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DE69313810D1 - Optische platteneinheit - Google Patents

Optische platteneinheit

Info

Publication number
DE69313810D1
DE69313810D1 DE69313810T DE69313810T DE69313810D1 DE 69313810 D1 DE69313810 D1 DE 69313810D1 DE 69313810 T DE69313810 T DE 69313810T DE 69313810 T DE69313810 T DE 69313810T DE 69313810 D1 DE69313810 D1 DE 69313810D1
Authority
DE
Germany
Prior art keywords
optical disk
disk unit
unit
optical
disk
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
DE69313810T
Other languages
English (en)
Other versions
DE69313810T2 (de
Inventor
Naoyasu Miyagawa
Yasuhiro Goto
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69313810D1 publication Critical patent/DE69313810D1/de
Publication of DE69313810T2 publication Critical patent/DE69313810T2/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
    • G11B7/007—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
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • 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
    • G11B7/094—Methods and circuits for servo offset compensation
DE69313810T 1992-05-13 1993-05-13 Optische platteneinheit Expired - Fee Related DE69313810T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12022392 1992-05-13
PCT/JP1993/000630 WO1993023848A1 (en) 1992-05-13 1993-05-13 Optical disk unit

Publications (2)

Publication Number Publication Date
DE69313810D1 true DE69313810D1 (de) 1997-10-16
DE69313810T2 DE69313810T2 (de) 1998-02-26

Family

ID=14780933

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69313810T Expired - Fee Related DE69313810T2 (de) 1992-05-13 1993-05-13 Optische platteneinheit

Country Status (4)

Country Link
US (1) US5475662A (de)
EP (1) EP0607445B1 (de)
DE (1) DE69313810T2 (de)
WO (1) WO1993023848A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2788022B2 (ja) * 1995-02-14 1998-08-20 株式会社日立製作所 光記録媒体
JP3794036B2 (ja) * 1995-04-07 2006-07-05 ソニー株式会社 データの記録媒体及びデータ記録装置
JP3221597B2 (ja) * 1995-06-01 2001-10-22 キヤノン株式会社 光学式情報記録再生装置
US5835459A (en) * 1995-10-24 1998-11-10 Kabushiki Kaisha Toshiba Optical disc apparatus for recording and reproducing data onto and from an optical disc with grooves and lands
JP3063598B2 (ja) * 1995-12-01 2000-07-12 三菱電機株式会社 光ディスクおよび光ディスク装置
JPH09161322A (ja) * 1995-12-04 1997-06-20 Lg Electron Inc 光ディスク及び光ディスク記録再生装置
US5822491A (en) * 1995-12-28 1998-10-13 Victor Company Of Japan, Ltd. Track deviation measuring method and track deviation measuring apparatus
JP3063616B2 (ja) * 1996-05-13 2000-07-12 三菱電機株式会社 光ディスク装置
KR980004473A (ko) * 1996-06-04 1998-03-30 하지메 후카다 광디스크 및 그 기록재생장치
JP3418065B2 (ja) * 1996-06-26 2003-06-16 三菱電機株式会社 光ディスク
JP3103505B2 (ja) * 1996-06-26 2000-10-30 三菱電機株式会社 光ディスク及び光ディスク駆動装置
US5864648A (en) * 1996-09-27 1999-01-26 Victor Company Of Japan, Ltd. Magnetic recording/reproducing apparatus
EP0867483B1 (de) 1997-03-25 2003-06-04 Seiko Epson Corporation Tintenzusammensetzung enthaltend ein kationisches wasserlösliches Harz
JP3511464B2 (ja) * 1997-05-08 2004-03-29 パイオニア株式会社 トラッキングエラー信号生成方法及びトラッキングエラー信号生成装置
US7265164B2 (en) 1998-02-23 2007-09-04 Seiko Epson Corporation Ink composition containing cationic water-soluble polymer
JP2000182241A (ja) * 1998-12-16 2000-06-30 Hitachi Ltd ヘッドアンプ及びそれを用いた光ディスク装置
JP3929207B2 (ja) 1999-07-08 2007-06-13 パイオニア株式会社 光学式記録媒体のプリピット検出装置
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
WO2003019557A1 (en) * 2001-08-24 2003-03-06 Koninklijke Philips Electronics N.V. Recording apparatus for recording data on optically readable discs
JP3835260B2 (ja) * 2001-11-19 2006-10-18 株式会社日立製作所 光ディスク装置
JP3665629B2 (ja) * 2002-07-30 2005-06-29 株式会社東芝 光ディスク装置と光ディスク装置の外乱学習方法
TW200623079A (en) * 2004-12-24 2006-07-01 Lite On It Corp Method and apparatus for automatic adjustment procedure of the optical drive
JP2008299961A (ja) * 2007-05-31 2008-12-11 Toshiba Corp 光ディスク装置、およびフォーカス位置制御方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5842527B2 (ja) * 1975-02-08 1983-09-20 ティアック株式会社 デイスクジヨウキロクバイタイヘノ ジヨウホウシンゴウノキロクホウホウ
JPS5750330A (en) * 1980-09-11 1982-03-24 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
NL8100098A (nl) * 1981-01-12 1982-08-02 Philips Nv Registratiedrager met optisch uitleesbare informatiestruktuur.
JPS57205830A (en) * 1981-06-10 1982-12-17 Toshiba Corp Information recording method of information recording medium
JPS58147823A (ja) * 1982-02-25 1983-09-02 Mitsubishi Electric Corp トラツクずれ検出装置
JPS58159685A (ja) * 1982-03-17 1983-09-22 Mitsubishi Electric Corp 直流電動機の速度制御装置
JPS58159685U (ja) * 1982-04-16 1983-10-24 パイオニア株式会社 記録情報読取装置のトラツキングサ−ボ制御装置
JPS59168939A (ja) * 1983-03-16 1984-09-22 Matsushita Electric Ind Co Ltd デイスク記録再生装置
DE3770283D1 (de) * 1986-02-07 1991-07-04 Sharp Kk Optisches speichergeraet.
JPS6357859A (ja) * 1986-08-27 1988-03-12 Nippon Carbureter Co Ltd 気化器の浮子弁装置
JPS6366734A (ja) * 1986-09-08 1988-03-25 Fujitsu Ltd 光デイスク装置
JPS63173236A (ja) * 1987-01-12 1988-07-16 Pioneer Electronic Corp トラツキング制御装置
JPH03219434A (ja) * 1988-12-27 1991-09-26 Canon Inc 光学的情報記録媒体
JPH056590A (ja) * 1991-06-28 1993-01-14 Toshiba Corp 光磁気記録装置
US5351226A (en) * 1991-08-01 1994-09-27 Pioneer Electronic Corporation Method and apparatus for reproducing information from a recordable optical disc regardless of whether an index area is detected as being present on the disk and a method of generating index information during reproduction of the information on the disk
US5343454A (en) * 1991-11-22 1994-08-30 Matsushita Electric Industrial Co., Ltd. Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address

Also Published As

Publication number Publication date
EP0607445A1 (de) 1994-07-27
US5475662A (en) 1995-12-12
EP0607445B1 (de) 1997-09-10
WO1993023848A1 (en) 1993-11-25
DE69313810T2 (de) 1998-02-26
EP0607445A4 (en) 1994-10-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee