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

Info

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
Authority
CN
China
Prior art keywords
communication
base map
tbs
coding rate
nominal
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN201880049613.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN110959264A (zh
Inventor
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
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 CN110959264A publication Critical patent/CN110959264A/zh
Application granted granted Critical
Publication of CN110959264B publication Critical patent/CN110959264B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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)
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 US10887791B2 (en) 2017-07-28 2018-07-20 Techniques and apparatuses for low density parity check base graph determination and indication
US16/041,100 2018-07-20
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)

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

Family

ID=65039085

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880049613.0A Active CN110959264B (zh) 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

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)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2890016A1 (en) * 2013-12-30 2015-07-01 Alcatel Lucent Ldpc encoder and decoder

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2890016A1 (en) * 2013-12-30 2015-07-01 Alcatel Lucent Ldpc encoder and decoder

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
Intel Corporation.R1-1711344 "LDPC Coding chain".《3GPP tsg_ran\WG1_RL1》.2017, *
R1-1705526 "On LDPC Coding Chain Design";InterDigital Communications;《3GPP tsg_ran\WG1_RL1》;20170324;全文 *
R1-1710325 "Discussion on TB size determination for NR";LG Electronics;《3GPP tsg_ran\WG1_RL1》;20170617;全文 *
R1-1710499 "LDPC Code Performance for High Reliability Use Cases";Ericsson;《3GPP tsg_ran\WG1_RL1》;20170619;全文 *
R1-1711344 "LDPC Coding chain";Intel Corporation;《3GPP tsg_ran\WG1_RL1》;20170619;第1-5页 *
WF on LDPC Code Usage Scenarios;MediaTek,Qualcomm,InterDigital,ZTE;《3GPP TSG RAN WG1 AH Meeting #NR》;20170701;第1-3页 *

Also Published As

Publication number Publication date
KR102780813B1 (ko) 2025-03-12
CN110959264A (zh) 2020-04-03
US10887791B2 (en) 2021-01-05
EP3659281C0 (en) 2024-08-21
SG11201912073SA (en) 2020-02-27
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

Similar Documents

Publication Publication Date Title
CN110959264B (zh) 用于低密度奇偶校验基图确定和指示的方法和装置
US10797833B2 (en) Techniques and apparatuses for ultra reliable low latency hybrid automatic repeat request (HARQ) retransmission for semi-persistent scheduling (SPS)
CN111106895B (zh) 用于重用其余最小系统信息配置比特以通过信号发送同步信号块位置的技术和装置
CN110383904B (zh) 用于多链路发射功率控制的方法和装置
US10812241B2 (en) Techniques and apparatuses for HARQ-ACK timeline indication and HARQ-ACK multiplexing and bundling in new radio
CN111801899A (zh) 用于超可靠低等待时间通信的信道状态信息操作
KR20200021984A (ko) 밀리미터파 다운링크 단일 캐리어 파형들에 대한 멀티플렉싱 방식들을 위한 기법들 및 장치들
TWI750424B (zh) 針對具有前置字元為零的有效負荷進行控制資訊決定的技術和裝置
CN111344982A (zh) 上行链路控制信息传输
US11652574B2 (en) Configuring and signaling an interleaving mode that includes in-allocation interleaving
US11470598B2 (en) Transmitting data in a control channel
US11038646B2 (en) Techniques and apparatuses for shared reference signal transmission and reception
CN111247756B (zh) 用于上行链路信道的调制阶数控制的技术和装置
US10903945B2 (en) Low latency acknowledgement or negative acknowledgement
HK40022893B (en) Methods and apparatuses for low density parity check base graph determination and indication
HK40022893A (en) Methods and apparatuses for low density parity check base graph determination and indication
CN113728679A (zh) 用于蜂窝广播服务的小区获取子帧增强
HK40027604A (zh) 用於上行链路信道的调制阶数控制的技术和装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 40022893

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant