ClassID:

222793

H03M13/2771 - 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 using interleaving techniques Internal interleaver for turbo codes

Sub-classes:
Recent Application in this class:
#1
20230261675
2023-08-17

Double factor correction turbo decoding method based on simulated annealing algorithm

#2
20220060198
2022-02-24

Method for generating a signal by means of a turbo-encoder, and corresponding device and computer program

#3
20210083691
2021-03-18

TURBO ENCODING METHOD, TURBO ENCODER AND UAV

#4
20200267036
2020-08-20

Method for spreading data symbol frequency domain information in power line carrier communication

#5
20190349011
2019-11-14

Interleaver for turbo codes as a function of the puncturing pattern

#6
20190036550
2019-01-31

Turbo product polar coding with hard decision cleaning

#7
20180212627
2018-07-26

Methods and apparatus for achieving low coding rates

#8
20170272283
2017-09-21

Parallelizable reduced state sequence estimation via BCJR algorithm

#9
20170244427
2017-08-24

Fully parallel turbo decoding

#10
20160149592
2016-05-26

Apparatus and method for turbo product codes

#11
20160149591
2016-05-26

Turbo decoders with stored column indexes for interleaver address generation and out-of-bounds detection and associated methods

#12
20150188573
2015-07-02

Method and a system implementing a turbo-diversity scheme for wireless OFDM systems

#13
20150172793
2015-06-18

Bit-interleaver for an optical line terminal

#14
20150143195
2015-05-21

Encoding and decoding using constrained interleaving

#15
20150039963
2015-02-05

Encoding and decoding using constrained interleaving

#16
20150026535
2015-01-22

Apparatus and method for generating interleaver index

#17
20140310578
2014-10-16

Decoding apparatus and method

#18
20140289592
2014-09-25

Detection, avoidance and/or correction of problematic puncturing patterns in parity bit streams used when implementing turbo codes

#19
20140189463
2014-07-03

Method and apparatus for interleaving low density parity check (LDPC) codes over mobile satellite channels

#20
20140129899
2014-05-08

Turbo-product codes (TPC) with interleaving

#21
20130305247
2013-11-14

Interpreting I/O operation requests from pageable guests without host intervention

#22
20130262787
2013-10-03

SCALABLE MEMORY ARCHITECTURE FOR TURBO ENCODING

#23
20130139040
2013-05-30

Detection, avoidance and/or correction of problematic puncturing patterns in parity bit streams used when implementing turbo codes

#24
20130061109
2013-03-07

Turbo code interleaver with near optimal performance

#25
20130058431
2013-03-07

Methods, apparatus, and systems for coding with constrained interleaving

#26
20120272118
2012-10-25

Variable modulation with LDPC (low density parity check) coding

#27
20120246539
2012-09-27

WIRELESS SYSTEM WITH DIVERSITY PROCESSING

#28
20120242518
2012-09-27

Subset transform interleaver

#29
20120093013
2012-04-19

Calculation Method and Device of Intra-Turbo Code Interleaver

#30
20120079344
2012-03-29

Detection, avoidance and/or correction of problematic puncturing patterns in parity bit streams used when implementing turbo codes

#31
20120063380
2012-03-15

Interleaver address generation in turbo decoders for wireless communication systems

#32
20110307673
2011-12-15

Reconfigurable interleaver having reconfigurable counters

#33
20110258518
2011-10-20

Variable modulation with LDPC (low density parity check) coding

#34
20110239079
2011-09-29

Programmable circuit for high speed computation of the interleaver tables for multiple wireless standards

#35
20110173507
2011-07-14

Interleaving/de-interleaving method, soft-in/soft-out decoding method and error correction code encoder and decoder utilizing the same

#36
20110113308
2011-05-12

Encoding apparatus and method using turbo code, and permutation unit and method

#37
20110066914
2011-03-17

Address generation apparatus and method for quadratic permutation polynomial interleaver de-interleaver

#38
20110060963
2011-03-10

Method and apparatus for interleaving a data stream using quadrature permutation polynomial functions (QPP)

#39
20110055663
2011-03-03

Address generation for contention-free memory mappings of turbo codes with ARP (almost regular permutation) interleaves

#40
20100296506
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing streams thereof

#41
20100296424
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing digital transport streams thereof

#42
20100296001
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing streams thereof

#43
20100287437
2010-11-11

Fast encoding and decoding methods and related devices

#44
20100287343
2010-11-11

Contention free parallel access system and a method for contention free parallel access to a group of memory banks

#45
20100260161
2010-10-14

Apparatus and methods for interleaving in a forward link only system

#46
20100241911
2010-09-23

ADDRESS GENERATOR OF COMMUNICATION DATA INTERLEAVER AND COMMUNICATION DATA DECODING CIRCUIT

#47
20100191932
2010-07-29

Address generation apparatus and method of data interleaver/deinterleaver

#48
20100083072
2010-04-01

Data interleaver

#49
20100077282
2010-03-25

True bit level decoding of TTCM (turbo trellis coded modulation) of variable rates and signal constellations

#50
20100064197
2010-03-11

Random-access multi-directional CDMA2000 turbo code interleaver

#51
20100033355
2010-02-11

Pruning methods for the generation of S-random interleavers, and interleaver performing the methods

#52
20100023844
2010-01-28

Method for interleaving continuous length sequence

#53
20100020736
2010-01-28

Interleaver address generation in turbo decoders for mobile multimedia multicast system communication systems

#54
20090249134
2009-10-01

De-interleaving mechanism involving a multi-banked LLR buffer

#55
20090217133
2009-08-27

Inter-sequence permutation turbo code system and operation methods thereof

#56
20090172492
2009-07-02

Method and apparatus for interleaving low density parity check (LDPC) codes over mobile satellite channels

#57
20090168801
2009-07-02

BUTTERFLY NETWORK FOR PERMUTATION OR DE-PERMUTATION UTILIZED BY CHANNEL ALGORITHM

#58
20090077330
2009-03-19

Modified branch metric calculator to reduce interleaver memory and improve performance in a fixed-point turbo decoder

#59
20090019338
2009-01-15

Communications device and wireless communications system

#60
20080301383
2008-12-04

Multiple access for parallel turbo decoder

#61
20080229172
2008-09-18

High rate turbo encoder and decoder for product codes

#62
20080141096
2008-06-12

Decoding apparatus and method

#63
20080115033
2008-05-15

Address generation for contention-free memory mappings of turbo codes with ARP (almost regular permutation) interleaves

#64
20080109618
2008-05-08

Parallel interleaving apparatus and method

#65
20080065948
2008-03-13

Turbo code interleaver with optimal performance

#66
20080059847
2008-03-06

Turbo code interleaver with near optimal performance

#67
20080059727
2008-03-06

Turbo code interleaver with near optimal performance

#68
20080049719
2008-02-28

Memory mapping for parallel turbo decoding

#69
20080046800
2008-02-21

Detection, avoidance and/or correction of problematic puncturing patterns in parity bit streams used when implementing turbo codes

#70
20070288834
2007-12-13

Puncture-constrained interleaving for concatenated codes

#71
20070255849
2007-11-01

Network for permutation or de-permutation utilized by channel coding algorithm

#72
20070245212
2007-10-18

Encoding method, transmitter, network element and communication terminal

#73
20070234180
2007-10-04

High spread highly randomized generatable interleavers

#74
20070186129
2007-08-09

Address generation apparatus for turbo interleaver and deinterleaver in W-CDMA systems

#75
20070101231
2007-05-03

Multi-standard turbo interleaver using tables

#76
20070083803
2007-04-12

Turbo code interleaver for low frame error rate

#77
20070082696
2007-04-12

Methods and apparatus for configuring a pilot symbol in a wireless communication system

#78
20070081484
2007-04-12

METHODS AND APPARATUS FOR TRANSMITTING A FRAME STRUCTURE IN A WIRELESS COMMUNICATION SYSTEM

#79
20070061666
2007-03-15

Method and system for interleaving in a parallel turbo decoder

#80
20070050694
2007-03-01

Modified branch metric calculator to reduce interleaver memory and improve performance in a fixed-point turbo decoder

#81
20070044000
2007-02-22

Variable modulation with LDPC (low density parity check) coding

#82
20070022353
2007-01-25

Utilizing variable-length inputs in an inter-sequence permutation turbo code system

#83
20070016841
2007-01-18

Variable code rate and signal constellation turbo trellis coded modulation codec

#84
20070011557
2007-01-11

Inter-sequence permutation turbo code system and operation methods thereof

#85
20060282713
2006-12-14

Efficient interleaver/de-interleaver desigh for the turbo decoder in a 3g wcdma system

#86
20060256708
2006-11-16

System and method for time diversity

#87
20060242476
2006-10-26

Pre-emptive interleaver address generator for turbo decoders

#88
20060212781
2006-09-21

Enhanced turbo product code decoder system

#89
20060123310
2006-06-08

System and method for modulation diversity

#90
20060123309
2006-06-08

Prunable S-random interleavers

#91
20060109781
2006-05-25

System and method for frequency diversity

#92
20060109158
2006-05-25

Addresses generation for interleavers in turbo encoders and decoders

#93
20060107163
2006-05-18

Turbo decoding apparatus and interleave-deinterleave apparatus

#94
20060036819
2006-02-16

Interleaver for iterative decoder

#95
20060020871
2006-01-26

Communications device and wireless communications system

#96
20050289432
2005-12-29

Read enable generator for a turbo decoder deinterleaved symbol memory

#97
20050248473
2005-11-10

Speed and memory optimized interleaving

#98
20050234862
2005-10-20

Method for interleaving data frame and circuit thereof

#99
20050204262
2005-09-15

Electronic device for reducing interleaving write access conflicts in optimized concurrent interleaving architecture for high throughput turbo decoding

#100
20050193308
2005-09-01

Turbo decoder and turbo interleaver

#101
20050190736
2005-09-01

Method and device for handling write access conflicts in interleaving for high throughput turbo-decoding

#102
20050166125
2005-07-28

Turbo code interleaver with near optimal performance

#103
20050157685
2005-07-21

Unified interleaver/de-interleaver

#104
20050114748
2005-05-26

Variable modulation with LDPC (low density parity check) coding

#105
20050091567
2005-04-28

High spread highly randomized generatable interleavers

#106
20050076286
2005-04-07

Encoding and decoding apparatus and method

#107
20050071728
2005-03-31

Encoding and decoding apparatus and method

#108
20050071727
2005-03-31

Encoding and decoding apparatus and method

#109
20050050426
2005-03-03

Memory mapping for parallel turbo decoding

#110
20050046600
2005-03-03

Robust system for transmitting and receiving map data

#111
20050039106
2005-02-17

Device and method for minimizing puncturing-caused output delay

#112
20050034046
2005-02-10

Combined interleaver and deinterleaver, and turbo decoder comprising a combined interleaver and deinterleaver

#113
20050028065
2005-02-03

Random-access multi-directional CDMA2000 turbo code interleaver