CN1126971C - 记录和/或再生信息的方法和设备 - Google Patents

记录和/或再生信息的方法和设备 Download PDF

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Publication number
CN1126971C
CN1126971C CN98800321A CN98800321A CN1126971C CN 1126971 C CN1126971 C CN 1126971C CN 98800321 A CN98800321 A CN 98800321A CN 98800321 A CN98800321 A CN 98800321A CN 1126971 C CN1126971 C CN 1126971C
Authority
CN
China
Prior art keywords
power
record carrier
information
control
reflection coefficient
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
CN98800321A
Other languages
English (en)
Chinese (zh)
Other versions
CN1220758A (zh
Inventor
P·C·J·霍伊文
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1220758A publication Critical patent/CN1220758A/zh
Application granted granted Critical
Publication of CN1126971C publication Critical patent/CN1126971C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G11B7/1263—Power control during transducing, e.g. by monitoring
    • 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
    • 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
    • G11B7/00455—Recording involving reflectivity, absorption or colour changes
    • 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
    • G11B7/005—Reproducing
    • G11B7/0052—Reproducing involving reflectivity, absorption or colour changes
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
CN98800321A 1997-01-29 1998-01-15 记录和/或再生信息的方法和设备 Expired - Fee Related CN1126971C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97200229 1997-01-29
EP97200229.9 1997-01-29

Publications (2)

Publication Number Publication Date
CN1220758A CN1220758A (zh) 1999-06-23
CN1126971C true CN1126971C (zh) 2003-11-05

Family

ID=8227957

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98800321A Expired - Fee Related CN1126971C (zh) 1997-01-29 1998-01-15 记录和/或再生信息的方法和设备

Country Status (10)

Country Link
US (1) US5878014A (enExample)
EP (1) EP0906618B1 (enExample)
JP (1) JP2000508812A (enExample)
KR (1) KR100553964B1 (enExample)
CN (1) CN1126971C (enExample)
DE (1) DE69816924T2 (enExample)
ID (1) ID20263A (enExample)
IL (1) IL126369A (enExample)
MY (1) MY132760A (enExample)
WO (1) WO1998033177A2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1109161B1 (en) * 1998-08-20 2004-05-12 Matsushita Electric Industrial Co., Ltd. Laser power controller and optical disk device
JP2000311373A (ja) * 1999-04-28 2000-11-07 Sony Corp ディスクドライブ装置
DE19932658A1 (de) * 1999-07-15 2001-01-18 Koninkl Philips Electronics Nv Laserdiodenregelung bei wiederbeschreibbaren optischen Aufzeichnungsgeräten
US7023777B2 (en) * 2000-01-13 2006-04-04 Matsushita Electric Industrial Co., Ltd. Optical disk recording/reproduction apparatus with a detection means for detecting dirt on the optical disk
US7349296B2 (en) * 2001-07-09 2008-03-25 Koninklijke Philips Electronics N.V. Write control in response to tracking error
JP4117293B2 (ja) * 2002-06-14 2008-07-16 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 情報担体を走査及びクリーニングする装置
WO2007000682A1 (en) * 2005-06-27 2007-01-04 Arima Devices Corporation Optical pick-up unit for use in an optical player

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908815A (en) * 1988-02-22 1990-03-13 Gregg David P Optical recording system utilizing proportional real-time feedback control of recording beam intensity
ATE238600T1 (de) * 1991-02-18 2003-05-15 Sony Corp Plattenkassette und plattenaufzeichnungs - und/oder wiedergabegerät
US5184343A (en) * 1991-05-06 1993-02-02 Johann Donald F Compensation for dust on an optical disk by increasing laser writing power
US5297129A (en) * 1992-12-24 1994-03-22 Optical Disc Corporation Waveform shaping method and apparatus for optical recording
DE4415508A1 (de) * 1994-05-03 1995-11-09 Thomson Brandt Gmbh Abtastgerät mit Adaptation

Also Published As

Publication number Publication date
EP0906618A2 (en) 1999-04-07
KR20000064805A (ko) 2000-11-06
DE69816924D1 (de) 2003-09-11
MY132760A (en) 2007-10-31
DE69816924T2 (de) 2004-06-17
US5878014A (en) 1999-03-02
JP2000508812A (ja) 2000-07-11
EP0906618B1 (en) 2003-08-06
WO1998033177A2 (en) 1998-07-30
ID20263A (id) 1998-11-12
IL126369A (en) 2002-11-10
WO1998033177A3 (en) 1998-11-05
IL126369A0 (en) 1999-05-09
KR100553964B1 (ko) 2006-05-23
CN1220758A (zh) 1999-06-23

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Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20031105

Termination date: 20100222