CL2019002177A1 - Diseño de gráfica base de comprobación de paridad de baja densidad múltiple (ldpc). - Google Patents

Diseño de gráfica base de comprobación de paridad de baja densidad múltiple (ldpc).

Info

Publication number
CL2019002177A1
CL2019002177A1 CL2019002177A CL2019002177A CL2019002177A1 CL 2019002177 A1 CL2019002177 A1 CL 2019002177A1 CL 2019002177 A CL2019002177 A CL 2019002177A CL 2019002177 A CL2019002177 A CL 2019002177A CL 2019002177 A1 CL2019002177 A1 CL 2019002177A1
Authority
CL
Chile
Prior art keywords
ldpc
information block
parity check
density parity
chart
Prior art date
Application number
CL2019002177A
Other languages
English (en)
Inventor
Joseph Binamira Soriaga
Shrinivas KUDEKAR
Gabi Sarkis
Thomas Richardson
Vincent Loncke
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CL2019002177A1 publication Critical patent/CL2019002177A1/es

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/033—Theoretical methods to calculate these checking codes
    • H03M13/036—Heuristic code construction methods, i.e. code construction or code search based on using trial-and-error
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H03M13/1131—Scheduling of bit node or check node processing
    • H03M13/1137—Partly parallel processing, i.e. sub-blocks or sub-groups of nodes being processed in parallel
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/116—Quasi-cyclic LDPC [QC-LDPC] codes, i.e. the parity-check matrix being composed of permutation or circulant sub-matrices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/615—Use of computational or mathematical techniques
    • H03M13/616—Matrix operations, especially for generator matrices or check matrices, e.g. column or row permutations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/635—Error control coding in combination with rate matching
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6502—Reduction of hardware complexity or efficient processing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
    • H03M13/6516—Support of multiple code parameters, e.g. generalized Reed-Solomon decoder for a variety of generator polynomials or Galois fields

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

DIVERSOS ASPECTOS DE LA PRESENTE DIVULGACIÓN SE REFIEREN CODIFICACIÓN DE COMPROBACIÓN DE PARIDAD DE DENSIDAD (LDPC) QUE UTILIZA GRÁFICOS DE BASE DE LDPC. DOS O MÁS GRÁFICOS DE BASE DE LDPC SE PUEDE MANTENER QUE ESTÁN ASOCIADOS CON DIFERENTES RANGOS DE SUPERPOSICIÓN DE LONGITUDES DE BLOQUE DE INFORMACIÓN. UN GRÁFICO DE BASE DE LDPC PARTICULAR PUEDE SER SELECCIONADO PARA UN BLOQUE DE INFORMACIÓN CON BASE EN LA LONGITUD DE BLOQUE DE INFORMACIÓN DEL BLOQUE DE INFORMACIÓN. LAS MÉTRICAS ADICIONALES QUE PUEDEN SER CONSIDERADAS AL SELECCIONAR EL GRÁFICO DE BASE DE LDPC PUEDEN INCLUIR LA TASA DE CODIFICACIÓN UTILIZADA PARA CODIFICAR EL BLOQUE DE INFORMACIÓN Y/O EL TAMAÑO DE ELEVACIÓN APLICADA A CADA GRÁFICO DE BASE DE LDPC PARA PRODUCIR LA LONGITUD DEL BLOQUE DE INFORMACIÓN DEL BLOQUE DE INFORMACIÓN.
CL2019002177A 2017-02-06 2019-08-02 Diseño de gráfica base de comprobación de paridad de baja densidad múltiple (ldpc). CL2019002177A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762455450P 2017-02-06 2017-02-06
US15/709,400 US10340949B2 (en) 2017-02-06 2017-09-19 Multiple low density parity check (LDPC) base graph design

Publications (1)

Publication Number Publication Date
CL2019002177A1 true CL2019002177A1 (es) 2019-12-20

Family

ID=63038031

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2019002177A CL2019002177A1 (es) 2017-02-06 2019-08-02 Diseño de gráfica base de comprobación de paridad de baja densidad múltiple (ldpc).

Country Status (18)

Country Link
US (3) US10340949B2 (es)
EP (1) EP3577763A1 (es)
JP (2) JP6980797B2 (es)
KR (3) KR102114596B1 (es)
CN (1) CN110268635B (es)
AU (1) AU2018214491B2 (es)
BR (1) BR112019015528A2 (es)
CA (1) CA3049454A1 (es)
CL (1) CL2019002177A1 (es)
CO (1) CO2019008498A2 (es)
IL (1) IL268314A (es)
MX (1) MX2019008942A (es)
NZ (1) NZ754843A (es)
PH (1) PH12019501554A1 (es)
RU (1) RU2749772C2 (es)
SG (1) SG11201905827RA (es)
TW (1) TWI744463B (es)
WO (1) WO2018144251A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10784901B2 (en) 2015-11-12 2020-09-22 Qualcomm Incorporated Puncturing for structured low density parity check (LDPC) codes
US10469104B2 (en) 2016-06-14 2019-11-05 Qualcomm Incorporated Methods and apparatus for compactly describing lifted low-density parity-check (LDPC) codes
US10340949B2 (en) 2017-02-06 2019-07-02 Qualcomm Incorporated Multiple low density parity check (LDPC) base graph design
CN108809509B (zh) * 2017-05-05 2021-01-22 电信科学技术研究院 低密度奇偶校验码的基础图选择方法及装置
US10312939B2 (en) 2017-06-10 2019-06-04 Qualcomm Incorporated Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code
CN109391367B (zh) * 2017-08-11 2022-12-30 华为技术有限公司 通信方法和装置
BR112020003426A2 (pt) 2017-08-24 2020-08-25 Telefonaktiebolaget Lm Ericsson (Publ) segmentação de bloco de código para novo rádio 3gpp
WO2019164515A1 (en) * 2018-02-23 2019-08-29 Nokia Technologies Oy Ldpc codes for 3gpp nr ultra-reliable low-latency communications
WO2020145516A1 (ko) * 2019-01-07 2020-07-16 엘지전자 주식회사 무선 통신 시스템에서 저밀도 패리티 체크 행렬을 이용한 채널 코딩을 수행하는 방법 및 장치
US20220231701A1 (en) * 2021-01-20 2022-07-21 Nvidia Corporation Technique to perform decoding of wireless communications signal data
US20240056133A1 (en) * 2022-08-12 2024-02-15 Qualcomm Incorporated Ldpc base graph selection systems and methods

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6633865B1 (en) 1999-12-23 2003-10-14 Pmc-Sierra Limited Multithreaded address resolution system
US6633856B2 (en) 2001-06-15 2003-10-14 Flarion Technologies, Inc. Methods and apparatus for decoding LDPC codes
US6961888B2 (en) 2002-08-20 2005-11-01 Flarion Technologies, Inc. Methods and apparatus for encoding LDPC codes
US7702986B2 (en) 2002-11-18 2010-04-20 Qualcomm Incorporated Rate-compatible LDPC codes
US6957375B2 (en) * 2003-02-26 2005-10-18 Flarion Technologies, Inc. Method and apparatus for performing low-density parity-check (LDPC) code operations using a multi-level permutation
US7231557B2 (en) * 2003-04-02 2007-06-12 Qualcomm Incorporated Methods and apparatus for interleaving in a block-coherent communication system
US7036720B2 (en) * 2003-06-25 2006-05-02 Centre National De La Recherche Scientifique (Cnrs) Method and apparatus for resolution of problems using constrained discrete variables
CN1902828B (zh) * 2003-08-08 2012-02-29 英特尔公司 用于改变低密度奇偶校验码字长度的方法和装置
KR100809619B1 (ko) * 2003-08-26 2008-03-05 삼성전자주식회사 이동 통신 시스템에서 블록 저밀도 패러티 검사 부호부호화/복호 장치 및 방법
US7237181B2 (en) * 2003-12-22 2007-06-26 Qualcomm Incorporated Methods and apparatus for reducing error floors in message passing decoders
CN102638275B (zh) * 2004-06-24 2015-01-28 Lg电子株式会社 无线通信系统中使用低密度奇偶校验码编码和解码数据的方法和装置
US7127659B2 (en) * 2004-08-02 2006-10-24 Qualcomm Incorporated Memory efficient LDPC decoding methods and apparatus
EP1628401A1 (en) 2004-08-16 2006-02-22 Samsung Electronics Co., Ltd. Apparatus and method for coding/decoding block low density parity check code with variable block length
US7996746B2 (en) 2004-10-12 2011-08-09 Nortel Networks Limited Structured low-density parity-check (LDPC) code
US7630350B2 (en) * 2005-06-06 2009-12-08 Broadcom Corporation Method and system for parsing bits in an interleaver for adaptive modulations in a multiple input multiple output (MIMO) wireless local area network (WLAN) system
CN100502245C (zh) * 2005-10-21 2009-06-17 中兴通讯股份有限公司 支持任何码率/码长的低密度奇偶校验码编码装置和方法
KR100833515B1 (ko) 2006-12-05 2008-05-29 한국전자통신연구원 가변 정보 길이 및 가변 부호율을 가진 ｌｄｐｃ 부호의패리티 검사 행렬 생성 방법, 부/복호화 방법 및 이를이용하는 장치
KR101339120B1 (ko) 2007-01-24 2013-12-09 퀄컴 인코포레이티드 가변 크기들의 패킷들의 ｌｄｐｃ 인코딩 및 디코딩
US7861134B2 (en) * 2007-02-28 2010-12-28 Cenk Kose Methods and systems for LDPC coding
US7912028B2 (en) * 2007-05-31 2011-03-22 Agere Systems Inc. Reducing false detection in an HSDPA 3G terminal
CN101141133B (zh) * 2007-10-23 2011-09-14 北京邮电大学 一种结构化低密度校验码的编码方法
US20090113256A1 (en) * 2007-10-24 2009-04-30 Nokia Corporation Method, computer program product, apparatus and device providing scalable structured high throughput LDPC decoding
US8219876B2 (en) * 2007-10-24 2012-07-10 Core Wireless Licensing, S.a.r.l. Method, apparatus, computer program product and device providing semi-parallel low density parity check decoding using a block structured parity check matrix
WO2009064439A2 (en) * 2007-11-12 2009-05-22 Solarflare Communications, Inc. Active idle communication system
KR101503058B1 (ko) * 2008-02-26 2015-03-18 삼성전자주식회사 저밀도 패리티 검사 부호를 사용하는 통신 시스템에서의 채널 부호화/복호화 방법 및 장치
KR20100058260A (ko) * 2008-11-24 2010-06-03 삼성전자주식회사 저밀도 패리티 검사 부호를 사용하는 통신 시스템에서 채널부호/복호 장치 및 방법
US8433972B2 (en) 2009-04-06 2013-04-30 Nec Laboratories America, Inc. Systems and methods for constructing the base matrix of quasi-cyclic low-density parity-check codes
US8595589B2 (en) 2011-09-30 2013-11-26 Mitsubishi Electric Research Laboratories, Inc. Quasi-cyclic low-density parity-check codes
CN102571105B (zh) * 2012-02-24 2014-03-12 西安电子科技大学 一种逼近信道容量的码率可变ldpc码的编码方法
WO2014117836A1 (en) 2013-01-31 2014-08-07 Intracom S.A. Telecom Solutions Ldpc code design and encoding apparatus enabling the adjustment of code rate and codelength
US20160012465A1 (en) * 2014-02-08 2016-01-14 Jeffrey A. Sharp System and method for distributing, receiving, and using funds or credits and apparatus thereof
CN115568032A (zh) * 2015-01-09 2023-01-03 交互数字专利控股公司 用于支持无线局域网（wlan）系统的多用户传输的方法、装置和系统
US10454499B2 (en) 2016-05-12 2019-10-22 Qualcomm Incorporated Enhanced puncturing and low-density parity-check (LDPC) code structure
CN107888198B (zh) 2016-09-30 2023-05-26 中兴通讯股份有限公司 准循环ldpc编译码方法、装置及ldpc编译码器
BR112019016156A2 (pt) 2017-02-03 2020-03-24 Idac Holdings, Inc. Unidade de transmissão/recepção sem fio, e, método implementado em uma unidade de transmissão/recepção sem fio
US10340949B2 (en) 2017-02-06 2019-07-02 Qualcomm Incorporated Multiple low density parity check (LDPC) base graph design
CN110535474B (zh) * 2017-05-05 2023-06-06 华为技术有限公司 信息处理的方法、通信装置
US10735134B2 (en) * 2017-08-11 2020-08-04 Qualcomm Incorporated Self-decodable redundancy versions for low-density parity-check codes
US11683393B2 (en) * 2019-09-11 2023-06-20 Intel Corporation Framework for computing in radio access network (RAN)

Also Published As

Publication number Publication date
US20200119749A1 (en) 2020-04-16
CO2019008498A2 (es) 2019-08-20
EP3577763A1 (en) 2019-12-11
US11277151B2 (en) 2022-03-15
NZ754843A (en) 2023-01-27
RU2019124194A (ru) 2021-03-09
CN110268635B (zh) 2023-06-20
US10560118B2 (en) 2020-02-11
AU2018214491A1 (en) 2019-07-18
US20180226988A1 (en) 2018-08-09
JP6980797B2 (ja) 2021-12-15
KR20200056486A (ko) 2020-05-22
TWI744463B (zh) 2021-11-01
PH12019501554A1 (en) 2020-09-14
JP2020005316A (ja) 2020-01-09
TW201841474A (zh) 2018-11-16
US20180226989A1 (en) 2018-08-09
SG11201905827RA (en) 2019-08-27
KR20190107056A (ko) 2019-09-18
RU2749772C2 (ru) 2021-06-16
KR102114596B1 (ko) 2020-05-22
RU2019124194A3 (es) 2021-05-20
IL268314A (en) 2019-09-26
JP6937808B2 (ja) 2021-09-22
KR20190094485A (ko) 2019-08-13
AU2018214491B2 (en) 2022-06-09
CN110268635A (zh) 2019-09-20
US10340949B2 (en) 2019-07-02
WO2018144251A1 (en) 2018-08-09
JP2020507280A (ja) 2020-03-05
BR112019015528A2 (pt) 2020-03-17
CA3049454A1 (en) 2018-08-09
MX2019008942A (es) 2019-09-11

Similar Documents

Publication Publication Date Title
CL2019002177A1 (es) Diseño de gráfica base de comprobación de paridad de baja densidad múltiple (ldpc).
CO2018004199A2 (es) Aparato para proporcionar terapia de luz
CL2016002674A1 (es) Generación de prescripción de agricultura
CO2017009672A2 (es) Determinación del modo de derivación de información de movimiento en la codificación de video
CL2017000029A1 (es) Sistemas y métodos para proporcionar recomendaciones de bienestar, nutrición y/o salud animal
DK3458083T3 (da) Polynukleotider, der koder for interleukin-12 (il12), og anvendelser heraf
CL2018001107A1 (es) Variantes del factor viii cpg reducido, composiciones y métodos y usos para el tratamiento de trastornos de la hemostasis.
PH12016502551A1 (en) Test socket assembly and related methods
CR20170095A (es) Anticuerpos anti-cll-1 e inmunoconjugados referencias recíprocas con solicitudes relacionadas
AR103493A1 (es) Métodos y sistemas para determinar rendimientos en la agricultura
CL2015002127A1 (es) Sistemas y métodos para soporte de decisión clínica.
CL2019002497A1 (es) Método para realizar la codificación sobre la base de la matriz de verificación de paridad del código de verificación de paridad de baja densidad (ldpc) en el sistema de comunicación inalámbrico y terminal que usa el mismo.
CL2019001242A1 (es) Selección dinámica de recursos de energía externos.
CO2019011181A2 (es) Un diseño eficaz de entrelazador para códigos polares
CL2019000199A1 (es) Método electroquímico de generación de amoniaco.
DK3721910T3 (da) Strålingsaktiverede geler, som afgiver fluider, og samlinger, der indeholder samme
BR112017018308A2 (pt) dispositivo de remoção de paridade para codificar informação de sinalização de comprimento variável, e método de remoção de paridade usando o mesmo
AR111014A2 (es) Método para codificación llevado a cabo por un codificador de medios, codificadores y decodificadores de medios y dispositivos inalámbricos que comprenden dichos codificadores y decodificadores
BR112016023518A2 (pt) técnica de atenuação térmica de bi-classe, bi-nível para dispositivos com único/múltiplos sim
ES2667094T3 (es) Túnel de acceso a un avión
BR112017018314A2 (pt) dispositivo de perfuração de paridade para codificação da informação de sinalização de comprimento fixo, e método de perfuração de paridade utilizando o mesmo
MX364747B (es) Sistemas y metodos para probar y caracterizar dispositivos de iluminacion de led.
CL2018000717A1 (es) Espacio cerrado que incluye un recubrimiento fotocatalítico y un sistema de iluminación
AR099413A1 (es) Viscosificante para el tratamiento de una formación subterránea
AR103042A1 (es) Supresión del arni parental del gen kruppel para controlar plagas de coleópteros