FR2765360B1 - Dispositif de commande pour lecteurs de cd-rom - Google Patents
Dispositif de commande pour lecteurs de cd-romInfo
- Publication number
- FR2765360B1 FR2765360B1 FR9712550A FR9712550A FR2765360B1 FR 2765360 B1 FR2765360 B1 FR 2765360B1 FR 9712550 A FR9712550 A FR 9712550A FR 9712550 A FR9712550 A FR 9712550A FR 2765360 B1 FR2765360 B1 FR 2765360B1
- Authority
- FR
- France
- Prior art keywords
- control device
- rom drives
- rom
- drives
- control
- 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
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
-
- 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
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Pure & Applied 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)
- Detection And Correction Of Errors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW086109100A TW334533B (en) | 1997-06-28 | 1997-06-28 | The control circuit apparatus for CD-ROM optical disk driver |
GB9720208A GB2329508B (en) | 1997-06-28 | 1997-09-23 | Controller circuit apparatus for cd-rom drives |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2765360A1 FR2765360A1 (fr) | 1998-12-31 |
FR2765360B1 true FR2765360B1 (fr) | 1999-10-22 |
Family
ID=26312299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9712550A Expired - Fee Related FR2765360B1 (fr) | 1997-06-28 | 1997-10-08 | Dispositif de commande pour lecteurs de cd-rom |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP3316512B2 (fr) |
DE (1) | DE19747888B4 (fr) |
FR (1) | FR2765360B1 (fr) |
GB (1) | GB2329508B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW512320B (en) * | 1999-09-10 | 2002-12-01 | Matsushita Electric Ind Co Ltd | Signal processing device |
JP4614732B2 (ja) * | 2004-10-22 | 2011-01-19 | パナソニック株式会社 | デコード装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2156555B (en) * | 1984-03-24 | 1988-03-09 | Philips Nv | Error correction of data symbols |
US4866717A (en) * | 1986-07-29 | 1989-09-12 | Matsushita Electric Industrial Co., Ltd. | Code error detecting and correcting apparatus |
JP3259323B2 (ja) * | 1992-04-13 | 2002-02-25 | ソニー株式会社 | デ・インターリーブ回路 |
JPH05303539A (ja) * | 1992-04-24 | 1993-11-16 | Nec Corp | ディスク制御装置 |
JP3242148B2 (ja) * | 1992-05-29 | 2001-12-25 | パイオニア株式会社 | エラー訂正方法 |
JPH087498A (ja) * | 1994-06-17 | 1996-01-12 | Hitachi Ltd | 記録情報再生装置 |
US5627843A (en) * | 1995-02-23 | 1997-05-06 | Seagate Technology, Inc. | Correcting up to two disc drive read errors and detecting the occurrence of more than two read errors |
JP3951317B2 (ja) * | 1995-09-28 | 2007-08-01 | ソニー株式会社 | データ記録/再生のための装置および方法 |
JPH09312060A (ja) * | 1996-05-21 | 1997-12-02 | Matsushita Electric Ind Co Ltd | データ再生装置 |
KR100195015B1 (ko) * | 1996-06-21 | 1999-06-15 | 윤종용 | 메모리 제어장치 및 방법 |
-
1997
- 1997-09-23 GB GB9720208A patent/GB2329508B/en not_active Expired - Fee Related
- 1997-10-08 FR FR9712550A patent/FR2765360B1/fr not_active Expired - Fee Related
- 1997-10-09 JP JP27780797A patent/JP3316512B2/ja not_active Expired - Fee Related
- 1997-10-30 DE DE19747888A patent/DE19747888B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2765360A1 (fr) | 1998-12-31 |
DE19747888B4 (de) | 2007-10-11 |
DE19747888A1 (de) | 1999-01-07 |
JP3316512B2 (ja) | 2002-08-19 |
GB9720208D0 (en) | 1997-11-26 |
GB2329508A (en) | 1999-03-24 |
GB2329508B (en) | 2000-01-12 |
JPH1125615A (ja) | 1999-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20140630 |