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)
08/2002
08/29/2002WO2002067433A2 Convolutional decoder
08/29/2002WO2002067432A2 Convolutional decoder
08/29/2002WO2002067429A2 System and method for enhanced error correction in trellis decoding
08/29/2002WO2002035820A3 Method and device for decoding a sequence of physical signals, reliability detection unit and viterbi decoding unit
08/29/2002WO2002027959A3 Method and apparatus for efficient walsh covering and summing of signals in a communication system
08/29/2002WO2002009380A3 Data transmission using pulse with modulation
08/29/2002WO2001093428A3 Product code based forward error correction system
08/29/2002WO2000070772A9 Dynamic forward error correction
08/29/2002WO2000035122A9 Demultiplexer for channel interleaving
08/29/2002US20020120905 Method for detecting common typing errors
08/29/2002US20020120904 Transmission system with adaptive channel encoder and decoder
08/29/2002US20020120903 Intercommunicating apparatus for duplex system capable of detecting failure thereof
08/29/2002US20020120901 Early error detection using ECC
08/29/2002US20020120890 Efficient implementation of error correction code scheme
08/29/2002US20020119803 Channel codec processor configurable for multiple wireless communications standards
08/29/2002US20020118776 Method and system for adapting a training period in a turbo decoding device
08/29/2002US20020118769 Trellis coded modulation tails
08/29/2002US20020118126 Methods and apparatus for constant-weight encoding & decoding
08/28/2002EP1235400A1 Data transmission method and data transmission device
08/28/2002EP1235379A1 Decoderless bit-error-rate estimation for convolutionally encoded transmissions in wireless systems
08/28/2002EP1235354A2 Interleaving method
08/28/2002EP0602249B1 Maximum likelihood sequence estimating device and method therefor
08/28/2002CN1366739A Method and apparatus for decoding turbo-encoded code sequence
08/28/2002CN1366738A Interleave address generator
08/28/2002CN1366737A Encoding/decoding device and encoding/decoding method
08/28/2002CN1366659A Error correction method with pitch change detection
08/27/2002US6442747 Method of synthesizing a cycle redundancy code generator circuit using hardware description language
08/27/2002US6442729 Convolution code generator and digital signal processor which includes the same
08/27/2002US6442728 Methods and apparatus for turbo code
08/27/2002US6442334 Data recording method and apparatus, data recording medium, and data reproducing method and apparatus
08/27/2002US6442176 Signal transmission system in a mobile communication network
08/27/2002US6439971 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
08/22/2002WO2002065648A1 Apparatus and method for coding/decoding channels in a mobile communication system
08/22/2002WO2002065647A1 Apparatus and method for generating codes in communication system
08/22/2002WO2001010040A3 Method and apparatus for correction of errors in fire codes used in gsm control channels
08/22/2002WO2000024173A9 Apparatus and method for determining the closest coset points in a trellis decoder
08/22/2002US20020116682 Subtraction in a viterbi decoder
08/22/2002US20020116681 Decoder, system and method for decoding trubo block codes
08/22/2002US20020116680 Turbo decoder using binary LogMAP algorithm and method of implementing the same
08/22/2002US20020116677 Decoder for iterative decoding of binary cyclic codes
08/22/2002US20020115463 Using SISO decoder feedback to produce symbol probabilities for use in wireless communications that utilize single encoder turbo coding and transmit diversity
08/22/2002US20020114401 Apparatus and method for generating and decoding codes in a communication system
08/22/2002US20020114358 Aharmonic interleaving of forward error corrected (FEC) signals
08/22/2002US20020114312 Interleaving method
08/22/2002US20020114250 Reproduced signal evaluation apparatus and method, reproduction apparatus and method, and recording apparatus and method
08/22/2002US20020114247 Data processing apparatus and method for d=2 optical channels
08/22/2002US20020114197 Address converter, interleaver and de-interleaver
08/22/2002US20020112817 Method and apparatus for edge wrapping an aircraft interior panel
08/21/2002EP1233565A2 Turbo-reception method and turbo-receiver for a MIMO system
08/21/2002EP1233525A1 Viterbi detector and method for recovering a binary sequence from a read signal
08/21/2002EP1233524A2 Apparatus and method for generating and decoding codes in communication system
08/21/2002EP1233523A1 Method and apparatus for decoding error correction code
08/21/2002EP1232619A1 Method for implementing shared channel decoder for onboard processing satellites
08/21/2002EP1232499A1 Rogue packet detection and correction method for data storage device
08/21/2002CN1365196A Non damage decoder and its method
08/21/2002CN1365195A Non damage decoder and its method
08/21/2002CN1365194A Non-damage decoder and its method
08/21/2002CN1365193A Treating method for sound frequency data and nondamage decoding method
08/21/2002CN1365192A Method for real-time non-damage coding input sound frequency data and decoding method
08/20/2002US6438727 Threefold error correction coding method and apparatus for high definition digital video cassette recorder
08/20/2002US6438726 Method of dual use of non-volatile memory for error correction
08/20/2002US6438724 Method and apparatus for deterministically altering cyclic redundancy check information for data storage
08/20/2002US6438723 Method and arrangement for the reliable transmission of packet data
08/20/2002US6438525 Scalable audio coding/decoding method and apparatus
08/20/2002US6438319 Recording digital video signals and redundancy signals for error correction
08/20/2002US6438252 Method for encoding bits in a signal
08/20/2002US6438181 Efficient metric memory configuration for a Viterbi decoder
08/20/2002US6438180 Soft and hard sequence detection in ISI memory channels
08/20/2002US6438112 Device and method for coding information and device and method for decoding coded information
08/20/2002US6437714 Channel encoding device and method for communication system
08/20/2002US6437711 Segmentation mechanism for a block encoder and method for encoding with a block encoder
08/20/2002CA2369197A1 Decoderless bit-error-rate estimation for convolutionally encoded transmissions in wireless systems
08/15/2002WO2002063889A2 Blind transport format detection of turbo-coded data
08/15/2002WO2002063818A1 Error correcting/decoding method
08/15/2002WO2002063778A1 Apparatus and method for generating codes in a communications system
08/15/2002US20020112211 Minimum error detection in a viterbi decoder
08/15/2002US20020112210 Apparatus and method for coding/decoding channels in a mobile communication system
08/15/2002US20020112205 Techniques for providing data within a data storage system
08/15/2002US20020110203 Method and system for energy based frame rate determination
08/15/2002US20020110183 Spread spectrum mobile station for simultaneously receiving and processing multiple channels of data
08/15/2002US20020110071 Recording method, recording apparatus, transmitting apparatus, reproducing method, reproducing apparatus, receiving apparatus, recording medium, and transmission medium
08/15/2002US20020109616 Method for encoding/decoding digital data transmitted through a serial link, particularly of the 8B/10 type, and device for implementing same
08/14/2002EP1231747A2 Sequence estimation method and apparatus
08/14/2002EP1231737A1 Apparatus and method for generating codes in a communications system
08/14/2002EP1231735A2 Apparatus and method for generating code in a communication system
08/14/2002EP1231718A2 Reed-Solomon decoder for processing (M) or (2M) bit data, and decoding method therefor
08/14/2002EP1231715A2 Recording method, recording apparatus, transmitting apparatus, reproducing method, reproducing apparatus, receiving apparatus, recording medium, and transmission medium
08/14/2002EP1230737A1 High-speed acs unit for a viterbi decoder
08/14/2002EP1230736A1 Method for decoding data coded with an entropic code, corresponding decoding device and transmission system
08/14/2002DE10102928A1 Viterbi-Decoder Viterbi decoder
08/14/2002CN2506034Y Turbo decoder
08/14/2002CN1364362A Method of providing error protection for data bit flow
08/14/2002CN1363996A Pre-decoder for vortex decoder and method for recovery of vortex code
08/14/2002CN1363995A Coding character correctness check by difference in shape
08/14/2002CN1089178C Bar code encoding system using four-state codes
08/13/2002US6434718 Error protection method and error protection device
08/13/2002US6434717 Error detecting device and method
08/13/2002US6434203 Memory architecture for map decoder
08/13/2002US6434200 TCM revisiting system and method
08/08/2002WO2002062064A1 Transmission method, transmission system, transmission device and reception device