DE69326281D1 - Wiedergabesystem für eine optische Platte - Google Patents

Wiedergabesystem für eine optische Platte

Info

Publication number
DE69326281D1
DE69326281D1 DE69326281T DE69326281T DE69326281D1 DE 69326281 D1 DE69326281 D1 DE 69326281D1 DE 69326281 T DE69326281 T DE 69326281T DE 69326281 T DE69326281 T DE 69326281T DE 69326281 D1 DE69326281 D1 DE 69326281D1
Authority
DE
Germany
Prior art keywords
optical disk
playback system
disk playback
optical
playback
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
DE69326281T
Other languages
English (en)
Other versions
DE69326281T2 (de
Inventor
Takanori Maeda
Toru Akiyama
Fumitaka Kotaka
Noriaki Murao
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE69326281D1 publication Critical patent/DE69326281D1/de
Application granted granted Critical
Publication of DE69326281T2 publication Critical patent/DE69326281T2/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
    • G11B7/14—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)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
DE69326281T 1992-06-02 1993-06-02 Wiedergabesystem für eine optische Platte Expired - Fee Related DE69326281T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16684292A JP3186221B2 (ja) 1992-06-02 1992-06-02 光学式記録情報再生装置

Publications (2)

Publication Number Publication Date
DE69326281D1 true DE69326281D1 (de) 1999-10-14
DE69326281T2 DE69326281T2 (de) 2000-05-18

Family

ID=15838665

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69326281T Expired - Fee Related DE69326281T2 (de) 1992-06-02 1993-06-02 Wiedergabesystem für eine optische Platte

Country Status (4)

Country Link
US (1) US5420847A (de)
EP (1) EP0573021B1 (de)
JP (1) JP3186221B2 (de)
DE (1) DE69326281T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970011227B1 (ko) * 1994-04-30 1997-07-08 대우전자 주식회사 멀티 레이저비임형 광픽업장치
US5619487A (en) * 1994-08-10 1997-04-08 Nippon Telegraph And Telephone Corporation Optical data readout with two beams on three tracks
JPH08263855A (ja) * 1995-03-23 1996-10-11 Nec Corp 光学ヘッド用移送制御装置
TW389897B (en) * 1997-10-14 2000-05-11 Kenwood Corp Optical disc readout method and apparatus with focusing
US6940805B2 (en) * 2001-10-23 2005-09-06 Dragsholm Wireless Holdings Llc Methods and apparatus for cross-talk and jitter reduction in multi-beam optical disks
JP2009110558A (ja) * 2007-10-26 2009-05-21 Sanyo Electric Co Ltd 光ピックアップ装置
JP2012243363A (ja) * 2011-05-20 2012-12-10 Sony Corp 再生方法、再生装置
WO2014207972A1 (ja) 2013-06-28 2014-12-31 ソニー株式会社 光媒体再生装置および光媒体再生方法
JP6428619B2 (ja) 2013-08-14 2018-11-28 ソニー株式会社 光媒体再生装置および光媒体再生方法
JP6167918B2 (ja) 2013-08-14 2017-07-26 ソニー株式会社 光媒体再生装置および光媒体再生方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2626470A1 (de) * 1976-06-12 1977-12-22 Philips Patentverwaltung Vorrichtung zur verstellung eines optischen elementes fuer einen rotierenden datentraeger
DE2634243A1 (de) * 1976-07-30 1978-02-02 Bosch Gmbh Robert System zur aufzeichnung und/oder wiedergabe von signalen mittels strahlen
JPS54146613A (en) * 1978-05-10 1979-11-16 Hitachi Ltd Optical head
NL8200208A (nl) * 1982-01-21 1983-08-16 Philips Nv Inrichting voor het uitlezen van een schijfvormige registratiedrager.
JPH0743826B2 (ja) * 1982-02-09 1995-05-15 ソニー株式会社 ディスク再生装置
JPS6161236A (ja) * 1984-09-03 1986-03-29 Hitachi Ltd 光学式デイスク再生装置
JPH0354737A (ja) * 1989-07-24 1991-03-08 Sony Corp 光学記録および／または再生装置
EP0525896B1 (de) * 1991-08-01 1997-01-02 Koninklijke Philips Electronics N.V. Kompatible optische Abtastvorrichtung

Also Published As

Publication number Publication date
EP0573021A1 (de) 1993-12-08
US5420847A (en) 1995-05-30
JP3186221B2 (ja) 2001-07-11
EP0573021B1 (de) 1999-09-08
JPH05334706A (ja) 1993-12-17
DE69326281T2 (de) 2000-05-18

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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