DE69525722D1 - Plattenwiedergabegerät - Google Patents

Plattenwiedergabegerät

Info

Publication number
DE69525722D1
DE69525722D1 DE69525722T DE69525722T DE69525722D1 DE 69525722 D1 DE69525722 D1 DE 69525722D1 DE 69525722 T DE69525722 T DE 69525722T DE 69525722 T DE69525722 T DE 69525722T DE 69525722 D1 DE69525722 D1 DE 69525722D1
Authority
DE
Germany
Prior art keywords
reproducing apparatus
disk reproducing
disk
reproducing
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
DE69525722T
Other languages
English (en)
Other versions
DE69525722T2 (de
Inventor
Akio Yamakawa
Takehiko Saito
Yoshinori Matsumoto
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69525722D1 publication Critical patent/DE69525722D1/de
Publication of DE69525722T2 publication Critical patent/DE69525722T2/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
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners
DE69525722T 1994-12-15 1995-12-14 Plattenwiedergabegerät Expired - Fee Related DE69525722T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6332816A JPH08167162A (ja) 1994-12-15 1994-12-15 ディスク再生装置

Publications (2)

Publication Number Publication Date
DE69525722D1 true DE69525722D1 (de) 2002-04-11
DE69525722T2 DE69525722T2 (de) 2002-10-17

Family

ID=18259129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525722T Expired - Fee Related DE69525722T2 (de) 1994-12-15 1995-12-14 Plattenwiedergabegerät

Country Status (6)

Country Link
US (1) US5963535A (de)
EP (1) EP0717400B1 (de)
JP (1) JPH08167162A (de)
KR (1) KR960025424A (de)
CN (1) CN1080916C (de)
DE (1) DE69525722T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100224829B1 (ko) * 1996-07-10 1999-10-15 윤종용 광디스크 드라이브
JPH10293932A (ja) * 1997-04-17 1998-11-04 Mitsumi Electric Co Ltd 光ディスク駆動装置における光ピックアップのスキュー調整機構
MY123883A (en) * 1997-08-20 2006-06-30 Sony Corp Pick-up position adjusting mechanism and tray unlocking mechanism.
JP3000984B2 (ja) * 1997-11-28 2000-01-17 日本ビクター株式会社 光学式ディスク装置
JP4075174B2 (ja) * 1998-12-25 2008-04-16 ソニー株式会社 ディスクドライブ装置及びそのヘッド送り機構
CN1209755C (zh) * 1999-04-20 2005-07-06 株式会社三协精机制作所 光学拾取系统及其制做方法
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
US6802071B2 (en) * 2001-03-23 2004-10-05 Mitsumi Electric Co., Ltd. Optical pickup supporting device having simple and compact structure and capable of accurately supporting an optical pickup
US6898028B2 (en) * 2001-11-07 2005-05-24 Koninklijke Philips Electronics N.V. Optical device and optical reproducing apparatus
US6795971B2 (en) * 2002-04-10 2004-09-21 Epo Science & Technology, Inc. Adjustable positioning device for an optical pickup of an optical disc apparatus
DE102004018803A1 (de) * 2004-04-15 2005-10-27 Deutsche Thomson-Brandt Gmbh Aufzeichnungs- oder Wiedergabegerät für optische Aufzeichnungsträger
JP2008165936A (ja) * 2006-12-29 2008-07-17 Mitsumi Electric Co Ltd 光ピックアップユニットおよび光ピックアップ機構

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3121502C2 (de) * 1980-05-31 1985-06-05 Universal Pioneer Corp., Tokio/Tokyo Anordnung zur Führung eines Abtasterschlittens
JPS58158078A (ja) * 1982-03-15 1983-09-20 Mitsubishi Electric Corp 光学読取ピツクアツプ移送装置
JPS59201201A (ja) * 1983-04-28 1984-11-14 Pioneer Electronic Corp レコ−ドプレ−ヤのリニアア−ムのエレベ−シヨン装置
NL8500592A (nl) * 1985-03-04 1986-10-01 Philips Nv Electro-optische inrichting.
NL8800373A (nl) * 1988-02-16 1989-09-18 Philips Nv Electro-optische inrichting.
JPH01243273A (ja) * 1988-03-23 1989-09-27 Teac Corp ディスク装置のヘッド位置検出装置
JPH0268724A (ja) * 1988-09-02 1990-03-08 Sharp Corp 光ピックアップの支持装置
JP2737175B2 (ja) * 1988-11-02 1998-04-08 ヤマハ株式会社 光ヘッドの傾角調整機構
US5124974A (en) * 1989-03-06 1992-06-23 Pioneer Electronic Corporation Mechanism for adjusting the position of pickup in a disc player
JPH01282739A (ja) * 1989-03-15 1989-11-14 Sanyo Electric Co Ltd ピックアップ移送装置
JPH03150729A (ja) * 1989-11-06 1991-06-27 Matsushita Electric Ind Co Ltd 光ピックアップの光軸補正装置
JPH04109433A (ja) * 1990-08-30 1992-04-10 Sony Corp 光学ピックアップ装置のガイド装置
JP3057269B2 (ja) * 1991-08-27 2000-06-26 ソニー株式会社 光学ピックアップ移動装置
JPH05234115A (ja) * 1992-02-24 1993-09-10 Ricoh Co Ltd 光ディスク及び光ディスクドライブ
JPH05342597A (ja) * 1992-06-12 1993-12-24 Konica Corp ヘッド移送支持装置

Also Published As

Publication number Publication date
DE69525722T2 (de) 2002-10-17
JPH08167162A (ja) 1996-06-25
EP0717400B1 (de) 2002-03-06
EP0717400A1 (de) 1996-06-19
CN1080916C (zh) 2002-03-13
US5963535A (en) 1999-10-05
KR960025424A (ko) 1996-07-20
CN1128388A (zh) 1996-08-07

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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