DE3854258D1 - Optisches Aufzeichnungswiedergabegerät. - Google Patents

Optisches Aufzeichnungswiedergabegerät.

Info

Publication number
DE3854258D1
DE3854258D1 DE3854258T DE3854258T DE3854258D1 DE 3854258 D1 DE3854258 D1 DE 3854258D1 DE 3854258 T DE3854258 T DE 3854258T DE 3854258 T DE3854258 T DE 3854258T DE 3854258 D1 DE3854258 D1 DE 3854258D1
Authority
DE
Germany
Prior art keywords
optical record
record player
player
optical
record
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
DE3854258T
Other languages
English (en)
Other versions
DE3854258T2 (de
Inventor
Kazuo Noda
Koichi Yamazaki
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.)
Nippon Conlux Co Ltd
Original Assignee
Nippon Conlux 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
Application filed by Nippon Conlux Co Ltd filed Critical Nippon Conlux Co Ltd
Application granted granted Critical
Publication of DE3854258D1 publication Critical patent/DE3854258D1/de
Publication of DE3854258T2 publication Critical patent/DE3854258T2/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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
    • 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
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE3854258T 1987-11-20 1988-11-19 Optisches Aufzeichnungswiedergabegerät. Expired - Fee Related DE3854258T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62293849A JP2649231B2 (ja) 1987-11-20 1987-11-20 光学的情報再生装置

Publications (2)

Publication Number Publication Date
DE3854258D1 true DE3854258D1 (de) 1995-09-07
DE3854258T2 DE3854258T2 (de) 1996-01-04

Family

ID=17799955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3854258T Expired - Fee Related DE3854258T2 (de) 1987-11-20 1988-11-19 Optisches Aufzeichnungswiedergabegerät.

Country Status (5)

Country Link
US (1) US5123003A (de)
EP (1) EP0316959B1 (de)
JP (1) JP2649231B2 (de)
CA (1) CA1332003C (de)
DE (1) DE3854258T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2583273B2 (ja) * 1988-04-04 1997-02-19 株式会社日本コンラックス 光学的情報記録再生方法および装置
NL9000282A (nl) * 1990-02-06 1991-09-02 Philips Nv Optische aftastinrichting met meerdere aftastvlekken.
US5315572A (en) * 1991-01-23 1994-05-24 Olympus Optical Co., Ltd. Information reproducing apparatus capable of eliminating jitters
JPH04301222A (ja) * 1991-03-28 1992-10-23 Toshiba Corp ディスク再生装置
EP0582059B1 (de) * 1992-06-02 1998-05-13 Nec Corporation Magneto-optische Kopfeinrichtung
US5483511A (en) * 1993-02-17 1996-01-09 Vixel Corporation Multiple beam optical memory system with solid-state lasers
JP2934684B2 (ja) * 1993-09-10 1999-08-16 株式会社日本コンラックス 光学式情報記録再生システム及び該システムにおけるトラッキング制御装置
JPH0991721A (ja) * 1995-09-29 1997-04-04 Nec Corp トラック誤差検出装置
US7027369B1 (en) 1997-08-19 2006-04-11 Kabushiki Kaisha Kenwood Optical pickup apparatus for simultaneously reading data from a plurality of tracks of an optical disc
JP2002216372A (ja) * 2001-01-23 2002-08-02 Pioneer Electronic Corp 光ピックアップ装置
US7592128B2 (en) 2001-04-04 2009-09-22 Eastman Kodak Company On-press developable negative-working imageable elements
US7736836B2 (en) * 2004-09-22 2010-06-15 Jonghan Choi Slip film compositions containing layered silicates
US20090296561A1 (en) * 2004-12-20 2009-12-03 Koninklijke Philips Electronics, N.V. Multi-spot detector arrangement for multi-layer record carriers
US20080298192A1 (en) * 2005-11-14 2008-12-04 Koninklijke Philips Electronics, N.V. Method and System for Adjusting the Pitch of Light Spots Used to Read an Information Carrier

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0675297B2 (ja) * 1981-08-28 1994-09-21 株式会社日立製作所 光学的情報記録再生装置
JPS5870434A (ja) * 1981-10-22 1983-04-26 Toshiba Corp 光学ヘツド
JPS5965948A (ja) * 1982-10-06 1984-04-14 Canon Inc 記録再生方法
JPS59185044A (ja) * 1983-04-01 1984-10-20 Nippon Telegr & Teleph Corp <Ntt> 光メモリ装置
JPS60117428A (ja) * 1983-11-29 1985-06-24 Sony Corp 光学式記録カ−ドの読み取り装置
US4787075A (en) * 1984-12-26 1988-11-22 Canon Kabushiki Kaisha Optical information recording medium and apparatus for recording/reproducing information using the same
JPH0782421B2 (ja) * 1985-12-04 1995-09-06 キヤノン株式会社 情報記憶システムの情報処理方法
KR900008378B1 (ko) * 1986-03-19 1990-11-17 상요 덴기 가부시기가이샤 광학식 기록장치
US4860275A (en) * 1986-08-09 1989-08-22 Kyodo Printing Co., Ltd. Optical recording card and method of reading the same
US4872154A (en) * 1986-09-22 1989-10-03 Canon Kabushiki Kaisha Method for recording indicia for indicating presence or absence of error in medium after error checking and apparatus therefor
US4935913A (en) * 1987-04-07 1990-06-19 Mitsubishi Denki Kabushiki Kaisha Optical information recording and reproducing apparatus

Also Published As

Publication number Publication date
CA1332003C (en) 1994-09-13
EP0316959A2 (de) 1989-05-24
EP0316959A3 (en) 1990-08-29
EP0316959B1 (de) 1995-08-02
JPH01138633A (ja) 1989-05-31
US5123003A (en) 1992-06-16
JP2649231B2 (ja) 1997-09-03
DE3854258T2 (de) 1996-01-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee