ClassID:

222864

H03M13/3955 - CPC Classification

Classification description:

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; Decoding methods or techniques, not specific to the particular type of coding provided for in groups  - ; Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using a trellis with a reduced state space complexity, e.g. M-algorithm or T-algorithm

Recent Application in this class:
#1
20250105943
2025-03-27

REDUCING STARTUP TIME OF A TRELLIS-BASED MLSE DECODER

#2
20190036551
2019-01-31

Sequence detectors

#3
20180062671
2018-03-01

Sequence detectors

#4
20170272283
2017-09-21

Parallelizable reduced state sequence estimation via BCJR algorithm

#5
20170141800
2017-05-18

Trellis segment separation for low-complexity viterbi decoding of high-rate convolutional codes

#6
20110099455
2011-04-28

Method and arrangement for decoding a signal encoded by a tail-biting code

#7
20100195768
2010-08-05

Viterbi equalization with detection of the nearest constellation points for stage reduction

#8
20100095189
2010-04-15

Methods and systems for modified maximum-likelihood based TBCC decoding

#9
20090225878
2009-09-10

Adaptive forward-backward soft output M-algorithm receiver structures

#10
20090132897
2009-05-21

Reduced state soft output processing

#11
20090110124
2009-04-30

Soft decision enhancement

#12
20090089648
2009-04-02

LOW POWER VITERBI DECODER USING SCARCE STATE TRANSITION AND PATH PRUNING

#13
20090063940
2009-03-05

Register exchange network for radix-4 SOVA (Soft-Output Viterbi Algorithm)

#14
20090063939
2009-03-05

ACS (add compare select) implementation for radix-4 SOVA (soft-output viterbi algorithm)

#15
20080178062
2008-07-24

Reduced state trellis decoder using programmable trellis parameters

#16
20060274860
2006-12-07

Wireless communications apparatus

#17
20060156207
2006-07-13

Signal decoding methods and apparatus

#18
20060090121
2006-04-27

Trellis-based receiver

#19
20060023814
2006-02-02

Efficient implementation of GSM/GPRS equalizer

#20
20050198551
2005-09-08

Method for processing a signal using an approximate map algorithm and corresponding uses

#21
20050177782
2005-08-11

Method and arrangement for enhancing search through trellis

#22
20050086577
2005-04-21

Method and arrangement for enhancing search through trellis