| 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) |
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| 02/17/2000 | WO2000008767A1 Channel encoding/decoding in communication system |
| 02/17/2000 | WO2000008766A1 Method and device for error correction coding and corresponding decoding method and device |
| 02/17/2000 | WO2000008644A1 Recording apparatus |
| 02/17/2000 | WO1999060706A3 A method, device and carrier for encoding multiword information |
| 02/17/2000 | CA2339257A1 Cached chainback ram for serial viterbi decoder |
| 02/16/2000 | EP0980162A1 Method and apparatus for seamlessly changing the radio interface data rate in circuit switched transmission |
| 02/16/2000 | EP0979562A1 Rate control device and method for cdma communication system |
| 02/16/2000 | CN1244972A Method and apparatus for transmitting and receiving |
| 02/16/2000 | CN1244708A Cross method and circuit for high density recording medium |
| 02/15/2000 | US6026122 Process and system for transferring vector signal with precoding for signal power reduction |
| 02/15/2000 | US6024485 Error correction coding and decoding method, and circuit using said method |
| 02/15/2000 | CA2039708C Method of generating quality factors for binary digits obtained in the viterbi-analysis of a signal |
| 02/10/2000 | WO2000007300A1 Encoding multiword information by wordwise interleaving |
| 02/10/2000 | WO2000007187A1 A sampled amplitude read channel employing a trellis sequence detector matched to a channel code constraint and a post processor for correcting errors in the detected binary sequence using the signal samples and an error syndrome |
| 02/10/2000 | WO2000001076A8 Method of encoding bits in a signal |
| 02/09/2000 | EP0978840A1 Method and system for controlling copy generations of digital data |
| 02/09/2000 | EP0978172A1 Method for masking defects in a stream of audio data |
| 02/08/2000 | US6023783 Hybrid concatenated codes and iterative decoding |
| 02/08/2000 | US6023782 RAM based key equation solver apparatus |
| 02/08/2000 | US6023779 Electronic, acoustical tone generating communications system and method |
| 02/08/2000 | US6023492 Method and apparatus for conditionally combining bit metrics in a communication system |
| 02/08/2000 | US6023384 Data recording device and control apparatus for recording data twice on one track using different encoding methods |
| 02/03/2000 | WO2000005819A1 Fast metric calculation for viterbi decoder implementation |
| 02/03/2000 | WO1999062212A3 Transmission system for transmitting a main signal and an auxiliary signal |
| 02/03/2000 | WO1999062196A3 Write/read device for communication with transponders, having first coding means and second coding means |
| 02/02/2000 | CN1243621A Transmission system with improved recombination function of lost part |
| 02/02/2000 | CN1243617A Error prevention method for multimedia |
| 02/02/2000 | CN1243363A Transmitting rate estimation apparatus and method thereof |
| 02/02/2000 | CN1243360A Digital modulation system using expanded code group |
| 02/01/2000 | US6021518 Method for obtaining information on the residual errors in a transmitted channel-decoded digital signal |
| 02/01/2000 | US6021226 Image information encoding/decoding system |
| 02/01/2000 | US6021011 Synchronous read channel employing a digital center frequency setting for a variable frequency oscillator in discrete time timing recovery |
| 02/01/2000 | CA2086941C Error protection for vlc coded data |
| 01/27/2000 | WO2000004645A1 De-interleave circuit |
| 01/27/2000 | WO2000004644A1 Bs digital broadcasting receiver |
| 01/27/2000 | WO1999062213A3 Transmission system with adaptive channel encoder and decoder |
| 01/27/2000 | WO1999062209A3 Transmission system with adaptive channel encoder and decoder |
| 01/27/2000 | WO1999062185A3 Transmission system having a simplified channel decoder |
| 01/26/2000 | EP0975125A1 Sequence estimation method and sequence estimator |
| 01/26/2000 | EP0974968A2 An error correction system for a compact disk drive |
| 01/26/2000 | EP0974957A2 Method and apparatus for writing and reading optical recording medium |
| 01/26/2000 | EP0974204A1 Arrangements and method relating to handling of digital signals |
| 01/26/2000 | EP0974200A1 A method and device for nonlinear likelihood sequence estimation |
| 01/25/2000 | US6018817 Error correcting code retrofit method and apparatus for multiple memory configurations |
| 01/25/2000 | US6018626 Error correction method and apparatus for disk drive emulator |
| 01/25/2000 | US6018594 Image information encoding/decoding system |
| 01/25/2000 | US6018556 Programmable loop filter for carrier recovery in a radio receiver |
| 01/20/2000 | WO2000003486A1 Transmission system comprising an error correction circuit, an interleaver, and a puncturing or repeating device |
| 01/20/2000 | WO2000003392A1 Invertibly mapping binary sequences into rate 2/3 (1,k) run-length-limited coded sequences with maximum transition density constraints |
| 01/20/2000 | WO1999045911A9 Universal reed-solomon coder-decoder |
| 01/19/2000 | EP0973292A2 Statistically multiplexed turbo code decoder |
| 01/19/2000 | EP0973268A1 Method and device for coding and transmission using a sub-code of a product code |
| 01/19/2000 | EP0973267A2 Error correction method |
| 01/19/2000 | EP0973266A1 Viterbi decoding method and apparatus therefor |
| 01/19/2000 | EP0972368A1 Method and apparatus for communicating a block of digital information between a sending and a receiving station |
| 01/19/2000 | EP0972346A1 Electronic communications system and method |
| 01/19/2000 | EP0972250A1 Apparatus and method for applying crc to arinc 429 periodic data |
| 01/19/2000 | CN1241845A Intermediate rate applications of punctured convolutional codes for 8PSK trellis modulation over satellite channels |
| 01/19/2000 | CN1241844A Lossless encodng and decoding system |
| 01/19/2000 | CN1048607C Method of correcting errors and erasures in digital information, and device suitable for carrying out the method |
| 01/19/2000 | CN1048606C Method and apparatus for coherent communication in a spread-spectrum communication system |
| 01/19/2000 | CN1048573C Error correction circuit |
| 01/18/2000 | US6016568 High rate trellis coding and decoding method and apparatus |
| 01/18/2000 | US6016364 Image information encoding/decoding system |
| 01/18/2000 | US6016363 Image information encoding/decoding system |
| 01/18/2000 | CA2157958C Trellis coded modulation employing lower dimensionality convolutional encoder |
| 01/18/2000 | CA2118991C Rotationally invariant multilevel coded systems |
| 01/14/2000 | CA2243013A1 Parallel concatenated convolutional coding |
| 01/13/2000 | WO2000002320A1 Method and apparatus for transmitting and receiving information packets using multi-layer error detection |
| 01/13/2000 | WO1999051036A3 Modifying data which has been coded |
| 01/12/2000 | EP0971483A2 Deinterleaving device |
| 01/12/2000 | EP0971355A2 Record medium storing a signal |
| 01/12/2000 | EP0970567A1 Communications systems and methods employing code rate partitioning with nonorthogonal modulation |
| 01/12/2000 | EP0970566A1 List output viterbi decoding with crc outer code for multirate signal |
| 01/12/2000 | CN1241069A Reception apparatus |
| 01/11/2000 | US6014767 Method and apparatus for a simple calculation of CRC-10 |
| 01/11/2000 | US6014766 Digital signal reproduction apparatus |
| 01/11/2000 | US6014754 Signal recording and regenerating apparatus and error recovery processing execution sequence change method |
| 01/11/2000 | US6014411 Repetitive turbo coding communication method |
| 01/11/2000 | US6014356 Data-reproducing device |
| 01/11/2000 | US6012839 Method and apparatus to protect data within a disk drive buffer |
| 01/06/2000 | WO2000001076A1 Method of encoding bits in a signal |
| 01/06/2000 | CA2336099A1 Method of encoding bits in a signal |
| 01/05/2000 | EP0969480A1 Encoding method and memory device |
| 01/05/2000 | CN1240315A Convolution cross and deconvolution cross device and method thereof |
| 01/04/2000 | US6012160 Method for protecting important data bits using less important data bits |
| 01/04/2000 | US6012159 Method and system for error-free data transfer |
| 01/04/2000 | US6012158 Decoding apparatus and decoding method |
| 01/04/2000 | US6011867 Image information encoding/decoding system |
| 01/04/2000 | US6011817 Transmission system and receiver with improved detection, and improved detection method |
| 01/04/2000 | CA2157069C Adaptive forward error correction system |
| 12/29/1999 | WO1999067913A1 Digital data decoder that derives codeword estimates from soft data |
| 12/29/1999 | EP0967731A2 Method and arrangement for implementing convolutional decoding |
| 12/29/1999 | EP0967730A1 Convolutional decoder with modified metrics |
| 12/29/1999 | EP0966796A1 Multichannel viterbi decoder |
| 12/29/1999 | EP0966793A1 Audio coding method and apparatus |
| 12/29/1999 | CN1240067A Error correction with two block codes |
| 12/29/1999 | CN1240066A Method and apparatus for decoding block codes |
| 12/29/1999 | CN1240065A Method and circuit for digital modulation and method and circuit for digital demodulation |
| 12/28/1999 | US6009553 Adaptive error correction for a communications link |