DE69701545T2 - Plattenunterscheidungsgerät für ein optisches Plattenwiedergabegerät - Google Patents

Plattenunterscheidungsgerät für ein optisches Plattenwiedergabegerät

Info

Publication number
DE69701545T2
DE69701545T2 DE69701545T DE69701545T DE69701545T2 DE 69701545 T2 DE69701545 T2 DE 69701545T2 DE 69701545 T DE69701545 T DE 69701545T DE 69701545 T DE69701545 T DE 69701545T DE 69701545 T2 DE69701545 T2 DE 69701545T2
Authority
DE
Germany
Prior art keywords
disc
discriminator
player
optical disc
optical
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
DE69701545T
Other languages
English (en)
Other versions
DE69701545D1 (de
Inventor
Hideyo Kamiyama
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Application granted granted Critical
Publication of DE69701545D1 publication Critical patent/DE69701545D1/de
Publication of DE69701545T2 publication Critical patent/DE69701545T2/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
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • 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
    • 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
    • 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
    • G11B7/0908—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 focusing only
DE69701545T 1996-05-28 1997-05-27 Plattenunterscheidungsgerät für ein optisches Plattenwiedergabegerät Expired - Fee Related DE69701545T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8156210A JPH09330554A (ja) 1996-05-28 1996-05-28 光ディスク再生装置

Publications (2)

Publication Number Publication Date
DE69701545D1 DE69701545D1 (de) 2000-05-04
DE69701545T2 true DE69701545T2 (de) 2000-08-03

Family

ID=15622776

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69701545T Expired - Fee Related DE69701545T2 (de) 1996-05-28 1997-05-27 Plattenunterscheidungsgerät für ein optisches Plattenwiedergabegerät

Country Status (5)

Country Link
US (1) US5909419A (de)
EP (1) EP0810588B1 (de)
JP (1) JPH09330554A (de)
CN (1) CN1118796C (de)
DE (1) DE69701545T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3718941B2 (ja) 1997-02-26 2005-11-24 ソニー株式会社 光ディスク装置
DE19746990A1 (de) * 1997-09-30 1999-04-01 Thomson Brandt Gmbh Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
KR100636116B1 (ko) * 1999-12-02 2006-10-18 삼성전자주식회사 디스크 종류 판단방법 및 장치
US6629089B1 (en) * 2000-09-29 2003-09-30 Cirrus Logic, Inc. Artificial neural network voice coil motor controller
SE525754C2 (sv) * 2001-02-23 2005-04-19 Audiodev Ab Apparat och metod för mätning av lokalt spåravstånd
US6745167B2 (en) * 2001-03-27 2004-06-01 Lite-On It Corporation Fuzzy-neuro method for discriminating optical disk type
JP2002304748A (ja) * 2001-04-05 2002-10-18 Pioneer Electronic Corp 光ディスク再生装置及び光ディスク判別方法
US6490237B1 (en) 2001-05-14 2002-12-03 Cirrus Logic, Inc. Fuzzy inference system and method for optical disc discrimination
JP3788504B2 (ja) * 2001-07-30 2006-06-21 船井電機株式会社 光ディスク判別方法及び光ディスク装置
TWI266285B (en) * 2001-09-04 2006-11-11 Via Tech Inc Method of locking track for CD-ROM drive
TWI242184B (en) * 2003-01-30 2005-10-21 Lite On It Corp Disc discrimination method for discriminating disc type of digital versatile disc
TWI256614B (en) * 2003-02-12 2006-06-11 Quanta Storage Inc Laser beam selection method of CD driver
KR20040107044A (ko) * 2003-06-12 2004-12-20 삼성전자주식회사 광 디스크 판별 방법 및 그 장치
JP2007004840A (ja) * 2005-06-21 2007-01-11 Orion Denki Kk ディスク再生装置の回転数検出方法及び制御方法並びにディスク再生装置
EP1927105A2 (de) * 2005-09-08 2008-06-04 Koninklijke Philips Electronics N.V. Parameteränderung vor dem schliessen eines radialen steuerkreises
JP4203509B2 (ja) 2006-03-30 2009-01-07 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、ディスク判別方法
TWI342550B (en) * 2007-06-26 2011-05-21 Sunplus Technology Co Ltd Optical disc identification apparatus and method thereof
JP2010186515A (ja) 2009-02-12 2010-08-26 Funai Electric Co Ltd 光ディスク読取装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166583B (en) * 1984-09-20 1988-06-29 Pioneer Electronic Corp Optical information recording and/or reproducing apparatus
JPS61177642A (ja) * 1985-01-31 1986-08-09 Olympus Optical Co Ltd 光学的情報記録再生装置
JP2578973B2 (ja) * 1989-05-01 1997-02-05 パイオニア株式会社 オン／オフトラック検出機能を有するコンパチブルディスクプレーヤ
JP3377048B2 (ja) * 1992-04-24 2003-02-17 パイオニア株式会社 追記型光ディスクの再生装置および再生方法
JPH0883465A (ja) * 1994-09-13 1996-03-26 Sony Corp 光ディスク再生装置
KR0183145B1 (ko) * 1995-09-30 1999-04-15 김광호 광 디스크 판별장치 및 방법
JPH09106617A (ja) * 1995-10-06 1997-04-22 Pioneer Electron Corp 情報記録媒体判別方法及び装置並びにフォーカスサーボ制御方法及び装置
TW453493U (en) * 1996-02-13 2001-09-01 Tokyo Shibaura Electric Co Reproducing device of optical disk

Also Published As

Publication number Publication date
CN1118796C (zh) 2003-08-20
US5909419A (en) 1999-06-01
DE69701545D1 (de) 2000-05-04
EP0810588B1 (de) 2000-03-29
JPH09330554A (ja) 1997-12-22
CN1168523A (zh) 1997-12-24
EP0810588A2 (de) 1997-12-03
EP0810588A3 (de) 1998-03-25

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee