KR100422498B1 - 광 디스크 장치의 디스크 판별 방법 및 광 디스크 장치 - Google Patents

광 디스크 장치의 디스크 판별 방법 및 광 디스크 장치

Info

Publication number
KR100422498B1
KR100422498B1 KR10-1999-7011726A KR19997011726A KR100422498B1 KR 100422498 B1 KR100422498 B1 KR 100422498B1 KR 19997011726 A KR19997011726 A KR 19997011726A KR 100422498 B1 KR100422498 B1 KR 100422498B1
Authority
KR
South Korea
Prior art keywords
disc
irradiating
laser light
discs
wavelength laser
Prior art date
Application number
KR10-1999-7011726A
Other languages
English (en)
Other versions
KR20010013711A (ko
Inventor
마스다에이지
미나미다카노부
Original Assignee
마츠시타 덴끼 산교 가부시키가이샤
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 마츠시타 덴끼 산교 가부시키가이샤 filed Critical 마츠시타 덴끼 산교 가부시키가이샤
Publication of KR20010013711A publication Critical patent/KR20010013711A/ko
Application granted granted Critical
Publication of KR100422498B1 publication Critical patent/KR100422498B1/ko

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • 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
    • 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
    • G11B7/0945—Methods for initialising servos, start-up sequences

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
KR10-1999-7011726A 1998-04-14 1999-12-11 광 디스크 장치의 디스크 판별 방법 및 광 디스크 장치 KR100422498B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP98-102335 1998-04-14
JP10233598A JP2001101771A (ja) 1998-04-14 1998-04-14 ディスク判別方法

Publications (2)

Publication Number Publication Date
KR20010013711A KR20010013711A (ko) 2001-02-26
KR100422498B1 true KR100422498B1 (ko) 2004-03-12

Family

ID=14324652

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1999-7011726A KR100422498B1 (ko) 1998-04-14 1999-12-11 광 디스크 장치의 디스크 판별 방법 및 광 디스크 장치

Country Status (6)

Country Link
US (1) US6501712B1 (ko)
JP (1) JP2001101771A (ko)
KR (1) KR100422498B1 (ko)
CN (1) CN1185652C (ko)
TW (1) TW426843B (ko)
WO (1) WO1999053492A1 (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100739663B1 (ko) * 2000-12-21 2007-07-13 삼성전자주식회사 광 기록/재생 시스템 모니터링 신호 생성 방법 및 장치
KR100400009B1 (ko) * 2001-08-25 2003-09-29 삼성전자주식회사 광 매체 판별 방법 및 장치
JP3891055B2 (ja) * 2001-11-16 2007-03-07 日本ビクター株式会社 光ディスクの種類判別方法及び光ディスク装置
KR20040044846A (ko) * 2002-11-22 2004-05-31 삼성전자주식회사 디스크 구동기에서 디스크 타입 식별 방법 및 장치
JP3975953B2 (ja) 2003-03-20 2007-09-12 日本ビクター株式会社 光ディスクの種類判別方法及び光ディスク装置
EP1463053A3 (en) * 2003-03-25 2006-12-06 Matsushita Electric Industrial Co., Ltd. Method and apparatus for recognizing optical discs, optical disc drive, and method and apparatus for distinguishing data storage layers
TWI260000B (en) * 2003-07-30 2006-08-11 Mediatek Inc Method for identifying the type of an optical disc
KR100548231B1 (ko) * 2003-09-30 2006-02-02 삼성전자주식회사 광디스크 판별방법 및 그 장치
US7149169B2 (en) * 2003-11-13 2006-12-12 Mediatek Inc. Distinguishing optical disc types
US7596069B2 (en) * 2003-11-25 2009-09-29 Dell Products L.P. Optical medium aligned information system and method
US20050111672A1 (en) * 2003-11-25 2005-05-26 Chen-Lee Chen Speaker matcher for use of multiple rooms
JP2007535085A (ja) * 2004-04-26 2007-11-29 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 異なるフォーマットの光学式記録担体を弁別する装置および方法
US7609599B2 (en) * 2006-02-17 2009-10-27 Mediatek Inc. Method of identifying a type of an optical disc and the device therefor
US20080291802A1 (en) * 2007-05-21 2008-11-27 Yao-Lung Chuang Optical disc type determining apparatus and method thereof
JP2009151863A (ja) * 2007-12-20 2009-07-09 Hitachi-Lg Data Storage Inc 記録再生装置及びディスクの判別方法
EP2264709B1 (en) * 2008-03-31 2018-08-01 Nidec Sankyo Corporation Card reader

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960002274A (ko) * 1994-06-08 1996-01-26 이헌조 디스크 구별방법 및 구별장치
JPH09282783A (ja) * 1996-02-14 1997-10-31 Matsushita Electric Ind Co Ltd 光学的記録再生装置
KR970076577A (ko) * 1996-05-30 1997-12-12 가나이 츠토무 광디스크장치
JPH1055603A (ja) * 1996-08-13 1998-02-24 Sony Corp ディスクドライブ装置
JPH1074331A (ja) * 1996-06-26 1998-03-17 Omron Corp 反射型光電センサ及び光ディスク判別装置
KR100194049B1 (ko) * 1996-10-04 1999-06-15 윤종용 디스크 판별 장치 및 방법
KR100271570B1 (ko) * 1997-08-30 2000-11-15 구자홍 광디스크 판별방법 및 그 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
JP3896171B2 (ja) 1996-01-25 2007-03-22 株式会社日立製作所 光ピックアップおよび光ディスク装置
JPH1064180A (ja) 1996-08-21 1998-03-06 Sony Corp ディスクドライブ装置
KR100224621B1 (ko) 1996-09-16 1999-10-15 윤종용 두께가 다른 디스크 호환을 위한 기록재생용 광픽업
US5859822A (en) * 1996-12-13 1999-01-12 Hitachi, Ltd. Optical disc player capable of reproducing a plurality of different types of optical discs
JPH10255274A (ja) 1997-03-10 1998-09-25 Pioneer Electron Corp 光ピックアップ装置
WO1998054704A1 (en) 1997-05-31 1998-12-03 Daewoo Electronics Co., Ltd. Optical pickup system for recording/reading different types of optical disks
JPH1166712A (ja) 1997-08-26 1999-03-09 Sanyo Electric Co Ltd ディスク判別方法
US6295260B1 (en) * 1998-05-13 2001-09-25 Matsushita Electric Industrial Co., Ltd. Optical disk apparatus and computer with the optical disk apparatus built in

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960002274A (ko) * 1994-06-08 1996-01-26 이헌조 디스크 구별방법 및 구별장치
JPH09282783A (ja) * 1996-02-14 1997-10-31 Matsushita Electric Ind Co Ltd 光学的記録再生装置
KR970076577A (ko) * 1996-05-30 1997-12-12 가나이 츠토무 광디스크장치
KR100271859B1 (ko) * 1996-05-30 2000-11-15 가나이 쓰도무 광디스크장치 및 광디스크 판별방법
JPH1074331A (ja) * 1996-06-26 1998-03-17 Omron Corp 反射型光電センサ及び光ディスク判別装置
JPH1055603A (ja) * 1996-08-13 1998-02-24 Sony Corp ディスクドライブ装置
KR100194049B1 (ko) * 1996-10-04 1999-06-15 윤종용 디스크 판별 장치 및 방법
KR100271570B1 (ko) * 1997-08-30 2000-11-15 구자홍 광디스크 판별방법 및 그 장치

Also Published As

Publication number Publication date
TW426843B (en) 2001-03-21
CN1263629A (zh) 2000-08-16
US6501712B1 (en) 2002-12-31
CN1185652C (zh) 2005-01-19
WO1999053492A1 (fr) 1999-10-21
JP2001101771A (ja) 2001-04-13
KR20010013711A (ko) 2001-02-26

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