ID27995A - Peralatan pengontrol pengambil untuk pengendali disk optik - Google Patents

Peralatan pengontrol pengambil untuk pengendali disk optik

Info

Publication number
ID27995A
ID27995A IDW20002699A ID20002699A ID27995A ID 27995 A ID27995 A ID 27995A ID W20002699 A IDW20002699 A ID W20002699A ID 20002699 A ID20002699 A ID 20002699A ID 27995 A ID27995 A ID 27995A
Authority
ID
Indonesia
Prior art keywords
control
optical disk
taker
control equipment
equipment
Prior art date
Application number
IDW20002699A
Other languages
English (en)
Inventor
Takahiro Watanabe
Yasushi Imamura
Masaaki Okita
Yuichi Kobayashi
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of ID27995A publication Critical patent/ID27995A/id

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
    • 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
IDW20002699A 1999-04-27 2000-04-20 Peralatan pengontrol pengambil untuk pengendali disk optik ID27995A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11945999A JP3708362B2 (ja) 1999-04-27 1999-04-27 光ディスク装置のピックアップ制御装置

Publications (1)

Publication Number Publication Date
ID27995A true ID27995A (id) 2001-05-03

Family

ID=14761896

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20002699A ID27995A (id) 1999-04-27 2000-04-20 Peralatan pengontrol pengambil untuk pengendali disk optik

Country Status (7)

Country Link
US (1) US6687202B1 (id)
JP (1) JP3708362B2 (id)
KR (1) KR100391857B1 (id)
CN (1) CN1131513C (id)
ID (1) ID27995A (id)
TW (1) TW559801B (id)
WO (1) WO2000065582A1 (id)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001266367A (ja) * 2000-03-17 2001-09-28 Matsushita Electric Ind Co Ltd 光ディスク装置
JP3675340B2 (ja) * 2001-01-26 2005-07-27 ヤマハ株式会社 情報記録装置およびプログラム
TWI283403B (en) * 2002-02-19 2007-07-01 Via Tech Inc Focus control method and device
JP4109919B2 (ja) 2002-07-19 2008-07-02 キヤノン株式会社 光学的情報再生装置
KR100524977B1 (ko) 2003-07-24 2005-10-31 삼성전자주식회사 실시간 반복 제어로 트랙킹 에러를 보상하는 광디스크재생장치 및 그 구동 방법
CN100447886C (zh) * 2004-07-12 2008-12-31 联发科技股份有限公司 光驱载具转动马达混合式切换方法
JP4129463B2 (ja) * 2005-06-21 2008-08-06 東芝サムスン ストレージ・テクノロジー株式会社 光ディスク装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0589501A (ja) 1991-09-27 1993-04-09 Matsushita Electric Ind Co Ltd 光ピツクアツプ用フオーカシングサーボ制御装置
EP0840304B1 (en) * 1993-04-02 2000-07-26 Sony Corporation Focusing servo system and focus servo acquisition enable method
EP0666566B1 (en) * 1993-08-10 2001-11-14 Sony Corporation Recording and/or reproduction apparatus
MY117767A (en) * 1996-07-10 2004-08-30 Sony Corp Apparatus and method for reproducing data recorded at a predetermined linear velocity on a disc-like recording medium.
JP3092657B2 (ja) 1996-07-10 2000-09-25 ティアック株式会社 デ−タ再生方法及び装置
WO1998007149A1 (fr) * 1996-08-14 1998-02-19 Sony Corporation Dispositif et procede de reproduction de donnees sur disque
US5870363A (en) * 1996-10-25 1999-02-09 Oak Technology, Inc. Optical disk motor servo and method for closed loop speed control
US6088315A (en) * 1997-05-28 2000-07-11 Sony Corporation Disc recording and/or reproducing apparatus and its motor drive control circuit
US6310848B1 (en) * 1998-02-10 2001-10-30 Victor Company Of Japan, Ltd. Power saving system for optical disc recording/reproducing apparatus
TW374898B (en) * 1998-02-27 1999-11-21 Mediatek Inc Switching method of reading modes of CD-ROM
US6389548B1 (en) * 1999-04-12 2002-05-14 Liam Bowles Pulse run-length measurement for HF data signal by dividing accumulated phase difference between first and second zero-crossings by single-cycle range using multiple cycle range sawtooth waveform

Also Published As

Publication number Publication date
CN1131513C (zh) 2003-12-17
KR20010053188A (ko) 2001-06-25
US6687202B1 (en) 2004-02-03
JP3708362B2 (ja) 2005-10-19
KR100391857B1 (ko) 2003-07-16
WO2000065582A1 (en) 2000-11-02
CN1302432A (zh) 2001-07-04
TW559801B (en) 2003-11-01
JP2000311361A (ja) 2000-11-07

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