BR112020001434A2 - técnicas e aparelhos para determinação e indicação de gráfico de base de verificação de paridade de baixa densidade - Google Patents

técnicas e aparelhos para determinação e indicação de gráfico de base de verificação de paridade de baixa densidade Download PDF

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Publication number
BR112020001434A2
BR112020001434A2 BR112020001434-6A BR112020001434A BR112020001434A2 BR 112020001434 A2 BR112020001434 A2 BR 112020001434A2 BR 112020001434 A BR112020001434 A BR 112020001434A BR 112020001434 A2 BR112020001434 A2 BR 112020001434A2
Authority
BR
Brazil
Prior art keywords
communication
base
nominal
transmission
chart
Prior art date
Application number
BR112020001434-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Jing Sun
Tao Luo
Peter Gaal
Wanshi Chen
Joseph Binamira Soriaga
Shimman Arvind Patel
Alexandros Manolakos
Original Assignee
Qualcomm Incorporated
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 Incorporated filed Critical Qualcomm Incorporated
Publication of BR112020001434A2 publication Critical patent/BR112020001434A2/pt

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025Transmission of mode-switching indication
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00Coding, 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
    • H03M13/35Unequal 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
    • H03M13/353Adaptation to the channel
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00Coding, 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
    • H03M13/35Unequal 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
    • H03M13/356Unequal error protection [UEP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/0013Rate matching, e.g. puncturing or repetition of code symbols
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0057Block codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0075Transmission of coding parameters to receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements 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
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829Arrangements specially adapted for the receiver end
    • H04L1/1835Buffer management
    • H04L1/1845Combining techniques, e.g. code combining
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • H04W28/04Error control
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00Coding, 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
    • H03M13/03Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05Error 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
    • H03M13/11Error 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
    • H03M13/1102Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148Structural properties of the code parity-check or generator matrix
    • H03M13/116Quasi-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)
BR112020001434-6A 2017-07-28 2018-07-23 técnicas e aparelhos para determinação e indicação de gráfico de base de verificação de paridade de baixa densidade BR112020001434A2 (pt)

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 (1)

Publication Number Publication Date
BR112020001434A2 true BR112020001434A2 (pt) 2020-07-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112020001434-6A BR112020001434A2 (pt) 2017-07-28 2018-07-23 técnicas e aparelhos para determinação e indicação de gráfico de base de verificação de paridade de baixa densidade

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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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 Priority date Publication date Assignee Title
WO2009094805A1 (en) 2008-01-25 2009-08-06 Panasonic Corporation Radio communication apparatus and interleaving method
WO2010073670A1 (ja) 2008-12-24 2010-07-01 パナソニック株式会社 無線通信装置およびサブパケット送信方法
US8730989B2 (en) * 2011-02-11 2014-05-20 Interdigital Patent Holdings, Inc. Method and apparatus for closed loop transmit diversity transmission initial access
WO2014127129A1 (en) * 2013-02-13 2014-08-21 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
US10903950B2 (en) * 2017-03-19 2021-01-26 Lg Electronics Inc. Method and apparatus for transmitting uplink transport block in wireless communication system
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
CN116896426A (zh) * 2017-07-21 2023-10-17 三星电子株式会社 用于在通信或广播系统中编码和解码信道的装置和方法

Also Published As

Publication number Publication date
EP3659281C0 (en) 2024-08-21
EP3659281A1 (en) 2020-06-03
EP3659281B1 (en) 2024-08-21
JP2020529152A (ja) 2020-10-01
CN110959264B (zh) 2022-09-30
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
US10887791B2 (en) 2021-01-05
US20190037437A1 (en) 2019-01-31

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