| 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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| 04/18/2006 | US7031344 Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops |
| 04/18/2006 | US7031285 Information transmission method, mobile communications system, base station and mobile station in which data size of identification data is reduced |
| 04/18/2006 | US7031090 Information recording and reproducing apparatus and method and signal decoding circuit having improved noise processing characteristics |
| 04/18/2006 | US7030812 Wireless clock synchronization |
| 04/18/2006 | US7030811 Methods and apparatus for identifying asset location in communication networks |
| 04/18/2006 | US7030785 Systems and processes for decoding a chain reaction code through inactivation |
| 04/18/2006 | CA2478539C A method and device for estimating transmitted signals in a receiver in digital signal transmission operations |
| 04/18/2006 | CA2425437C Demodulation apparatus and method in a communication system employing 8-ary psk modulation |
| 04/18/2006 | CA2298919C Interleaving and turbo encoding using prime number permutations |
| 04/13/2006 | WO2006039055A1 Distributed ring control circuits for viterbi traceback |
| 04/13/2006 | WO2006038095A1 Efficient source blocking algorithm for fec for mbms streaming |
| 04/13/2006 | WO2006037645A1 Puncturing/depuncturing using compressed differential puncturing pattern |
| 04/13/2006 | US20060080588 Method and system for adaptive interleaving |
| 04/13/2006 | US20060080587 Error detection using codes targeted to prescribed error types |
| 04/13/2006 | US20060080586 Method and system for adaptive interleaving |
| 04/13/2006 | US20060080581 Regenerative relay system and regenerative relay apparatus |
| 04/13/2006 | US20060080580 Method and system for detecting a security violation using an error correction code |
| 04/13/2006 | US20060077076 Encoding apparatus and encoding method |
| 04/13/2006 | DE19958613B4 Codephaseneinstellverfahren und -Codierer Codephaseneinstellverfahren and coders |
| 04/12/2006 | EP1645112A2 Method and apparatus for delayed recursion decoder |
| 04/12/2006 | EP1645066A2 Method and apparatus for packet aggregation in a wireless communication network |
| 04/12/2006 | EP1644834A2 Redundancy in array storage system |
| 04/12/2006 | EP1044507B1 Non-binary viterbi decoder using butterfly operations |
| 04/12/2006 | EP0932963B1 Method and apparatus for determining the rate of received data in a variable rate communication system |
| 04/12/2006 | CN1759561A Quantum key delivery method and communication device |
| 04/12/2006 | CN1759536A Method and device for building a variable-length error code |
| 04/12/2006 | CN1758746A Automatic clear, adding recording and searching acquiring method for digital TV EPG information |
| 04/12/2006 | CN1758745A Transmitter for digital broadcasting system with comprehensive error correcting coding function and method thereof |
| 04/12/2006 | CN1758625A Method for classification processing message |
| 04/12/2006 | CN1758543A Parallel decoding method and device for raising Turbo decoding speed |
| 04/12/2006 | CN1758334A Enhancing perceptual quality of SBR (spectral band replication) and HFR (high frequency reconstruction) coding methods by adaptive noise-floor addition and noise substitution limiting |
| 04/12/2006 | CN1251498C Digital broadcasting system transmitter and method |
| 04/12/2006 | CN1251465C Mutual-complementing code demodulating system |
| 04/12/2006 | CN1251461C System and method for demodulation of TURBO encoded signals via pilot assisted coherent demodulation |
| 04/12/2006 | CN1251226C Information recording apparatus and signal processing method |
| 04/11/2006 | US7028249 Method and apparatus for protecting lossless transmission of a data stream |
| 04/11/2006 | US7028248 Multi-cycle symbol level error correction and memory system |
| 04/11/2006 | US7028247 Error correction code circuit with reduced hardware complexity |
| 04/11/2006 | US7028246 Orthogonal frequency division multiplexing/modulation communication system for improving ability of data transmission and method thereof |
| 04/11/2006 | US7028245 Even-load software Reed-Solomon decoder |
| 04/11/2006 | US7028244 Network processor having cyclic redundancy check implemented in hardware |
| 04/11/2006 | US7028243 Method and device for error correction of data blocks |
| 04/11/2006 | US7028242 Intercommunicating apparatus for duplex system capable of detecting failure thereof |
| 04/11/2006 | US7028241 Optical transport network frame structure with dynamically allocable in-band data channel and forward error correction byte capacity |
| 04/11/2006 | US7028230 Partially filling block interleaver for a communication system |
| 04/11/2006 | US7027782 Transceiver apparatus and method for efficient high-speed data retransmission and decoding in a CDMA mobile communication system |
| 04/11/2006 | US7027533 Turbo-reception method and turbo-receiver |
| 04/11/2006 | US7027531 Method and system for initializing a training period in a turbo decoding device |
| 04/11/2006 | US7027521 Digital transmission method of the error correcting coding type |
| 04/11/2006 | US7027518 Method and arrangement for providing optimal bit protection against transmission errors |
| 04/11/2006 | US7027494 Method for generating orthogonal spread codes in mobile communication system |
| 04/11/2006 | US7027489 Iterative fast fourier transform error correction |
| 04/11/2006 | US7027422 Method for balancing the ratio Eb/l in a service multiplexing CDMA system and telecommunication system using this method |
| 04/11/2006 | US7027240 Digital information recording/reproducing method and apparatus |
| 04/11/2006 | CA2412236C Code converter and method of code conversion |
| 04/06/2006 | WO2006035572A1 Data interleave device |
| 04/06/2006 | WO2006035274A1 Transmitting data in a wireless network |
| 04/06/2006 | WO2006003023A3 Method and arrangement for detecting unidirectional errors with systematic unordered codes |
| 04/06/2006 | US20060075321 Forming of error correction data |
| 04/06/2006 | US20060075320 Method of detecting and correcting errors for a memory and corresponding integrated circuit |
| 04/06/2006 | US20060075319 Packet transmission redundancy selection apparatus and method |
| 04/06/2006 | US20060075240 Lossless data embedding |
| 04/06/2006 | DE102004008757B4 Paritätsprüfungs-Schaltung zur kontinuierlichen Prüfung der Parität einer Speicherzelle Parity check circuit for continuously checking the parity of a memory cell |
| 04/06/2006 | CA2711718A1 Crc counter normalization |
| 04/05/2006 | EP1643653A1 Iterative decoding of low-density parity-check (LDPC) codes |
| 04/05/2006 | EP1642391A1 Error correction method for reed-solomon product code |
| 04/05/2006 | EP1642289A2 Record carrier with two ecc block sizes, and recording method and recorder for recording such record carrier |
| 04/05/2006 | EP1449305B1 Method for replacing corrupted audio data |
| 04/05/2006 | EP1066695B1 Parity determining apparatus and method |
| 04/05/2006 | CN1757234A Decision feedback equalizer for digital TV and method thereof |
| 04/05/2006 | CN1757233A Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data |
| 04/05/2006 | CN1757190A Robust signal transmission in digital television broadcasting |
| 04/05/2006 | CN1757166A TURBO decoder using parallel processing |
| 04/05/2006 | CN1757165A Intra-decoder component block messaging |
| 04/05/2006 | CN1756247A Code modulation data transmission method and its device and system |
| 04/05/2006 | CN1756140A Mixed automatic repeat request method and device based on turbo product code |
| 04/05/2006 | CN1756138A Decoding apparatus and decoding method |
| 04/05/2006 | CN1756092A Add-compare-select device and method for computing progressive path metric value |
| 04/05/2006 | CN1756091A Turbo code interleaver and its interleaving method |
| 04/05/2006 | CN1756090A Channel encoding apparatus and method |
| 04/05/2006 | CN1756089A Method and apparatus for decoding multiword information |
| 04/05/2006 | CN1249966C Method and apparatus for determining data rate transmitted by variable rate |
| 04/05/2006 | CN1249941C Turbo method used for OFDM frequency synchronization |
| 04/05/2006 | CN1249588C Shared memory equipment and its control method |
| 04/04/2006 | US7024618 Transmission error checking in result forwarding |
| 04/04/2006 | US7024617 Data decoding method and circuit and information recording and reproducing apparatus using the same |
| 04/04/2006 | US7024616 Method for encoding/decoding error correcting code, transmitting apparatus and network |
| 04/04/2006 | US7024615 Arithmetic operation method for cyclic redundancy check and arithmetic operation circuit for cyclic redundancy check |
| 04/04/2006 | US7024612 Correlation matrix learning method and apparatus, and storage medium therefor |
| 04/04/2006 | US7024611 Method and apparatus for time efficient retransmission using symbol accumulation |
| 04/04/2006 | US7024602 Transmission format detection method |
| 04/04/2006 | US7024599 System and method for non-causal channel equalization |
| 04/04/2006 | US7024597 Generalized convolutional interleaver/deinterleaver |
| 04/04/2006 | US7024593 End-to-end checksumming for database environments |
| 04/04/2006 | US7023936 Method and apparatus for decoding lattice codes and multilevel coset codes |
| 04/04/2006 | US7023935 Trellis based maximum likelihood signal estimation method and apparatus for blind joint channel estimation and signal detection |
| 04/04/2006 | US7023934 Method and apparatus for min star calculations in a map decoder |
| 04/04/2006 | CA2359756C Methods and apparatus for wireless transmission using multiple description coding |
| 03/30/2006 | WO2006034122A2 Viterbi decoder with direct current restoration |
| 03/30/2006 | US20060069980 CRC counter normalization |