ClassID:

222899

H03M13/612 - 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; Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise Aspects specific to channel or signal-to-noise ratio estimation

Recent Application in this class:
#1
20260121665
2026-04-30

CLASSIFICATION OF ERROR RATE OF DATA RETRIEVED FROM MEMORY CELLS

#2
20240312530
2024-09-19

Classification of Error Rate of Data Retrieved from Memory Cells

#3
20240305313
2024-09-12

LIST DECODING OF POLARIZATION-ADJUSTED CONVOLUTIONAL CODES

#4
20240243759
2024-07-18

APPARATUS AND METHOD FOR GENERATING A FROZEN SET ASSOCIATED WITH A POLAR CODE

#5
20240223217
2024-07-04

METHOD AND APPARATUS FOR EXTRACTING NOISE DEFECT, AND STORAGE MEDIUM STORING INSTRUCTIONS TO PERFORM METHOD FOR EXTRACTING NOISE DEFECT

#6
20240048156
2024-02-08

Methods and apparatus for decoding of polar codes

#7
20230208442
2023-06-29

Polarization encoding method and apparatus

#8
20230179229
2023-06-08

List decoding of polarization-adjusted convolutional codes

#9
20220294474
2022-09-15

Methods and apparatuses for generating optimized LDPC codes

#10
20220038116
2022-02-03

Offset value determination in a check node processing unit for message-passing decoding of non-binary codes

#11
20220013186
2022-01-13

Determine signal and noise characteristics centered at an optimized read voltage

#12
20210350866
2021-11-11

Determine signal and noise characteristics centered at an optimized read voltage

#13
20210273650
2021-09-02

Classification of error rate of data retrieved from memory cells

#14
20210143838
2021-05-13

Simplified check node processing in non-binary LDPC decoder

#15
20210089075
2021-03-25

Tactic tracking, evaluation and identification engine apparatuses, methods and systems

#16
20200343908
2020-10-29

Apparatus and method for optimizing physical layer parameter

#17
20200159616
2020-05-21

Estimating an error rate associated with memory

#18
20200083908
2020-03-12

Polar code encoding method and apparatus

#19
20200067538
2020-02-27

Error correction device and electronic device including the same

#20
20190319648
2019-10-17

Error correction coded binary array

#21
20190280817
2019-09-12

Enhanced polar code constructions by strategic placement of CRC bits

#22
20190213073
2019-07-11

Apparatuses and methods for generating probabilistic information with current integration sensing

#23
20190081645
2019-03-14

Optical reception apparatus, system, and control method

#24
20190068320
2019-02-28

Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems

#25
20190068270
2019-02-28

Methods and apparatus related to beam refinement

#26
20190068212
2019-02-28

Method for improving feedback circuit performance

#27
20190013864
2019-01-10

Low resolution ADC-DSP optimization based on non-uniform quantization and MLSE for data centers interconnects

#28
20180351576
2018-12-06

Method and data storage device to estimate a number of errors using convolutional low-density parity-check coding

#29
20180341546
2018-11-29

Estimating an error rate associated with memory

#30
20180323804
2018-11-08

PBCH signal design and efficient continuous monitoring and polar decoding

#31
20180316461
2018-11-01

System and method for user equipment cooperation

#32
20180205498
2018-07-19

Enhanced polar code constructions by strategic placement of CRC bits

#33
20180109354
2018-04-19

Systems and methods for a log-likelihood ratio based dynamic pre-processing selection scheme in a low-density parity-check decoder

#34
20180081753
2018-03-22

Apparatuses and methods for generating probabilistic information with current integration sensing

#35
20180012663
2018-01-11

Independent read threshold voltage tracking for multiple dependent read threshold voltages using syndrome weights

#36
20180011753
2018-01-11

Adaptive read threshold voltage tracking with bit error rate estimation based on non-linear syndrome weight mapping

#37
20170353271
2017-12-07

Enhanced polar code constructions by strategic placement of CRC bits

#38
20170272102
2017-09-21

Method and data storage device using convolutional low-density parity-check coding with a long page write and a short page read granularity

#39
20170269991
2017-09-21

Storage device operations based on bit error rate (BER) estimate

#40
20170257118
2017-09-07

Method and data storage device to estimate a number of errors using convolutional low-density parity-check coding

#41
20170149529
2017-05-25

Method, system and device for error detection in OFDM wireless communication networks without full forward error correction decoding

#42
20170125114
2017-05-04

Read retry operations with estimation of written data based on syndrome weights

#43
20170123898
2017-05-04

Storage device operations based on bit error rate (BER) estimate

#44
20170097859
2017-04-06

Estimating an error rate associated with memory

#45
20170093434
2017-03-30

System and method for improving graphics and other signal results through signal transformation and application of dithering

#46
20170041027
2017-02-09

Method and device for measuring the current signal-to-noise ratio when decoding LDPC codes

#47
20170039098
2017-02-09

Device quality metrics using unsatisfied parity checks

#48
20160352463
2016-12-01

Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems

#49
20160218740
2016-07-28

Estimating an error rate associated with memory

#50
20160072657
2016-03-10

Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems

#51
20160013889
2016-01-14

System and method for user equipment cooperation

#52
20150363247
2015-12-17

Accurate and fast in-service estimation of input bit error ratio of low density parity check decoders

#53
20150128006
2015-05-07

Device quality metrics using unsatisfied parity checks

#54
20150117505
2015-04-30

Method and device for measuring the current signal-to-noise ratio when decoding LDPC codes

#55
20150091742
2015-04-02

Apparatus and method for multilevel coding (MLC) with binary alphabet polar codes

#56
20150082133
2015-03-19

System and method for user equipment cooperation

#57
20140376650
2014-12-25

Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems

#58
20140327981
2014-11-06

Margining decoding utilizing soft-inputs

#59
20140289450
2014-09-25

Dynamic log likelihood ratio quantization for solid state drive controllers

#60
20140229805
2014-08-14

LLR computation device and error correction decoding device

#61
20140204991
2014-07-24

Inter symbol interference reduction by applying turbo equalization mode

#62
20140199991
2014-07-17

Methods and apparatuses for LTE signal detection and classification by a Wi-Fi receiver

#63
20140189458
2014-07-03

Soft input, soft output mappers and demappers for block codes

#64
20140181617
2014-06-26

Management of non-valid decision patterns of a soft read retry operation

#65
20140169797
2014-06-19

System and method for apriori decoding

#66
20140149825
2014-05-29

Scaling factors for hard decision reads of codewords distributed across die

#67
20140089767
2014-03-27

Method and system for generation of a tie-breaking metric in a low-density parity check data encoding system

#68
20140068382
2014-03-06

Systems and methods to initiate updating of reference voltages

#69
20130051444
2013-02-28

Normalization of soft bit information for FEC decoding

#70
20130047058
2013-02-21

Systems and methods for qualitative media defect determination

#71
20130013976
2013-01-10

CODE BLOCK REORDERING PRIOR TO FORWARD ERROR CORRECTION DECODING BASED ON PREDICTED CODE BLOCK RELIABILITY

#72
20120331363
2012-12-27

Systems and methods for reduced format non-binary decoding

#73
20120311402
2012-12-06

Data reading method, memory controller, and memory storage device

#74
20110280324
2011-11-17

Quantized channel state information prediction in multiple antenna systems

#75
20110274182
2011-11-10

Multi-tiered quantization of channel state information in multiple antenna systems

#76
20110258513
2011-10-20

SNR-Based Variable-Threshold Majority-Logic Decoder

#77
20110246859
2011-10-06

Methods and apparatus for computing soft data or log likelihood ratios for received values in communication or storage systems

#78
20110246136
2011-10-06

Methods and apparatus for computing a probability value of a received value in communication or storage systems

#79
20110239085
2011-09-29

ECC with out of order completion

#80
20110119566
2011-05-19

Method and apparatus for evaluating performance of a read channel

#81
20110116583
2011-05-19

System and method for encoding and decoding information signals using a priori information

#82
20100281334
2010-11-04

Systems and methods for communications

#83
20100254445
2010-10-07

Processing transmissions in a wireless communication system

#84
20100223534
2010-09-02

Code block reordering prior to forward error correction decoding based on predicted code block reliability

#85
20100208851
2010-08-19

Method and system for improving reception in wired and wireless receivers through redundancy and iterative processing

#86
20100185924
2010-07-22

Method and apparatus for evaluating performance of a read channel

#87
20090327836
2009-12-31

Decoding method for convolution code and decoding device

#88
20090307567
2009-12-10

Wireless communication system, receiver and signal processing method for received signal

#89
20090067529
2009-03-12

Quantized channel state information prediction in multiple antenna systems

#90
20090067512
2009-03-12

Multi-tiered quantization of channel state information in multiple antenna systems

#91
20090037795
2009-02-05

Denoising and error correction for finite input, general output channel

#92
20080195923
2008-08-14

System and method for digital signal transmission with reduced error rate

#93
20080025204
2008-01-31

Method to utilize physical layer channel state information to improve video quality

#94
20080019468
2008-01-24

SOFT SAMPLE SCALING IN A TURBO DECODER

#95
20070286292
2007-12-13

Turbo decoding with iterative estimation of channel parameters

#96
20070076669
2007-04-05

Multi-channel communication method and apparatus using plural Markov Chain Monte Carlo simulations

#97
20070014385
2007-01-18

Evaluating device, reproducing device, and evaluating method

#98
20060251192
2006-11-09

Method and system for redundancy-based decoding in 8-PSK GSM systems

#99
20060222090
2006-10-05

System and method for encoding and decoding information signals using a priori information

#100
20060195772
2006-08-31

Method and apparatus for evaluating performance of a read channel

#101
20060039510
2006-02-23

Method and system for improving reception in wired and wireless receivers through redundancy and iterative processing

#102
20050278609
2005-12-15

Apparatus and method for erasure detection and soft-decision decoding in cellular system receiver

#103
20050185735
2005-08-25

Method and device for evaluating the noise associated with turbocodes, and systems using them

#104
20050163267
2005-07-28

Enhanced denoising system

#105
20050002476
2005-01-06

Method and device for receiving data blocks

#106
18361248
2024-09-10

Reducing the compression error of lossy compressed sensor data

#107
17836143
2023-07-04

Method for decoding polar codes and apparatus thereof

#108
14511695
2015-11-17

Channel quality monitoring and method for qualifying a storage channel using an iterative decoder

#109
14133042
2014-11-25

Log-likelihood-ratio (LLR) table calibration

#110
13974293
2014-11-11

Channel quality monitoring and method for qualifying a storage channel using an iterative decoder