NL1005110C2 - Automatische schijfdiscriminatiemethode en apparaat in optisch schijfsysteem. - Google Patents

Automatische schijfdiscriminatiemethode en apparaat in optisch schijfsysteem. Download PDF

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Publication number
NL1005110C2
NL1005110C2 NL1005110A NL1005110A NL1005110C2 NL 1005110 C2 NL1005110 C2 NL 1005110C2 NL 1005110 A NL1005110 A NL 1005110A NL 1005110 A NL1005110 A NL 1005110A NL 1005110 C2 NL1005110 C2 NL 1005110C2
Authority
NL
Netherlands
Prior art keywords
disc
signal
objective lens
optical disc
optical
Prior art date
Application number
NL1005110A
Other languages
English (en)
Dutch (nl)
Other versions
NL1005110A1 (nl
Inventor
Sung-Jin Lee
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of NL1005110A1 publication Critical patent/NL1005110A1/xx
Application granted granted Critical
Publication of NL1005110C2 publication Critical patent/NL1005110C2/nl

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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • 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
    • 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
NL1005110A 1996-01-29 1997-01-28 Automatische schijfdiscriminatiemethode en apparaat in optisch schijfsysteem. NL1005110C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019960001962A KR0176569B1 (ko) 1996-01-29 1996-01-29 광디스크 시스템에 있어서 두께가 다른 디스크간의 자동판별방법 및 장치
KR19960001962 1996-01-29

Publications (2)

Publication Number Publication Date
NL1005110A1 NL1005110A1 (nl) 1997-07-30
NL1005110C2 true NL1005110C2 (nl) 1998-01-07

Family

ID=19450294

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1005110A NL1005110C2 (nl) 1996-01-29 1997-01-28 Automatische schijfdiscriminatiemethode en apparaat in optisch schijfsysteem.

Country Status (6)

Country Link
US (1) US5808993A (ja)
JP (1) JP2816142B2 (ja)
KR (1) KR0176569B1 (ja)
CN (1) CN1077708C (ja)
GB (1) GB2309816B (ja)
NL (1) NL1005110C2 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100189899B1 (ko) * 1996-02-14 1999-06-01 윤종용 두께가 다른 광 디스크의 판별 방법 및 이를 적용한 광학장치
JPH09251662A (ja) * 1996-03-15 1997-09-22 Sony Corp 記録媒体記録再生装置および記録媒体記録再生方法
JP3439300B2 (ja) * 1996-06-11 2003-08-25 パイオニア株式会社 情報記録媒体判別装置
JPH10269611A (ja) * 1997-03-27 1998-10-09 Pioneer Electron Corp 光ピックアップ及びそれを用いた多層ディスク再生装置
CN1154985C (zh) * 1998-07-03 2004-06-23 株式会社日立制作所 光检测器、信号处理电路、及其光信息再现设备
JP2000100059A (ja) 1998-09-18 2000-04-07 Mitsumi Electric Co Ltd 光ディスク装置
GB9908404D0 (en) * 1999-04-14 1999-06-09 02Dvd Limited Data recording arrangements
EP1515319B1 (en) * 1999-10-06 2008-07-23 Matsushita Electric Industrial Co., Ltd. Lens, optical head, optical information writing/reading apparatus and optical information recording medium writing/reading method
JP2002140823A (ja) * 2000-11-02 2002-05-17 Sony Corp フォーカスサーチ装置及びフォーカスサーチ方法
TWI249157B (en) * 2001-07-11 2006-02-11 Via Tech Inc Focusing method of jumping-layer reading data for CD-ROM drive
KR100438783B1 (ko) 2002-01-15 2004-07-05 삼성전자주식회사 디스크 판별 방법
TWI229855B (en) * 2002-11-29 2005-03-21 Lite On It Corp Determination method of optical medium
JP2004288292A (ja) 2003-03-20 2004-10-14 Victor Co Of Japan Ltd フォーカスサーチ方法及び光ディスク装置
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
KR100619364B1 (ko) * 2004-06-23 2006-09-08 삼성전기주식회사 높이 가변형 턴테이블 어셈블리 및 그를 포함하는광디스크 장치
US7492685B2 (en) * 2005-01-20 2009-02-17 Zoran Corporation Techniques for detecting a type of optical media and operating a media machine in response
JP4609456B2 (ja) 2007-06-04 2011-01-12 セイコーエプソン株式会社 プロジェクタ、制御方法、制御プログラム、および記録媒体

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0554406A (ja) * 1991-08-21 1993-03-05 Matsushita Electric Ind Co Ltd 光デイスク装置
EP0610055A2 (en) * 1993-02-01 1994-08-10 Matsushita Electric Industrial Co., Ltd. Compound objective lens having two focal points and apparatus using the lens
JPH06333255A (ja) * 1993-05-25 1994-12-02 Matsushita Electric Ind Co Ltd 光ヘッド装置
EP0767455A2 (en) * 1995-10-06 1997-04-09 Pioneer Electronic Corporation Optical record medium judging method and apparatus and focus servo controlling method and apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63153456A (ja) * 1986-12-18 1988-06-25 Yokogawa Electric Corp 光デイスクテストシステム
JPS63109366U (ja) * 1986-12-27 1988-07-14
US5235581A (en) * 1990-08-09 1993-08-10 Matsushita Electric Industrial Co., Ltd. Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses
JPH04364229A (ja) * 1990-11-01 1992-12-16 Matsushita Electric Ind Co Ltd 光方式記録再生方法および記録媒体、光方式記録再生装置
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
US5432762A (en) * 1992-11-12 1995-07-11 Teac Corporation Detection apparatus for detecting sector marks of optical disk and optical disk access apparatus
JP2944411B2 (ja) * 1994-03-22 1999-09-06 三洋電機株式会社 ピット／グルーブ判別回路
JP3599399B2 (ja) * 1995-02-02 2004-12-08 パイオニア株式会社 光ピックアップ装置及び光記録媒体判別装置
KR0154736B1 (ko) * 1995-08-07 1998-12-15 김광호 멀티디스크 재생 가능한 광디스크 기록재생 장치에서 리드 인 타임 최소화 방법
JPH09190634A (ja) * 1996-01-10 1997-07-22 Hitachi Ltd 光ディスク装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0554406A (ja) * 1991-08-21 1993-03-05 Matsushita Electric Ind Co Ltd 光デイスク装置
EP0610055A2 (en) * 1993-02-01 1994-08-10 Matsushita Electric Industrial Co., Ltd. Compound objective lens having two focal points and apparatus using the lens
JPH06333255A (ja) * 1993-05-25 1994-12-02 Matsushita Electric Ind Co Ltd 光ヘッド装置
EP0767455A2 (en) * 1995-10-06 1997-04-09 Pioneer Electronic Corporation Optical record medium judging method and apparatus and focus servo controlling method and apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 366 (P - 1571) 9 July 1993 (1993-07-09) *
PATENT ABSTRACTS OF JAPAN vol. 095, no. 003 28 April 1995 (1995-04-28) *

Also Published As

Publication number Publication date
NL1005110A1 (nl) 1997-07-30
GB9701381D0 (en) 1997-03-12
CN1077708C (zh) 2002-01-09
US5808993A (en) 1998-09-15
CN1169007A (zh) 1997-12-31
KR970060080A (ko) 1997-08-12
GB2309816A (en) 1997-08-06
JP2816142B2 (ja) 1998-10-27
JPH09204728A (ja) 1997-08-05
GB2309816B (en) 1998-03-11
KR0176569B1 (ko) 1999-04-15

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