DE69224794D1 - Optische Abtastvorrichtung und Neigungssteuergerät dafür - Google Patents

Optische Abtastvorrichtung und Neigungssteuergerät dafür

Info

Publication number
DE69224794D1
DE69224794D1 DE69224794T DE69224794T DE69224794D1 DE 69224794 D1 DE69224794 D1 DE 69224794D1 DE 69224794 T DE69224794 T DE 69224794T DE 69224794 T DE69224794 T DE 69224794T DE 69224794 D1 DE69224794 D1 DE 69224794D1
Authority
DE
Germany
Prior art keywords
control device
optical scanner
tilt control
device therefor
therefor
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
DE69224794T
Other languages
English (en)
Other versions
DE69224794T2 (de
Inventor
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 DE69224794D1 publication Critical patent/DE69224794D1/de
Application granted granted Critical
Publication of DE69224794T2 publication Critical patent/DE69224794T2/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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • 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
    • G11B7/13—Optical detectors therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69224794T 1991-11-15 1992-11-11 Optische Abtastvorrichtung und Neigungssteuergerät dafür Expired - Fee Related DE69224794T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3300710A JPH05144054A (ja) 1991-11-15 1991-11-15 光ピツクアツプ装置及び光ピツクアツプ装置における傾斜制御装置

Publications (2)

Publication Number Publication Date
DE69224794D1 true DE69224794D1 (de) 1998-04-23
DE69224794T2 DE69224794T2 (de) 1998-08-06

Family

ID=17888161

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69224794T Expired - Fee Related DE69224794T2 (de) 1991-11-15 1992-11-11 Optische Abtastvorrichtung und Neigungssteuergerät dafür

Country Status (4)

Country Link
US (1) US5302834A (de)
EP (1) EP0543557B1 (de)
JP (1) JPH05144054A (de)
DE (1) DE69224794T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3157873B2 (ja) * 1991-11-15 2001-04-16 パイオニア株式会社 光ピックアップ装置における焦点制御装置
KR100230250B1 (ko) * 1994-12-26 1999-11-15 윤종용 광디스크 기울어짐에 의한 수차를 보정하는 방법과 그 장치
JP3489271B2 (ja) * 1995-06-16 2004-01-19 ソニー株式会社 ディスク駆動装置および傾き調整方法
US6418095B1 (en) 1996-06-18 2002-07-09 Matsushita Electric Industrial Co., Ltd. Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same
US6744707B1 (en) * 1996-06-18 2004-06-01 Matsushita Electric Industrial Co., Ltd. Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same
US7203138B2 (en) 1996-06-18 2007-04-10 Matsushita Electric Industrial Co., Ltd. Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same
US6665257B2 (en) 1996-06-18 2003-12-16 Matsushita Electric Industrial Co., Ltd. Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same
US5808985A (en) * 1997-04-07 1998-09-15 Eastman Kodak Company Tilt error signal producing apparatus using multiple tracking error signals
JPH113531A (ja) * 1997-04-18 1999-01-06 Pioneer Electron Corp チルトサーボ制御装置
US6327231B1 (en) 1997-06-17 2001-12-04 Matsushita Electric Industrial Co., Ltd. Optical head device with zero-cross point correction
JP3114661B2 (ja) * 1997-07-15 2000-12-04 ヤマハ株式会社 光ディスク装置のチルト制御装置
US6130418A (en) * 1997-10-06 2000-10-10 U.S. Philips Corporation Optical scanning unit having a main lens and an auxiliary lens
US6151174A (en) * 1997-10-06 2000-11-21 U.S. Philips Corporation Device for optically scanning a record carrier
US5929983A (en) * 1997-10-29 1999-07-27 International Business Machines Corporation Optical apparatus for determining the height and tilt of a sample surface
US6545958B1 (en) 1998-08-31 2003-04-08 Ricoh Company, Ltd. Optical-pickup device and tilt-detecting method thereof
MY125349A (en) 1999-05-03 2006-07-31 Toshiba Samsung Storage Tech Korea Corporation Automatic tilt compensator and optical recording/reproducing apparatus having the same
KR100716938B1 (ko) * 1999-08-09 2007-05-10 삼성전자주식회사 광픽업장치
US6938788B2 (en) * 2003-02-25 2005-09-06 Stokley-Van Camp, Inc. Squeezable beverage bottle
US20070076171A1 (en) * 2005-09-20 2007-04-05 Fasen Donald J Wobulator position sensing system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2605776B2 (ja) * 1988-02-03 1997-04-30 ヤマハ株式会社 光ディスク再生装置のチルトサーボ回路
JPH0758559B2 (ja) * 1988-09-02 1995-06-21 シャープ株式会社 光ピックアップ装置
JPH0769162B2 (ja) * 1990-04-23 1995-07-26 大日本スクリーン製造株式会社 光学的検査システムのための自動焦点合わせ装置

Also Published As

Publication number Publication date
EP0543557B1 (de) 1998-03-18
JPH05144054A (ja) 1993-06-11
EP0543557A1 (de) 1993-05-26
DE69224794T2 (de) 1998-08-06
US5302834A (en) 1994-04-12

Similar Documents

Publication Publication Date Title
DE69219735D1 (de) Optische Abtasteinrichtung und Fokusservoeinrichtung dafür
DE69224794T2 (de) Optische Abtastvorrichtung und Neigungssteuergerät dafür
DE69223581T2 (de) Optische Abtasteinrichtung
DE69032301T2 (de) Optisches Element und dieses enthaltende optische Abtasteinrichtung
DE69208588T2 (de) Optische Verbindungsvorrichtung
DE8810044U1 (de) Optische Einstellvorrichtung
DE69326106D1 (de) Objektivkontrollgerät
DE69307005D1 (de) Optische Abtastvorrichtung
DE69322895T2 (de) Optischer Scanner mit Anpassungsobjektiv
DE69206861T2 (de) Optischer Scanner mit Anpassungsobjektiv
DE69122939D1 (de) Optische Steuervorrichtung
DE69222399D1 (de) Optische Abtastvorrichtung
DE69120346D1 (de) Optische Funktionsvorrichtung und ihr Ansteuerverfahren
DE69317844D1 (de) Optische Abtastvorrichtung
KR930701808A (ko) 광학 스캐닝 장치
DE69522174D1 (de) Optische Steuervorrichtung
DE69129914T2 (de) Bilderzeugungsvorrichtung und zweidimensionale optische Abtastvorrichtung
DE69213580D1 (de) Optische Abtastvorrichtung
DE69229372D1 (de) Optische Schalteinrichtung und Steuerverfahren dafür
DE59207969D1 (de) Optische abtastvorrichtung
DE69425994T2 (de) Optische Abtastvorrichtung
DE69215584T2 (de) Optische Abtasteinrichtung
DE69227052T2 (de) Optische Fokussiervorrichtung
DE59206453D1 (de) Optische Sende- und Empfangsvorrichtung
DE69407092D1 (de) Schwingende und rotierende optische Abtastvorrichtung

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee