TW200623049A - Method and apparatus for generating a quality indicator for a decoded signal - Google Patents
Method and apparatus for generating a quality indicator for a decoded signalInfo
- Publication number
- TW200623049A TW200623049A TW094115112A TW94115112A TW200623049A TW 200623049 A TW200623049 A TW 200623049A TW 094115112 A TW094115112 A TW 094115112A TW 94115112 A TW94115112 A TW 94115112A TW 200623049 A TW200623049 A TW 200623049A
- Authority
- TW
- Taiwan
- Prior art keywords
- distribution
- quality indicator
- path
- processor
- path metric
- Prior art date
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
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1816—Testing
-
- 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
- H03M13/3738—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 with judging correct decoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Error Detection And Correction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04102081 | 2004-05-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200623049A true TW200623049A (en) | 2006-07-01 |
Family
ID=34966711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094115112A TW200623049A (en) | 2004-05-13 | 2005-05-10 | Method and apparatus for generating a quality indicator for a decoded signal |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070223613A1 (zh) |
EP (1) | EP1751875A1 (zh) |
JP (1) | JP2007537558A (zh) |
KR (1) | KR20070012849A (zh) |
CN (1) | CN1954504A (zh) |
TW (1) | TW200623049A (zh) |
WO (1) | WO2005112274A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2915617B1 (fr) * | 2007-04-27 | 2009-06-12 | Commissariat Energie Atomique | Procede de lecture d'informations optiques en super-resolution. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5852630A (en) * | 1997-07-17 | 1998-12-22 | Globespan Semiconductor, Inc. | Method and apparatus for a RADSL transceiver warm start activation procedure with precoding |
JP3855702B2 (ja) * | 2000-12-15 | 2006-12-13 | ソニー株式会社 | 再生信号評価装置および方法、再生装置および方法、ならびに、記録装置および方法 |
US7206351B2 (en) * | 2001-05-28 | 2007-04-17 | Sharp Kabushiki Kaisha | Signal evaluation devices and signal evaluation methods, signal quality evaluation methods and reproducing devices and recording devices |
US7313750B1 (en) * | 2003-08-06 | 2007-12-25 | Ralink Technology, Inc. | Efficient soft decision demapper to minimize viterbi decoder complexity |
-
2005
- 2005-05-09 JP JP2007512690A patent/JP2007537558A/ja active Pending
- 2005-05-09 EP EP05735749A patent/EP1751875A1/en not_active Withdrawn
- 2005-05-09 KR KR1020067025851A patent/KR20070012849A/ko not_active Application Discontinuation
- 2005-05-09 CN CNA2005800151797A patent/CN1954504A/zh active Pending
- 2005-05-09 US US11/568,725 patent/US20070223613A1/en not_active Abandoned
- 2005-05-09 WO PCT/IB2005/051511 patent/WO2005112274A1/en not_active Application Discontinuation
- 2005-05-10 TW TW094115112A patent/TW200623049A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
KR20070012849A (ko) | 2007-01-29 |
EP1751875A1 (en) | 2007-02-14 |
CN1954504A (zh) | 2007-04-25 |
US20070223613A1 (en) | 2007-09-27 |
WO2005112274A1 (en) | 2005-11-24 |
JP2007537558A (ja) | 2007-12-20 |
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