JP4576316B2 - サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法 - Google Patents

サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法 Download PDF

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Publication number
JP4576316B2
JP4576316B2 JP2005305164A JP2005305164A JP4576316B2 JP 4576316 B2 JP4576316 B2 JP 4576316B2 JP 2005305164 A JP2005305164 A JP 2005305164A JP 2005305164 A JP2005305164 A JP 2005305164A JP 4576316 B2 JP4576316 B2 JP 4576316B2
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JP
Japan
Prior art keywords
signal
recording
optical disc
servo control
generating
Prior art date
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Expired - Fee Related
Application number
JP2005305164A
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English (en)
Japanese (ja)
Other versions
JP2007115329A (ja
JP2007115329A5 (enExample
Inventor
義典 石川
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.)
Hitachi Ltd
Hitachi LG Data Storage Inc
Original Assignee
Hitachi Ltd
Hitachi LG Data Storage Inc
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 Hitachi Ltd, Hitachi LG Data Storage Inc filed Critical Hitachi Ltd
Priority to JP2005305164A priority Critical patent/JP4576316B2/ja
Priority to US11/489,584 priority patent/US7663986B2/en
Publication of JP2007115329A publication Critical patent/JP2007115329A/ja
Publication of JP2007115329A5 publication Critical patent/JP2007115329A5/ja
Priority to US12/689,793 priority patent/US8427913B2/en
Application granted granted Critical
Publication of JP4576316B2 publication Critical patent/JP4576316B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G11B7/0948—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 detection and avoidance or compensation of imperfections on the carrier, e.g. dust, scratches, dropouts
    • 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
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G11B19/041—Detection or prevention of read or write errors
    • 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
    • G11B7/085—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
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP2005305164A 2005-10-20 2005-10-20 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法 Expired - Fee Related JP4576316B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005305164A JP4576316B2 (ja) 2005-10-20 2005-10-20 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法
US11/489,584 US7663986B2 (en) 2005-10-20 2006-07-20 Servo control signal generation device and an optical disk device using the same
US12/689,793 US8427913B2 (en) 2005-10-20 2010-01-19 Servo control signal generation device and an optical disk device using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005305164A JP4576316B2 (ja) 2005-10-20 2005-10-20 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010095606A Division JP2010192105A (ja) 2010-04-19 2010-04-19 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法

Publications (3)

Publication Number Publication Date
JP2007115329A JP2007115329A (ja) 2007-05-10
JP2007115329A5 JP2007115329A5 (enExample) 2008-08-07
JP4576316B2 true JP4576316B2 (ja) 2010-11-04

Family

ID=37985249

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005305164A Expired - Fee Related JP4576316B2 (ja) 2005-10-20 2005-10-20 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法

Country Status (2)

Country Link
US (2) US7663986B2 (enExample)
JP (1) JP4576316B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8233365B1 (en) * 2007-02-27 2012-07-31 Marvell International Ltd. Methods and apparatuses for detecting a modulation transition in an optical storage medium
TW200912909A (en) * 2007-05-11 2009-03-16 Koninkl Philips Electronics Nv Method of recording over defects
JP4618320B2 (ja) * 2008-04-22 2011-01-26 船井電機株式会社 光ディスク装置
JP2010192105A (ja) * 2010-04-19 2010-09-02 Hitachi Ltd サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法
TWI406273B (zh) * 2010-06-22 2013-08-21 Sunplus Technology Co Ltd 判斷光碟片空白區域或資料記錄區域的方法與裝置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59104332A (ja) 1982-12-07 1984-06-16 Hitachi Chem Co Ltd ７環状体フエノ−ル・ホルムアルデヒド化合物及びその製造法
JPS59198537A (ja) * 1983-04-22 1984-11-10 Matsushita Electric Ind Co Ltd 光学的記録再生装置
JPS61134930A (ja) 1984-12-06 1986-06-23 Matsushita Electric Ind Co Ltd 光学式デイスク再生装置のトラツク検索装置
JPH0770061B2 (ja) 1986-12-27 1995-07-31 富士通テン株式会社 光学デイスク再生装置
JP2508477B2 (ja) * 1987-02-02 1996-06-19 ソニー株式会社 デイスク装置
JP2512087B2 (ja) 1988-06-24 1996-07-03 株式会社日立製作所 光記録媒体および光記録方法
JPH04149824A (ja) * 1990-10-12 1992-05-22 Pioneer Electron Corp 光ディスクの情報読取装置
JPH06150329A (ja) 1992-10-31 1994-05-31 Sony Corp 光ディスク及び光ディスク記録再生装置
US5896365A (en) * 1995-04-28 1999-04-20 Canon Kabushiki Kaisha Optical information recording medium capable of recording in lands and grooves without a track-jumping operation; optical information recording/reproducing apparatus using, and master disk exposure apparatus for producing the same
JP2842358B2 (ja) * 1996-02-13 1999-01-06 日本電気株式会社 光ディスクのトラックカウント装置
JPH1021547A (ja) 1996-07-04 1998-01-23 Taiyo Yuden Co Ltd 光ディスクのディフェクト検出方法及びその装置
JP3755731B2 (ja) 2000-06-14 2006-03-15 Ｔｄｋ株式会社 光記録再生装置
JP4475833B2 (ja) * 2001-03-02 2010-06-09 日本テキサス・インスツルメンツ株式会社 ミラー検出信号生成回路
JP2003030850A (ja) 2001-07-13 2003-01-31 Hitachi Ltd 光ディスク再生装置
JP2003242658A (ja) 2002-02-14 2003-08-29 Teac Corp 光ディスク装置
JP2005174528A (ja) * 2003-11-18 2005-06-30 Hitachi Maxell Ltd 光ディスク及びその製造方法並びに記録再生装置
JP2005166096A (ja) 2003-11-28 2005-06-23 Toshiba Corp 光ディスク、光ディスク装置、光ディスク記録再生方法、ｂｃａコード記録装置及びｂｃａコード記録方法

Also Published As

Publication number Publication date
US8427913B2 (en) 2013-04-23
JP2007115329A (ja) 2007-05-10
US20100118670A1 (en) 2010-05-13
US20070091754A1 (en) 2007-04-26
US7663986B2 (en) 2010-02-16

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