DE3750409D1 - Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte. - Google Patents

Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte.

Info

Publication number
DE3750409D1
DE3750409D1 DE3750409T DE3750409T DE3750409D1 DE 3750409 D1 DE3750409 D1 DE 3750409D1 DE 3750409 T DE3750409 T DE 3750409T DE 3750409 T DE3750409 T DE 3750409T DE 3750409 D1 DE3750409 D1 DE 3750409D1
Authority
DE
Germany
Prior art keywords
area
data
read
disc
write
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
DE3750409T
Other languages
English (en)
Other versions
DE3750409T2 (de
Inventor
Isao Satoh
Makoto Ichinose
Yoshihisa Fukushima
Yuzuru Kuroki
Yuji Takagi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP61026374A external-priority patent/JPS62184630A/ja
Priority claimed from JP61026376A external-priority patent/JPS62184628A/ja
Priority claimed from JP61029256A external-priority patent/JPS62188026A/ja
Priority claimed from JP61038839A external-priority patent/JPS62197929A/ja
Priority claimed from JP61046533A external-priority patent/JPH0736224B2/ja
Priority claimed from JP61113934A external-priority patent/JPS62270032A/ja
Priority claimed from JP61128669A external-priority patent/JPH0760524B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE3750409D1 publication Critical patent/DE3750409D1/de
Application granted granted Critical
Publication of DE3750409T2 publication Critical patent/DE3750409T2/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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10595—Control of operating function
    • G11B11/10597—Adaptations for transducing various formats on the same or different carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties
    • 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
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1252—Formatting, e.g. arrangement of data block or words on the record carriers on discs for discontinuous data, e.g. digital information signals, computer programme data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • 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
    • G11B7/00745—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
    • 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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
    • 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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B2020/1259—Formatting, e.g. arrangement of data block or words on the record carriers on discs with ROM/RAM areas
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/211—Discs having both read-only and rewritable or recordable areas containing application data; Partial ROM media
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2525—Magneto-optical [MO] discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
DE3750409T 1986-02-07 1987-01-29 Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte. Expired - Lifetime DE3750409T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP61026376A JPS62184628A (ja) 1986-02-07 1986-02-07 光デイスク駆動装置
JP61026374A JPS62184630A (ja) 1986-02-07 1986-02-07 光デイスク
JP61029256A JPS62188026A (ja) 1986-02-13 1986-02-13 情報記録装置
JP61038839A JPS62197929A (ja) 1986-02-24 1986-02-24 光デイスク駆動装置
JP61046533A JPH0736224B2 (ja) 1986-03-04 1986-03-04 光デイスクおよびその駆動装置
JP61113934A JPS62270032A (ja) 1986-05-19 1986-05-19 光デイスク駆動装置
JP61128669A JPH0760524B2 (ja) 1986-06-03 1986-06-03 光デイスクおよび光デイスク駆動装置

Publications (2)

Publication Number Publication Date
DE3750409D1 true DE3750409D1 (de) 1994-09-29
DE3750409T2 DE3750409T2 (de) 1995-03-30

Family

ID=27564094

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3752097T Expired - Lifetime DE3752097T2 (de) 1986-02-07 1987-01-29 Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte
DE3750409T Expired - Lifetime DE3750409T2 (de) 1986-02-07 1987-01-29 Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3752097T Expired - Lifetime DE3752097T2 (de) 1986-02-07 1987-01-29 Optische Platte und Plattengerät zum Aufzeichnen oder Wiedergeben von Daten in oder von der Platte

Country Status (6)

Country Link
US (1) US5023854A (de)
EP (2) EP0232134B1 (de)
KR (2) KR900009188B1 (de)
CN (1) CN1004238B (de)
CA (1) CA1277028C (de)
DE (2) DE3752097T2 (de)

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3784318T2 (de) * 1986-11-21 1993-06-09 Olympus Optical Co Verfahren und geraet zum aufzeichnen von signalen auf einen plattenfoermigen optischen aufzeichnungstraeger und plattenfoermiger optischer aufzeichnungstraeger.
DE3884354T2 (de) * 1987-11-30 1994-01-20 Toshiba Kawasaki Kk Gerät zum Fokussieren eines Lichtstrahls auf einem Informationsspeichermedium.
DE68908201T2 (de) * 1988-02-19 1994-03-03 Philips & Du Pont Optical Verfahren zur Befestigung von Informationen an einer optischen Scheibe, die ausschliesslich zum Lesen vorbereitet ist.
FR2629231A1 (fr) * 1988-03-24 1989-09-29 Salzmann Jean Loup Dispositif de protection des ordinateurs contre les programmes malveillants appeles " virus "
FR2632747A2 (fr) * 1988-03-24 1989-12-15 Salzmann Jean Loup Dispositif de protection des ordinateurs contre les programmes malveillants appeles virus
US5128920A (en) * 1988-04-27 1992-07-07 Kabushiki Kaisha Toshiba Optical disk apparatus with a laser beam controllable in accordance with a specification area on a disk
EP0363195B1 (de) * 1988-10-05 1995-08-02 Pioneer Electronic Corporation Plattenspieler mit Servokreis von variabler Übertragungsfunktion
US5214627A (en) * 1989-02-08 1993-05-25 Fujitsu Limited Optical disk having read-exclusive and write-enable regions
JPH03130972A (ja) * 1989-10-16 1991-06-04 Matsushita Electric Ind Co Ltd トラック検索装置及びトラッキング制御装置
US5233576A (en) * 1989-10-25 1993-08-03 Hewlett-Packard Company Multi-function optical disk drive and media
DE69026571T2 (de) * 1989-10-25 1996-09-12 Hewlett Packard Co System mit einer multifunktionalen Platte und derselben Antrieb
JP2998161B2 (ja) * 1990-01-17 2000-01-11 富士通株式会社 記録媒体の同期信号読取方法及び装置
US5138598A (en) * 1990-01-25 1992-08-11 Sony Corporation Optical disk having relatively wide ram tracks and relatively narrow rom tracks
JP3141242B2 (ja) * 1990-08-24 2001-03-05 ソニー株式会社 光ディスク記録装置
US5265230A (en) * 1990-08-29 1993-11-23 Hewlett-Packard Company Method and apparatus for determining sector status in a data storage device by writing a status of read-only, writable, or obliterated in an error recovery area of each sector
JP3315711B2 (ja) * 1990-09-17 2002-08-19 ヒューレット・パッカード・カンパニー 磁気光学ディスクデータ記憶装置の書き込み管理システム及び方法
US5132954A (en) * 1990-09-24 1992-07-21 International Business Machines Corporation Controls for optical disk relating to accessing and utilization of such disk
JP2531847B2 (ja) * 1990-09-27 1996-09-04 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン 光学ディスク駆動装置
JP2646825B2 (ja) * 1990-10-01 1997-08-27 三菱電機株式会社 光ディスク装置
JP2940208B2 (ja) * 1991-04-12 1999-08-25 松下電器産業株式会社 記録再生方法、および記録再生装置、光ディスク
JP3158557B2 (ja) * 1991-09-27 2001-04-23 ソニー株式会社 再生装置
US5642458A (en) * 1992-11-18 1997-06-24 Canon Kabushiki Kaisha Video signal processing apparatus
JP2763080B2 (ja) * 1992-03-18 1998-06-11 富士通株式会社 光ディスク装置
EP0565376B1 (de) * 1992-04-10 1998-07-22 Canon Kabushiki Kaisha Gerät und Methode zur Aufzeichnung von optischen Informationen geeignet zur Verwendung von kartenförmigen Aufzeichnungsmedien mit verschiedenen Reflektivitäten
US5592448A (en) * 1992-05-08 1997-01-07 Hitachi, Ltd. Access control apparatus for optical disk according change of track pitch
JPH0628778A (ja) * 1992-05-14 1994-02-04 Matsushita Electric Ind Co Ltd 光ディスクおよび光情報記録再生装置
US5297115A (en) * 1992-07-30 1994-03-22 Maxoptix Corporation Detection of saved sectors on an optical disk
JPH0668588A (ja) * 1992-08-19 1994-03-11 Olympus Optical Co Ltd 可換媒体記録再生装置
JPH0684174A (ja) * 1992-09-03 1994-03-25 Hitachi Ltd 光ディスク媒体とそれを用いた情報処理装置
JPH06111334A (ja) * 1992-09-24 1994-04-22 Sony Corp 円盤状記録媒体用の記録及び／又は再生装置、光検出器及び光ヘッド
JPH0773464A (ja) * 1993-03-31 1995-03-17 Sony Corp 情報処理装置
CN1039556C (zh) * 1993-04-14 1998-08-19 三星电子株式会社 光迹计数伺服电路及其方法
SG46550A1 (en) * 1993-06-08 1998-02-20 Matsushita Electric Ind Co Ltd Optical disk and information recording/ reproduction apparatus
JP2982571B2 (ja) * 1993-08-05 1999-11-22 日本ビクター株式会社 デジタルデータ記録再生方法
US5446716A (en) * 1994-01-10 1995-08-29 Eastman Kodak Company Laser power control in an optical recording system to compensate for multiple system degradations
JP3318636B2 (ja) * 1994-03-31 2002-08-26 ソニー株式会社 サーボ装置、光ディスク再生装置
KR0129968B1 (ko) * 1994-06-30 1998-04-18 김광호 광디스크장치에 있어서 횡단트랙 계수회로
US5663946A (en) * 1994-08-31 1997-09-02 Sony Corporation Optical disc having buffering areas capable of storing a pattern for obtaining tracking error signals and recording and/or reproducing apparatus therefor
JP3707812B2 (ja) * 1994-09-27 2005-10-19 ソニー株式会社 光記録方法、光記録装置及び光記録媒体
CN1127079C (zh) * 1995-08-10 2003-11-05 索尼公司 数据传递方法、记录装置和再现装置
JPH09251761A (ja) * 1996-03-15 1997-09-22 Pioneer Electron Corp 情報記録媒体並びにその記録装置及び再生装置
EP0852053B1 (de) * 1996-07-24 2007-02-14 Koninklijke Philips Electronics N.V. Verbesserungen an optisch lesbaren platten und plattenaufzeichnungsgerät
DE69718211T2 (de) * 1996-10-23 2003-11-13 Matsushita Electric Ind Co Ltd Optische Platte
US5787068A (en) * 1996-11-07 1998-07-28 Imation Corp. Method and arrangement for preventing unauthorized duplication of optical discs using barriers
US6163521A (en) * 1997-04-16 2000-12-19 Matsushita Electric Industrial Co., Ltd. Disk having read-only and read-write areas
KR19980084908A (ko) 1997-05-27 1998-12-05 윤종용 비휘발성 메모리를 갖는 광 디스크와 비휘발성 메모리를 갖는 광 디스크를 사용하기 위한 광 디스크 장치 및 그 제어 방법
US6035376A (en) * 1997-10-21 2000-03-07 Apple Computer, Inc. System and method for changing the states of directory-based caches and memories from read/write to read-only
US6185661B1 (en) 1998-01-02 2001-02-06 Emc Corporation Worm magnetic storage device
JPH11306647A (ja) * 1998-04-24 1999-11-05 Sony Corp 記録再生装置および方法、提供媒体、並びに記録媒体
KR100601598B1 (ko) * 1998-06-15 2006-07-14 삼성전자주식회사 기록 방지 정보를 저장하는 기록 매체와 기록 방지 방법
US6765853B1 (en) * 1998-06-15 2004-07-20 Samsung Electronics Co., Ltd. Recording medium for storing write protection information and write protection method thereof
JP3754834B2 (ja) * 1998-11-09 2006-03-15 パイオニア株式会社 記録再生装置
US20030157292A1 (en) * 1999-06-23 2003-08-21 Dataplay, Inc. Miniature optical disk for data storage
US6823398B1 (en) 2000-03-31 2004-11-23 Dphi Acquisitions, Inc. File system management embedded in a storage device
US6990058B1 (en) 2000-04-03 2006-01-24 Dphi Acquisitions, Inc. Structure and method for storing data on optical disks
JP2001291244A (ja) 2000-04-04 2001-10-19 Sharp Corp 光記録媒体、光記録情報の再生方法並びに再生装置
US6598135B1 (en) * 2000-05-03 2003-07-22 Plasmon Ide System and method for defining rewriteable data storage media as write once data storage media
US6738333B1 (en) 2000-05-30 2004-05-18 Dphi Acquisitions, Inc. Format for recording data in a storage disk
US7051054B1 (en) 2000-05-30 2006-05-23 Dphi Acquisitions, Inc. Method and apparatus for emulating read/write file system on a write-once storage disk
AU2001275040A1 (en) * 2000-05-30 2001-12-11 Dataplay, Inc. Defect management system for write-once storage disk
US7414940B2 (en) 2001-01-25 2008-08-19 Dphi Acquisitions, Inc. Calibration of a focus error signal gain in a focus servo system
US6909676B2 (en) * 2001-01-25 2005-06-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with track zero crossing detection
US6958957B2 (en) * 2001-01-25 2005-10-25 Dphi Acquisitions, Inc. Digital tracking and focus servo system with TES to FES crosstalk calibration
US6922380B2 (en) 2001-01-25 2005-07-26 Dphi Acquisitions, Inc. Tracking and focus servo system with anti-skate algorithm
US6970410B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisitions, Inc. Focus detection in a digital focus servo system
US6906985B2 (en) 2001-01-25 2005-06-14 Dphi Acquisitions, Inc. Calibration of tracking error signal gain in a tracking servo system
US6738320B2 (en) 2001-01-25 2004-05-18 Dphi Acquisitions, Inc. System and method for moving optical pick up from current position to target position with smooth control
US7672199B2 (en) 2001-01-25 2010-03-02 Dphi Acquisitions, Inc. Close focus algorithm in a digital focus servo system
US6882603B2 (en) * 2001-01-25 2005-04-19 Dphi Acquisitions, Inc. Digital tracking servo system with tracking skate detection
US6930963B2 (en) 2001-01-25 2005-08-16 Dphi Acquistions, Inc. Tracking and focus servo system with head load
US6891789B2 (en) * 2001-01-25 2005-05-10 Dphi Acquisitions, Inc. Tracking and focus servo system with automatic media type detector
US7092322B2 (en) * 2001-01-25 2006-08-15 Dphi Acquisitions, Inc. Calibration of focus error signal offset in a focus servo system
US7095683B2 (en) * 2001-01-25 2006-08-22 Dphi Acquisitions, Inc. Tracking and focus digital servo system with write abort
US7023766B2 (en) 2001-01-25 2006-04-04 Dphi Acquisitions, Inc. Flexible servicing of servo algorithms using a digital signal processor
US7016280B2 (en) * 2001-01-25 2006-03-21 Dphi Acquisitions, Inc. Tracking and focus servo system with defect detection
US6898164B2 (en) 2001-01-25 2005-05-24 Dphi Acquisitions, Inc. Close tracking algorithm in a digital tracking servo system
US6885619B2 (en) 2001-01-25 2005-04-26 Dphi Acquisitions, Inc. Detector input stray light offset calibration in an optical disk drive
US6937543B2 (en) 2001-01-25 2005-08-30 Dphi Acquisitions, Inc. Digital focus servo system with a sliding notch filter
US6965547B2 (en) * 2001-01-25 2005-11-15 Dphi Acquisitions, Inc. Tracking and focus servo system with error signal inverse non-linearity calibration
US6813228B2 (en) 2001-01-25 2004-11-02 Dphi Acquisitions, Inc. Tracking and focus servo system with direction sensor
US6956797B2 (en) * 2001-01-25 2005-10-18 Dphi Acquisitions, Inc. Digital servo system with error signal integrity testing
US6847597B2 (en) 2001-01-25 2005-01-25 Dphi Acquisitions, Inc. Optical disk drive with a digital focus and tracking servo system
US6882601B2 (en) 2001-01-25 2005-04-19 Dphi Acquisitions, Inc. Digital servo system with feed-forward control loops
US7023776B2 (en) * 2001-01-25 2006-04-04 Dphi Acquisitions, Inc. Calibration initiation methods for a tracking and focus servo system
US7680004B2 (en) * 2001-01-25 2010-03-16 Dphi Acquisitions, Inc. Digital servo system with inverse non-linearity compensation
US7020054B2 (en) * 2001-01-25 2006-03-28 Dphi Acquisitions, Inc. Digital servo system with biased feed-forward
US7260031B2 (en) 2001-01-25 2007-08-21 Dphi Acquisitions, Inc. Digital focus and tracking servo system with one-track jump
US7593300B2 (en) 2001-01-25 2009-09-22 Dphi Acquisitions, Inc. Digital tracking servo system with off-format detection
US6781929B2 (en) 2001-01-25 2004-08-24 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek
US6762980B2 (en) 2001-01-25 2004-07-13 Dphi Acquisitions, Inc. Digital tracking servo system with a multi-track seeking and accelerated servo function for regaining a closed tracking loop
US7782721B2 (en) * 2001-01-25 2010-08-24 Dphi Acquisitions, Inc. Digital focus and tracking servo system with multi-zone calibration
US6728182B2 (en) 2001-01-25 2004-04-27 Dphi Acquisitions, Inc. Tracking and focus servo system with a media type boundary crossing detector
US7492675B2 (en) * 2001-01-25 2009-02-17 Dphi Acquisitions, Inc. Digital servo system with calibrated notch filters
US6813226B2 (en) 2001-01-25 2004-11-02 Dphi Acquisitions, Inc. Calibration of a focus sum threshold in a focus servo system
US6904007B2 (en) * 2001-01-25 2005-06-07 Dphi Acquisitions, Inc. Digital servo system with loop gain calibration
US6809995B2 (en) 2001-01-25 2004-10-26 Dphi Acquisitions, Inc. Digital focus and tracking servo system
US6891781B2 (en) * 2001-01-25 2005-05-10 Dphi Acquisitions, Inc. Digital servo system with second order compensator
US6704261B2 (en) 2001-01-25 2004-03-09 Dphi Acquisitions, Inc. Spin motor control in an optical drive
US6950380B2 (en) * 2001-01-25 2005-09-27 Dphi Acquisitions, Inc. Detector input dark current offset calibration in an optical disk drive digital servo
US6970403B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisition, Inc. Calibration of tracking error signal offset in a tracking servo system
US7522480B2 (en) * 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
US6847596B2 (en) 2001-01-25 2005-01-25 Dphi Acquisitions, Inc. Tracking servo system including a multi-track seek algorithm with a track zero crossing period integrity test
US7196979B2 (en) 2001-01-25 2007-03-27 Dphi Acquisitions, Inc. Calibration storage methods for a digital focus and tracking servo system with calibration
US7724613B2 (en) * 2007-07-03 2010-05-25 International Business Machines Corporation Apparatus and method to store information in a holographic data storage medium
KR101496975B1 (ko) * 2008-05-28 2015-03-02 삼성전자주식회사 고체 상태 디스크 및 이에 대한 입출력방법
JP2014160523A (ja) * 2013-02-20 2014-09-04 Funai Electric Co Ltd 光ディスク装置、及びイコライザ調整方法

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229808A (en) * 1978-12-21 1980-10-21 Ncr Corporation Method for recording multiple data segments on a storage disc with eccentricity factor
US4301486A (en) * 1979-06-04 1981-11-17 Texas Instruments, Inc. System for recording information on a flexible information storage media
US4269917A (en) 1979-07-06 1981-05-26 Drexler Technology Corporation Data storage medium having reflective particulate silver layer
US4296491A (en) * 1979-07-30 1981-10-20 Atlantic Richfield Company Information carrier having inter-track identification code information
US4467383A (en) * 1980-02-23 1984-08-21 Sharp Kabushiki Kaisha Magnetooptic memory medium
US4484319A (en) 1980-09-19 1984-11-20 Matsushita Electric Industrial Co., Ltd. Apparatus for locating a track on disc-like optical information carriers
JPS57130240A (en) * 1981-02-05 1982-08-12 Olympus Optical Co Ltd Optical information recording and reproducing device and information recording medium for it
US4599718A (en) * 1981-04-07 1986-07-08 Tdk Electronics Co., Ltd. Method for erasing a light recording medium
US4523304A (en) * 1981-04-17 1985-06-11 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
US4385372A (en) * 1981-05-01 1983-05-24 Drexler Technology Corporation Reflective optical data storage and laser recording media having grooved dielectric encoded prerecorded information
JPS589226A (ja) * 1981-07-07 1983-01-19 Toshiba Corp 光ディスク装置
US4417330A (en) * 1981-10-15 1983-11-22 Burroughs Corporation Optical memory system providing improved focusing control
KR880000999B1 (ko) * 1981-11-25 1988-06-10 미쓰다 가쓰시게 광학적 정보 기억장치
US4546462A (en) * 1981-12-04 1985-10-08 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
JPS58114343A (ja) * 1981-12-26 1983-07-07 Fujitsu Ltd 光記録再生媒体
NL8200415A (nl) * 1982-02-04 1983-09-01 Philips Nv Optische uitleesbare informatieschijf.
US4519056A (en) * 1982-03-15 1985-05-21 Tokyo Shibaura Denki Kabushiki Kaisha Optical disk apparatus
JPS58158038A (ja) * 1982-03-15 1983-09-20 Toshiba Corp 光デイスク装置
JPS58181163A (ja) * 1982-04-16 1983-10-22 Hitachi Ltd 記憶装置の制御方式
FR2527369B1 (fr) * 1982-05-23 1987-04-17 Sony Corp Procede et appareil pour reproduire une information de programme notamment lecteur de disque
EP0095766B1 (de) * 1982-05-31 1986-10-22 Hitachi, Ltd. Servoschaltung für ein Gerät zur Wiedergabe von Signalen
FR2528605B1 (fr) * 1982-06-15 1987-11-20 Thomson Csf Procede et dispositif optique de focalisation d'un faisceau d'energie lumineuse sur un plan de reference d'un support d'information ainsi que ce support
JPS5919250A (ja) * 1982-07-21 1984-01-31 Hitachi Ltd 情報の記録再生装置
JPS5928248A (ja) * 1982-08-04 1984-02-14 Nec Corp 光デイスク装置
JPS59116972A (ja) * 1982-12-23 1984-07-06 Olympus Optical Co Ltd 光学式記録再生装置用トラッキング装置の異常状態処理装置
JPS59116939A (ja) * 1982-12-23 1984-07-06 Olympus Optical Co Ltd 光学式記録再生装置
JPS59154652A (ja) * 1983-02-24 1984-09-03 Canon Inc 光デイスクによる情報記録方式
WO1984004990A1 (en) * 1983-06-07 1984-12-20 Storage Technology Partners A system and method for organizing and managing data stored on an informational disk
JPS6022745A (ja) * 1983-07-15 1985-02-05 Fujitsu Ltd サ−ボゲインの自動補償回路
JPS6038735A (ja) * 1983-08-09 1985-02-28 Matsushita Electric Ind Co Ltd 記録再生装置
JPS6050666A (ja) * 1983-08-29 1985-03-20 Hitachi Ltd 記録制御方式
JPS6063772A (ja) * 1983-09-19 1985-04-12 Olympus Optical Co Ltd デ−タ書込エリア信号発生方法および装置
US4594701A (en) * 1983-10-31 1986-06-10 Rca Corporation System for recording data on spiral track
US4583208A (en) * 1984-02-08 1986-04-15 Optical Storage International-U.S. Sector mark decoder for an optical recorder
JPS60237682A (ja) * 1984-05-11 1985-11-26 Matsushita Electric Ind Co Ltd 情報記録再生装置
JPS60261041A (ja) * 1984-06-06 1985-12-24 Matsushita Electric Ind Co Ltd 光学デイスク
JPS60261043A (ja) * 1984-06-07 1985-12-24 Victor Co Of Japan Ltd 情報記録媒体円盤
JPS615488A (ja) * 1984-06-19 1986-01-11 Matsushita Electric Ind Co Ltd 光デイスク
JPH0687308B2 (ja) * 1984-06-19 1994-11-02 松下電器産業株式会社 光ディスク及び光ディスク装置
JPS6120238A (ja) * 1984-07-06 1986-01-29 Tokyo Electric Co Ltd デイスク状光学式記録媒体
JPS6124029A (ja) * 1984-07-12 1986-02-01 Ricoh Co Ltd 光学的情報記録再生装置
JPS61208673A (ja) * 1985-03-12 1986-09-17 Matsushita Electric Ind Co Ltd 情報記録再生装置
JPS61222033A (ja) * 1985-03-28 1986-10-02 Matsushita Electric Ind Co Ltd 光学的記録再生装置
JPS61233468A (ja) * 1985-04-08 1986-10-17 Hitachi Ltd 回転型情報記録媒体への情報書込み制御方式
JPH0756708B2 (ja) * 1985-04-19 1995-06-14 三洋電機株式会社 光磁気ディスクとその記録装置
US4701603A (en) * 1985-10-17 1987-10-20 Optical Disc Corporation Focus control system for optical information recorder or player
JPS62173630A (ja) * 1986-01-28 1987-07-30 Matsushita Electric Ind Co Ltd 光デイスク

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CN87101879A (zh) 1987-10-21
EP0232134A3 (en) 1988-12-28
EP0232134B1 (de) 1994-08-24
KR870008289A (ko) 1987-09-25
CA1277028C (en) 1990-11-27
DE3752097D1 (de) 1997-09-04
DE3752097T2 (de) 1998-02-19
DE3750409T2 (de) 1995-03-30
EP0542730B1 (de) 1997-07-30
KR900009185B1 (ko) 1990-12-24
EP0542730A3 (en) 1993-08-25
EP0542730A2 (de) 1993-05-19
US5023854A (en) 1991-06-11
KR900009188B1 (ko) 1990-12-24
EP0232134A2 (de) 1987-08-12
CN1004238B (zh) 1989-05-17

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