DE69020419T2 - Aufzeichnungssystem für Informationen. - Google Patents

Aufzeichnungssystem für Informationen.

Info

Publication number
DE69020419T2
DE69020419T2 DE69020419T DE69020419T DE69020419T2 DE 69020419 T2 DE69020419 T2 DE 69020419T2 DE 69020419 T DE69020419 T DE 69020419T DE 69020419 T DE69020419 T DE 69020419T DE 69020419 T2 DE69020419 T2 DE 69020419T2
Authority
DE
Germany
Prior art keywords
information recording
recording system
information
recording
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
Application number
DE69020419T
Other languages
English (en)
Other versions
DE69020419D1 (de
Inventor
Ryoji Takeuchi
Tomohisa Yoshimaru
Akihiko Doi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Toshiba Intelligent Technology Co Ltd
Original Assignee
Toshiba Corp
Toshiba Intelligent Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP1110105A external-priority patent/JP2772029B2/ja
Priority claimed from JP11010689A external-priority patent/JP2724202B2/ja
Application filed by Toshiba Corp, Toshiba Intelligent Technology Co Ltd filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69020419D1 publication Critical patent/DE69020419D1/de
Publication of DE69020419T2 publication Critical patent/DE69020419T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
DE69020419T 1989-04-28 1990-04-27 Aufzeichnungssystem für Informationen. Expired - Fee Related DE69020419T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1110105A JP2772029B2 (ja) 1989-04-28 1989-04-28 情報記録装置
JP11010689A JP2724202B2 (ja) 1989-04-28 1989-04-28 情報記録装置

Publications (2)

Publication Number Publication Date
DE69020419D1 DE69020419D1 (de) 1995-08-03
DE69020419T2 true DE69020419T2 (de) 1995-11-16

Family

ID=26449784

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020419T Expired - Fee Related DE69020419T2 (de) 1989-04-28 1990-04-27 Aufzeichnungssystem für Informationen.

Country Status (3)

Country Link
US (1) US5161144A (de)
EP (1) EP0395115B1 (de)
DE (1) DE69020419T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495466A (en) * 1994-01-10 1996-02-27 Eastman Kodak Company Write verification in an optical recording system by sensing mark formation while writing
US5568465A (en) * 1994-10-06 1996-10-22 International Business Machines Corporation Reading from record medium in either an inverted or non-inverted signal-processing mode
JP3648914B2 (ja) * 1997-04-11 2005-05-18 ソニー株式会社 レーザ光のパワー制御方法及び光ディスク記録装置
JP3429165B2 (ja) * 1997-08-28 2003-07-22 富士通株式会社 光学的記憶装置
JP2001216646A (ja) 1999-11-22 2001-08-10 Sanyo Electric Co Ltd データ記録装置
JP2001216645A (ja) 1999-11-22 2001-08-10 Sanyo Electric Co Ltd 制御装置
JP2001216647A (ja) * 1999-11-22 2001-08-10 Sanyo Electric Co Ltd 制御装置
JP3594547B2 (ja) 1999-11-22 2004-12-02 三洋電機株式会社 データ記録装置
JP2001250329A (ja) * 1999-12-27 2001-09-14 Sanyo Electric Co Ltd データ記録装置
JP2001250327A (ja) * 1999-12-27 2001-09-14 Sanyo Electric Co Ltd データ記録システム
JP3754288B2 (ja) * 1999-12-27 2006-03-08 三洋電機株式会社 制御装置
JP3545330B2 (ja) 1999-12-27 2004-07-21 三洋電機株式会社 記録制御装置
JP2003067929A (ja) * 2001-08-29 2003-03-07 Yamaha Corp 光ディスク、光ディスク記録装置、光ディスク記録装置の制御方法およびプログラム
AU2003201839A1 (en) * 2002-04-01 2003-10-23 Sony Corporation Recording method for recording data on a storage medium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2040539B (en) * 1978-12-27 1983-01-26 Hitachi Ltd Optical information recording apparatus
US4546462A (en) * 1981-12-04 1985-10-08 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
JPS6267731A (ja) * 1985-09-20 1987-03-27 Fujitsu Ltd 光記録再生方法及び光記録再生装置
JPH0614570B2 (ja) * 1987-04-28 1994-02-23 シャープ株式会社 光出力安定化方法および該方法に使用する光検出器

Also Published As

Publication number Publication date
EP0395115B1 (de) 1995-06-28
DE69020419D1 (de) 1995-08-03
EP0395115A2 (de) 1990-10-31
US5161144A (en) 1992-11-03
EP0395115A3 (de) 1991-01-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee