ATE86043T1 - Spurfolgesysteme fuer optische plattenspieler. - Google Patents

Spurfolgesysteme fuer optische plattenspieler.

Info

Publication number
ATE86043T1
ATE86043T1 AT87311056T AT87311056T ATE86043T1 AT E86043 T1 ATE86043 T1 AT E86043T1 AT 87311056 T AT87311056 T AT 87311056T AT 87311056 T AT87311056 T AT 87311056T AT E86043 T1 ATE86043 T1 AT E86043T1
Authority
AT
Austria
Prior art keywords
laser beam
tracking error
beam spot
track
signal
Prior art date
Application number
AT87311056T
Other languages
English (en)
Inventor
Naoya Eguchi
Norio Nishida
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE86043T1 publication Critical patent/ATE86043T1/de

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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
    • 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
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
AT87311056T 1986-12-15 1987-12-15 Spurfolgesysteme fuer optische plattenspieler. ATE86043T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61296644A JPH0679378B2 (ja) 1986-12-15 1986-12-15 光学式記録再生装置のトラツキングサ−ボ回路
EP87311056A EP0272873B1 (de) 1986-12-15 1987-12-15 Spurfolgesysteme für optische Plattenspieler

Publications (1)

Publication Number Publication Date
ATE86043T1 true ATE86043T1 (de) 1993-03-15

Family

ID=17836205

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87311056T ATE86043T1 (de) 1986-12-15 1987-12-15 Spurfolgesysteme fuer optische plattenspieler.

Country Status (6)

Country Link
US (1) US4843601A (de)
EP (1) EP0272873B1 (de)
JP (1) JPH0679378B2 (de)
KR (1) KR950007290B1 (de)
AT (1) ATE86043T1 (de)
DE (1) DE3784326T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6437773A (en) * 1987-08-01 1989-02-08 Sony Corp Track jump device of disk device
US5184338A (en) * 1987-06-25 1993-02-02 Mitsubishi Denki Kabushiki Kaisha Optical disc system with improved track jumping operation
DE3732899A1 (de) * 1987-09-30 1989-04-20 Thomson Brandt Gmbh Spurregelkreis fuer eine optische abtastvorrichtung
JPH073692B2 (ja) * 1987-12-02 1995-01-18 株式会社日立製作所 光ディスク装置におけるトラッキング制御回路
US5321675A (en) * 1988-03-03 1994-06-14 Mitsubishi Denki Kabushiki Kaisha Pit spacing in the servo field of an optical disk for speed and direction detection and data retrieval
JPH02149932A (ja) * 1988-11-30 1990-06-08 Victor Co Of Japan Ltd 光ディスク読取装置
JP2785290B2 (ja) * 1988-12-19 1998-08-13 ソニー株式会社 光ディスクのシーク及びトラッキング装置
US5253239A (en) * 1989-11-24 1993-10-12 Matsushita Electric Industrial Co., Ltd. Control apparatus for tracking a light beam on a track of an optical recording medium
US5214629A (en) * 1990-02-27 1993-05-25 Hitachi Maxell, Ltd. Optical disc having a high-speed access capability and reading apparatus therefor
JP2836756B2 (ja) * 1990-04-19 1998-12-14 オリンパス光学工業株式会社 光学的情報記録・再生装置のトラックジャンプ制御装置
US5268887A (en) * 1990-05-15 1993-12-07 Kabushiki Kaisha Toshiba Optical recording medium having offset-compensating areas
JPH0478034A (ja) * 1990-05-15 1992-03-12 Toshiba Corp 光情報記録媒体及び光情報記録再生装置
JP2656371B2 (ja) * 1990-06-26 1997-09-24 富士通株式会社 光ディスク装置
JPH04236589A (ja) * 1991-01-18 1992-08-25 Fujitsu Ltd データ処理装置
JPH04259921A (ja) * 1991-02-15 1992-09-16 Ricoh Co Ltd 光ディスク装置
TW213519B (de) * 1991-08-01 1993-09-21 Philips Nv
EP0562595A3 (en) * 1992-03-26 1994-07-06 Matsushita Electric Ind Co Ltd Apparatus for positioning optical head on a track of rotating disk
JPH0696524A (ja) * 1992-09-11 1994-04-08 Sony Corp 記録媒体、記録方法、記録再生装置およびカッティング装置
JPH08306054A (ja) * 1995-04-28 1996-11-22 Sony Corp トラッキングサーボ回路
US20060149369A1 (en) * 1997-05-20 2006-07-06 C&C Vision International Limited Accommodating arching lens
JPH11265513A (ja) * 1998-01-13 1999-09-28 Fujitsu Ltd 光学的記憶装置
DE10064050A1 (de) * 2000-12-21 2002-07-04 Thomson Brandt Gmbh Verfahren zu Positionssteuerung bei optischen Datenträgern mit Adressinformationen
JP2008504642A (ja) * 2004-06-28 2008-02-14 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光ディスクの読出しのロバストネスを向上する方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU530869B2 (en) * 1979-09-26 1983-08-04 Discovision Associates Video disc player
JPS5774837A (en) * 1980-10-25 1982-05-11 Olympus Optical Co Ltd Signal detection system of optical information reproducing device
DE3111113C2 (de) * 1981-03-20 1986-01-23 Karl Mayer Textil-Maschinen-Fabrik Gmbh, 6053 Obertshausen Regelvorrichtung für den Motor einer das Gewirk beeinflussenden Wickelvorrichtung, wie Teilkettbaum, bei einer Kettenwirkmaschine
US4494226A (en) * 1981-10-15 1985-01-15 Burroughs Corporation Three beam optical memory system
JPS5877036A (ja) * 1981-10-30 1983-05-10 Olympus Optical Co Ltd ピット中心検出方法
US4564929A (en) * 1981-11-25 1986-01-14 Hitachi, Ltd. Information recording and reproducing apparatus with tracking control by sampling
JPS58143472A (ja) * 1982-02-22 1983-08-26 Hitachi Ltd 記録情報再生装置のトラツキングサ−ボ制御装置
FR2523347B1 (fr) * 1982-03-12 1988-11-04 Thomson Csf Support d'information mobile pregrave et dispositif optique de suivi de piste mettant en oeuvre un tel support
FR2523349A1 (fr) * 1982-03-12 1983-09-16 Thomson Csf Procede et dispositif optique de generation de signaux d'asservissements de la position d'une tache d'exploration des pistes d'un support d'information
JPS592240A (ja) * 1982-06-25 1984-01-07 Pioneer Electronic Corp トラツキングサ−ボ装置
JPS59167861A (ja) * 1983-03-14 1984-09-21 Sony Corp 光学式デイスク・プレ−ヤ−のトラツキング制御装置
JPS61977A (ja) * 1984-06-13 1986-01-06 Pioneer Electronic Corp トラツキングサ−ボ装置
US4748609A (en) * 1985-03-29 1988-05-31 Hitachi, Ltd. Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset
US4740939A (en) * 1985-05-22 1988-04-26 Hitachi Ltd. Apparatus for reproducing information recorded on a disk
US4779251A (en) * 1987-06-12 1988-10-18 Optimem Optical disk memory system with closed loop micro-jump between adjacent tracks

Also Published As

Publication number Publication date
US4843601A (en) 1989-06-27
DE3784326D1 (de) 1993-04-01
KR880008257A (ko) 1988-08-30
EP0272873A3 (en) 1989-10-04
DE3784326T2 (de) 1993-07-29
KR950007290B1 (ko) 1995-07-07
EP0272873A2 (de) 1988-06-29
JPS63149835A (ja) 1988-06-22
JPH0679378B2 (ja) 1994-10-05
EP0272873B1 (de) 1993-02-24

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee