KR102780813B1 - 저밀도 패리티 체크 베이스 그래프 결정 및 표시를 위한 기법들 및 장치들 - Google Patents
저밀도 패리티 체크 베이스 그래프 결정 및 표시를 위한 기법들 및 장치들 Download PDFInfo
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- KR102780813B1 KR102780813B1 KR1020207002237A KR20207002237A KR102780813B1 KR 102780813 B1 KR102780813 B1 KR 102780813B1 KR 1020207002237 A KR1020207002237 A KR 1020207002237A KR 20207002237 A KR20207002237 A KR 20207002237A KR 102780813 B1 KR102780813 B1 KR 102780813B1
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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
- H03M13/35—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
- 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
- H03M13/03—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)
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 |
|---|---|
| KR20200033262A KR20200033262A (ko) | 2020-03-27 |
| KR102780813B1 true KR102780813B1 (ko) | 2025-03-12 |
Family
ID=65039085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207002237A Active KR102780813B1 (ko) | 2017-07-28 | 2018-07-23 | 저밀도 패리티 체크 베이스 그래프 결정 및 표시를 위한 기법들 및 장치들 |
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)
| 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 |
Family Cites Families (11)
| 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 |
-
2018
- 2018-07-20 US US16/041,100 patent/US10887791B2/en active Active
- 2018-07-23 KR KR1020207002237A patent/KR102780813B1/ko active Active
- 2018-07-23 JP JP2020503030A patent/JP7196152B2/ja active Active
- 2018-07-23 CN CN201880049613.0A patent/CN110959264B/zh active Active
- 2018-07-23 TW TW107125310A patent/TWI768085B/zh active
- 2018-07-23 WO PCT/US2018/043306 patent/WO2019023137A1/en not_active Ceased
- 2018-07-23 SG SG11201912073SA patent/SG11201912073SA/en unknown
- 2018-07-23 BR BR112020001434-6A patent/BR112020001434A2/pt unknown
- 2018-07-23 EP EP18756009.9A patent/EP3659281B1/en active Active
Non-Patent Citations (3)
| Title |
|---|
| 3GPP R1-1710499* |
| 3GPP R1-1711344* |
| 3GPP R1-171xxxx* |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110959264A (zh) | 2020-04-03 |
| CN110959264B (zh) | 2022-09-30 |
| 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 |
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