DE69614095T2 - Optische platte - Google Patents

Optische platte

Info

Publication number
DE69614095T2
DE69614095T2 DE69614095T DE69614095T DE69614095T2 DE 69614095 T2 DE69614095 T2 DE 69614095T2 DE 69614095 T DE69614095 T DE 69614095T DE 69614095 T DE69614095 T DE 69614095T DE 69614095 T2 DE69614095 T2 DE 69614095T2
Authority
DE
Germany
Prior art keywords
optical plate
optical
plate
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
DE69614095T
Other languages
English (en)
Other versions
DE69614095D1 (de
Inventor
Hiroshi Nakayama
Masaki Kagawa
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69614095D1 publication Critical patent/DE69614095D1/de
Application granted granted Critical
Publication of DE69614095T2 publication Critical patent/DE69614095T2/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
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • 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
DE69614095T 1995-12-28 1996-12-27 Optische platte Expired - Fee Related DE69614095T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34421695 1995-12-28
PCT/JP1996/003892 WO1997024719A1 (fr) 1995-12-28 1996-12-27 Disque optique

Publications (2)

Publication Number Publication Date
DE69614095D1 DE69614095D1 (de) 2001-08-30
DE69614095T2 true DE69614095T2 (de) 2002-03-14

Family

ID=18367537

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614095T Expired - Fee Related DE69614095T2 (de) 1995-12-28 1996-12-27 Optische platte

Country Status (6)

Country Link
US (1) US5946287A (de)
EP (1) EP0813193B1 (de)
KR (1) KR100454379B1 (de)
CN (1) CN1143287C (de)
DE (1) DE69614095T2 (de)
WO (1) WO1997024719A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3092510B2 (ja) * 1996-04-15 2000-09-25 三菱電機株式会社 光ディスク媒体及び光ディスク装置
JPH09306034A (ja) * 1996-05-20 1997-11-28 Sony Corp 光学式記録媒体
JPH1166626A (ja) * 1997-08-18 1999-03-09 Sony Corp 光ディスク及びその記録再生方法
KR100363155B1 (ko) * 1998-08-29 2003-02-19 삼성전자 주식회사 랜드/그루브 광디스크에서 헤더신호를 이용하여 트랙탐색을 제어하기 위한 장치
JP2000149331A (ja) * 1998-11-02 2000-05-30 Sony Corp 光記録媒体、光記録媒体製造用原盤及び光記録再生装置
JP2000229478A (ja) * 1998-12-09 2000-08-22 Tdk Corp 光記録媒体
JP3488124B2 (ja) 1999-03-17 2004-01-19 富士通株式会社 光情報記憶媒体
JP2000357343A (ja) * 1999-06-11 2000-12-26 Sony Corp 光記録媒体及び光記録媒体製造用原盤
WO2001052250A1 (fr) * 2000-01-14 2001-07-19 Matsushita Electric Industrial Co., Ltd. Disque optique et dispositif de lecture d'adresses de disque optique et procede associe
JP4060022B2 (ja) 2000-02-16 2008-03-12 パイオニア株式会社 情報記録媒体、その製造装置及びその製造方法、ならびに情報記録媒体への信号記録装置及びその信号記録方法
KR100425659B1 (ko) 2000-03-06 2004-04-03 샤프 가부시키가이샤 깊이가 다른 피트가 형성된 광 디스크, 그 광 디스크를재생하는 광 디스크 재생 장치, 및 그 광 디스크의 트랙킹방법
JP2002216369A (ja) * 2001-01-19 2002-08-02 Sanyo Electric Co Ltd ディスク装置
JP2004281027A (ja) * 2003-02-24 2004-10-07 Ricoh Co Ltd 光記録媒体及び光情報処理装置
JP2007250136A (ja) * 2006-03-17 2007-09-27 Toshiba Corp 光ディスク及び光ディスク装置
WO2016161337A1 (en) 2015-04-03 2016-10-06 Captl Llc Particle detection using reflective surface
US10613096B2 (en) 2015-08-28 2020-04-07 Captl Llc Multi-spectral microparticle-fluorescence photon cytometry
EP3610231A2 (de) 2017-04-13 2020-02-19 Captl LLC Photonenzählung und spektroskopie

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949331A (en) * 1985-06-19 1990-08-14 Hitachi, Ltd. Apparatus and record carrier for optical disc memory with correction pattern and master disc cutting apparatus
JP2637077B2 (ja) * 1986-07-25 1997-08-06 株式会社リコー 光学的情報記録媒体
US5144552A (en) * 1986-07-25 1992-09-01 Ricoh Company, Ltd. Optical information storage medium having grooves and pits with specific depths, respectively
JPS6350933A (ja) * 1986-08-20 1988-03-03 Matsushita Electric Ind Co Ltd 平板状情報記録担体
JPS6364647A (ja) * 1986-09-05 1988-03-23 Ricoh Co Ltd 光デイスク
JPS63157319A (ja) * 1986-12-19 1988-06-30 Matsushita Electric Ind Co Ltd 光デイスク
JPH0253237A (ja) * 1988-08-16 1990-02-22 Ricoh Co Ltd 光学式情報記録媒体
JPH0380443A (ja) * 1989-08-22 1991-04-05 Sony Corp 光デイスク
JPH05166229A (ja) * 1991-12-11 1993-07-02 Sony Corp 光ディスク
JPH06251423A (ja) * 1993-02-25 1994-09-09 Mitsubishi Electric Corp 光ディスク及び光ディスクドライブ

Also Published As

Publication number Publication date
WO1997024719A1 (fr) 1997-07-10
KR100454379B1 (ko) 2004-12-17
EP0813193A1 (de) 1997-12-17
CN1143287C (zh) 2004-03-24
US5946287A (en) 1999-08-31
DE69614095D1 (de) 2001-08-30
KR19980702589A (ko) 1998-07-15
EP0813193A4 (de) 1998-12-23
CN1176705A (zh) 1998-03-18
EP0813193B1 (de) 2001-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee