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)
09/2006
09/14/2006US20060206784 Data transmitting/receiving system and method thereof
09/14/2006US20060206783 Communication terminal device, communication system, communication method, and program
09/14/2006US20060206782 Data recording method, recording medium and reproduction apparatus
09/14/2006US20060206781 Method for puncturing low density parity check code
09/14/2006US20060206780 Scrambler circuit, encoding device, encoding method and recording apparatus
09/14/2006US20060206779 Method and device for decoding DVB-S2 LDPC encoded codewords
09/14/2006US20060206778 LDPC decoder for DVB-S2 decoding
09/14/2006US20060206777 Memory efficient streamlined transmitter with a multiple instance hybrid ARQ
09/14/2006US20060206776 System and method for communicating data using iterative equalizing and decoding and recursive inner code
09/14/2006US20060206775 Encoder based error resilience method in a video codec
09/14/2006US20060203781 Spread spectrum communication device and spread spectrum communication method
09/13/2006EP1701450A1 Channel interleaving/deinterleaving for a communication system using a low density parity check (LDPC) code
09/13/2006EP1701449A2 Interleaving method, transmitter, and transmission signal
09/13/2006EP1701448A1 Optical disk record medium storing a 8 to 16 bits converted signal and corresponding optical disc recording system
09/13/2006EP1700382A1 Decoding method and device
09/13/2006EP1700381A1 Siso decoder with sub-block processing and sub-block based stopping criterion
09/13/2006EP1700380A1 Turbo decoding with iterative estimation of channel parameters
09/13/2006CN1832448A Method for implementing resource preretention of inserted allocation mode in next network
09/13/2006CN1832003A Techniques for modulating data using short block encoders
09/13/2006CN1275489C Method for detecting multiple user's terminal random cutrin conflict
09/13/2006CN1275485C Method for detecting user's terminal random cut-in
09/13/2006CN1275465C Method of reliable transmission on low quality line for conference TV system transmiling code flow
09/13/2006CN1275444C Digital communication system
09/13/2006CN1275407C Method and apparatus for code group identification and frame synchronization
09/12/2006US7107514 Method and apparatus for detecting Viterbi decoder errors due to quasi-catastophic sequences
09/12/2006US7107513 Method and apparatus for decoding received data in a communications system
09/12/2006US7107512 TTCM decoder design
09/12/2006US7107511 Low density parity check (LDPC) code decoder using min*, min**, max* or max** and their respective inverses
09/12/2006US7107510 Data storage device and data processing method
09/12/2006US7107509 Higher radix Log MAP processor
09/12/2006US7107506 Method of detecting two-dimensional codes
09/12/2006US7107505 Concatenated turbo product codes for high performance satellite and terrestrial communications
09/12/2006US7107358 Bridge for an industrial control system using data manipulation techniques
09/12/2006US7106813 Method and apparatus for combined soft-decision based interference cancellation and decoding
09/12/2006US7106679 Information reproducing apparatus and method, and error correction system
09/12/2006CA2274106C Shortened fire code error-trapping decoding method and apparatus
09/08/2006WO2006093286A1 Wireless communication apparatus
09/08/2006WO2006092564A1 Metric calculations for map decoding using the butterfly structure of the trellis
09/07/2006US20060200733 Multi-source data encoding, transmission and decoding using Slepian-Wolf codes based on channel code partitioning
09/07/2006US20060200732 Method and apparatus for providing a processor based nested form polynomial engine
09/07/2006US20060200731 System and method of error detection for unordered data delivery
09/07/2006US20060200725 Coding apparatus and decoding apparatus for transmission/storage of information
09/07/2006US20060200724 Multi-source data encoding, transmission and decoding using Slepian-Wolf codes based on channel code partitioning
09/07/2006US20060200723 Method and apparatus for implementing enhanced vertical ECC storage in a dynamic random access memory
09/07/2006US20060200706 Method and device for building a variable-length error-correcting code
09/07/2006US20060198325 Method for supporting scalable and reliable multicast in tdma/tdd systems using feedback suppression techniques
09/07/2006DE112004002008T5 Vereinheitlichter Viterbi/Turbo-Decoder für mobile Telekommunikationssysteme Unified Viterbi / Turbo decoder for mobile telecommunications systems
09/07/2006DE102005008792A1 Verfahren zur Entzerrung eines Datensignals unter Berücksichtigung eines Störkanals Method for equalizing a data signal taking into account an interference channel
09/07/2006DE10085276B4 Verfahren und Einrichtung zum Implementieren eines Blattknoten-Stellvertreters in einem Netzwerk Method and apparatus for implementing a leaf node's deputy in a network
09/06/2006EP1699141A2 Spread spectrum communication method
09/06/2006EP1699139A2 Method for puncturing low density parity check (LDPC) code
09/06/2006EP1699138A1 Method and device for decoding LDPC encoded codewords, in particular DVB-S2 LDPC encoded codewords
09/06/2006EP1698082A2 An apparatus, system, method and computer program product for reliable multicast transport of data packets
09/06/2006EP1698057A1 Method and apparatus for random shuffled turbo multiuser detector
09/06/2006EP1697843A2 System and method for managing protocol network failures in a cluster system
09/06/2006EP1696786A2 Methods and apparatus for reducing error floors in message passing decoders
09/06/2006EP1532741B1 Cyclic redundancy check with efficient re-computation of error detection code
09/06/2006EP1449069A4 Galois field linear transformer
09/06/2006EP1449063A4 Galois field multiplier system
09/06/2006EP1338092B1 Soft decision decoding of block codes with error and erasure decoding
09/06/2006EP1107499B1 Data transmission method, data transmission system, sending device and receiving device
09/06/2006CN1830171A Method and apparatus for packet aggregation in a wireless communication network
09/06/2006CN1830151A 维特比解码器 Viterbi decoder
09/06/2006CN1830150A A method, an encoder and communication device for individually encoding code block segments
09/06/2006CN1830149A Method for encoding low-density parity check code
09/06/2006CN1829174A WLAN access point and its access method
09/06/2006CN1829099A Single-bit error correction and form-checking method based on CRC and its circuit
09/06/2006CN1274159C Error detecting method of moving image transmssion system
09/06/2006CN1274101C Sign mapping interleaver and interleaving method of HSDPA mobile communication system
09/06/2006CN1274096C Turbo-interleaving method
09/06/2006CN1274088C Hierarchical block coding for a packet-based communications system
09/06/2006CN1273984C Method and device for Turbo coding and decoding in disc driver read-and-write path
09/05/2006US7103832 Scalable cyclic redundancy check circuit
09/05/2006US7103831 Burst reliability and error locator for trellis codes
09/05/2006US7103830 DC balanced error correction coding
09/05/2006US7103829 Coding for informed decoders
09/05/2006US7103828 System and method for interleaving and transmitting forward error correction code words
09/05/2006US7103827 Method and apparatus for detecting start position of code sequence, and decoding method and apparatus using the same
09/05/2006US7103825 Decoding error-correcting codes based on finite geometries
09/05/2006US7103824 Multi-dimensional data protection and mirroring method for micro level data
09/05/2006US7103823 Communication between multi-processor clusters of multi-cluster computer systems
09/05/2006US7103822 Method and apparatus for computing ‘N-bit at a time’ CRC's of data frames of lengths not multiple of N
09/05/2006US7103821 Method and apparatus for improving network router line rate performance by an improved system for error checking
09/05/2006US7103820 System and method for interleaving forward error correction code words across multiple communication connections
09/05/2006US7103819 Decoding device and decoding method
09/05/2006US7103818 Transforming generalized parity check matrices for error-correcting codes
09/05/2006US7103107 Demodulator, receiver, and communication system
09/05/2006US7102663 Mixed-media telecommunication call set-up
08/2006
08/31/2006WO2006091916A2 Ultrawideband architecture
08/31/2006WO2006091282A2 System and method for error correction in high definition tv signal
08/31/2006US20060195775 Method and apparatus for providing a read channel having combined parity and non-parity post processing
08/31/2006US20060195774 Error correction circuit and method
08/31/2006US20060195773 Viterbi decoder architecture for use in software-defined radio systems
08/31/2006US20060195772 Method and apparatus for evaluating performance of a read channel
08/31/2006US20060195771 Application of a Meta-Viterbi algorithm for communication systems without intersymbol interference
08/31/2006US20060195770 System and method for multi-mode multi-state path metric addressing
08/31/2006US20060195769 Techniques for performing Galois field logarithms for detecting error locations that require less storage space
08/31/2006US20060195768 Techniques for performing reduced complexity galois field arithmetic for correcting errors
08/31/2006US20060195767 Supporting hybrid automatic retransmission request in orthogonal frequency division multiplexing access radio access system
08/31/2006US20060195766 Semiconductor memory device