Patents
Patents for H03M 13 - Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes (37,393)
04/2003
04/29/2003US6556632 Sequence estimation method and sequence estimator
04/29/2003US6556617 Spread spectrum diversity transmitter/receiver
04/29/2003US6556588 Forward error correction at MPEG-2 transport stream layer
04/29/2003CA2287321C Rate control device and method for cdma communication system
04/24/2003WO2003034732A1 Interactive protocol for remote management of access control to scrambled data
04/24/2003WO2003034640A1 Transmission method
04/24/2003WO2003034598A2 Concatenated encoding and decoding for multilayer communication protocol
04/24/2003US20030079173 Trellis encoder with rate 1/4 and 1/2 for a backward compatible robust encoding ATSC DTV transmission system
04/24/2003US20030079172 Encoding method and encoder
04/24/2003US20030079171 Forward error correction
04/24/2003US20030077075 Combined dvd/cd data processor
04/24/2003US20030076890 Method and apparatus for detection and decoding of signals received from a linear propagation channel
04/24/2003US20030076873 Interleaver decorrelation in data transmitting and receiving devices
04/23/2003EP1304810A2 Convolutional interleaver, convolutional deinterleaver, convolutional interleaving method, and convolutional deinterleaving method
04/23/2003EP1304698A2 Disc recording medium, disc drive apparatus, and reproduction method
04/23/2003EP1303958A2 Data transmission using pulse width modulation
04/23/2003EP1303918A1 Signal coding
04/23/2003EP1303917A1 Coding of data stream
04/23/2003EP1303916A1 Coding of a data stream
04/23/2003EP1303915A2 Coding a data stream
04/23/2003CN1413405A Baseband processor with look-ahead parameter estimation capabilities
04/23/2003CN1413403A System and method for demodulation of TURBO encoded signals via pilot assisted coherent demodulation
04/23/2003CN1413386A Method for interleaving bit flow in mobile telephone system
04/23/2003CN1413385A Method and apparatus for concatenated channel coding
04/23/2003CN1412998A Transmission convergence sublayer circuit of receiver for asynchronous transmission and its operation method
04/23/2003CN1106727C Method for generating side information in presence of time-selective fading
04/23/2003CN1106717C Device and method of transmission and reception of digital information signal
04/23/2003CN1106716C Data decording apparatus
04/23/2003CA2409450A1 A trellis encoder with rate 1/4 and 1/2 for a backward compatible robust encoding atsc dtv transmission system
04/22/2003US6553541 Reduced-complexity sequence detection
04/22/2003US6553540 Efficient system and method for forward error correction
04/22/2003US6553539 Encoding input digital words to form encoded output symbols
04/22/2003US6553538 Method and apparatus for providing error protection for over the air file transfer
04/22/2003US6553537 Reed-Solomon decoding apparatus and control method therefor
04/22/2003US6553536 Soft error correction algebraic decoder
04/22/2003US6553535 Power-efficient communication protocol
04/22/2003US6553534 Forward error correction with channel adaptation
04/22/2003US6553533 Method and apparatus for detecting and correcting errors and erasures in product ECC-coded data arrays for DVD and similar storage subsystems
04/22/2003US6553517 Interleavers and de-interleavers
04/22/2003US6553516 Interleaving method, interleaving apparatus, turbo encoding method, and turbo encoder
04/22/2003US6553145 Video data transceiving device, and transceiving method thereof
04/22/2003US6553008 Multidirectional time-division multiplexing wireless data communications system
04/17/2003WO2003032499A1 Node processors for use in parity check decoders
04/17/2003WO2003032498A1 Evaluating and optimizing error-correcting codes using projective analysis
04/17/2003WO2003032497A1 Coding method and decoding method
04/17/2003WO2003032314A1 Code sensing method and apparatus
04/17/2003WO2003032313A1 Trellis code sensor and decoding apparatus
04/17/2003WO2002084889A3 Physical layer processing for a wireless communication system using code division multiple access
04/17/2003WO2002060071A3 Viterbi decoder
04/17/2003WO2002043319A8 Communications architecture for storage-based devices
04/17/2003US20030074628 Generating log-likelihood values in a maximum a posteriori processor
04/17/2003US20030074627 Convolutional encoder and method of operation
04/17/2003US20030074626 Decoding low density parity check codes
04/17/2003US20030074625 Two-dimensional interleaving in a modem pool environment
04/17/2003US20030072384 Method and system for reduction of decoding complexity in a communication system
04/17/2003US20030072290 Apparatus and method for symbol mapping TFCI bits for a hard split mode in a CDMA mobile communication system
04/17/2003US20030072242 Data recording apparatus, data reproducing apparatus, and data recording/reproducing apparatus
04/17/2003US20030071720 Turbocoder with facilitated synchronization
04/16/2003EP1303051A1 Interference decorrelation of multiple strem interpolated data
04/16/2003EP1303050A1 Transmission format recognizing method
04/16/2003EP1302049A2 Protocol header compression
04/16/2003EP1302012A2 Maximum distance block coding scheme
04/16/2003EP1301996A1 Device for transmitting/receiving digital data capable of variable-rate processing, in particular on a vdsl environment
04/16/2003EP1301995A2 Method and apparatus for puncturing code symbols in a communications system
04/16/2003EP1301994A2 Method and apparatus for combined puncturing and repeating of code symbols in a communications system
04/16/2003EP1125366B1 Generalized convolutional interleaver/deinterleaver
04/16/2003EP1110217B1 Write format for digital data storage
04/16/2003EP0931383B1 Error correction with two block codes
04/16/2003CN1411630A Method, apparatus and product for use in generating CRC and other remainder based codes
04/16/2003CN1411235A Method for enhancing product code decoding speed and decoding device
04/16/2003CN1411207A Communication apparatus
04/16/2003CN1411198A Method of detecting and restoring lost data in radio communication and its system
04/16/2003CN1411187A Link self adaptation method based on self adaptation coded modulation and automatic retransmission request
04/16/2003CN1411151A Integrated circuit implementing method and circuit of shortened cyclic code correcting interpretation algorithm
04/16/2003CN1106102C Rotationally invariant trellis coding incorporating transparent binary convolutional codes
04/16/2003CN1106095C Error prevention method for multimedia
04/16/2003CN1106083C Digital audio signal processing apparatus and method
04/15/2003US6550035 Method and apparatus of Reed-Solomon encoding-decoding
04/15/2003US6549716 Communication system
04/15/2003US6549584 Coding scheme for cable modems
04/15/2003US6549581 Transmitter and method to cancel interference in OFDM communication
04/15/2003US6549352 Signal processing apparatus utilizing a partial response method, and signal processing method, information recording apparatus, and information reproduction apparatus therefore
04/15/2003US6549242 Combining adjacent TV channels for transmission by a common antenna
04/15/2003US6547733 Ultrasound imaging apparatus and method using Golay codes with orthogonal property
04/15/2003US6547638 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
04/15/2003CA2296091C Method and apparatus for adaptive control of forward error correction codes
04/11/2003CA2407011A1 Disc recording medium, disc drive apparatus, and reproduction method
04/10/2003WO2003030370A2 Method of decoding a turbo product code utilizing a scalable and hardware efficient forward error correction decoder
04/10/2003WO2003013098A9 Method for supporting a number of checksum algorithms in a network node
04/10/2003US20030070138 Convolutional interleaving with interleave depth larger than codeword size
04/10/2003US20030070136 Turbo decoder and turbo decoding method
04/10/2003US20030070135 High-efficiency error detection and/or correction code
04/10/2003US20030070134 System and method for encoding and decoding data utilizing modified reed-solomon codes
04/10/2003US20030070131 Decoding method and decoding apparatus of product code
04/10/2003US20030070130 High-efficiency error detection and/or correction code
04/10/2003US20030067991 Multi-mode block-coded modulation/demodulation method
04/10/2003US20030067981 Systems and methods for performing bit rate allocation for a video data stream
04/10/2003US20030067868 Optimized turbo decoder
04/09/2003EP1300955A1 A process for decoding signals, system and computer program product therefor
04/09/2003EP1300954A1 Encoding device and method, decoding device and method, providing medium, and method for generating data substitution position information