GB2360858B - High-speed maximum a posteriori (MAP) architecture with optimized memory size and power consumption - Google Patents
High-speed maximum a posteriori (MAP) architecture with optimized memory size and power consumptionInfo
- Publication number
- GB2360858B GB2360858B GB0006691A GB0006691A GB2360858B GB 2360858 B GB2360858 B GB 2360858B GB 0006691 A GB0006691 A GB 0006691A GB 0006691 A GB0006691 A GB 0006691A GB 2360858 B GB2360858 B GB 2360858B
- Authority
- GB
- United Kingdom
- Prior art keywords
- posteriori
- architecture
- map
- power consumption
- memory size
- 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
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/3905—Maximum a posteriori probability [MAP] decoding or approximations thereof based on trellis or lattice decoding, e.g. forward-backward algorithm, log-MAP decoding, max-log-MAP decoding
-
- 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
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
-
- 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
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
- H03M13/4107—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing add, compare, select [ACS] operations
-
- 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
- H03M13/65—Purpose and implementation aspects
- H03M13/6502—Reduction of hardware complexity or efficient processing
Landscapes
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
- Dc Digital Transmission (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0006691A GB2360858B (en) | 2000-03-20 | 2000-03-20 | High-speed maximum a posteriori (MAP) architecture with optimized memory size and power consumption |
AU62117/01A AU6211701A (en) | 2000-03-20 | 2001-03-20 | High-speed "maximum a posteriori" (map) architecture with optimized memory size and power consumption |
PCT/EP2001/003183 WO2001071924A2 (en) | 2000-03-20 | 2001-03-20 | High-speed 'maximum a posteriori' (map) architecture with optimized memory size and power consumption |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0006691A GB2360858B (en) | 2000-03-20 | 2000-03-20 | High-speed maximum a posteriori (MAP) architecture with optimized memory size and power consumption |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0006691D0 GB0006691D0 (en) | 2000-05-10 |
GB2360858A GB2360858A (en) | 2001-10-03 |
GB2360858B true GB2360858B (en) | 2004-08-18 |
Family
ID=9888004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0006691A Expired - Fee Related GB2360858B (en) | 2000-03-20 | 2000-03-20 | High-speed maximum a posteriori (MAP) architecture with optimized memory size and power consumption |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU6211701A (en) |
GB (1) | GB2360858B (en) |
WO (1) | WO2001071924A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2836764B1 (en) * | 2002-03-04 | 2004-07-23 | Wavecom Sa | METHOD FOR PROCESSING A SIGNAL IMPLEMENTING AN APPROACH MAP TYPE ALGORITHM AND CORRESPONDING APPLICATIONS |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996013105A1 (en) * | 1994-10-25 | 1996-05-02 | Philips Electronics N.V. | Transmission system with soft output decoding and reduced storage capacity requirement |
EP0735696A2 (en) * | 1991-04-23 | 1996-10-02 | France Telecom | Iterative decoding method, decoding module and decoder therefor |
WO1997040583A1 (en) * | 1996-04-19 | 1997-10-30 | General Electric Company | An optimal soft-output decoder for tail-biting trellis codes |
EP0820159A2 (en) * | 1996-07-17 | 1998-01-21 | General Electric Company | Satellite communications system utilizing parallel concatenated coding |
WO1998020617A1 (en) * | 1996-11-06 | 1998-05-14 | Qualcomm Incorporated | Soft decision output decoder for decoding convolutionally encoded codewords |
US6028899A (en) * | 1995-10-24 | 2000-02-22 | U.S. Philips Corporation | Soft-output decoding transmission system with reduced memory requirement |
WO2000038366A1 (en) * | 1998-12-18 | 2000-06-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for fast maximum a posteriori decoding |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6192501B1 (en) * | 1998-08-20 | 2001-02-20 | General Electric Company | High data rate maximum a posteriori decoder for segmented trellis code words |
-
2000
- 2000-03-20 GB GB0006691A patent/GB2360858B/en not_active Expired - Fee Related
-
2001
- 2001-03-20 WO PCT/EP2001/003183 patent/WO2001071924A2/en active Application Filing
- 2001-03-20 AU AU62117/01A patent/AU6211701A/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0735696A2 (en) * | 1991-04-23 | 1996-10-02 | France Telecom | Iterative decoding method, decoding module and decoder therefor |
WO1996013105A1 (en) * | 1994-10-25 | 1996-05-02 | Philips Electronics N.V. | Transmission system with soft output decoding and reduced storage capacity requirement |
US6028899A (en) * | 1995-10-24 | 2000-02-22 | U.S. Philips Corporation | Soft-output decoding transmission system with reduced memory requirement |
WO1997040583A1 (en) * | 1996-04-19 | 1997-10-30 | General Electric Company | An optimal soft-output decoder for tail-biting trellis codes |
EP0820159A2 (en) * | 1996-07-17 | 1998-01-21 | General Electric Company | Satellite communications system utilizing parallel concatenated coding |
WO1998020617A1 (en) * | 1996-11-06 | 1998-05-14 | Qualcomm Incorporated | Soft decision output decoder for decoding convolutionally encoded codewords |
WO2000038366A1 (en) * | 1998-12-18 | 2000-06-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for fast maximum a posteriori decoding |
Non-Patent Citations (1)
Also Published As
Publication number | Publication date |
---|---|
GB0006691D0 (en) | 2000-05-10 |
AU6211701A (en) | 2001-10-03 |
WO2001071924A2 (en) | 2001-09-27 |
GB2360858A (en) | 2001-10-03 |
WO2001071924A3 (en) | 2002-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110320 |