| 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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| 03/21/2000 | US6041430 Error detection and correction code for data and check code fields |
| 03/21/2000 | US6041086 Signal decoding for either Manhattan or Hamming metric based Viterbi decoders |
| 03/21/2000 | CA2087197C Triple orthogonally interleaved error correction system |
| 03/15/2000 | EP0986183A2 Encoding device and method, decoding device and method, providing medium, and method for generating data substitution position information |
| 03/15/2000 | EP0986182A2 Encoding apparatus and method, decoding apparatus and method and providing medium |
| 03/15/2000 | EP0986181A2 Method and apparatus for generating punctured pragmatic turbo codes |
| 03/15/2000 | EP0986180A1 Turbo-code decoder |
| 03/15/2000 | EP0985292A2 Method and apparatus for providing error protection for over-the-air file transfer |
| 03/15/2000 | EP0792540B1 A system for decoding digital data using a variable decision depth |
| 03/15/2000 | EP0672321A4 Improved device and method for precoding |
| 03/15/2000 | CN1247660A Appts. methods and computer program products for sequential maximum likelihood estimating communications signals using whitening path meterics |
| 03/15/2000 | CN1247648A Error correction decoder for vocoding system |
| 03/15/2000 | CN1247420A Transport power controller |
| 03/15/2000 | CN1247355A BCH sign encode, decode and multiple error-correcting device based on group transform method |
| 03/14/2000 | US6038696 Digital transmission system and method comprising a product code combined with a multidimensional modulation |
| 03/14/2000 | US6038695 Data transmission method and equipment for encoding a signal |
| 03/14/2000 | US6038692 Error correcting memory system |
| 03/14/2000 | US6038274 Apparatus for decoding a channel signal into an information signal and reproducing arrangement provided with the apparatus |
| 03/14/2000 | US6038269 Detection for digital communication receivers |
| 03/14/2000 | US6038094 Digital data recording device having a rotary cylinder |
| 03/09/2000 | WO2000013448A2 A method, communication system, mobile station and network element for transmitting background noise information in data transmission in data frames |
| 03/09/2000 | WO2000013323A1 Method for a general turbo code trellis termination |
| 03/09/2000 | WO2000013322A1 Parallel crc generation circuit for generating a crc code |
| 03/09/2000 | WO2000013321A1 Dynamically changing forward error correction and automatic request for repetition |
| 03/09/2000 | WO2000013179A1 Enhanced noise-predictive maximum likelihood (npml) data detection method and apparatus for direct access storage device (dasd) |
| 03/09/2000 | DE19840853A1 Verfahren und Vorrichtungen zum Codieren eines Audiosignals Methods and apparatus for encoding an audio signal |
| 03/09/2000 | DE19838865A1 Parallele CRC Erzeugungsschaltung zum Erzeugen eines CRC Codes Parallel CRC generation circuit for generating a CRC code |
| 03/09/2000 | CA2341504A1 Parallel crc generation circuit for generating a crc code |
| 03/08/2000 | EP0984581A1 Spread spectrum communication device and spread spectrum communication method |
| 03/08/2000 | EP0984575A2 Forward error correction for high speed optical transmission systems |
| 03/08/2000 | EP0983679A2 Metric sifting in breadth-first decoding of convolutional coded data |
| 03/08/2000 | EP0983655A1 Bit detection method in a radio communications system |
| 03/08/2000 | EP0983637A1 Method and device for determining at least one digital signal value from an electric signal |
| 03/08/2000 | EP0829144A4 Apparatus and method for adaptive forward error correction in data communications |
| 03/08/2000 | EP0671032B1 Coding with modulation, error control, weighting, and bit allocation |
| 03/08/2000 | EP0669025B1 A dual mode radio communication unit |
| 03/08/2000 | CN1246991A Interleaving method, interleaving apparatus, and recording medium in which interleave pattern generating program is recorded |
| 03/08/2000 | CN1246990A Variable length decoder and decoding method |
| 03/08/2000 | CN1246682A Deinterlacing device |
| 03/07/2000 | US6035435 Method and apparatus for encoding a binary signal |
| 03/07/2000 | US6035433 Data recording/reproducing apparatus corresponding to a plurality of error correcting system and a data recording medium |
| 03/07/2000 | US6035428 Apparatus for deinterleaving and output-processing decoded data in a trellis decoder |
| 03/07/2000 | US6035427 Convolutional interleaver and method for generating memory address therefor |
| 03/07/2000 | US6035007 Effective bypass of error control decoder in a digital radio system |
| 03/07/2000 | US6035006 Estimator having a feedback loop |
| 03/07/2000 | US6034997 Trellis decoding with multiple symbol noncoherent detection and interleaving to combat frequency offset |
| 03/07/2000 | CA2174680C Implied interleaving, a family of systematic interleavers and deinterleavers |
| 03/07/2000 | CA2022024C Decoder apparatus |
| 03/02/2000 | WO2000011845A1 Power-efficient communication protocol |
| 03/02/2000 | WO2000011819A1 Device for word period regeneration during data transmission by means of pulse position modulation |
| 03/02/2000 | WO2000011791A1 Device and method for inserting previously known bits in input stage of channel encoder |
| 03/02/2000 | WO1999052216A3 Channel encoding/decoding device and method |
| 03/02/2000 | DE19941331A1 Verfahren zum Übertragen von Information zu Hintergrundrauschen bei Datenübertragung mittels Datenrahmen sowie Kommunikationssystem, Mobilstation und Netzwerkelement A method of transmitting information on the background noise during data transmission using data frame and communication system, mobile station and network element |
| 03/01/2000 | EP0982892A2 Packet-based binary convolutional codes |
| 03/01/2000 | EP0982874A2 Adaptive transmission power control apparatus and method |
| 03/01/2000 | EP0982870A1 Multicode CDMA system using iterative decoding |
| 03/01/2000 | EP0982866A1 Method for convolutional coding and transmission of a stream of packets of digital data, and a method and apparatus for corresponding decoding |
| 03/01/2000 | EP0981914A2 Subscriber unit with plural control and data sources for cdma wireless communication system |
| 03/01/2000 | EP0981880A1 Apparatus and method for noise-predictive maximum likelihood detection |
| 03/01/2000 | EP0981863A1 Method and apparatus for enhanced performance in a system employing convolutional decoding |
| 03/01/2000 | EP0560931B1 Methods for speech quantization and error correction |
| 03/01/2000 | EP0529051B1 Apparatus for providing high data rate traffic channels in a spread spectrum communication system |
| 03/01/2000 | CN1246227A Receiver decoder circuitry, and associated method, for decoding channel encoded signal |
| 02/29/2000 | US6032283 System for correcting errors in data frames having horizontal and vertical parity codes |
| 02/29/2000 | US6032268 Processor condition sensing circuits, systems and methods |
| 02/29/2000 | US6031875 Reed-Solomon decoder for use in advanced television |
| 02/29/2000 | US6031871 Transmission and reception of a digital information signal |
| 02/29/2000 | US6031800 Method for writing and reading optical recording medium with varying writing start points |
| 02/27/2000 | CA2280585A1 Packet binary convolutional codes |
| 02/24/2000 | WO2000010299A1 Low complexity decision feedback sequence estimation |
| 02/24/2000 | WO2000010257A1 Turbo code interleaver with near optimal performance |
| 02/24/2000 | WO2000010256A1 Decoding method for correcting both erasures and errors of reed-solomon codes |
| 02/24/2000 | WO2000010255A1 Partitioned deinterleaver memory for map decoder |
| 02/24/2000 | WO2000010254A1 Memory architecture for map decoder |
| 02/24/2000 | WO2000010170A1 System and method for correcting interference errors in data encoded on storage media |
| 02/24/2000 | WO2000010168A1 Write format for digital data storage |
| 02/24/2000 | DE19837324A1 Word clock regeneration for data transmission using pulse position modulation has a register and logic circuitry for generation of a stabilized clock signal output |
| 02/24/2000 | CA2340364A1 Partitioned deinterleaver memory for map decoder |
| 02/23/2000 | EP0981219A2 Encoding apparatus and method |
| 02/23/2000 | EP0981218A2 Error-correcting encoding apparatus |
| 02/23/2000 | EP0981217A1 Modulating method, modulating device, demodulating method, and demodulating device |
| 02/23/2000 | CN1245606A Method and apparatus for bidirectional demodulation of digitally modulated signals |
| 02/23/2000 | CN1245599A Shortened fire code error-trapping decoding method and apparatus |
| 02/23/2000 | CN1245310A Error correcting encoding set |
| 02/23/2000 | CN1049778C Convolution code calculator for realizing error code correction |
| 02/22/2000 | US6029268 Quality calculator apparatus for use with Viterbi-decoded data using zero-state metrics |
| 02/22/2000 | US6029267 Single-cycle, soft decision, compare-select operation using dual-add processor |
| 02/22/2000 | US6029266 Error correcting apparatus and method of digital processing system for correcting general and erasure errors |
| 02/22/2000 | US6029265 Error control device |
| 02/22/2000 | US6029264 System and method for error correcting a received data stream in a concatenated system |
| 02/22/2000 | US6029259 Method and system for authenticating digital optical media |
| 02/22/2000 | US6029186 High speed calculation of cyclical redundancy check sums |
| 02/22/2000 | US6028972 Apparatus for reading optical data from a motion picture film and a light source therefor |
| 02/22/2000 | CA2083725C Multiplexed coded modulation with unequal error protection |
| 02/22/2000 | CA2019078C Viterbi decoder |
| 02/21/2000 | CA2277421A1 Cdma system |
| 02/17/2000 | WO2000008771A1 Method and apparatus for rotating modulation symbol indices |
| 02/17/2000 | WO2000008770A1 Improved interleavers for turbo code |
| 02/17/2000 | WO2000008769A1 Cached chainback ram for serial viterbi decoder |
| 02/17/2000 | WO2000008768A1 Viterbi decoder with reduced size path metric memory |