DE69817081D1 - Gerät zur Unterscheidung optischer Platten - Google Patents

Gerät zur Unterscheidung optischer Platten

Info

Publication number
DE69817081D1
DE69817081D1 DE69817081T DE69817081T DE69817081D1 DE 69817081 D1 DE69817081 D1 DE 69817081D1 DE 69817081 T DE69817081 T DE 69817081T DE 69817081 T DE69817081 T DE 69817081T DE 69817081 D1 DE69817081 D1 DE 69817081D1
Authority
DE
Germany
Prior art keywords
optical disks
distinguishing optical
distinguishing
disks
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 - Lifetime
Application number
DE69817081T
Other languages
English (en)
Other versions
DE69817081T2 (de
Inventor
Shigeru Nemoto
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
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Application granted granted Critical
Publication of DE69817081D1 publication Critical patent/DE69817081D1/de
Publication of DE69817081T2 publication Critical patent/DE69817081T2/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
DE69817081T 1997-05-27 1998-05-26 Gerät zur Unterscheidung optischer Platten Expired - Lifetime DE69817081T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15298097 1997-05-27
JP9152980A JPH10334574A (ja) 1997-05-27 1997-05-27 光ディスク判別装置

Publications (2)

Publication Number Publication Date
DE69817081D1 true DE69817081D1 (de) 2003-09-18
DE69817081T2 DE69817081T2 (de) 2004-02-26

Family

ID=15552340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69817081T Expired - Lifetime DE69817081T2 (de) 1997-05-27 1998-05-26 Gerät zur Unterscheidung optischer Platten

Country Status (5)

Country Link
US (1) US6137758A (de)
EP (1) EP0881638B1 (de)
JP (1) JPH10334574A (de)
CN (1) CN1140898C (de)
DE (1) DE69817081T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11176070A (ja) 1997-12-15 1999-07-02 Sharp Corp 光ディスク装置
KR100288977B1 (ko) * 1997-12-30 2001-05-02 윤종용 광디스크 판별장치
JP2000057682A (ja) * 1998-08-10 2000-02-25 Funai Electric Co Ltd ディスク装置
KR100327800B1 (ko) * 1999-09-14 2002-03-15 구자홍 광디스크 장치에서의 슬레드 모터 구동 제어장치 및 방법
KR100636116B1 (ko) 1999-12-02 2006-10-18 삼성전자주식회사 디스크 종류 판단방법 및 장치
KR20020020525A (ko) * 2000-09-09 2002-03-15 구자홍 광 기록매체의 기록 재생 방법 및 장치
JP3968984B2 (ja) 2000-10-05 2007-08-29 三菱電機株式会社 光ディスク再生装置およびディスク種別判別方法
TW513854B (en) * 2000-11-21 2002-12-11 Via Tech Inc Defect protection circuit and method of disk data slicer
US6891789B2 (en) * 2001-01-25 2005-05-10 Dphi Acquisitions, Inc. Tracking and focus servo system with automatic media type detector
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP4067781B2 (ja) 2001-04-13 2008-03-26 株式会社日立エルジーデータストレージ ディスク再生装置
JP2002319151A (ja) * 2001-04-24 2002-10-31 Sharp Corp 光ピックアップ装置
US6490237B1 (en) 2001-05-14 2002-12-03 Cirrus Logic, Inc. Fuzzy inference system and method for optical disc discrimination
EP2270783A3 (de) 2002-07-02 2013-05-29 LG Electronics Inc. Hochdichter Optischer Datenträger und Verfahren zum Einschränken des Abspielens des Hochdichten Optischen Datenträgers in einer Optischen Datenträgervorrichtung
CN1296915C (zh) * 2002-08-26 2007-01-24 联发科技股份有限公司 差动推挽式寻轨误差信号的增益校正装置与方法
TWI251812B (en) * 2002-12-26 2006-03-21 Lite On It Corp Method for correcting compact disc player's disc mis-discrimination
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
KR20050007811A (ko) * 2003-07-11 2005-01-21 삼성전자주식회사 광 디스크 판별 방법 및 그 장치
US20050094506A1 (en) * 2003-10-29 2005-05-05 Tetsuya Shihara Recording and reproducing method, recording and reproducing device and semiconductor circuit
TWI253636B (en) * 2003-11-19 2006-04-21 Mediatek Inc Apparatus with switching servo gain and offset for optical disk device and method thereof
JP4026639B2 (ja) * 2004-11-04 2007-12-26 船井電機株式会社 光ディスク装置
EP2009626A1 (de) 2007-06-29 2008-12-31 Deutsche Thomson OHG Gerät mit einer Aufnahmeeinheit zur Bereitstellung von drei Strahlen zum Lesen von Daten von oder Schreiben von Daten auf einem optischen Speichermedium und entsprechendes optisches Speichermedium
US8630154B2 (en) 2010-05-11 2014-01-14 Thomson Licensing, LLC Apparatus comprising a pickup providing multiple beams

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5592448A (en) * 1992-05-08 1997-01-07 Hitachi, Ltd. Access control apparatus for optical disk according change of track pitch
JPH0668506A (ja) * 1992-08-21 1994-03-11 Sony Corp 光ディスク再生装置
JP2559348B2 (ja) * 1992-09-30 1996-12-04 日本コロムビア株式会社 光ディスクのトラックピッチ判別装置
JPH06301980A (ja) * 1993-04-16 1994-10-28 Sony Corp 光ディスクのトラックピッチ判別回路
JPH0836827A (ja) * 1994-07-25 1996-02-06 Victor Co Of Japan Ltd 光ディスク再生装置における光ディスクの判別装置
JPH0883465A (ja) * 1994-09-13 1996-03-26 Sony Corp 光ディスク再生装置
JPH08115525A (ja) * 1994-10-17 1996-05-07 Sanyo Electric Co Ltd トラックピッチ検出方法及びその装置
JPH08329490A (ja) * 1995-05-31 1996-12-13 Pioneer Electron Corp トラッキングエラー信号生成装置
JPH0917106A (ja) * 1995-06-28 1997-01-17 Aiwa Co Ltd ディスク判別装置
KR0154736B1 (ko) * 1995-08-07 1998-12-15 김광호 멀티디스크 재생 가능한 광디스크 기록재생 장치에서 리드 인 타임 최소화 방법
JPH0963067A (ja) * 1995-08-25 1997-03-07 Sony Corp トラックカウントパルスの発生装置
US5587981A (en) * 1995-09-05 1996-12-24 Kamatani; Yasuo Multi-standard optical disk reading method having distinction process
JP2728065B2 (ja) * 1995-12-04 1998-03-18 日本電気株式会社 光ディスク自動判別方法とそのシステム
TW453493U (en) * 1996-02-13 2001-09-01 Tokyo Shibaura Electric Co Reproducing device of optical disk
KR100194040B1 (ko) * 1996-04-19 1999-06-15 윤종용 광디스크 플레이어 시스템의 디스크 판별장치

Also Published As

Publication number Publication date
US6137758A (en) 2000-10-24
DE69817081T2 (de) 2004-02-26
EP0881638B1 (de) 2003-08-13
CN1140898C (zh) 2004-03-03
CN1201223A (zh) 1998-12-09
JPH10334574A (ja) 1998-12-18
EP0881638A1 (de) 1998-12-02

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