SG11201912073SA - Techniques and apparatuses for low density parity check base graph determination and indication - Google Patents

Techniques and apparatuses for low density parity check base graph determination and indication

Info

Publication number
SG11201912073SA
SG11201912073SA SG11201912073SA SG11201912073SA SG11201912073SA SG 11201912073S A SG11201912073S A SG 11201912073SA SG 11201912073S A SG11201912073S A SG 11201912073SA SG 11201912073S A SG11201912073S A SG 11201912073SA SG 11201912073S A SG11201912073S A SG 11201912073SA
Authority
SG
Singapore
Prior art keywords
apparatuses
indication
techniques
low density
parity check
Prior art date
Application number
SG11201912073SA
Other languages
English (en)
Inventor
Jing Sun
Tao Luo
Peter Gaal
Wanshi Chen
Joseph Soriaga
Shimman Arvind Patel
Alexandros Manolakos
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 SG11201912073SA publication Critical patent/SG11201912073SA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/04—Error control
    • 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
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H03M13/353—Adaptation to the channel
    • 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
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H03M13/356—Unequal error protection [UEP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/0013—Rate matching, e.g. puncturing or repetition of code symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0075—Transmission of coding parameters to receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1835—Buffer management
    • H04L1/1845—Combining techniques, e.g. code combining
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
SG11201912073SA 2017-07-28 2018-07-23 Techniques and apparatuses for low density parity check base graph determination and indication SG11201912073SA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GR20170100356 2017-07-28
US16/041,100 US10887791B2 (en) 2017-07-28 2018-07-20 Techniques and apparatuses for low density parity check base graph determination and indication
PCT/US2018/043306 WO2019023137A1 (en) 2017-07-28 2018-07-23 TECHNIQUES AND APPARATUS FOR DETERMINING AND INDICATING LOW DENSITY PARITY CHECK BASE GRAPHICS

Publications (1)

Publication Number Publication Date
SG11201912073SA true SG11201912073SA (en) 2020-02-27

Family

ID=65039085

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201912073SA SG11201912073SA (en) 2017-07-28 2018-07-23 Techniques and apparatuses for low density parity check base graph determination and indication

Country Status (9)

Country Link
US (1) US10887791B2 (enExample)
EP (1) EP3659281B1 (enExample)
JP (1) JP7196152B2 (enExample)
KR (1) KR102780813B1 (enExample)
CN (1) CN110959264B (enExample)
BR (1) BR112020001434A2 (enExample)
SG (1) SG11201912073SA (enExample)
TW (1) TWI768085B (enExample)
WO (1) WO2019023137A1 (enExample)

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WO2019031925A1 (ko) * 2017-08-10 2019-02-14 삼성전자 주식회사 통신 또는 방송 시스템에서 채널 부호화/복호화 방법 및 장치
KR102297264B1 (ko) 2017-08-24 2021-09-03 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 3gpp nr을 위한 베이스 그래프 선택
EP3563503B1 (en) * 2017-10-03 2021-03-17 Telefonaktiebolaget LM Ericsson (PUBL) Tbs determination with multiple base graphs
US11139912B2 (en) 2019-03-29 2021-10-05 Samsung Electronics Co., Ltd. Method and apparatus for repetition-based data transmission for network cooperative communication
KR102659488B1 (ko) * 2019-03-29 2024-04-23 삼성전자주식회사 네트워크 협력통신을 위한 데이터 반복 전송 방법 및 장치
WO2021049888A1 (en) * 2019-09-10 2021-03-18 Samsung Electronics Co., Ltd. Method and apparatus for data decoding in communication or broadcasting system
MX2023000721A (es) * 2020-07-15 2023-02-14 Zte Corp Determinacion de tama?o de bloque de transporte.
KR20230109998A (ko) * 2022-01-14 2023-07-21 삼성전자주식회사 통신 시스템에서 제어 정보 및 데이터를 송수신하기 위한 장치 및 방법
US12068811B2 (en) * 2022-08-12 2024-08-20 Qualcomm Incorporated LDPC base graph selection systems and methods
US20240097819A1 (en) * 2022-09-21 2024-03-21 Qualcomm Incorporated Signaling and reports for low density parity check graph adaptation
US12289163B2 (en) * 2022-12-27 2025-04-29 Qualcomm Incorporated Low density parity check graph adaptation
CN121079902A (zh) * 2023-05-10 2025-12-05 诺基亚技术有限公司 无线通信网络中低密度奇偶校验编码方案的动态更新或定义
WO2025034777A1 (en) * 2023-08-07 2025-02-13 Interdigital Patent Holdings, Inc. Adaptive base graph selection for ldpc coding

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Publication number Priority date Publication date Assignee Title
WO2009094805A1 (en) * 2008-01-25 2009-08-06 Panasonic Corporation Radio communication apparatus and interleaving method
US20120008532A1 (en) * 2008-12-24 2012-01-12 Panasonic Corporation Wireless communication apparatus and method of transmitting sub-packets
US8730989B2 (en) * 2011-02-11 2014-05-20 Interdigital Patent Holdings, Inc. Method and apparatus for closed loop transmit diversity transmission initial access
EP2957037A1 (en) * 2013-02-13 2015-12-23 Qualcomm Incorporated Ldpc design using quasi-cyclic constructions and puncturing for high rate, high parallelism, and low error floor
US10285167B2 (en) * 2013-09-20 2019-05-07 Qualcomm Incorporated Uplink resource allocation and transport block size determination over unlicensed spectrum
EP2890016A1 (en) * 2013-12-30 2015-07-01 Alcatel Lucent Ldpc encoder and decoder
US10784901B2 (en) * 2015-11-12 2020-09-22 Qualcomm Incorporated Puncturing for structured low density parity check (LDPC) codes
WO2018174473A1 (ko) * 2017-03-19 2018-09-27 엘지전자 주식회사 무선 통신 시스템에서 상향링크 전송 블록을 전송하는 방법 및 장치
KR102414531B1 (ko) * 2017-06-15 2022-06-30 삼성전자 주식회사 통신 또는 방송 시스템에서 채널 부호화/복호화 방법 및 장치
CN109150420B (zh) * 2017-06-19 2022-02-25 华为技术有限公司 信息处理的方法、装置、通信设备和通信系统
EP4489340A3 (en) * 2017-07-21 2025-03-12 Samsung Electronics Co., Ltd. Apparatus and method for encoding and decoding channel in communication or broadcasting system

Also Published As

Publication number Publication date
KR102780813B1 (ko) 2025-03-12
CN110959264A (zh) 2020-04-03
CN110959264B (zh) 2022-09-30
US10887791B2 (en) 2021-01-05
EP3659281C0 (en) 2024-08-21
EP3659281B1 (en) 2024-08-21
JP7196152B2 (ja) 2022-12-26
WO2019023137A1 (en) 2019-01-31
BR112020001434A2 (pt) 2020-07-28
TWI768085B (zh) 2022-06-21
US20190037437A1 (en) 2019-01-31
EP3659281A1 (en) 2020-06-03
JP2020529152A (ja) 2020-10-01
KR20200033262A (ko) 2020-03-27
TW201919417A (zh) 2019-05-16

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