KR910019035A - 광 디스크 기록 장치 - Google Patents

광 디스크 기록 장치 Download PDF

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Publication number
KR910019035A
KR910019035A KR1019910006479A KR910006479A KR910019035A KR 910019035 A KR910019035 A KR 910019035A KR 1019910006479 A KR1019910006479 A KR 1019910006479A KR 910006479 A KR910006479 A KR 910006479A KR 910019035 A KR910019035 A KR 910019035A
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KR
South Korea
Prior art keywords
optical disc
rotation drive
value
reproduction
signal
Prior art date
Application number
KR1019910006479A
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English (en)
Other versions
KR100266332B1 (ko
Inventor
신이찌로 이이무라
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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 오오가 노리오, 소니 가부시끼가이샤 filed Critical 오오가 노리오
Publication of KR910019035A publication Critical patent/KR910019035A/ko
Application granted granted Critical
Publication of KR100266332B1 publication Critical patent/KR100266332B1/ko

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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
    • 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
    • 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
    • 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
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
    • 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
    • G11B7/08—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
    • G11B7/0945—Methods for initialising servos, start-up sequences

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

내용 없음

Description

광 디스크 기록 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 광기록 장치의 블록선도, 제2도는 비기록 광 디스크로부터 얻어지는 재생 RF신호를 보인 파형도, 제3도는 선기록 광 디스크로부터 얻어지는 재생 RF신호를 보인 파형도.

Claims (3)

  1. 기록가능한 광 디스크를 사용하는 광 디스크 기록 장치에 있어서, 재생 RF신호의 최고값을 유지하는 최고값 유지 수단과, 재생 RF신호의 최저값을 유지하는 최저값 유지 수단과, 상기 최고값 유지 수단으로부터의 상기 최고값과 상기 최저값 유지 수단으로부터의 상기 최저값을 토대로 하여, 광 디스크가 비기록 디스크인지 혹은 아닌지를 판별하는 판별 수단을 구비하는 광 디스크 기록장치.
  2. 제1항에 있어서, 광 디스크를 회전 구동시키는 회전 구동 수단을 추가로 구비하여, 상기 회전 구동 수단이 상기 판별 수단으로부터의 판별 결과를 토대로 제어되는 광 디스크 기록장치.
  3. 제2항에 있어서, 상기 회로 구동 수단이 상기 재생 RF 신호로 부터 나오는 클럭 신호를 토대로, 상기 광 디스크의 회전 구동을 제어하는 제1회전 구동 제어 수단과, 상기 디스크 형태의 검출시 얻어지는 클럭 신호를 토대로, 상기 광 디스크의 회전 구동을 제어하는 제2회전 구동 제어수단을 구비하는 광 디스크 기록 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910006479A 1990-04-27 1991-04-23 광 디스크 기록 장치 KR100266332B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP110511 1990-04-27
JP2110511A JPH0411325A (ja) 1990-04-27 1990-04-27 光ディスク記録装置

Publications (2)

Publication Number Publication Date
KR910019035A true KR910019035A (ko) 1991-11-30
KR100266332B1 KR100266332B1 (ko) 2000-09-15

Family

ID=14537642

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910006479A KR100266332B1 (ko) 1990-04-27 1991-04-23 광 디스크 기록 장치

Country Status (5)

Country Link
US (1) US5175719A (ko)
EP (1) EP0453995B1 (ko)
JP (1) JPH0411325A (ko)
KR (1) KR100266332B1 (ko)
DE (1) DE69110533T2 (ko)

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US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US6141300A (en) 1989-06-20 2000-10-31 Discovision Associates Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same
US5677899A (en) 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5729511A (en) 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
US6069857A (en) 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
DE520461T1 (de) * 1991-06-28 1993-06-09 Kabushiki Kaisha Kenwood, Tokio/Tokyo Geraet zum aufzeichnen und wiedergeben von optischen platten.
JPH05234332A (ja) * 1992-02-18 1993-09-10 Sony Corp ディスク再生装置
JPH0677063U (ja) * 1992-06-23 1994-10-28 日本コロムビア株式会社 光学的記録再生装置
WO1994011864A1 (en) * 1992-11-10 1994-05-26 Hardisk Technology Self-servowriting disk drive and method
WO1995032499A1 (fr) * 1994-05-25 1995-11-30 Sony Corporation Procede de codage, procede de decodage, procede de codage-decodage, codeur, decodeur et codeur-decodeur
US5563862A (en) * 1994-05-31 1996-10-08 Sony Corporation Write once optical disc recording apparatus with reduced data error rate because the value of asymmetry is equalized as additional data is recorded thereon
KR100337245B1 (ko) * 1994-05-31 2002-11-13 소니 가부시끼 가이샤 데이터기록장치
JP3413680B2 (ja) * 1994-06-02 2003-06-03 ソニー株式会社 追記型光ディスク装置及び追記型光ディスクの領域境界検索方法
US5604880A (en) * 1994-08-11 1997-02-18 Intel Corporation Computer system with a memory identification scheme
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
US6091684A (en) 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
US5748578A (en) 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
US5875064A (en) * 1996-07-09 1999-02-23 International Business Machines Corporation Method and system for accurate self-servowriting with normalization in a disk drive
JPH11176070A (ja) * 1997-12-15 1999-07-02 Sharp Corp 光ディスク装置
JP3882303B2 (ja) * 1997-12-26 2007-02-14 ソニー株式会社 光ディスクの記録及び／又は再生装置並びに光ディスクのトラッキング制御方法
US6411459B1 (en) 1999-02-22 2002-06-25 Seagate Technology Llc Advanced servo writing method for hard disc drives
KR100571983B1 (ko) * 1999-03-30 2006-04-17 삼성전자주식회사 광디스크 판별장치 및 그 방법
JP4475833B2 (ja) * 2001-03-02 2010-06-09 日本テキサス・インスツルメンツ株式会社 ミラー検出信号生成回路
US7239589B2 (en) * 2002-07-09 2007-07-03 Thomson Licensing Method and apparatus for destructing an optical disc
US7307926B2 (en) * 2002-09-18 2007-12-11 Matsushita Electric Industrial Co., Ltd. Apparatus and method for tracking control
JP3812554B2 (ja) * 2003-08-13 2006-08-23 船井電機株式会社 光ディスク再生装置
JP4333775B2 (ja) 2007-05-15 2009-09-16 船井電機株式会社 光ディスク装置及び光ディスクの判別方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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JPS58158038A (ja) * 1982-03-15 1983-09-20 Toshiba Corp 光デイスク装置
JPS5971102A (ja) * 1982-10-15 1984-04-21 Canon Inc 記録又は再生装置
JPS59117740A (ja) * 1982-12-24 1984-07-07 Hitachi Ltd ビデオデイスクプレ−ヤ
US4631706A (en) * 1984-11-19 1986-12-23 International Business Machines Corporation System for preventing the overwriting of previously optically recorded data and for reading optically recorded data during writing
JPS63109366U (ko) * 1986-12-27 1988-07-14
JP2681933B2 (ja) * 1987-07-24 1997-11-26 松下電器産業株式会社 記録再生装置
JP2585281B2 (ja) * 1987-08-19 1997-02-26 株式会社日立製作所 光ディスク装置
JP2638079B2 (ja) * 1988-05-30 1997-08-06 ソニー株式会社 光デイスク装置

Also Published As

Publication number Publication date
DE69110533T2 (de) 1995-11-30
KR100266332B1 (ko) 2000-09-15
EP0453995B1 (en) 1995-06-21
EP0453995A3 (en) 1992-03-04
EP0453995A2 (en) 1991-10-30
DE69110533D1 (de) 1995-07-27
JPH0411325A (ja) 1992-01-16
US5175719A (en) 1992-12-29

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