| 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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| 10/19/1995 | WO1995028046A1 Method and apparatus for robust communications based upon angular modulation |
| 10/19/1995 | WO1995024769A3 Universal reed-solomon coder/encoder |
| 10/19/1995 | WO1995023384A3 Error correctable data transmission method and device based on semi-cyclic codes |
| 10/18/1995 | EP0677966A2 Concatenated coded vestigial sideband modulation for high definition television |
| 10/18/1995 | EP0677928A1 Process and device for the implementation of the Viterbi algorithm using a metric memory with reduced bandwidth (longer cycle access time) |
| 10/18/1995 | EP0586554A4 Binary data error correction using hint signal |
| 10/18/1995 | CN1030129C High efficiency digital data encoding and decoding apparatus |
| 10/17/1995 | US5459742 Computer system |
| 10/17/1995 | US5459741 Data transmission system |
| 10/17/1995 | US5459740 Method and apparatus for implementing a triple error detection and double error correction code |
| 10/11/1995 | EP0676875A1 Method and apparatus for multiplexed transmission of digital data having different code rates and priorities |
| 10/10/1995 | US5457705 Method of and system for data transmission employing trellis coded modulation |
| 10/10/1995 | US5457704 Post processing method and apparatus for symbol reliability generation |
| 10/10/1995 | US5457702 Check bit code circuit for simultaneous single bit error correction and burst error detection |
| 10/10/1995 | CA2055575C Device including a processor and a special operator for processing viterbi algorithms |
| 10/05/1995 | WO1995026602A2 Decoding method |
| 10/05/1995 | WO1995024775A3 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus |
| 10/04/1995 | EP0675622A2 Process and system for transferring vector signal with precoding for signal power reduction |
| 10/04/1995 | EP0675620A1 Parallel data transmission unit using byte error correcting code |
| 10/04/1995 | CN1109704A Method and apparatus for encoding data |
| 10/03/1995 | US5455839 Device and method for precoding |
| 09/28/1995 | WO1995026082A1 Method and receiver apparatus for reducing subjective sensitivity to interference in reception subject to interference when using digitally transmitted sound signals |
| 09/28/1995 | DE4409960A1 Verfahren zur Verminderung der subjektiven Störempfindung bei störungsbehaftetem Empfang bei Verwendung von digital übertragenen Tonsignalen A method for reducing interference-susceptible of subjective Störempfindung at reception when using digitally transmitted audio signals |
| 09/28/1995 | DE19509728A1 Error-correcting encoder using Galois field adder and multipliers |
| 09/27/1995 | EP0674413A2 Signal constellation time division multiplexing arrangement |
| 09/27/1995 | EP0674397A2 Viterbi decoder comprising downsized circuits |
| 09/27/1995 | EP0674396A2 Area-efficient decoders for rate-k/n convolutional codes and other high rate trellis codes |
| 09/27/1995 | EP0674395A2 Error correction code encoding device and error correction code encoding method |
| 09/27/1995 | EP0674393A1 Modulation method, recording method, reproducing method, recording and reproducing apparatus, recording and reproducing method, and reproducing apparatus |
| 09/26/1995 | US5454014 Digital signal processor |
| 09/26/1995 | US5453997 Decoder selection |
| 09/26/1995 | US5453996 Error correction method |
| 09/25/1995 | CA2145228A1 Viterbi decoder comprising downsized circuits |
| 09/21/1995 | WO1995025386A1 Encoding/interleaving method and corresponding deinterleaving/ decoding method |
| 09/21/1995 | CA2185587A1 Encoding/interleaving method and corresponding deinterleaving/ decoding method |
| 09/20/1995 | EP0672321A1 Improved device and method for precoding |
| 09/19/1995 | US5452310 Method of and device for correcting errors and erasures in digital information |
| 09/19/1995 | US5452009 Digital transmission system with data rate optimized for noise in transmission medium |
| 09/14/1995 | WO1995024775A2 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus |
| 09/14/1995 | WO1995024769A2 Universal reed-solomon coder/encoder |
| 09/13/1995 | EP0671837A1 Delay detecting method of maximum likelihood estimation and delay detector using it |
| 09/13/1995 | EP0671836A2 Integrated circuit for maximum likelihood estimation of transmitted digital data |
| 09/13/1995 | EP0671817A1 Soft symbol decoding for use in an MLSE-equaliser or convolutional decoder |
| 09/13/1995 | EP0671738A1 Method and device for reproducing data |
| 09/13/1995 | EP0671032A1 Coding with modulation, error control, weighting, and bit allocation |
| 09/12/1995 | US5450445 Method and arrangement of estimating data sequences transmitted using viterbi algorithm |
| 09/12/1995 | US5450421 Method for correcting multiple erroneous symbols in error correcting encoded data |
| 09/12/1995 | US5450420 Error correction system for correcting errors generated in digital signals |
| 09/12/1995 | US5450419 Error checking apparatus and method for a serial signal transmission system |
| 09/12/1995 | US5450338 Add-compare-select device |
| 09/10/1995 | CA2141014A1 Area-efficient decoders for rate-k/n convolutional codes and other high rate trellis codes |
| 09/08/1995 | WO1995024037A1 Digital signal encoding method and apparatus, digital signal recording medium, and digital signal decoding method and apparatus |
| 09/06/1995 | EP0670636A1 Viterbi processor |
| 09/06/1995 | EP0670549A2 High availability data processing system and method using finite state machines |
| 09/05/1995 | US5448601 Algorithm control method for blind equalization systems |
| 09/05/1995 | US5448583 Apparatus and method using analog viterbi decoding techniques |
| 09/05/1995 | US5448577 Method for reliably storing non-data fields in a flash EEPROM memory array |
| 09/05/1995 | US5448544 Data recording/playback apparatus and signal processing method |
| 09/05/1995 | CA2020899C Generalized viterbi decoding algorithms |
| 08/31/1995 | WO1995023411A1 Method and device for recording data, data recording medium, and method and device for reproducing data |
| 08/31/1995 | WO1995023384A2 Error correctable data transmission method and device based on semi-cyclic codes |
| 08/30/1995 | EP0669553A1 Apparatus for reading optical data from a motion picture film and a light source therefor |
| 08/30/1995 | EP0669026A1 Method and apparatus for detecting bad frames of information in a communication system |
| 08/30/1995 | EP0669025A1 A dual mode radio communication unit |
| 08/30/1995 | EP0364475B1 Multiple pass error correction process and apparatus for product codes |
| 08/30/1995 | CN1107599A Magnetic reproducing apparatus with partial response decoder |
| 08/29/1995 | US5446758 Device and method for precoding |
| 08/29/1995 | US5446747 Error-correction coding method with at least two systematic convolutional codings in parallel, corresponding iterative decoding method, decoding module and decoder |
| 08/29/1995 | US5446746 Path memory apparatus of a viterbi decoder |
| 08/29/1995 | US5446745 Apparatus for correcting errors in optical disks |
| 08/29/1995 | US5446744 Image signal coding device |
| 08/29/1995 | US5446743 Coefficient updating method and apparatus for Reed-Solomon decoder |
| 08/29/1995 | US5446456 Digital signal processing system |
| 08/24/1995 | WO1995022824A1 Record carrier and device for reading such a record carrier |
| 08/23/1995 | EP0668660A1 Maximum likelihood decoder and decoding method |
| 08/22/1995 | US5444721 Maximum likelihood sequence estimation apparatus |
| 08/22/1995 | US5444719 Adjustable error-correction composite Reed-Solomon encoder/syndrome generator |
| 08/19/1995 | CA2142762A1 Maximum likelihood decoder and decoding method |
| 08/16/1995 | EP0408754B1 Interframe deinterlave switching circuit |
| 08/16/1995 | CN1106971A Method for controlling determination direction calculation |
| 08/15/1995 | US5442627 Noncoherent receiver employing a dual-maxima metric generation process |
| 08/15/1995 | US5442626 Digital communications system with symbol multiplexers |
| 08/15/1995 | US5442578 Calculating circuit for error correction |
| 08/09/1995 | CN1106560A Fault tolerant memory system |
| 08/08/1995 | US5440588 Method and apparatus for estimating maximum likelihood sequence in digital communication receiver with reduced real time calculations |
| 08/08/1995 | US5440572 Digital signal decoding apparatus and a method thereof having a function of initializing a pass metric for at least one compression block |
| 08/08/1995 | US5440571 Circuit of addressing a memory buffer for error correction in a digital audio tape recorder |
| 08/08/1995 | US5440570 Real-time binary BCH decoder |
| 08/08/1995 | US5440504 Arithmetic apparatus for digital signal processor |
| 08/01/1995 | US5438590 Transmitting and receiving apparatus and method including punctured convolutional encoding and decoding |
| 08/01/1995 | US5438577 Error correcting system |
| 07/26/1995 | EP0664648A2 An apparatus of digitally recording and reproducing video signals |
| 07/26/1995 | EP0664536A1 Speech code processing |
| 07/26/1995 | EP0664187A1 Grinding tape and method of manufacturing the same |
| 07/25/1995 | US5436932 For performing amplitude-phase demodulation and viterbi decoding |
| 07/25/1995 | US5436918 Convolutional encoding/decoding apparatus with fixed bit insertion |
| 07/25/1995 | US5436917 Data processing apparatus having error detection/correction codes |
| 07/25/1995 | US5436916 Error correction by detection of a degree difference between dividend and divisor polynomials used in Euclidean algorithm |
| 07/25/1995 | US5436664 Method for masking transmission errors of MPEG compressed pictures |
| 07/19/1995 | EP0663776A2 Method for communicating block coded digital data with associated synchronization/control data |