DE3364892D1 - Optical information processor - Google Patents
Optical information processorInfo
- Publication number
- DE3364892D1 DE3364892D1 DE8383104224T DE3364892T DE3364892D1 DE 3364892 D1 DE3364892 D1 DE 3364892D1 DE 8383104224 T DE8383104224 T DE 8383104224T DE 3364892 T DE3364892 T DE 3364892T DE 3364892 D1 DE3364892 D1 DE 3364892D1
- Authority
- DE
- Germany
- Prior art keywords
- light beam
- track
- optical information
- information processor
- tracking signal
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- 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
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57071233A JPS58189840A (ja) | 1982-04-30 | 1982-04-30 | 光学的情報処理装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3364892D1 true DE3364892D1 (en) | 1986-09-04 |
Family
ID=13454762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383104224T Expired DE3364892D1 (en) | 1982-04-30 | 1983-04-29 | Optical information processor |
Country Status (4)
Country | Link |
---|---|
US (1) | US4554652A (de) |
EP (1) | EP0093427B1 (de) |
JP (1) | JPS58189840A (de) |
DE (1) | DE3364892D1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5911546A (ja) * | 1982-07-12 | 1984-01-21 | Matsushita Electric Ind Co Ltd | トラツク飛び検出制御装置 |
JPS5965946A (ja) * | 1982-10-06 | 1984-04-14 | Hitachi Ltd | ビデオデイスクプレ−ヤ |
US4759006A (en) * | 1984-03-29 | 1988-07-19 | Matsushita Electric Industrial Co., Ltd. | Abnormal track skipping detection and control arrangement |
JPS60219679A (ja) * | 1984-04-13 | 1985-11-02 | Mitsubishi Electric Corp | 情報記録装置 |
JPS60247837A (ja) * | 1984-05-23 | 1985-12-07 | Sony Corp | 光学デイスク記録装置 |
JPS6129421A (ja) * | 1984-06-15 | 1986-02-10 | Olympus Optical Co Ltd | 光学式記録媒体の欠陥検出方法 |
DE3546599C2 (de) * | 1984-11-20 | 1993-06-03 | Olympus Optical Co., Ltd., Tokio/Tokyo, Jp | |
JPS61139984A (ja) * | 1984-12-11 | 1986-06-27 | Nippon Columbia Co Ltd | 光デイスク装置 |
GB2172138A (en) * | 1984-12-29 | 1986-09-10 | Canon Kk | Optical recording-reproducing apparatus |
JPH0740363B2 (ja) * | 1985-03-20 | 1995-05-01 | 株式会社日立製作所 | 光学的記録再生装置 |
JPS61287043A (ja) * | 1985-06-13 | 1986-12-17 | Matsushita Electric Ind Co Ltd | フオ−カス制御装置 |
JPS6284435A (ja) * | 1985-10-08 | 1987-04-17 | Matsushita Electric Ind Co Ltd | 情報記録再生装置 |
JPH0685223B2 (ja) * | 1986-06-26 | 1994-10-26 | 松下電器産業株式会社 | トラツク飛び検出装置 |
EP0249996B1 (de) * | 1986-06-20 | 1992-03-18 | Matsushita Electric Industrial Co., Ltd. | Optisches Aufzeichnungs-und Wiedergabegerät |
JPS63103435A (ja) * | 1986-10-20 | 1988-05-09 | Fujitsu General Ltd | 光デイスク記録再生装置の誤記録防止装置 |
JPS63113939A (ja) * | 1986-10-31 | 1988-05-18 | Pioneer Electronic Corp | アドレス探索方法 |
JP2565241B2 (ja) * | 1987-02-27 | 1996-12-18 | ソニー株式会社 | ディスク記録装置 |
CA1302563C (en) * | 1987-03-31 | 1992-06-02 | Yutaka Ogasawara | Information recording method and apparatus for re- recording information on track positioned at least two tracks ahead when abnormality of tracking servo is detected |
EP0306179B1 (de) * | 1987-08-31 | 1994-02-02 | Canon Kabushiki Kaisha | Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler |
JPS6479942A (en) * | 1987-09-21 | 1989-03-24 | Toshiba Corp | Information processor |
JPH01116926A (ja) * | 1987-10-29 | 1989-05-09 | Csk Corp | 光メモリカードの書込装置 |
JPH077528B2 (ja) * | 1988-01-25 | 1995-01-30 | キヤノン株式会社 | 光学式情報記録装置 |
JPH01201831A (ja) * | 1988-02-05 | 1989-08-14 | Olympus Optical Co Ltd | 光学的情報記録再生装置 |
JP2677630B2 (ja) * | 1988-09-30 | 1997-11-17 | 株式会社東芝 | 情報記録装置 |
JPH02230515A (ja) * | 1989-03-03 | 1990-09-12 | Sony Corp | 光学式記録再生装置 |
JPH02297702A (ja) * | 1989-05-11 | 1990-12-10 | Teac Corp | ディスク装置 |
JPH0453032A (ja) * | 1990-06-19 | 1992-02-20 | Olympus Optical Co Ltd | 光学式記録再生装置 |
US5274615A (en) * | 1991-03-01 | 1993-12-28 | Olympus Optical Co., Ltd. | Method of accessing a card shaped recording medium |
EP0538936B1 (de) * | 1991-10-23 | 1997-01-08 | Koninklijke Philips Electronics N.V. | Einrichtung zum Abtasten eines Aufzeichnungsträgers |
JP2803420B2 (ja) * | 1991-12-09 | 1998-09-24 | 松下電器産業株式会社 | トラッキング制御装置 |
JPH05217294A (ja) * | 1992-02-03 | 1993-08-27 | Pioneer Video Corp | ディスク演奏装置 |
US5270880A (en) * | 1992-04-10 | 1993-12-14 | International Business Machines Corporation | Predictive read-write inhibit decision using fuzzy logic |
KR0160628B1 (ko) * | 1993-06-18 | 1999-02-01 | 김광호 | 레이저 다이오드 구동 방법 및 장치 |
WO1995010111A1 (fr) * | 1993-10-06 | 1995-04-13 | Nikon Corporation | Dispositif d'enregistrement sur disque optique |
US5629914A (en) * | 1995-03-20 | 1997-05-13 | International Business Machines Corporation | Data-transition threshold following in optical recording |
JP3719075B2 (ja) * | 1999-12-13 | 2005-11-24 | 松下電器産業株式会社 | 光ディスク装置 |
US6961879B1 (en) * | 2000-05-23 | 2005-11-01 | Zoran Corporation | Apparatus and method for counting error rates in an optical compact disc storage system |
JP2002025081A (ja) | 2000-07-04 | 2002-01-25 | Teac Corp | 光ディスク装置 |
US7593300B2 (en) * | 2001-01-25 | 2009-09-22 | Dphi Acquisitions, Inc. | Digital tracking servo system with off-format detection |
US7522480B2 (en) | 2001-01-25 | 2009-04-21 | Dphi Acquisitions, Inc. | Digital tracking servo system with multi-track seek with an acceleration clamp |
US7349296B2 (en) * | 2001-07-09 | 2008-03-25 | Koninklijke Philips Electronics N.V. | Write control in response to tracking error |
US8582224B1 (en) * | 2012-08-01 | 2013-11-12 | Oracle International Corporation | System and method for off-track write prevention and data recovery in multiple head optical tape drives |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL187413C (nl) * | 1978-03-16 | 1991-09-16 | Philips Nv | Registratiedragerlichaam, ingeschreven registratiedrager, werkwijze voor het inschrijven van het registratiedragerlichaam en inrichting voor het uitvoeren van de werkwijze en voor het uitlezen van een ingeschreven registratiedrager. |
JPS5625240A (en) * | 1979-06-04 | 1981-03-11 | Discovision Ass | Method and device for recording data signal on recording medium |
JPH0675334B2 (ja) * | 1981-05-01 | 1994-09-21 | 株式会社東芝 | 光デイスク装置 |
-
1982
- 1982-04-30 JP JP57071233A patent/JPS58189840A/ja active Granted
-
1983
- 1983-04-29 US US06/490,165 patent/US4554652A/en not_active Expired - Lifetime
- 1983-04-29 DE DE8383104224T patent/DE3364892D1/de not_active Expired
- 1983-04-29 EP EP83104224A patent/EP0093427B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0093427B1 (de) | 1986-07-30 |
US4554652A (en) | 1985-11-19 |
JPH0332142B2 (de) | 1991-05-10 |
EP0093427A1 (de) | 1983-11-09 |
JPS58189840A (ja) | 1983-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |