CN110959264B - 用于低密度奇偶校验基图确定和指示的方法和装置 - Google Patents

用于低密度奇偶校验基图确定和指示的方法和装置 Download PDF

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Publication number
CN110959264B
CN110959264B CN201880049613.0A CN201880049613A CN110959264B CN 110959264 B CN110959264 B CN 110959264B CN 201880049613 A CN201880049613 A CN 201880049613A CN 110959264 B CN110959264 B CN 110959264B
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communication
base map
tbs
coding rate
nominal
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CN110959264A (zh
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J·孙
T·罗
P·盖尔
W·陈
J·B·索里亚加
S·A·帕特尔
A·马诺拉克斯
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Qualcomm Inc
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Qualcomm Inc
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    • 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

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  • 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)
CN201880049613.0A 2017-07-28 2018-07-23 用于低密度奇偶校验基图确定和指示的方法和装置 Active CN110959264B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GR20170100356 2017-07-28
GR20170100356 2017-07-28
US16/041,100 2018-07-20
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 (2)

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CN110959264A CN110959264A (zh) 2020-04-03
CN110959264B true CN110959264B (zh) 2022-09-30

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

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CN116073954B (zh) * 2017-08-10 2025-03-25 三星电子株式会社 用于在通信或广播系统中对信道进行编码和解码的方法和设备
CN117155520A (zh) * 2017-08-24 2023-12-01 瑞典爱立信有限公司 用于无线通信的方法和装置
RU2742016C1 (ru) * 2017-10-03 2021-02-01 Телефонактиеболагет Лм Эрикссон (Пабл) Определение tbs c несколькими основными графами
KR102659488B1 (ko) * 2019-03-29 2024-04-23 삼성전자주식회사 네트워크 협력통신을 위한 데이터 반복 전송 방법 및 장치
US11139912B2 (en) 2019-03-29 2021-10-05 Samsung Electronics Co., Ltd. Method and apparatus for repetition-based data transmission for network cooperative communication
US11177830B2 (en) * 2019-09-10 2021-11-16 Samsung Electronics Co., Ltd. Method and apparatus for data decoding in communication or broadcasting system
WO2022011592A1 (en) * 2020-07-15 2022-01-20 Zte Corporation Transport block size determination
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
WO2024230930A1 (en) * 2023-05-10 2024-11-14 Nokia Technologies Oy Dynamic update or definition of low-density parity-check coding scheme in wireless communication network
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 Publication date
EP3659281C0 (en) 2024-08-21
EP3659281A1 (en) 2020-06-03
EP3659281B1 (en) 2024-08-21
JP2020529152A (ja) 2020-10-01
WO2019023137A1 (en) 2019-01-31
CN110959264A (zh) 2020-04-03
SG11201912073SA (en) 2020-02-27
TWI768085B (zh) 2022-06-21
KR20200033262A (ko) 2020-03-27
TW201919417A (zh) 2019-05-16
KR102780813B1 (ko) 2025-03-12
JP7196152B2 (ja) 2022-12-26
BR112020001434A2 (pt) 2020-07-28
US10887791B2 (en) 2021-01-05
US20190037437A1 (en) 2019-01-31

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