| 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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| 09/21/1989 | DE3807596A1 Method and arrangement for error recognition in binary data words |
| 09/20/1989 | EP0333599A1 Parametrie Galois field multiplier-adder and its use in a digital signal processor |
| 09/20/1989 | EP0333324A2 Matched spectral null trellis codes for partial response channels |
| 09/20/1989 | EP0333322A2 Input coding for partial response channels |
| 09/20/1989 | EP0333321A2 Even mark modulation coding |
| 09/19/1989 | US4868830 Method and apparatus for implementing a traceback maximum-likelihood decoder in a hypercube network |
| 09/19/1989 | US4868829 Apparatus useful for correction of single bit errors in the transmission of data |
| 09/19/1989 | US4868828 Architecture for time or transform domain decoding of reed-solomon codes |
| 09/19/1989 | US4868827 Digital data processing system |
| 09/13/1989 | EP0332290A2 Equaliser for radio receiver |
| 09/13/1989 | EP0331836A2 On-the-fly error correction apparatus |
| 09/12/1989 | US4866717 Code error detecting and correcting apparatus |
| 09/12/1989 | US4866716 Real-time BCH error correction code decoding mechanism |
| 09/12/1989 | US4866654 Digital multiplying circuit |
| 09/06/1989 | EP0157867B1 Error correction for algebraic block codes |
| 08/31/1989 | DE3805169A1 Method for transmitting a digitally coded audio signal |
| 08/30/1989 | EP0330001A2 System devices and algorithm for the error correction in digital transmissions with "BCH" coding/decoding |
| 08/30/1989 | EP0329789A1 Galois field arithmetic unit |
| 08/30/1989 | EP0329775A1 High bandwidth reed-solomon encoding, decoding and error correcting circuit |
| 08/29/1989 | USRE33041 Multi-dimensional coding for error reduction |
| 08/29/1989 | US4862464 Data error detector for digital modems using trellis coding |
| 08/29/1989 | US4862463 Error correcting code for 8-bit-per-chip memory with reduced redundancy |
| 08/23/1989 | EP0328899A2 Parity generator circuit and method |
| 08/23/1989 | EP0328637A1 Apparatus for computing multiplicative inverses in data encoding decoding devices |
| 08/16/1989 | EP0328215A2 Error correction circuit suitable for thermometer or circular code |
| 08/16/1989 | EP0328093A2 Gray code converter giving a fault signal |
| 08/08/1989 | US4856004 Microprocessor based BCH decoder |
| 08/08/1989 | US4856003 Error correction code encoder |
| 08/01/1989 | US4853930 Error-correcting bit-serial decoder |
| 08/01/1989 | CA1258134A1 Error correction method |
| 07/25/1989 | US4852102 Interleave sequence method |
| 07/25/1989 | US4852099 Error correction method using Reed-Solomon code |
| 07/25/1989 | US4852098 Polynomial operator in galois fields and a digital signal processor comprising an operator of this type |
| 07/25/1989 | US4852097 Method for forming data block protection information for serial data bit sequences by means of cyclical binary codes |
| 07/18/1989 | US4849976 PASM and TASM forward error correction and detection code method and apparatus |
| 07/18/1989 | US4849975 Error correction method and apparatus |
| 07/18/1989 | US4849974 PASM and TASM forward error correction and detection code method and apparatus |
| 07/18/1989 | CA1257665A1 Multilevel modulator comprising a compact error correcting code producing unit |
| 07/12/1989 | EP0323606A2 Decoding method and device with erasure detection for multilevel transmission systems |
| 07/12/1989 | CN1033889A Byte write error code method and apparatus |
| 07/11/1989 | US4847842 SM codec method and apparatus |
| 07/11/1989 | US4847801 Compact galois field multiplier |
| 07/11/1989 | US4847705 Method and apparatus for encoding magnetic disk sector addresses |
| 07/11/1989 | CA1257353A1 System for transmitting words that are protected by a combination of a block code and a convolution code, transmitter device for use in such system and receiver device for usein such system |
| 07/05/1989 | EP0323119A2 Method for transmitting digital data |
| 07/04/1989 | US4845714 Multiple pass error correction process and apparatus for product codes |
| 07/04/1989 | US4845713 Method and apparatus for determining the coefficients of a locator polynomial |
| 06/29/1989 | WO1989006071A1 Multiple error trapping |
| 06/27/1989 | US4843607 Multiple error trapping |
| 06/22/1989 | DE3841370A1 Method and device for CRC calculation |
| 06/20/1989 | US4841300 Error correction encoder/decoder |
| 06/20/1989 | CA1256213A1 Sub-information separating apparatus |
| 06/20/1989 | CA1256202A1 Method and apparatus for decoding bch code |
| 06/13/1989 | US4839896 Fast remainder decoding for a Reed-Solomon code |
| 06/13/1989 | CA1255771A1 Error correction system with cross-interleaved reed-solomon code |
| 06/07/1989 | EP0318547A1 Real-time bch error correction code decoding mechanism. |
| 06/06/1989 | CA1255368A1 Multi-value signal monitor circuit |
| 05/31/1989 | EP0317683A1 Improvements to data validity checking means |
| 05/30/1989 | US4835775 Hypersystolic reed-solomon encoder |
| 05/30/1989 | US4835772 Probabilistic fade forecasting |
| 05/30/1989 | US4835629 Code error correcting circuit |
| 05/24/1989 | EP0317197A2 Error detection and correction method |
| 05/23/1989 | US4833679 Method and apparatus with improved error correction and error information availability |
| 05/23/1989 | US4833678 Hard-wired serial Galois field decoder |
| 05/17/1989 | EP0316063A2 Error correction using look-up tables |
| 05/16/1989 | US4831624 Error detection method for sub-band coding |
| 05/16/1989 | CA1254277A1 Digital communication system including an error correcting encoder/decoder and a scrambler/descrambler |
| 05/09/1989 | US4829526 Data transmission |
| 05/09/1989 | US4829523 Error masking in digital signal transmission |
| 05/09/1989 | US4829522 Apparatus for decoding a digital signal |
| 05/05/1989 | WO1989004091A1 Soft decision reed-solomon decoder |
| 05/03/1989 | EP0313707A1 Data integrity securing means |
| 05/02/1989 | US4827489 Decoding device for digital signals |
| 04/26/1989 | CN1032595A Apparatus for computing multiplicative inverses in data encoding & decording devices |
| 04/20/1989 | WO1989003621A1 Hypersystolic reed-solomon encoder |
| 04/19/1989 | EP0312200A2 Synchroniser for a decoder and decoder system |
| 04/18/1989 | US4823346 Maximum likelihood decoder |
| 04/18/1989 | US4823307 MOS selfchecking microprogrammed control unit with on-line error detection |
| 04/18/1989 | CA1252885A1 Digital data recording and reproducing device |
| 04/12/1989 | EP0311411A2 Encoding apparatus and methods for error correction |
| 04/11/1989 | US4821270 Method for decoding data transmitted along a data channel and an apparatus for executing the method |
| 04/11/1989 | US4821268 Soft decision Reed-Solomon decoder |
| 04/05/1989 | EP0310220A2 An apparatus useful for correction of single bit errors and detection of double bit errors in the transmission of data |
| 04/05/1989 | EP0310089A2 Data transmission method for interleaved data |
| 04/05/1989 | EP0310057A2 Decoder |
| 04/04/1989 | US4819236 Data transmission method suitable for a disc |
| 04/04/1989 | US4819231 Framing timing detection circuit for a character code broadcasting system |
| 03/28/1989 | US4817095 Byte write error code method and apparatus |
| 03/28/1989 | CA1251837A1 Error detection and concealment using predicted signal values |
| 03/16/1989 | DE3730004A1 Coding process for the error-correcting coding of bit sequences to be transmitted frame by frame |
| 03/15/1989 | EP0306713A2 Method and device for data processing |
| 03/09/1989 | WO1989002123A1 High bandwidth reed-solomon encoding, decoding and error correcting circuit |
| 03/08/1989 | EP0306196A2 Method and apparatus for correcting errors in stored data |
| 03/08/1989 | EP0306020A2 Error correction coding and decoding circuit for digitally coded information |
| 03/08/1989 | EP0305472A1 Error correction of digital image data by means of image redundancy |
| 03/07/1989 | US4811346 Process for the decoding of a convolutional code and corresponding decoder |
| 03/07/1989 | CA1250945A1 System for detecting a transmission error |
| 03/01/1989 | EP0304999A1 Semiconductor memory comprising an on-chip error correction device, and integrated circuit comprising such a semiconductor memory |
| 02/28/1989 | US4809277 Convolutional encoder |
| 02/28/1989 | US4809275 Parity signal generating circuit |