| 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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| 04/08/1999 | WO1999017453A1 Maximum likelihood sequence estimation in the presence of co-channel interference |
| 04/08/1999 | WO1999004521A3 A method and apparatus for segmentation and reassembly of packets/cells over satellite/wireless networks |
| 04/08/1999 | WO1999004339A3 Method and apparatus for improving asynchronous transfer mode operation over noisy, high speed wireless links |
| 04/08/1999 | DE19740935A1 Schaltungsanordnung und Verfahren zur Vorwärtsfehlerkorrektur Circuit arrangement and method for forward error correction |
| 04/07/1999 | EP0907257A2 Error correction of interleaved data blocks |
| 04/07/1999 | EP0907256A2 Apparatus for convolutional self-doubly orthogonal encoding and decoding |
| 04/07/1999 | EP0906669A1 Method and apparatus for data transmission using multiple transmit antennas |
| 04/07/1999 | EP0906665A1 MODIFIED REED-SOLOMON ERROR CORRECTION SYSTEM USING (w+i+1)-BIT REPRESENTATIONS OF SYMBOLS OF GF(2?w+i ) |
| 04/07/1999 | CN1213232A Device and method for functuring and recovering code in spread spectrum communication system |
| 04/06/1999 | US5892879 Communication system for plural data streams |
| 04/06/1999 | US5892775 Method and apparatus for providing error-tolerant storage of information |
| 04/02/1999 | CA2249095A1 Apparatus for convolutional self-doubly orthogonal encoding and decoding |
| 04/01/1999 | WO1999016175A1 Semiconductor integrated circuit and data processing system |
| 04/01/1999 | WO1999016174A1 Method and apparatus for viterbi decoding of punctured codes |
| 03/31/1999 | EP0905911A2 Data error correcting method and apparatus |
| 03/31/1999 | EP0830741B1 High speed cyclical redundancy check system using a programmable architecture |
| 03/31/1999 | CN1212588A Receiving apparatus, transmitting/receiving apparatus, and communicating method |
| 03/30/1999 | US5890112 Memory reduction for error concealment in subband audio coders by using latest complete frame bit allocation pattern or subframe decoding result |
| 03/30/1999 | US5890105 Low bit rate coding system for high speed compression of speech data |
| 03/30/1999 | US5889864 Data transmission systems |
| 03/30/1999 | US5889796 Method of insuring data integrity with a data randomizer |
| 03/30/1999 | US5889794 Two-level error correction encoder |
| 03/30/1999 | US5889793 Methods and apparatus for error correction |
| 03/30/1999 | US5889792 Method and apparatus for generating syndromes associated with a block of data that employs re-encoding the block of data |
| 03/30/1999 | US5889791 System, device and method of FEC coding and interleaving for variable length burst transmission |
| 03/30/1999 | US5889783 Data communication |
| 03/25/1999 | WO1999014884A2 Circuit and method for forward error correction in a digital synchronous hierarchical system |
| 03/25/1999 | WO1999014866A2 Transmission system with improved reconstruction of missing parts |
| 03/25/1999 | CA2509947A1 Transmitter diversity technique for wireless communications |
| 03/25/1999 | CA2304249A1 Circuit arrangement and method for forward error correction |
| 03/24/1999 | EP0903955A1 Modular architecture PET decoder for ATM networks |
| 03/24/1999 | EP0903025A1 Process for computer-aided resignalling in an automatic repeat request |
| 03/24/1999 | EP0903018A1 Method of and apparatus for interference rejection combining and downlink beamforming in a cellular radiocommunications system |
| 03/24/1999 | CN1211792A Combined DVD/CD data processor |
| 03/23/1999 | US5887036 Logical block for a Viterbi decoder |
| 03/23/1999 | US5887035 Method for joint equalization and detection of multiple user signals |
| 03/23/1999 | US5887007 Viterbi decoding method and viterbi decoding circuit |
| 03/23/1999 | US5887006 Methods and apparatus for error correction |
| 03/23/1999 | US5887005 Methods and apparatus for error correction |
| 03/23/1999 | US5886998 Method and apparatus for interleave/de-interleave addressing in data communication circuits |
| 03/23/1999 | US5886844 Magnetic disk apparatus and read waveform equalizing method using stored tap coefficients for a transversal filter |
| 03/23/1999 | US5885138 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device |
| 03/18/1999 | WO1999013587A1 A high speed cache management unit for use in a bridge/router |
| 03/17/1999 | EP0902545A1 Serial estimating method |
| 03/17/1999 | EP0902421A2 Voice coder and method |
| 03/17/1999 | EP0618727B1 Encoder and decoder |
| 03/17/1999 | CN1211366A Method and apparatus for symbol decoding using a variable number of survivor paths |
| 03/17/1999 | CN1211121A Method for determining range of data error correction |
| 03/11/1999 | WO1999012299A1 Method and communications system for synchronising two devices to a predetermined data transmission process |
| 03/11/1999 | WO1999012265A1 Turbo-coder/decoder and turbo-coding/decoding method |
| 03/11/1999 | WO1998058467A3 Source-controlled channel decoding using intra-frame correlation |
| 03/11/1999 | WO1998052362A3 Channel coding method |
| 03/10/1999 | EP0901276A2 Data transmission method for embedded data, data transmitting and reproducing apparatures and information recording medium therefor |
| 03/10/1999 | EP0901234A2 Viterbi compare-select operation for two-bit traceback coding |
| 03/10/1999 | CN1210423A Circuits and systems for generating and communicating advanced television signals |
| 03/09/1999 | US5881106 Signal processing circuit to implement a Viterbi algorithm |
| 03/09/1999 | US5881093 Method of interleaving a convolutionally coded signal in a spread spectrum communication system |
| 03/09/1999 | US5881075 Viterbi decoder |
| 03/09/1999 | US5881074 1000base-t packetized trellis coder |
| 03/09/1999 | US5881073 Convolutional decoding with the ending state decided by CRC bits placed inside multiple coding bursts |
| 03/09/1999 | US5881071 Digital write-and-read method and signal processing apparatus |
| 03/09/1999 | US5881070 Variable length coding apparatus |
| 03/04/1999 | WO1999011013A1 Method and device for assessing the service quality of transmission channels in a digital transmission system |
| 03/04/1999 | WO1999011011A1 Method for data transfer in a digital transmission system with a packet-switching service |
| 03/04/1999 | WO1999011010A1 Method for packet transmission with an arq protocol on transmission channels in a digital transmission system |
| 03/04/1999 | WO1999011009A1 Method for data transfer on transmission channels in a digital transmission system |
| 03/04/1999 | WO1999010984A1 A method of and apparatus for selecting cyclic redundancy check generators in a concatenated code |
| 03/04/1999 | WO1998056119A3 Non-coherent sequence estimation receiver for digital modulations |
| 03/04/1999 | CA2300882A1 Method for data transmission of transmission channels in a digital transmission system |
| 03/04/1999 | CA2300880A1 Method and device for assessing the service quality of transmission channels in a digital transmission system |
| 03/03/1999 | EP0899906A2 System and method for measuring channel quality information |
| 03/03/1999 | EP0899888A1 Coding and decoding methods and devices and equipment using them |
| 03/03/1999 | EP0899887A2 Low-power-consumption viterbi decoder |
| 03/03/1999 | EP0899885A2 PRML code encoding and decoding methods dor high-density data storing device |
| 03/03/1999 | EP0899734A2 Combined DVD/CD data processor |
| 03/03/1999 | EP0660978A4 A data decoder and method for use therein using a dynamically indexed channel state metric. |
| 03/03/1999 | EP0573621B1 Device and method for precoding |
| 03/03/1999 | CN1209693A Vital ratio decoder |
| 03/03/1999 | CN1209603A Data detector and method for using same |
| 03/02/1999 | US5878098 Method and apparatus for rate determination in a communication system |
| 03/02/1999 | US5878092 Trace-back method and apparatus for use in a viterbi decoder |
| 03/02/1999 | US5878060 Viterbi decoding apparatus and viterbe decoding method |
| 03/02/1999 | US5878058 Apparatus for determining an error locator polynomial for use in a reed-solomon decoder |
| 03/02/1999 | US5878057 Highly parallel cyclic redundancy code generator |
| 03/02/1999 | CA2074553C Method and apparatus for communicating digital data using trellis coded qam |
| 02/25/1999 | WO1999009697A1 Communications systems and methods employing parallel coding without interleaving |
| 02/25/1999 | WO1999009696A1 Communications systems and methods employing selective recursive decoding |
| 02/25/1999 | WO1999009694A2 Reed-solomon decoder and vlsi implementation thereof |
| 02/25/1999 | WO1999009655A1 Method and apparatus for decoding second order reed-muller codes |
| 02/25/1999 | WO1998054866A3 Method and apparatus for providing error protection for over the air file transfer |
| 02/25/1999 | CA2300999A1 Communications systems and methods employing parallel coding without interleaving |
| 02/25/1999 | CA2299317A1 Communications systems and methods employing selective recursive decoding |
| 02/24/1999 | EP0898276A2 Data detector and method using the same |
| 02/24/1999 | EP0897620A1 Method for decoding data signals using fixed-length decision window |
| 02/24/1999 | EP0858695A4 Apparatus and method for digital data transmission |
| 02/24/1999 | CN1208998A Syndrome-based channel quality or message structure determiner |
| 02/24/1999 | CN1208997A Soft-decision syndrome-based decoder for convolutional codes |
| 02/24/1999 | CN1208926A Threefold error correction coding method and apparatus for high definition digital video cassette recorder |
| 02/24/1999 | CN1042270C Calculating apparatus using subfield GF (2m/2) over GF (2m) |
| 02/23/1999 | US5875439 Nonrecurrent binary code recognizer |