JPH034970B2 - - Google Patents

Info

Publication number
JPH034970B2
JPH034970B2 JP56193971A JP19397181A JPH034970B2 JP H034970 B2 JPH034970 B2 JP H034970B2 JP 56193971 A JP56193971 A JP 56193971A JP 19397181 A JP19397181 A JP 19397181A JP H034970 B2 JPH034970 B2 JP H034970B2
Authority
JP
Japan
Prior art keywords
recording
current
power
laser
information
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
JP56193971A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5894143A (ja
Inventor
Shunji Oohara
Tomio Yoshida
Isao Sato
Kenji Koishi
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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56193971A priority Critical patent/JPS5894143A/ja
Priority to US06/445,273 priority patent/US4509156A/en
Priority to EP82111047A priority patent/EP0082357B1/en
Priority to DE8282111047T priority patent/DE3272770D1/de
Publication of JPS5894143A publication Critical patent/JPS5894143A/ja
Publication of JPH034970B2 publication Critical patent/JPH034970B2/ja
Granted 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
    • G11B7/12—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06832—Stabilising during amplitude modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Head (AREA)
JP56193971A 1981-12-01 1981-12-01 光学的記録再生装置 Granted JPS5894143A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56193971A JPS5894143A (ja) 1981-12-01 1981-12-01 光学的記録再生装置
US06/445,273 US4509156A (en) 1981-12-01 1982-11-29 Semiconductor laser driving system
EP82111047A EP0082357B1 (en) 1981-12-01 1982-11-30 Semiconductor laser driving system
DE8282111047T DE3272770D1 (en) 1981-12-01 1982-11-30 Semiconductor laser driving system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56193971A JPS5894143A (ja) 1981-12-01 1981-12-01 光学的記録再生装置

Publications (2)

Publication Number Publication Date
JPS5894143A JPS5894143A (ja) 1983-06-04
JPH034970B2 true JPH034970B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-01-24

Family

ID=16316811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56193971A Granted JPS5894143A (ja) 1981-12-01 1981-12-01 光学的記録再生装置

Country Status (4)

Country Link
US (1) US4509156A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0082357B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5894143A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3272770D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158051A (ja) * 1982-03-15 1983-09-20 Toshiba Corp 光学的記録再生装置
EP0083452B1 (en) * 1982-01-06 1987-04-01 Hitachi, Ltd. Control circuit for controlling light source in optical disc device
DE3342525A1 (de) * 1982-11-27 1984-05-30 Canon K.K., Tokio/Tokyo Geraet zur informations-aufzeichnung und/oder -wiedergabe
JPS6032145A (ja) * 1983-08-01 1985-02-19 Ricoh Co Ltd 半導体レ−ザ駆動回路
US4660189A (en) * 1984-03-24 1987-04-21 Sony Corporation Optical disk player having reduced laser output during track changes
DE3546599C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1984-11-20 1993-06-03 Olympus Optical Co., Ltd., Tokio/Tokyo, Jp
US4899327A (en) * 1985-02-04 1990-02-06 International Business Machines Corporation Focus servo loop correction
US4823330A (en) * 1985-02-04 1989-04-18 International Business Machines Corporation Focus servo loop off-set compensation
JP2561235B2 (ja) * 1985-02-20 1996-12-04 シャープ株式会社 半導体レ−ザ駆動装置
US5062009A (en) * 1985-03-19 1991-10-29 Canon Kabushiki Kaisha Recording and/or reproducing apparatus having, in addition to a recording medium, memory means for memorizing information reproduced from the recording medium
US4695994A (en) * 1985-04-05 1987-09-22 Laser Magnetic Storage International Company Method and apparatus for varying laser intensity level
JPH0668848B2 (ja) * 1985-04-25 1994-08-31 ソニー株式会社 光学記録再生装置
FR2584223B1 (fr) * 1985-06-28 1994-06-17 Thomson Alcatel Gigadisc Memoire optique a suivi de piste echantillonne pour support d'information pregrave.
JPS6223070A (ja) * 1985-07-24 1987-01-31 Mita Ind Co Ltd 半導体レ−ザ制御装置
US4747091A (en) * 1985-07-25 1988-05-24 Olympus Optical Co., Ltd. Semiconductor laser drive device
US4771431A (en) * 1985-08-30 1988-09-13 Konishiroku Photo Industry Co., Ltd. Semiconductor laser drive
JPS6284435A (ja) * 1985-10-08 1987-04-17 Matsushita Electric Ind Co Ltd 情報記録再生装置
EP0219124B1 (en) * 1985-10-16 1993-04-14 Sharp Kabushiki Kaisha Beam controller for magneto-optical disc memory system
JP2615553B2 (ja) * 1985-11-14 1997-05-28 富士通株式会社 レーザ制御装置
JPH0799584B2 (ja) * 1985-12-24 1995-10-25 株式会社日立製作所 光学式情報記録再生装置
JPS62150732U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-03-17 1987-09-24
JPS62267926A (ja) * 1986-05-16 1987-11-20 Matsushita Electric Ind Co Ltd 消去可能な光デイスク装置
US4718054A (en) * 1986-05-28 1988-01-05 Laser Magnetic Storage International Company Servo error write blanking circuit for an optical recording disk
US4890288A (en) * 1986-08-27 1989-12-26 Canon Kabushiki Kaisha Light quantity control device
JPH0827950B2 (ja) * 1986-10-20 1996-03-21 オリンパス光学工業株式会社 光学的情報記録再生装置のレ−ザコントロ−ル回路
JPH0827951B2 (ja) * 1986-12-03 1996-03-21 松下電器産業株式会社 レ−ザ駆動回路
JPS63164031A (ja) * 1986-12-25 1988-07-07 Toshiba Corp 情報記憶再生装置
US4998233A (en) * 1988-02-12 1991-03-05 International Business Machines Corporation Acquiring focus in optical systems using a focus error signal and a laser drive signal
US4962492A (en) * 1988-04-29 1990-10-09 Laser Magnetic Storage International Company Magneto-optic data recording system, actuating device therefor and method of providing same
JP2654122B2 (ja) * 1988-09-30 1997-09-17 株式会社東芝 情報再生装置および情報記録再生装置
JPH0294132A (ja) * 1988-09-30 1990-04-04 Toshiba Corp 光出力制御装置
JP2812441B2 (ja) * 1988-10-11 1998-10-22 キヤノン株式会社 光学的情報記録再生装置
US5151893A (en) * 1989-06-05 1992-09-29 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
JPH0330130A (ja) * 1989-06-28 1991-02-08 Sharp Corp 半導体レーザ駆動回路
JP2637618B2 (ja) * 1989-11-22 1997-08-06 キヤノン株式会社 定電流回路及び該回路を含む半導体集積回路装置及び該装置を搭載した装置
JP2525943B2 (ja) * 1990-08-02 1996-08-21 富士通株式会社 光学記録再生装置のレ―ザダイオ―ド制御方式
US5200597A (en) * 1991-02-07 1993-04-06 Psc, Inc. Digitally controlled system for scanning and reading bar codes
JP2909438B2 (ja) * 1995-08-18 1999-06-23 株式会社東芝 半導体レーザ駆動回路、半導体レーザ装置、画像記録装置並びに光ディスク装置
US5848044A (en) * 1995-08-18 1998-12-08 Kabushiki Kaisha Toshiba Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus
JPH1069661A (ja) * 1996-08-27 1998-03-10 Mitsumi Electric Co Ltd 書込み形光ディスクドライブのレーザ制御回路
JPH1069664A (ja) * 1997-08-01 1998-03-10 Sony Corp レーザパワー調整装置
KR100350983B1 (ko) * 2000-02-03 2002-08-28 삼성전자 주식회사 레이저 다이오드 드라이버, 이에 적합한 광기록/재생기기의 초기화 방법, 그리고 레이저 다이오드 드라이버의구동 방법
JP2001229561A (ja) * 2000-02-09 2001-08-24 Matsushita Electric Ind Co Ltd レーザ制御装置
JP2002150591A (ja) * 2000-11-10 2002-05-24 Pioneer Electronic Corp 光学式記録媒体による記録装置及びその方法
DE10064775A1 (de) * 2000-12-22 2002-06-27 Thomson Brandt Gmbh Verfahren und Anordnung zum Regeln der Lichtleistung eines Abtaststrahls in einem Gerät zum Lesen oder zum Beschreiben optischer Aufzeichnungsträger
KR101058071B1 (ko) * 2003-06-27 2011-08-19 코닌클리케 필립스 일렉트로닉스 엔.브이. 광학 저장 시스템에서 사용하기 위한 다이오드 장치의제어방법
US7792166B2 (en) * 2005-06-24 2010-09-07 Lockheed Martin Corporation Apparatus and method for driving laser diodes
US20080192314A1 (en) * 2007-02-08 2008-08-14 International Business Machines Corporation Apparatus and method to encode information into a holographic data storage medium
JP4537430B2 (ja) * 2007-07-31 2010-09-01 太陽誘電株式会社 光ディスク記録方法、光ディスク記録再生装置及び光ディスク

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304981A1 (fr) * 1975-03-21 1976-10-15 Thomson Brandt Dispositif d'enregistrement optique d'informations
JPS5845005B2 (ja) * 1976-09-14 1983-10-06 日本ビクター株式会社 光変調の変調度安定化装置
JPS54143109A (en) * 1978-04-28 1979-11-08 Hitachi Ltd Optical information device
JPS5668935A (en) * 1979-10-22 1981-06-09 Discovision Ass Device for recording dataasignal on movable optical recording medium
JPS5733441A (en) * 1980-08-07 1982-02-23 Matsushita Electric Ind Co Ltd Optical information recorder and reproducer

Also Published As

Publication number Publication date
US4509156A (en) 1985-04-02
EP0082357A1 (en) 1983-06-29
JPS5894143A (ja) 1983-06-04
DE3272770D1 (en) 1986-09-25
EP0082357B1 (en) 1986-08-20

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