DE69524543D1 - Optisches Phasenwechselaufzeichnungsgerät und -verfahren unter Verwendung eines Überschreibsystems - Google Patents

Optisches Phasenwechselaufzeichnungsgerät und -verfahren unter Verwendung eines Überschreibsystems

Info

Publication number
DE69524543D1
DE69524543D1 DE69524543T DE69524543T DE69524543D1 DE 69524543 D1 DE69524543 D1 DE 69524543D1 DE 69524543 T DE69524543 T DE 69524543T DE 69524543 T DE69524543 T DE 69524543T DE 69524543 D1 DE69524543 D1 DE 69524543D1
Authority
DE
Germany
Prior art keywords
phase change
optical phase
overwrite system
change recorder
recorder
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 - Lifetime
Application number
DE69524543T
Other languages
English (en)
Other versions
DE69524543T2 (de
Inventor
Hiroshi Hasegawa
Hiromichi Kobori
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
Original Assignee
Toshiba Corp
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
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69524543D1 publication Critical patent/DE69524543D1/de
Publication of DE69524543T2 publication Critical patent/DE69524543T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • G11B7/006—Overwriting
    • 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
    • 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
    • G11B7/00454—Recording involving phase-change effects
    • 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
    • G11B7/0055—Erasing
    • G11B7/00557—Erasing involving phase-change media

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69524543T 1994-10-27 1995-10-26 Optisches Phasenwechselaufzeichnungsgerät und -verfahren unter Verwendung eines Überschreibsystems Expired - Lifetime DE69524543T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26408594 1994-10-27

Publications (2)

Publication Number Publication Date
DE69524543D1 true DE69524543D1 (de) 2002-01-24
DE69524543T2 DE69524543T2 (de) 2002-06-27

Family

ID=17398312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524543T Expired - Lifetime DE69524543T2 (de) 1994-10-27 1995-10-26 Optisches Phasenwechselaufzeichnungsgerät und -verfahren unter Verwendung eines Überschreibsystems

Country Status (4)

Country Link
US (1) US5673248A (de)
EP (1) EP0709833B1 (de)
KR (1) KR100343189B1 (de)
DE (1) DE69524543T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0830675B1 (de) * 1996-02-16 2003-08-06 Koninklijke Philips Electronics N.V. Verfahren und vorrichtung zur aufzeichnung auf einen optischen informationsträger
US6173955B1 (en) * 1998-12-22 2001-01-16 Mikohn Gaming Corporation Poker dice casino game method of play
US20040013069A1 (en) * 2000-09-29 2004-01-22 Mayumi Uno Optical information recording medium and recording and method of reproducing the record
JP3793437B2 (ja) * 2000-10-10 2006-07-05 Ｔｄｋ株式会社 光記録方法および光記録媒体
DE102013202138A1 (de) * 2013-02-08 2014-08-14 Gebr. Schmid Gmbh Vorrichtung zur Substratnassbehandlung und Verwendung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4939717A (en) 1986-10-31 1990-07-03 Matsushita Electric Industrial Co., Ltd. Method and apparatus for erasing and recording information using three power levels
JP2796290B2 (ja) * 1987-04-10 1998-09-10 株式会社日立製作所 可逆相変化を用いた情報記録方法
JP2972899B2 (ja) * 1991-01-24 1999-11-08 株式会社リコー 光磁気記録方法
JPH0774285B2 (ja) * 1991-06-07 1995-08-09 東レ株式会社 発泡樹脂成形品
JP2639279B2 (ja) * 1992-05-08 1997-08-06 ヤマハ株式会社 光ディスク記録装置
JPH06302042A (ja) * 1993-04-15 1994-10-28 Hitachi Ltd 光磁気ディスク装置

Also Published As

Publication number Publication date
DE69524543T2 (de) 2002-06-27
US5673248A (en) 1997-09-30
KR100343189B1 (ko) 2002-11-29
EP0709833B1 (de) 2001-12-12
EP0709833A1 (de) 1996-05-01
KR960015441A (ko) 1996-05-22

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