| 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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| 11/19/1998 | WO1998052287A2 Signal space detector for channels utilizing a code having time varying constraints |
| 11/19/1998 | CA2748611A1 A subscriber unit and method for use in a wireless communication system |
| 11/18/1998 | EP0878797A1 Information reproducing apparatus and reproducing method |
| 11/18/1998 | CN1199517A Transmission and reception of digital information signal |
| 11/17/1998 | US5839077 Radio transmission system comprising a master station and slave stations, each comprising an error correcting section including error correcting methods |
| 11/17/1998 | US5838738 Coding to improve timing recovery in a sampled amplitude read channel |
| 11/17/1998 | US5838729 Multiple mode trellis decoder for a digital signal processing system |
| 11/17/1998 | US5838697 Bit error counting method and counting technical field |
| 11/17/1998 | US5838696 Device for reading a data signal |
| 11/17/1998 | US5838695 Method and apparatus for performing Reed-Solomon Product-like decoding of data in CD-ROM format |
| 11/17/1998 | US5838267 Method and apparatus for encoding and decoding digital information |
| 11/17/1998 | CA2131488C Computationally efficient data decoder and method used therein |
| 11/12/1998 | WO1998051028A1 Method and apparatus for processing data from multiple sources |
| 11/12/1998 | WO1998051017A1 Arrangements and method relating to handling of digital signals |
| 11/12/1998 | WO1998035450A3 An information coding method and devices utilizing error correction and error detection |
| 11/11/1998 | EP0877517A2 Output interface for a digital communication system |
| 11/11/1998 | EP0877516A1 Signal Processing System |
| 11/11/1998 | EP0877514A2 Matched filter |
| 11/11/1998 | EP0876710A1 Key equation solver circuit and reed-solomon decoder comprising same |
| 11/11/1998 | EP0876645A1 Finite field multiplier circuit and use thereof in an error corrector decoder |
| 11/11/1998 | EP0846374A4 Bit-interleaved rate 16/17 modulation code with three-way byte-interleaved ecc |
| 11/11/1998 | CN1198861A Confidence and frame signal quality detection in a soft decision convolutional decoder |
| 11/11/1998 | CN1198832A A method and apparatus for trackwise burst error correction in a multitrack storage format |
| 11/10/1998 | US5835511 Method and mechanism for checking integrity of byte enable signals |
| 11/10/1998 | US5835510 High-speed viterbi decoder |
| 11/10/1998 | US5835509 Method of and apparatus for recording and reproducing data and transmitting data |
| 11/10/1998 | US5835508 Network for transmitting information data without error correction when a transmission channel quality is good, or with redundancy bits of a predetermined length added to each datum when the channel quality is poor |
| 11/10/1998 | US5835500 Error rate monitor |
| 11/10/1998 | US5835483 Information transmission system utilizing at least two channels in the redundancy mode |
| 11/10/1998 | US5835165 Reduction of false locking code words in concatenated decoders |
| 11/10/1998 | US5835144 Methods of coding and decoding moving-picture signals, using self-resynchronizing variable-length codes |
| 11/05/1998 | WO1998049778A1 Method and device for determining at least one digital signal value from an electric signal |
| 11/05/1998 | DE19816347A1 Error correction system for use with extended Reed-Solomon codes |
| 11/04/1998 | EP0876062A2 Digital recording/playback apparatus with improved error correction capability and method therefor |
| 11/04/1998 | EP0876022A1 Method and apparatus for error concealment in digital transmission systems |
| 11/04/1998 | EP0876021A1 System and method for transmitting data over a plurality of channels |
| 11/04/1998 | CN1198282A Data transmitting method, data transmitting system, transmitter and receiver |
| 11/03/1998 | US5832002 Method for coding and decoding a digital message |
| 11/03/1998 | US5832001 Variable rate viterbi decorder |
| 11/03/1998 | US5832000 Method and apparatus for communicating error-tolerant messages |
| 11/03/1998 | US5831999 Method and apparatus for correcting code errors |
| 11/03/1998 | CA2118227C Coordinated coding for digital transmission |
| 10/29/1998 | WO1998048531A1 Method for masking defects in a stream of audio data |
| 10/29/1998 | WO1998048518A1 An apparatus and method for computing the result of a viterbi equation in a single cycle |
| 10/29/1998 | WO1998048517A1 Turbo-coding with staged data transmission and processing |
| 10/29/1998 | WO1998034413A3 Data encoder/decoder for a high speed serial link |
| 10/28/1998 | EP0874499A2 Analog-to-digital converter for digital receiver |
| 10/28/1998 | EP0874491A2 Signal processing apparatus and method |
| 10/28/1998 | EP0874466A2 Reed-Solomon decoding circuit and method |
| 10/28/1998 | EP0874465A1 Error resilient variable length code |
| 10/28/1998 | EP0873613A1 Data transmission method and equipment for encoding a signal |
| 10/28/1998 | EP0586554B1 Binary data error correction in a modulated signal using hint signal indicating noise exceeding certain limits |
| 10/28/1998 | CN1197564A Process and circuit for processing useful data |
| 10/28/1998 | CN1197352A TCM decoder of high definition television receiver and decoding method |
| 10/28/1998 | CN1197337A Method and apparatus for spectral efficient transmission of CDMA modulated signals |
| 10/28/1998 | CN1197334A Error correcting/decoding apparatus and error correcting/decoding method |
| 10/27/1998 | US5828676 Method and apparatus for robust communication based upon angular modulation |
| 10/27/1998 | US5828675 Viterbi decoder circuit |
| 10/27/1998 | US5828671 Method and apparatus for deinterleaving an interleaved data stream |
| 10/27/1998 | CA2115946C Multidimensional trellis-coded communication system |
| 10/21/1998 | EP0872096A1 Apparatus for demodulating and decoding video signals |
| 10/21/1998 | EP0872095A1 Method and apparatus for symbol decoding using a variable number of survivor paths |
| 10/21/1998 | EP0872066A1 A method for determining connection quality, and a receiver |
| 10/21/1998 | CN1196845A Method and apparatus for rate determination in communication system |
| 10/21/1998 | CN1196622A Apparatus for providing error correction data in digital data transfer system |
| 10/21/1998 | CN1196611A Scalable audio coding/decoding method and apparatus |
| 10/20/1998 | US5825832 Method and device for the reception of signals affected by inter-symbol interface |
| 10/20/1998 | US5825808 Random parity coding system |
| 10/20/1998 | US5825430 Method, encoder and decoder for the transmission of digital signals which are hierarchically structured into a plurality of parts |
| 10/17/1998 | CA2231343A1 Method and device for error masking in digital transmission systems |
| 10/15/1998 | WO1998045952A1 Method for decreasing the frame error rate in data transmission in the form of data frames |
| 10/15/1998 | DE19815597A1 Datenübertragungssystem, mobile Station und Verfahren zum Verringern der Rahmenfehlerrate bei einer in Form von Datenrahmen erfolgenden Datenübertragung Data transmission system, mobile station and method for reducing the frame error rate at a taking place in the form of data frame transmission |
| 10/14/1998 | EP0871170A2 Information reproducing apparatus and reproducing method |
| 10/14/1998 | EP0815509A4 Method and apparatus for data encoding and communication over noisy media |
| 10/14/1998 | CN1195955A Communication method, transmitting apparatus and receiving apparatus |
| 10/14/1998 | CN1195935A Method for decreasing frame error rate in data transmission in form of data frames |
| 10/14/1998 | CN1195930A Audio signal coding method and apparatus |
| 10/14/1998 | CN1195848A Memory read method and circuit for error checking and correction in decoding device |
| 10/13/1998 | US5822341 Multiport RAM for use within a viterbi decoder |
| 10/13/1998 | US5822340 Method for decoding data signals using fixed-length decision window |
| 10/13/1998 | US5822339 Data decoder and method to correct inversions or phase ambiguity for M-ary transmitted data |
| 10/13/1998 | US5822337 Programmable redundancy/syndrome generator |
| 10/13/1998 | US5822336 Modified reed solomon code selection and encoding system |
| 10/13/1998 | US5822331 Bit error measuring apparatus |
| 10/08/1998 | WO1998044638A1 Communications systems and methods employing code rate partitioning with nonorthogonal modulation |
| 10/08/1998 | WO1998044503A1 Digital information signal recording device and method |
| 10/08/1998 | CA2233858A1 Convolutional deinterleaver for digital communication instrument |
| 10/07/1998 | EP0869675A2 An exciter circuit for digital television transmitters |
| 10/07/1998 | EP0869674A1 Transmitting system and method |
| 10/07/1998 | EP0869673A2 Television signal broadcasting system with common clock reference |
| 10/07/1998 | EP0869672A1 Predistortion circuit for an RF amplifier |
| 10/07/1998 | EP0869671A1 Frequency controlling circuit for digital television transmission |
| 10/07/1998 | EP0869670A1 Combining adjacent TV channels for transmission by a common antenna |
| 10/07/1998 | EP0869666A2 A digital system having a sync confidence counter |
| 10/07/1998 | EP0869650A2 A trellis encoder for encoding a digital data stream |
| 10/07/1998 | EP0869623A2 Method and apparatus for spectrally efficient transmission of CDMA modulated signals |
| 10/06/1998 | US5819000 Magnetic recording and playback apparatus |
| 10/06/1998 | US5818876 Method and apparatus of adaptive maximum likelihood sequence estimation using a variable convergence step size |
| 10/06/1998 | US5818855 Galois field multiplier for Reed-Solomon decoder |
| 10/06/1998 | US5818854 Reed-solomon decoder |