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)
03/2006
03/15/2006CN1747039A Device for encoding digital data, device for recording it to dvd, and its method
03/15/2006CN1245835C Transmitting device and method of digital broadcasting system with improved internal interlacing devicerandom mechanism
03/15/2006CN1245720C Data regeneration controller
03/14/2006US7013422 Noise removal in multibyte text encodings using statistical models
03/14/2006US7013421 Trellis interleaver and feedback precoder
03/14/2006US7013420 Coded modulation method, which takes tailbits and their coding into account
03/14/2006US7013412 Method for segmentally deinterleaving a data signal
03/14/2006US7013023 Method and device for sending and receiving digital images using an image watermark for decoding
03/14/2006US7012976 Method for decoding and of joint equalization of a digital signal protected by a code defined by a trellis
03/14/2006US7012975 Method and apparatus for performing calculations for forward (alpha) and reverse (beta) metrics in a map decoder
03/14/2006US7012769 Digital information recording/reproducing apparatus
03/14/2006CA2332596C Improved lost frame recovery techniques for parametric, lpc-based speech coding systems
03/14/2006CA2226503C Apparatus for demodulating and decoding video signals
03/09/2006WO2005074176A3 Feedback control loop for bit detection in an n-dimensional data block
03/09/2006US20060053362 Forward error correction method and communication method, and forward error correction code addition apparatus and communication apparatus
03/09/2006US20060053359 Encoder using low density parity check codes and encoding method thereof
03/09/2006US20060053019 Recording and reproducing apparatus for use with optical recording medium having real-time, losslessly encoded data
03/09/2006US20060050678 Block de-interleaving system
03/09/2006DE102005020881A1 System und Verfahren zur Datenkomprimierung und Dekomprimierung System and method for data compression and decompression
03/09/2006CA2567248A1 A method of and apparatus for implementing a reconfigurable trellis-type decoding
03/08/2006EP1633127A2 An apparatus, method, system, and computer program for managing image processing
03/08/2006EP1633052A1 Block de-interleaving system
03/08/2006EP1355431B1 Viterbi decoding processor
03/08/2006EP1336250B1 Module for generating circuits for decoding convolutional codes, related method and circuit
03/08/2006EP0960487B1 Maximum likelihood detection of concatenated space-time codes for wireless applications with transmitter diversity
03/08/2006CN1744647A Apparatus, method, system, and computer program for managing image processing
03/08/2006CN1744610A Operation support system interface and its inter connection method with network management system
03/08/2006CN1744569A Unknown multicasting message processing method
03/08/2006CN1744484A Coding and decoding method of wireless digital signalling
03/08/2006CN1744475A Method and system for processing signals through redundancy and iterative processing
03/08/2006CN1744444A Dual binary turbo code decoding method based on adaptive principle
03/07/2006US7010739 Error evaluator for inversionless Berlekamp-Massey algorithm in Reed-Solomon decoders
03/07/2006US7010738 Combinational circuit, and encoder, decoder and semiconductor device using this combinational circuit
03/07/2006US7010737 Method and apparatus for error data recovery
03/07/2006US7010469 Method of computing partial CRCs
03/07/2006US7010064 Channel delay spread adaptive equalization and decoding
03/07/2006US7010052 Apparatus and method of CTCM encoding and decoding for a digital communication system
03/07/2006US7010051 Coding apparatus, coding method and recording medium having coded program recorded therein, and decoding apparatus, decoding method and recording medium having decoded program recorded therein
03/07/2006US7009561 Radio frequency motion tracking system and method
03/02/2006WO2006023996A2 Methods and apparatus for error correction of transparent gfp (generic framing procedure) superblocks
03/02/2006WO2006022155A1 Error correction device
03/02/2006US20060048041 Method for measuring a delay time of a digital circuit and corresponding device and digital circuit
03/02/2006US20060048038 Compressing signals using serially-concatenated accumulate codes
03/02/2006US20060048037 Method of and apparatus for implementing a reconfigurable trellis-type decoding
03/02/2006US20060048036 Method and apparatus for generating error correction data, and a computer-readable recording medium recording an error correction data generating program thereon
03/02/2006US20060048035 Method and apparatus for detecting a packet error in a wireless communications system with minimum overhead using embedded error detection capability of turbo code
03/02/2006US20060045387 Method and apparatus for preserving binary data
03/02/2006US20060044623 Apparatus, method, system, and computer program for managing image processing
03/02/2006US20060044162 Fibre optic communications
03/01/2006EP1630994A2 Method for balancing the ratio Eb/l in a service multiplexing CDMA system and telecommunication systems using this method
03/01/2006EP1630993A1 Cdma transmitting apparatus and cdma transmitting method
03/01/2006EP1630990A1 Ofdm signal receiver apparatus and ofdm signal receiving method
03/01/2006EP1629636A2 Time-triggered communication system and method for the synchronized start of a dual-channel network
03/01/2006EP1629625A1 Secure data transmission between two modules
03/01/2006EP1629480A1 Iterative stripewise trellis-based symbol detection method and device for multi-dimensional recording systems
03/01/2006EP0963073B1 Transmitter and receiver with interleaving/deinterleaving means for interleaving/deinterleaving data within a super frame
03/01/2006EP0866589B1 Data transmitting method, data transmitting system, transmitter, and receiver
03/01/2006CN1742334A Lossless data embedding
03/01/2006CN1244226C Recursive metric for NTSC interference rejection in ATSC-HDTV trellis decoder
02/2006
02/28/2006US7007225 C3 module operation method of optical storage apparatus
02/28/2006US7007223 Efficient method and apparatus for low latency forward error correction
02/28/2006US7007222 Apparatus for accessing data stored on an optical disc
02/28/2006US7007221 Data reproducing controller
02/28/2006US7007220 Error correction coding across multiple channels in content distribution systems
02/28/2006US7007209 System of testing the upstream cable modem channel
02/28/2006US7006097 Method and apparatus for compression and reconstruction of animation path using linear approximation
02/28/2006CA2241691C Method and apparatus for symbol decoding using a variable number of survivor paths
02/23/2006WO2006020934A2 Systems and methods for decreasing latency in a digital transmission system
02/23/2006WO2006020826A2 Method and apparatus for fast encoding of data symbols according to half-weight codes
02/23/2006WO2006020484A1 Method and apparatus for encoding and decoding data
02/23/2006WO2006020460A2 Code design and implementation improvements for low density parity check codes for multiple-input multiple-output channels
02/23/2006WO2006020205A1 Improvements to a layered decoding approach for low density parity check (ldpc) codes
02/23/2006WO2006019217A1 Apparatus and method for coding/decoding block low density parity check code with variable block length
02/23/2006WO2006018687A1 Method and apparatus using coordinate interleaving to increase diversity in a mimo system
02/23/2006WO2006018605A1 Soft decision enhancement
02/23/2006WO2006017985A1 A method of implementing the service treatment by the functional entity in the service control layer
02/23/2006US20060041826 Methods and apparatus for error correction of transparent GFP (generic framing procedure) superblocks
02/23/2006US20060041825 Cyclic code circuit with parallel output
02/23/2006US20060041824 Method and apparatus for computing parity characters for a codeword of a cyclic code
02/23/2006US20060041822 Error correction in ROM embedded DRAM
02/23/2006US20060041821 Short length LDPC (Low Density Parity Check) code and modulation adapted for high speed Ethernet applications
02/23/2006US20060041820 Method and apparatus for receiving a control channel in a wireless communication system
02/23/2006US20060041819 Data decoding method and the system thereof
02/23/2006US20060041818 Method and apparatus for mitigating fading in a communication system
02/23/2006US20060041817 Accounting for error carryover in error correction on M-bit encoded links
02/23/2006US20060039509 Method for decoding data using windows of data
02/23/2006US20060039492 Hybrid memory architecture for reduced state sequence estimation (RSSE) techniques
02/23/2006DE10229057B4 Verfahren und Basisstation zur Datenübertragung in einem Funk-Kommunikationssystem The method and base station for transmitting data in a radio communication system
02/23/2006DE102004038754A1 Decoder und Verfahren zum Durchführen eines Viterbi-Algorithmus Decoder and method for performing a Viterbi algorithm
02/23/2006CA2577291A1 Code design and implementation improvements for low density parity check codes for multiple-input multiple-output channels
02/22/2006EP1628405A2 Method and system for decoding video, voice, and speech data using redundancy
02/22/2006EP1628404A2 Method and system for improving wired and wireless receivers through redundancy and iterative processing
02/22/2006EP1628403A2 Transmission system with adaptive channel encoder and decoder
02/22/2006EP1628402A1 Correction of error propagation caused by scrambling with subsequent forward error correction
02/22/2006EP1628401A1 Apparatus and method for coding/decoding block low density parity check code with variable block length
02/22/2006EP1495548B1 Device and method for masking a fault
02/22/2006CN1739257A Operation of a forward link acknowledgement channel for the reverse link data
02/22/2006CN1739244A Encoder using low density parity check codes and encoding method thereof
02/22/2006CN1738452A Synchronizing push to talk service in wireless communication system
02/22/2006CN1738373A Sending apparatus and method of digital broadcasting system