first communication provider to a second communication provider, comparing the quality of service metric to a time interval in which the call registration response message is to expire, and selectively displaying a representation of the quality of service metric for the first communication provider to a user at the communication device based on the comparison. | 2012-12-13 |
20120314847 | OPTIMIZED METHOD TO SELECT AND RETRIEVE A CONTACT CENTER TRANSACTION FROM A SET OF TRANSACTIONS STORED IN A QUEUING MECHANISM - A system and method to select and retrieve contact center transactions from a set of transactions stored in a queuing mechanism. The system includes an interactive voice response system configured to accept at least one call and dynamically populate a web form with call data associated with the at least one call. The system also includes a queuing engine configured to allow a call agent to access the call data prior to the at least one call being connected to the call agent. | 2012-12-13 |
20120314848 | VOICE RESPONSE UNIT SHORTCUTTING - Call specific information input by a user and user information pre-stored in a database are mapped to a voice response unit (VRU) map associated with a targeted VRU. A call with the targeted VRU is initiated and the targeted VRU is navigated to an option associated with a user goal input by the user. The VRU map is displayed and progress of the navigation of the targeted VRU is displayed to the user during the call on the displayed VRU map as the VRU is navigated. | 2012-12-13 |
20120314849 | METHOD FOR SENDING RECORDED CONFERENCE CALL CONTENT - A method and communication device for scheduling a conference call. The method includes receiving, in a first communication device, an invitation message containing at least some conference call scheduling information with respect to a scheduled conference call session; displaying an interface in relation to the invitation message, the interface including an option to send a request for recorded conference call content of the scheduled conference call session; receiving an input selecting the option; and sending a communication to a second communication device including a response to the invitation message and including said request for recorded conference call content. A conference call server is also described for sending recorded conference call content to the communication device. | 2012-12-13 |
20120314850 | SYSTEM OF HARDWARE, SOFTWARE AND TECHNICAL METHODS TO ENABLE ACTIVE MANAGEMENT OF ON HOLD CALLS ON SMART PHONES AND OTHER PROGRAMMABLE PHONES - The described embodiment of the system relates to software and hardware related to smart phones and programmable phones, on hold messages, putting callers on hold and taking them off hold, visual indications on such phones of the active inactive status of callers who are on hold, and key pad communication. | 2012-12-13 |
20120314851 | INFORMATION PROCESSING APPARATUS, PROPERTY SETTING METHOD, AND STORAGE MEDIUM - An image forming apparatus stores the received FAX data as a document in a storage unit. The information processing apparatus receives a FAX reception notification which is a notification indicating the reception of FAX data from the image forming apparatus and includes at least a telephone number of a transmission source of the FAX data. Then, the image forming apparatus determines whether or not a new arrival document is present in the storage unit, and sets the telephone number included the FAX reception notification as a property of the new arrival document when the image forming apparatus determines that the new arrival document is present in the storage unit. | 2012-12-13 |
20120314852 | Pairing and Sharing Between a Non-Mobile Telephone System and a Computer System Call Features in a Non-Mobile Telephone System - Technology for a non-mobile telephone system which in addition to processing voice signal data, can execute applications transferring data responsive to user input received through a graphical user interface of the telephone system. Examples of call features include a call back feature and a service ordering feature. The graphical user interface provides visual displays to assist a user in selecting call features. Non-voice signal data retrieved from another computer system can be transferred with a call from the non-mobile telephone system. The non-mobile telephone system can pair with the other computer system for security. An example of a sharing data is downloading a file stored on the other computer system or sharing the screen of the other computer system at a resource location accessible by a caller on the other end of a call with the non-mobile telephone system. | 2012-12-13 |
20120314853 | MONETIZING SERVICE CALLS THROUGH ADVERTISING - A platform service that is used by an application may be linked to an advertising service. A cost of using the platform service may be reduced based on the linking. | 2012-12-13 |
20120314854 | System, Apparatus and Method for Decentralizing Attribute-Based Encryption Information - A method for secure transmission of a message encrypted under an attribute based encryption scheme is provided. A first and a second authority parameter may be received from one or more authorities. A policy is generated based on the parameters. The generated policy comprises a flexible access control structure. A ciphertext is constructed based on the policy. To decrypt the ciphertext, key components are received from one or more authorities, the key components associated with a decryptor identifier. A decryption key is generated based on the policy and the key components. A plaintext is generated by decrypting the ciphertext. | 2012-12-13 |