| 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) |
|---|
| 08/06/1980 | EP0013990A1 Serial binary information transmission method and devices for implementing the method |
| 08/05/1980 | US4216540 Programmable polynomial generator |
| 08/05/1980 | US4216531 Finite field multiplier |
| 07/29/1980 | CA1082815A1 Table lookup direct decoder for double-error- correcting (dec) bch codes using general pair of syndromes |
| 07/22/1980 | US4214228 Error-correcting and error-detecting system |
| 07/09/1980 | EP0013070A1 Video record systems |
| 07/09/1980 | EP0012828A1 Correction circuit for byte-structured errors |
| 07/08/1980 | US4211997 Method and apparatus employing an improved format for recording and reproducing digital audio |
| 06/12/1980 | WO1980001228A1 A process and an apparatus for transferring information representing at least two parameters |
| 06/11/1980 | EP0011749A1 Data correction circuit |
| 06/03/1980 | US4206440 Encoding for error correction of recorded digital signals |
| 05/28/1980 | EP0011353A1 Cyclic redundancy data check encoding method and apparatus |
| 05/27/1980 | US4205374 Method and means for CPU recovery of non-logged data from a storage subsystem subject to selective resets |
| 05/14/1980 | EP0011014A1 Device for measuring the quality of a digital connection and transmission equipments including such a device |
| 05/06/1980 | US4202018 Apparatus and method for providing error recognition and correction of recorded digital information |
| 05/06/1980 | US4201976 Plural channel error correcting methods and means using adaptive reallocation of redundant channels among groups of channels |
| 05/06/1980 | US4201337 Data processing system having error detection and correction circuits |
| 04/30/1980 | EP0010506A1 Digital coding and decoding methods and devices for the recording of audio signals with a television signal, particularly on a video disk |
| 04/30/1980 | EP0010211A1 Data storage subsystem comprising a pair of control units and method for the automatic recovery of data from a defaulting one of these control units |
| 04/17/1980 | WO1980000760A1 Error recognition and correction of digital information |
| 04/16/1980 | EP0010040A1 Method for transmitting an analog audiofrequency signal during line-field synchronisation intervals of a television signal, and apparatus for utilising this method |
| 04/03/1980 | WO1980000626A1 Data processing system having error detection and correction circuits |
| 04/01/1980 | CA1074919A1 Error checking and correcting device |
| 03/11/1980 | US4193062 Triple random error correcting convolutional code |
| 02/26/1980 | US4190893 Modular modulo 3 module |
| 02/20/1980 | EP0008016A1 Method as well as transmitting and receiving apparatus for data transmission with adaptive error correctron |
| 02/19/1980 | US4189710 Method and apparatus for detecting errors in a transmitted code |
| 02/12/1980 | US4188616 Method and system for transmitting and receiving blocks of encoded data words to minimize error distortion in the recovery of said data words |
| 02/05/1980 | US4187500 Method and device for reduction of Fibonacci p-codes to minimal form |
| 01/22/1980 | US4185269 Error correcting system for serial by byte data |
| 01/09/1980 | EP0006480A1 Method and apparatus for generating error locating and parity check bytes |
| 12/18/1979 | CA1068410A1 Error correction code and apparatus for the correction of differentially encoded quadrature phase shift keyed data (dqpsk) |
| 12/11/1979 | US4178550 Method and apparatus to permit substantial cancellation of interference between a received first and second signal |
| 12/11/1979 | CA1067998A1 Plo phase detector and corrector |
| 11/27/1979 | US4176287 Versatile CMOS decoder |
| 10/17/1979 | EP0004718A1 Method of and apparatus for decoding shortened cyclic block codes |
| 09/18/1979 | US4168486 Segmented error-correction system |
| 09/11/1979 | US4167701 Decoder for error-correcting code data |
| 08/22/1979 | EP0003480A2 Circuit for converting binary information by means of check bits |
| 08/08/1979 | EP0003232A1 Circuit for converting binary information by means of check bits |
| 07/24/1979 | US4162480 Galois field computer |
| 07/24/1979 | CA1059237A1 Apparatus for detecting and correcting errors in an encoded memory word |
| 06/12/1979 | CA1056509A1 Enhanced error correction |
| 05/08/1979 | CA1054254A1 Signal transferring |
| 04/24/1979 | US4151510 Method and apparatus for an efficient error detection and correction system |
| 03/20/1979 | US4145683 Single track audio-digital recorder and circuit for use therein having error correction |
| 03/06/1979 | US4143406 Pcm recording and reproducing system |
| 02/27/1979 | US4142174 High speed decoding of Reed-Solomon codes |
| 01/09/1979 | US4134103 Error-rejecting data transmission system |
| 12/20/1978 | EP0000039A1 A data transmission process and system to permit substantial reduction of interference between a received first and second digital signal |
| 12/19/1978 | CA1044800A1 Data resynchronization |
| 10/31/1978 | CA1041671A1 Serial digital bit stream code detector |
| 10/10/1978 | US4119945 Error detection and correction |
| 09/26/1978 | US4117458 High speed double error correction plus triple error detection system |
| 08/15/1978 | US4107652 Error correcting and controlling system |
| 08/15/1978 | US4107650 Error correction encoder and decoder |
| 08/15/1978 | US4107649 Check system for detecting malfunction of an error detection circuit |
| 08/08/1978 | US4105999 Parallel-processing error correction system |
| 08/01/1978 | US4103823 Parity checking scheme for detecting word line failure in multiple byte arrays |
| 07/04/1978 | US4099160 Error location apparatus and methods |
| 05/16/1978 | US4090173 Vital digital communication system |
| 05/02/1978 | US4087787 Decoder for implementing an approximation of the Viterbi algorithm using analog processing techniques |
| 03/07/1978 | US4077565 Error detection and correction locator circuits |
| 02/28/1978 | US4077028 Error checking and correcting device |
| 12/20/1977 | US4064483 Error correcting circuit arrangement using cube circuits |
| 11/29/1977 | US4060797 Serial digital bit stream code detector |
| 11/22/1977 | US4059825 Slip correction decoder and method |
| 09/06/1977 | US4047151 Adaptive error correcting transmission system |
| 08/23/1977 | US4044329 Variable cyclic redundancy character detector |
| 08/23/1977 | US4044328 Data coding and error correcting methods and apparatus |
| 07/26/1977 | US4038636 Multiple decoding system |
| 07/19/1977 | US4037093 Matrix multiplier in GF(2m) |
| 07/12/1977 | US4035767 Error correction code and apparatus for the correction of differentially encoded quadrature phase shift keyed data (DQPSK) |
| 07/12/1977 | US4035626 Parity predict network for M-level N'th power galois arithmetic gate |
| 06/14/1977 | US4030067 Table lookup direct decoder for double-error correcting (DEC) BCH codes using a pair of syndromes |
| 06/07/1977 | US4027952 Single optical lens with large aperture and large field |
| 04/26/1977 | US4020461 Method of and apparatus for transmitting and receiving coded digital signals |
| 04/26/1977 | US4020460 Method and apparatus of checking to determine if a signal is present on more than one of n lines |
| 03/22/1977 | US4013997 Error detection/correction system |
| 02/22/1977 | US4009490 PLO phase detector and corrector |
| 01/04/1977 | US4001779 Digital error correcting decoder |
| 12/14/1976 | US3997727 Time division multiplexed digital switching apparatus |
| 12/07/1976 | US3996558 Error detection and recovery from magnetic tape |
| 10/26/1976 | US3988580 Storage of information |
| 10/12/1976 | US3986015 Arithmetic unit for use in a digital data processor and having an improved system for parity check bit generation and error detection |
| 09/21/1976 | US3982226 Means and method for error detection and correction of digital data |
| 06/22/1976 | US3965457 Digital control processor |
| 06/01/1976 | US3961311 Circuit arrangement for correcting slip errors in receiver of cyclic binary codes |
| 05/18/1976 | US3958220 Enhanced error correction |
| 04/06/1976 | US3949208 Apparatus for detecting and correcting errors in an encoded memory word |
| 03/30/1976 | US3947725 Protective system for a capacitor voltage transformer |
| 03/16/1976 | US3944973 Error syndrome and correction code forming devices |
| 02/10/1976 | US3938086 Circuit arrangement for correcting slip errors in pcm receivers |