FR2871975B1 - Decodeur ldpc - Google Patents
Decodeur ldpcInfo
- Publication number
- FR2871975B1 FR2871975B1 FR0451307A FR0451307A FR2871975B1 FR 2871975 B1 FR2871975 B1 FR 2871975B1 FR 0451307 A FR0451307 A FR 0451307A FR 0451307 A FR0451307 A FR 0451307A FR 2871975 B1 FR2871975 B1 FR 2871975B1
- Authority
- FR
- France
- Prior art keywords
- ldpc decoder
- ldpc
- decoder
- 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.)
- Expired - Fee Related
Links
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
- H03M13/03—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
- H03M13/1105—Decoding
- H03M13/1131—Scheduling of bit node or check node processing
- H03M13/1137—Partly parallel processing, i.e. sub-blocks or sub-groups of nodes being processed in parallel
-
- 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
- H03M13/1105—Decoding
Landscapes
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0451307A FR2871975B1 (fr) | 2004-06-22 | 2004-06-22 | Decodeur ldpc |
US11/158,516 US7685502B2 (en) | 2004-06-22 | 2005-06-22 | LDPC decoder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0451307A FR2871975B1 (fr) | 2004-06-22 | 2004-06-22 | Decodeur ldpc |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2871975A1 FR2871975A1 (fr) | 2005-12-23 |
FR2871975B1 true FR2871975B1 (fr) | 2006-08-11 |
Family
ID=34945696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0451307A Expired - Fee Related FR2871975B1 (fr) | 2004-06-22 | 2004-06-22 | Decodeur ldpc |
Country Status (2)
Country | Link |
---|---|
US (1) | US7685502B2 (fr) |
FR (1) | FR2871975B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2900294B1 (fr) | 2006-04-19 | 2008-07-04 | St Microelectronics Sa | Chargement de la memoire d'entree d'un decodeur ldpc avec des donnees a decoder |
TWI410055B (zh) * | 2007-11-26 | 2013-09-21 | Sony Corp | Data processing device, data processing method and program product for performing data processing method on computer |
TW200926612A (en) * | 2007-12-07 | 2009-06-16 | Univ Nat Chiao Tung | Multi-mode parallelism data exchange method and its device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7178080B2 (en) * | 2002-08-15 | 2007-02-13 | Texas Instruments Incorporated | Hardware-efficient low density parity check code for digital communications |
US7120856B2 (en) * | 2002-09-25 | 2006-10-10 | Leanics Corporation | LDPC code and encoder/decoder regarding same |
US6957375B2 (en) * | 2003-02-26 | 2005-10-18 | Flarion Technologies, Inc. | Method and apparatus for performing low-density parity-check (LDPC) code operations using a multi-level permutation |
US7139959B2 (en) * | 2003-03-24 | 2006-11-21 | Texas Instruments Incorporated | Layered low density parity check decoding for digital communications |
JP4225163B2 (ja) * | 2003-05-13 | 2009-02-18 | ソニー株式会社 | 復号装置および復号方法、並びにプログラム |
FR2871976B1 (fr) * | 2004-06-22 | 2006-08-11 | St Microelectronics Sa | Decodeur ldpc |
-
2004
- 2004-06-22 FR FR0451307A patent/FR2871975B1/fr not_active Expired - Fee Related
-
2005
- 2005-06-22 US US11/158,516 patent/US7685502B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2871975A1 (fr) | 2005-12-23 |
US7685502B2 (en) | 2010-03-23 |
US20050283703A1 (en) | 2005-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20150227 |