DE69630844D1 - Verfahren und Vorrichtung zur Aufzeichnung/Wiedergabe von optischen Daten - Google Patents

Verfahren und Vorrichtung zur Aufzeichnung/Wiedergabe von optischen Daten

Info

Publication number
DE69630844D1
DE69630844D1 DE69630844T DE69630844T DE69630844D1 DE 69630844 D1 DE69630844 D1 DE 69630844D1 DE 69630844 T DE69630844 T DE 69630844T DE 69630844 T DE69630844 T DE 69630844T DE 69630844 D1 DE69630844 D1 DE 69630844D1
Authority
DE
Germany
Prior art keywords
recording
optical data
reproducing optical
reproducing
data
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
DE69630844T
Other languages
English (en)
Other versions
DE69630844T2 (de
Inventor
Abe Michiharu
Iwasaki Hiroko
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26429529&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69630844(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE69630844D1 publication Critical patent/DE69630844D1/de
Application granted granted Critical
Publication of DE69630844T2 publication Critical patent/DE69630844T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125Optical 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
    • G11B7/126Circuits, methods or arrangements for laser control or stabilisation
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045Recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording 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
    • G11B11/10Recording 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
    • G11B11/105Recording 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
    • G11B11/10595Control of operating function
DE69630844T 1995-09-11 1996-09-11 Verfahren und Vorrichtung zur Aufzeichnung/Wiedergabe von optischen Daten Expired - Lifetime DE69630844T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP23254695 1995-09-11
JP23254695 1995-09-11
JP08088095A JP3124721B2 (ja) 1995-09-11 1996-04-10 光学的情報記録再生方法及び光学的情報記録再生装置
JP8809596 1996-04-10

Publications (2)

Publication Number Publication Date
DE69630844D1 true DE69630844D1 (de) 2004-01-08
DE69630844T2 DE69630844T2 (de) 2004-11-11

Family

ID=26429529

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69630844T Expired - Lifetime DE69630844T2 (de) 1995-09-11 1996-09-11 Verfahren und Vorrichtung zur Aufzeichnung/Wiedergabe von optischen Daten

Country Status (5)

Country Link
US (1) US5790505A (de)
EP (1) EP0762399B1 (de)
JP (1) JP3124721B2 (de)
DE (1) DE69630844T2 (de)
ES (1) ES2211925T3 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09330519A (ja) 1996-06-10 1997-12-22 Hitachi Ltd 光ディスク記録再生装置
CN1214789A (zh) * 1996-12-06 1999-04-21 皇家菲利浦电子有限公司 光学记录媒质
US7123563B2 (en) 1996-12-06 2006-10-17 Koninklijke Philips Electronics N.V. Optical recording method and apparatus using this method
GB2336463B (en) 1998-04-16 2000-07-05 Ricoh Kk Optical recording method for a rewritable phase-change optical recording medium
KR100288783B1 (ko) * 1998-09-18 2001-05-02 구자홍 광기록매체의 기록 광파워 검출저장 및 이를 이용한 기록 광파워 조절장치와 그 방법
KR20010003547A (ko) * 1999-06-24 2001-01-15 윤종용 광디스크의 최적기록전력 검출방법
JP2001209940A (ja) 1999-11-16 2001-08-03 Victor Co Of Japan Ltd 光ディスク記録再生装置、光ディスク記録再生方法および光ディスク
JP3839213B2 (ja) * 2000-02-08 2006-11-01 株式会社リコー 相変化型光記録媒体の記録方法および記録再生装置
JP4145036B2 (ja) 2000-09-28 2008-09-03 株式会社リコー 光情報記録媒体
US6801240B2 (en) 2001-04-12 2004-10-05 Ricoh Company, Ltd. Information recording with effective pulse control scheme
EP1502256A2 (de) * 2002-04-23 2005-02-02 Koninklijke Philips Electronics N.V. Gerät und verfahren für informationsaufzeichnung auf einem speichermedium, und aufzeichnungsmedium darstellung vom gleichen gerät
TWI302305B (en) * 2002-06-20 2008-10-21 Koninkl Philips Electronics Nv Method and device for determining a set of recording pulse series parameters for optical carrier recording and optical record carrier
JP2004046966A (ja) * 2002-07-11 2004-02-12 Ricoh Co Ltd 光情報記録媒体、記録条件決定方法、光情報記録装置及び情報処理装置
TW577060B (en) * 2002-07-25 2004-02-21 Mediatek Inc Calibrating method of writing power for optical storage medium
US7260044B2 (en) * 2002-09-06 2007-08-21 Ricoh Company, Ltd. Recording method for a phase-change optical recording medium
US7099249B2 (en) * 2003-03-12 2006-08-29 Mediatek Inc. Method for selecting optimal recording and erasing powers for an optical disk drive
KR20050081260A (ko) * 2004-02-11 2005-08-19 삼성전자주식회사 초해상 정보저장매체에 기록된 정보 재생방법 및 장치
JP2007172671A (ja) 2005-09-30 2007-07-05 Ricoh Co Ltd パワー決定方法、片面多層光ディスク、記録方法、プログラム及び記録媒体、並びに光ディスク装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143109A (en) * 1978-04-28 1979-11-08 Hitachi Ltd Optical information device
JPH07107749B2 (ja) * 1986-07-22 1995-11-15 日立マクセル株式会社 光デイスク
US5050156A (en) * 1989-10-25 1991-09-17 Eastman Kodak Company Method and apparatus for calibrating the writing power applied to an optical media
US5268893A (en) * 1991-10-18 1993-12-07 International Business Machines Corporation Write power calibration utilizing least squares fit of read-back signals for moving media memory
US5341360A (en) * 1992-06-05 1994-08-23 Maxoptix Corporation Method and apparatus for calibrating laser write power by averaging upper and lower knees of a calibration profile
JP3176145B2 (ja) * 1992-09-08 2001-06-11 パイオニア株式会社 光学式情報記録再生装置
JPH06231463A (ja) * 1993-02-03 1994-08-19 Matsushita Electric Ind Co Ltd 光学的情報記録再生装置
JPH06259769A (ja) * 1993-03-03 1994-09-16 Ricoh Co Ltd 光学式情報記録再生装置における記録パワー値設定方法
US5495466A (en) * 1994-01-10 1996-02-27 Eastman Kodak Company Write verification in an optical recording system by sensing mark formation while writing
JP3231533B2 (ja) * 1994-01-31 2001-11-26 株式会社日立製作所 光学的情報記録方法
US5602814A (en) * 1994-10-06 1997-02-11 International Business Machines Corporation Calibration of write-once disks using a single disk sector
US5640381A (en) * 1996-03-08 1997-06-17 International Business Machines Corporation Laser power-drive circuit having a scaling DAC supplying a scaled reference signal to a plurality of scaled DAC's that supply a plurality of scaled output signals

Also Published As

Publication number Publication date
EP0762399A1 (de) 1997-03-12
JPH09138946A (ja) 1997-05-27
JP3124721B2 (ja) 2001-01-15
ES2211925T3 (es) 2004-07-16
US5790505A (en) 1998-08-04
DE69630844T2 (de) 2004-11-11
EP0762399B1 (de) 2003-11-26

Similar Documents

Publication Publication Date Title
DE69617285D1 (de) Gerät und Verfahren zur Aufzeichnung und Wiedergabe von Daten
DE69322590T2 (de) Verfahren und Vorrichtung zur Aufzeichnung und Wiedergabe von Information
DE69536151D1 (de) Optische Platte und Verfahren zur Wiedergabe von Daten von einer optischen Platte
DE69631997D1 (de) Gerät und Verfahren zur Aufzeichnung auf ein optisches Aufzeichnungsmedium und/oder Wiedergabe von einem optischen Aufzeichnungsmedium
DE69530263D1 (de) Verfahren und Gerät zur Aufzeichnung und Verarbeitung von Daten
DE69124817T2 (de) Verfahren und Gerät zur Aufzeichnung von Daten
DE69705343T2 (de) Vorrichtung und Verfahren zur optischen Aufzeichnung und Wiedergabe von Information
DE69624166D1 (de) Vorrichtung und Verfahren zur Aufzeichnung und Wiedergabe von Daten aus verschiedenen Formaten
DE69930884D1 (de) Verfahren und Vorrichtung zur Wiedergabe von optischen Informationen
DE69630844D1 (de) Verfahren und Vorrichtung zur Aufzeichnung/Wiedergabe von optischen Daten
DE69617799T2 (de) Vorrichtung und Verfahren zur optischen Aufzeichnung/Wiedergabe von Informationen
DE69636874D1 (de) Datenaufzeichnungs- und Wiedergabegerät und Verfahren
DE69738356D1 (de) Vorrichtung und Verfahren zur Datenaufzeichnung/-wiedergabe
DE69618881T2 (de) Vorrichtung und Verfahren zur optischen Aufzeichnung und/oder Wiedergabe von Information
DE69831570D1 (de) Verfahren und vorrichtung zur aufzeichnung und wiedergabe von daten
DE69830963D1 (de) Verfahren und Vorrichtung zur Datenaufzeichnung und -wiedergabe auf und von optischen Platten
DE69416924D1 (de) Verfahren und Gerät zur Aufzeichnung/Wiedergabe von optischen Informationen
DE69322730D1 (de) Verfahren und Vorrichtung zur optischen Aufzeichnung und/oder Wiedergabe von Information
DE69630980D1 (de) System und Verfahren zur Aufzeichnung und Wiedergabe von Daten
DE69435064D1 (de) Verfahren und Vorrichtung zur Aufnahme und Wiedergabe digitaler Daten
DE69421420D1 (de) Informationsaufzeichnungs- und wiedergabegerät und Verfahren zur Aufzeichnung und Wiedergabe von Information
DE69521225D1 (de) Verfahren und Gerät zur Aufzeichnung und Wiedergabe von Daten
DE69517739T2 (de) Verfahren und Gerät zur optischen Aufzeichnung und Wiedergabe von Informationen
DE69435236D1 (de) Vorrichtung und Verfahren zur Aufzeichnung und Wiedergabe von Bildern
DE69522787D1 (de) Verfahren und Gerät zum optischen Aufzeichnen und Wiedergabe von Information

Legal Events

Date Code Title Description
8364 No opposition during term of opposition