CN1127062C - 读和/或写光记录介质的装置 - Google Patents

读和/或写光记录介质的装置 Download PDF

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Publication number
CN1127062C
CN1127062C CN98108721A CN98108721A CN1127062C CN 1127062 C CN1127062 C CN 1127062C CN 98108721 A CN98108721 A CN 98108721A CN 98108721 A CN98108721 A CN 98108721A CN 1127062 C CN1127062 C CN 1127062C
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CN
China
Prior art keywords
signal
delay element
delay
detector
time
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
CN98108721A
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English (en)
Chinese (zh)
Other versions
CN1201975A (zh
Inventor
克里斯琴·比克勒
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.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Publication of CN1201975A publication Critical patent/CN1201975A/zh
Application granted granted Critical
Publication of CN1127062C publication Critical patent/CN1127062C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • G11B7/0901—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 for track following only
    • G11B7/0906—Differential phase difference systems
    • 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
    • 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
    • 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
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier

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  • Optical Recording Or Reproduction (AREA)
CN98108721A 1997-06-05 1998-06-01 读和/或写光记录介质的装置 Expired - Fee Related CN1127062C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19723542A DE19723542A1 (de) 1997-06-05 1997-06-05 Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
DE19723542.5 1997-06-05

Publications (2)

Publication Number Publication Date
CN1201975A CN1201975A (zh) 1998-12-16
CN1127062C true CN1127062C (zh) 2003-11-05

Family

ID=7831453

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98108721A Expired - Fee Related CN1127062C (zh) 1997-06-05 1998-06-01 读和/或写光记录介质的装置

Country Status (5)

Country Link
US (1) US6266305B1 (enExample)
EP (1) EP0883114B1 (enExample)
JP (1) JPH1116177A (enExample)
CN (1) CN1127062C (enExample)
DE (2) DE19723542A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
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US6262954B1 (en) * 1997-09-30 2001-07-17 Kabushiki Kaisha Toshiba Optical disk apparatus
EP0936602B1 (en) * 1998-02-13 2006-09-20 Yamaha Corporation Optical disk recording technique capable of forming pits accurately centered on track and servo-balance adjusting technique for optical disk recording
DE19852291A1 (de) * 1998-11-13 2000-05-18 Thomson Brandt Gmbh Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
FR2796487B1 (fr) * 1999-06-28 2001-10-12 St Microelectronics Sa Procede et dispositif pour l'asservissement d'un faisceau optique incident sur une piste d'un support mobile d'informations, en particulier un disque numerique a vitesse de rotation elevee
JP3439393B2 (ja) * 1999-08-30 2003-08-25 松下電器産業株式会社 トラッキング誤差検出装置
KR20010059876A (ko) * 1999-12-30 2001-07-06 구자홍 광 기록재생기의 제어 방법
DE10041426A1 (de) * 2000-08-23 2002-03-07 Thomson Brandt Gmbh Verfahren zur Spurführung in einem Gerät zum Lesen und/oder Beschreiben eines optischen Aufzeichnungsträgers sowie entsprechendes Gerät zum Lesen und/oder Beschreiben eines optischen Aufzeichnungsträgers
DE10140326A1 (de) * 2001-08-16 2003-02-27 Thomson Brandt Gmbh Verfahren zur Verminderung des Rauschens in einem Wobbelsignal
KR100906472B1 (ko) * 2002-05-21 2009-07-08 삼성전자주식회사 다중 검출기를 이용한 광기록매체 데이터 재생 장치
CN100501842C (zh) * 2002-06-07 2009-06-17 汤姆森特许公司 优化的跟踪方法
KR100629500B1 (ko) * 2002-07-31 2006-09-28 삼성전자주식회사 트랙킹 에러신호 생성장치
TWI248610B (en) * 2003-04-07 2006-02-01 Mediatek Inc Method and related apparatus for deriving a tracking error signal
US7084894B2 (en) * 2003-09-12 2006-08-01 Hewlett-Packard Development Company, L.P. Optical disc drive focusing apparatus
JP4050738B2 (ja) * 2003-11-07 2008-02-20 松下電器産業株式会社 アドレス信号位置検出装置、光ディスク再生装置およびアドレス信号位置検出方法
JP4326404B2 (ja) * 2004-06-09 2009-09-09 株式会社リコー 位相差検出回路及びその位相差検出回路を有する光ディスク装置
US7633842B2 (en) * 2004-07-08 2009-12-15 Realtek Semiconductor Corp. Apparatus for generating tracking error signal in optical disc drive
US7583569B2 (en) * 2004-07-08 2009-09-01 Realtek Semiconductor Corp. Apparatus and related method for generating a tracking error signal in an optical disc drive
TWI258740B (en) * 2004-07-08 2006-07-21 Realtek Semiconductor Corp Apparatus and method for generating a tracking error signal in an optical disc drive
US7324419B2 (en) * 2004-12-11 2008-01-29 Hewlett-Packard Development Company, L.P. Focus control via AC input signal
JP4514790B2 (ja) * 2005-06-01 2010-07-28 パナソニック株式会社 位相誤差検出装置
US7551469B1 (en) * 2009-01-05 2009-06-23 Internationa Business Machines Corporation Unidirectional racetrack memory device

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US3591292A (en) * 1968-06-03 1971-07-06 Bendix Corp Optical control device
NL182258C (nl) * 1976-01-28 1988-02-01 Philips Nv Inrichting voor het uitlezen van een vlakke registratiedrager met een optisch uitleesbare informatiestructuur.
US4057833A (en) * 1974-10-03 1977-11-08 U.S. Philips Corporation Centering detection system for an apparatus for playing optically readable record carriers
NL8000122A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen en/of weergeven van datainformatie in c.q. van zo'n registratiedrager.
NL8102621A (nl) * 1981-05-29 1982-12-16 Philips Nv Inrichting voor het beschrijven en/of uitlezen van een registratiedrager.
JPS5891538A (ja) * 1981-11-25 1983-05-31 Hitachi Ltd 光デイスクトラツク追跡装置
US4740940A (en) * 1985-03-11 1988-04-26 Matsushita Electric Industrial Co., Ltd. Optical information read apparatus
JPH063648B2 (ja) * 1986-01-16 1994-01-12 松下電器産業株式会社 光学的情報再生装置
JPS63131334A (ja) * 1986-11-20 1988-06-03 Matsushita Electric Ind Co Ltd 光学的情報再生装置
NL8703001A (nl) * 1986-12-11 1988-07-01 Pioneer Electronic Corp Een volgfoutsignaalgenerator.
JP2614482B2 (ja) * 1988-03-11 1997-05-28 三洋電機株式会社 光学式デイスクプレーヤの信号再生回路
JPH02108244A (ja) * 1988-10-17 1990-04-20 Matsushita Electric Ind Co Ltd 光学的情報再生装置
JP2716569B2 (ja) * 1990-04-25 1998-02-18 パイオニア株式会社 光学式情報読取り装置
DE4026875A1 (de) * 1990-08-25 1992-02-27 Thomson Brandt Gmbh Optische abtastvorrichtung
TW364992B (en) * 1996-04-25 1999-07-21 Toshiba Corp Optic data regeneration apparatus and control method thereof
DE19627383A1 (de) * 1996-07-06 1998-01-08 Thomson Brandt Gmbh Gerät zum Lesen oder Beschreiben optischer Aufzeichnungsträger

Also Published As

Publication number Publication date
EP0883114B1 (en) 2006-11-29
CN1201975A (zh) 1998-12-16
DE69836515D1 (de) 2007-01-11
EP0883114A2 (en) 1998-12-09
US6266305B1 (en) 2001-07-24
EP0883114A3 (en) 2000-02-23
JPH1116177A (ja) 1999-01-22
DE19723542A1 (de) 1998-12-10
DE69836515T2 (de) 2007-06-28

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20031105

Termination date: 20100601