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DE60005093D1 - Optisches Plattenaufzeichnungs- und - wiedergabegerät - Google Patents

Optisches Plattenaufzeichnungs- und - wiedergabegerät

Info

Publication number
DE60005093D1
DE60005093D1 DE60005093T DE60005093T DE60005093D1 DE 60005093 D1 DE60005093 D1 DE 60005093D1 DE 60005093 T DE60005093 T DE 60005093T DE 60005093 T DE60005093 T DE 60005093T DE 60005093 D1 DE60005093 D1 DE 60005093D1
Authority
DE
Germany
Prior art keywords
optical disc
reproducing apparatus
disc recording
recording
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
DE60005093T
Other languages
English (en)
Other versions
DE60005093T2 (de
Inventor
Katsutoshi Sumida
Masanobu Shimizu
Kazuhiro Teshirogi
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
Publication of DE60005093D1 publication Critical patent/DE60005093D1/de
Application granted granted Critical
Publication of DE60005093T2 publication Critical patent/DE60005093T2/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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10595—Control of operating function
    • G11B11/10597—Adaptations for transducing various formats on the same or different carriers
DE60005093T 1999-06-22 2000-06-21 Optisches Plattenaufzeichnungs- und - wiedergabegerät Expired - Fee Related DE60005093T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11174996A JP2001006264A (ja) 1999-06-22 1999-06-22 光ディスク記録再生装置
JP17499699 1999-06-22

Publications (2)

Publication Number Publication Date
DE60005093D1 true DE60005093D1 (de) 2003-10-16
DE60005093T2 DE60005093T2 (de) 2004-06-03

Family

ID=15988406

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60005093T Expired - Fee Related DE60005093T2 (de) 1999-06-22 2000-06-21 Optisches Plattenaufzeichnungs- und - wiedergabegerät

Country Status (7)

Country Link
US (1) US6744705B1 (de)
EP (1) EP1067538B1 (de)
JP (1) JP2001006264A (de)
CN (1) CN1158658C (de)
DE (1) DE60005093T2 (de)
MY (1) MY125769A (de)
SG (1) SG97894A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001088917A1 (fr) * 2000-05-19 2001-11-22 Matsushita Electric Industrial Co., Ltd. Support d'enregistrement de donnees et son dispositif de reproduction
KR100378086B1 (ko) 2001-05-14 2003-03-29 엘지전자 주식회사 클랭핑 영역의 상하면이 서로다른 높이를 갖는 고밀도 광디스크
JP3649282B2 (ja) * 2001-08-06 2005-05-18 船井電機株式会社 ディスク装置及びフォーカシングサーボの起動方法
KR100484455B1 (ko) * 2002-03-13 2005-04-20 엘지전자 주식회사 광디스크 장치의 디스크 크기 판별방법
JP2004206765A (ja) * 2002-12-24 2004-07-22 Teac Corp 光ディスク装置
CA2527986C (en) 2003-06-03 2015-03-24 Lg Electronics Inc. High-density recording medium and recording and/or reproducing device therefor
CN1255788C (zh) * 2003-07-04 2006-05-10 上海乐金广电电子有限公司 光盘装置的初期伺服操作控制方法
US7514661B2 (en) * 2005-01-04 2009-04-07 Hewlett-Packard Development Company, L.P. Focus calibration in an optical drive
US8144560B2 (en) 2005-04-04 2012-03-27 Koninklijke Philips Electronics N.V. Method for preventing interchange of optical information carriers
CN100380491C (zh) * 2005-06-07 2008-04-09 威盛电子股份有限公司 光碟片判别方法
CN100472629C (zh) * 2005-06-08 2009-03-25 威盛电子股份有限公司 光碟片判别方法
CN100380490C (zh) * 2005-06-08 2008-04-09 威盛电子股份有限公司 光碟片判别方法
JP2008123570A (ja) * 2006-11-08 2008-05-29 Sony Corp 光記録媒体駆動装置及び光記録媒体駆動方法
JP2009110573A (ja) * 2007-10-29 2009-05-21 Funai Electric Co Ltd 光ディスク記録再生装置
JPWO2009107176A1 (ja) * 2008-02-27 2011-06-30 パナソニック株式会社 光ディスク用信号処理装置及び光ディスク装置
WO2019069984A1 (ja) * 2017-10-06 2019-04-11 三菱ケミカル株式会社 光ディスク及び光ディスクの製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63109366U (de) * 1986-12-27 1988-07-14
JP2598165B2 (ja) 1990-11-29 1997-04-09 ソニー株式会社 光ディスク記録再生装置
JPH05266484A (ja) * 1992-03-23 1993-10-15 Toshiba Corp 情報再生装置
US5831952A (en) * 1995-07-27 1998-11-03 Matsushita Electric Industrial Co., Ltd. Optical disk thickness discriminating apparatus
KR100234257B1 (ko) * 1995-08-30 1999-12-15 윤종용 대물렌즈 장치 및 안정된 포커스 서보 신호를 얻는방법 및 이를 적용한 광픽업 장치 및 두께가 다른 디스크를 판별하는 방법 및 두께가 다른 디스크로부터 정보를 재생하고 기록하는 방법
JPH09219056A (ja) 1996-02-15 1997-08-19 Hitachi Ltd ディスク再生方法およびその装置
US6240054B1 (en) * 1996-05-15 2001-05-29 Pioneer Electronic Corporation Multiple layer disk reproducing apparatus, and apparatus for reproducing information record medium
JPH1173657A (ja) * 1997-06-27 1999-03-16 Pioneer Electron Corp フォーカス制御装置及び方法
JPH11120683A (ja) * 1997-10-15 1999-04-30 Mitsumi Electric Co Ltd 光ディスク装置
JP2000100059A (ja) 1998-09-18 2000-04-07 Mitsumi Electric Co Ltd 光ディスク装置

Also Published As

Publication number Publication date
EP1067538B1 (de) 2003-09-10
SG97894A1 (en) 2003-08-20
CN1278098A (zh) 2000-12-27
EP1067538A1 (de) 2001-01-10
US6744705B1 (en) 2004-06-01
JP2001006264A (ja) 2001-01-12
CN1158658C (zh) 2004-07-21
DE60005093T2 (de) 2004-06-03
MY125769A (en) 2006-08-30

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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