DE69709011D1 - Vorrichtung zur Bestimmung des Typs einer Platte, Wiedergabegerät für optische Platte und Vorrichtung zur Detektion eines Spurverfolgungsfehlersignals - Google Patents

Vorrichtung zur Bestimmung des Typs einer Platte, Wiedergabegerät für optische Platte und Vorrichtung zur Detektion eines Spurverfolgungsfehlersignals

Info

Publication number
DE69709011D1
DE69709011D1 DE69709011T DE69709011T DE69709011D1 DE 69709011 D1 DE69709011 D1 DE 69709011D1 DE 69709011 T DE69709011 T DE 69709011T DE 69709011 T DE69709011 T DE 69709011T DE 69709011 D1 DE69709011 D1 DE 69709011D1
Authority
DE
Germany
Prior art keywords
error signal
signal detection
tracking error
type determining
optical disk
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 - Lifetime
Application number
DE69709011T
Other languages
English (en)
Other versions
DE69709011T2 (de
Inventor
Yasuhiro Ueki
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Priority claimed from JP27423696A external-priority patent/JPH09274765A/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of DE69709011D1 publication Critical patent/DE69709011D1/de
Application granted granted Critical
Publication of DE69709011T2 publication Critical patent/DE69709011T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/08—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
    • G11B7/08511—Methods for track change, selection or preliminary positioning by moving the head with focus 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
    • G11B7/0901—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
    • G11B7/0903—Multi-beam tracking 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
    • 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
    • G11B7/09—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
DE69709011T 1996-09-25 1997-09-16 Vorrichtung zur Bestimmung des Typs einer Platte, Wiedergabegerät für optische Platte und Vorrichtung zur Detektion eines Spurverfolgungsfehlersignals Expired - Lifetime DE69709011T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27423696A JPH09274765A (ja) 1996-02-08 1996-09-25 ディスク種類判別装置及び光ディスク再生装置

Publications (2)

Publication Number Publication Date
DE69709011D1 true DE69709011D1 (de) 2002-01-24
DE69709011T2 DE69709011T2 (de) 2002-05-02

Family

ID=17538907

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69709011T Expired - Lifetime DE69709011T2 (de) 1996-09-25 1997-09-16 Vorrichtung zur Bestimmung des Typs einer Platte, Wiedergabegerät für optische Platte und Vorrichtung zur Detektion eines Spurverfolgungsfehlersignals
DE69727989T Expired - Lifetime DE69727989T2 (de) 1996-09-25 1997-09-16 Gerät zur Festlegung des Typs einer Platte, Gerät zur Wiedergabe einer optischen Platte

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69727989T Expired - Lifetime DE69727989T2 (de) 1996-09-25 1997-09-16 Gerät zur Festlegung des Typs einer Platte, Gerät zur Wiedergabe einer optischen Platte

Country Status (3)

Country Link
US (4) US6052344A (de)
EP (2) EP0833311B1 (de)
DE (2) DE69709011T2 (de)

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US7149169B2 (en) * 2003-11-13 2006-12-12 Mediatek Inc. Distinguishing optical disc types
US7746745B2 (en) * 2004-05-25 2010-06-29 Ricky Chang Method for determining the type of digital versatile disc
US7570561B2 (en) * 2004-05-25 2009-08-04 Bryan Tai Method for determining type of digital versatile discs
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JP2005353142A (ja) * 2004-06-09 2005-12-22 Matsushita Electric Ind Co Ltd 光ディスク判別装置
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JP4672558B2 (ja) * 2005-01-24 2011-04-20 パナソニック株式会社 ディスク判別方法及びディスク判別装置
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US8755258B2 (en) 2005-02-16 2014-06-17 Mitsubishi Electric Corporation Optical disc and optical disc device
JP2006302424A (ja) * 2005-04-21 2006-11-02 Toshiba Corp 光ヘッド装置
TWI277964B (en) * 2005-11-14 2007-04-01 Via Tech Inc Servo control device, optical disk drive, and servo control method
JP4583328B2 (ja) * 2006-02-28 2010-11-17 パナソニック株式会社 光ディスク装置および光ディスク判別方法
KR20080002277A (ko) * 2006-06-30 2008-01-04 삼성전자주식회사 광디스크 판별장치 및 그 방법
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Also Published As

Publication number Publication date
US20010055256A1 (en) 2001-12-27
US6608805B2 (en) 2003-08-19
US6711103B2 (en) 2004-03-23
DE69727989T2 (de) 2004-07-22
DE69727989D1 (de) 2004-04-08
DE69709011T2 (de) 2002-05-02
EP0833311A3 (de) 1998-12-16
US6052344A (en) 2000-04-18
EP1139342A3 (de) 2002-01-16
EP1139342B1 (de) 2004-03-03
EP0833311A2 (de) 1998-04-01
US6249494B1 (en) 2001-06-19
EP1139342A2 (de) 2001-10-04
US20030161231A1 (en) 2003-08-28
EP0833311B1 (de) 2001-12-12

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