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Class Information
Number: 375/341
Name: Pulse or digital communications > Receivers > Particular pulse demodulator or detector > Maximum likelihood decoder or viterbi decoder
Description: Subject matter wherein a decoding method is used for choosing an estimate code word for each possible received sequence of a demodulation output.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620882 |
Decoder and decoding method for decoding a code by selecting a path out of paths in a trellis diagram |
Nov. 17, 2009 |
| 7620879 |
Method of detecting occurrence of error event in data and apparatus for the same |
Nov. 17, 2009 |
| 7620129 |
RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals |
Nov. 17, 2009 |
| 7620128 |
Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes |
Nov. 17, 2009 |
| 7620121 |
DC balance compensation for AC-coupled circuits |
Nov. 17, 2009 |
| 7620102 |
Digital broadcasting transmission and reception system |
Nov. 17, 2009 |
| 7617440 |
Viterbi traceback initial state index initialization for partial cascade processing |
Nov. 10, 2009 |
| 7616713 |
System and method for forward and backward recursive computation |
Nov. 10, 2009 |
| 7616699 |
Method of soft bit metric calculation with direct matrix inversion MIMO detection |
Nov. 10, 2009 |
| 7613228 |
M-Algorithm multiuser detector with correlation based pruning |
Nov. 3, 2009 |
| 7609788 |
Receiver apparatus using maximum-likelihood-determination |
Oct. 27, 2009 |
| 7609787 |
Reception of a signal modulated according to a multilevel coding technique |
Oct. 27, 2009 |
| 7609777 |
Maximum likelihood a posteriori probability detector |
Oct. 27, 2009 |
| 7609615 |
Method and apparatus for performing channel compensation and symbol demodulation for coherent demodulation in an OFDM system |
Oct. 27, 2009 |
| 7607052 |
Physical coding sublayer for a multi-pair gigabit transceiver |
Oct. 20, 2009 |
| 7606705 |
Speech data receiver with detection of channel-coding rate |
Oct. 20, 2009 |
| 7606487 |
Distortion measurement in optical communication systems |
Oct. 20, 2009 |
| 7606336 |
Viterbi decoder using circulation type decoding units connected in parallel |
Oct. 20, 2009 |
| 7606320 |
Apparatus and method for space-frequency block coding/decoding in a communication system |
Oct. 20, 2009 |
| 7605727 |
Method, medium and apparatus for quantization encoding and de-quantization decoding using trellis |
Oct. 20, 2009 |
| 7603611 |
Maximum likelihood decoding device, signal evaluating method, and reproducing apparatus |
Oct. 13, 2009 |
| 7602863 |
Method and apparatus for providing iterative timing recovery |
Oct. 13, 2009 |
| 7600179 |
Sparse maximum likelihood decoder for block codes |
Oct. 6, 2009 |
| 7599452 |
Method and system for applying Viterbi type PSK demodulation for optimum correlation of GPS signals |
Oct. 6, 2009 |
| 7599441 |
Low complexity soft-input Viterbi decoding for digital communication systems |
Oct. 6, 2009 |
| 7596196 |
Timing recovery in error recovery for iterative detection |
Sep. 29, 2009 |
| 7596191 |
Apparatus, method and computer program product providing a computationally efficient maximum likelihood joint synchronization and channel estimation algorithm |
Sep. 29, 2009 |
| 7596182 |
Optimum symbol timing estimation with various performance measures for OFDM systems |
Sep. 29, 2009 |
| 7594162 |
Viterbi pretraceback for partial cascade processing |
Sep. 22, 2009 |
| 7594161 |
Map decoding |
Sep. 22, 2009 |
| 7593490 |
Joint synchronizer and decoder |
Sep. 22, 2009 |
| 7593475 |
Space-time and/or space-frequency block coding using complex signal swapping |
Sep. 22, 2009 |
| 7590928 |
Apparatus and method for Viterbi decoding |
Sep. 15, 2009 |
| 7590206 |
Equalization apparatus and equalization method |
Sep. 15, 2009 |
| 7590203 |
Joint symbol, amplitude, and rate estimator |
Sep. 15, 2009 |
| 7590197 |
Correction circuit for improving performance in a channel decoder |
Sep. 15, 2009 |
| 7587211 |
Method and system for adaptive multi rate (AMR) and measurements downlink adaptation |
Sep. 8, 2009 |
| 7587005 |
Exploiting known padding data to improve block decode success rate |
Sep. 8, 2009 |
| 7587004 |
Method for decoding data using windows of data |
Sep. 8, 2009 |
| 7587003 |
Method and device for carrier-frequency synchronization of a vestigial-sideband-modulated signal |
Sep. 8, 2009 |
| 7586991 |
Method and apparatus for calculating likelihood metric of a received signal in a digital communication system |
Sep. 8, 2009 |
| 7586706 |
Method for checking the quality of servo gray codes |
Sep. 8, 2009 |
| 7584407 |
Decoder and method for performing decoding operation using map algorithm in mobile communication system |
Sep. 1, 2009 |
| 7583763 |
Multi input multi output wireless communication reception method and apparatus |
Sep. 1, 2009 |
| 7583762 |
Reduced-complexity multiple-input, multiple-output detection |
Sep. 1, 2009 |
| 7583757 |
Joint symbol, amplitude, and rate estimator |
Sep. 1, 2009 |
| 7583744 |
Method and apparatus for computing soft decision input metrics to a turbo decoder |
Sep. 1, 2009 |
| 7583741 |
Likelihood corrector and likelihood correction method |
Sep. 1, 2009 |
| 7583729 |
Adaptive equalizer and related method thereof |
Sep. 1, 2009 |
| 7580485 |
Address generator for LDPC encoder and decoder and method thereof |
Aug. 25, 2009 |
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