KR910019043A - 광기록 재생장치의 고속서치방법 - Google Patents

광기록 재생장치의 고속서치방법 Download PDF

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Publication number
KR910019043A
KR910019043A KR1019900005245A KR900005245A KR910019043A KR 910019043 A KR910019043 A KR 910019043A KR 1019900005245 A KR1019900005245 A KR 1019900005245A KR 900005245 A KR900005245 A KR 900005245A KR 910019043 A KR910019043 A KR 910019043A
Authority
KR
South Korea
Prior art keywords
tracks
search method
calculating
time
speed search
Prior art date
Application number
KR1019900005245A
Other languages
English (en)
Other versions
KR950006419B1 (ko
Inventor
민경서
Original Assignee
강진구
삼성전자 주식회사
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019900005245A priority Critical patent/KR950006419B1/ko
Priority to US07/677,472 priority patent/US5175716A/en
Priority to JP3073071A priority patent/JP2688387B2/ja
Priority to DE4112056A priority patent/DE4112056A1/de
Publication of KR910019043A publication Critical patent/KR910019043A/ko
Application granted granted Critical
Publication of KR950006419B1 publication Critical patent/KR950006419B1/ko

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Classifications

    • 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
    • G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
    • G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
    • 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
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

내용 없음

Description

광기록 재생장치의 고속서치방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 본 발명에 따른 시스템의 블럭도, 제4도는 본 발명에 따른 콤팩트 디스크의 구성도, 제5도는 본 발명에 따른 슬레드 모터 구동파형도.

Claims (1)

  1. 광기록 재생장치의 고속서치방법에 있어서, 콤팩트 디스크에서 마이콤이 현재시간을 읽은 후 트랙수로 계산하는 제1과정과, 상기 제1과정 수행후 목표트랙 위치의 시간을 읽고 트랙수로 계산하는 제2과정과, 상기 제2과정 수행 후 실제 이동 트랙수의 이동시간을 계산하는 제3과정과, 상기 제3과정 수행 후 비교기(50)의 출력신호를 입력하여 트랙수를 카운팅하는 제4과정과, 상기 제4과정 수행 후 정지포인트인가를 체크하는 제5과정과, 상기 제5과정에서 정지포인트이면 슬레드 모터를 역방향으로 구동시키는 제6과정과, 상기 제6과정 수행후 비교기(50)의 출력신호에 의한 트랙수를 카운팅하여 목표위치를 트랙인가를 체크하는 제7과정으로 이루어짐을 특징으로 하는 광기록 재생장치의 고속서치방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900005245A 1990-04-16 1990-04-16 광기록 재생장치의 고속서치방법 KR950006419B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019900005245A KR950006419B1 (ko) 1990-04-16 1990-04-16 광기록 재생장치의 고속서치방법
US07/677,472 US5175716A (en) 1990-04-16 1991-03-29 Method for searching a track at high speed in an optical recording/reproducing apparatus
JP3073071A JP2688387B2 (ja) 1990-04-16 1991-04-05 光記録再生装置の高速サーチ方法
DE4112056A DE4112056A1 (de) 1990-04-16 1991-04-12 Verfahren zum hochgeschwindigkeitssuchen einer spur in einem optischen aufzeichnungs/wiedergabeapparat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900005245A KR950006419B1 (ko) 1990-04-16 1990-04-16 광기록 재생장치의 고속서치방법

Publications (2)

Publication Number Publication Date
KR910019043A true KR910019043A (ko) 1991-11-30
KR950006419B1 KR950006419B1 (ko) 1995-06-15

Family

ID=19298048

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900005245A KR950006419B1 (ko) 1990-04-16 1990-04-16 광기록 재생장치의 고속서치방법

Country Status (4)

Country Link
US (1) US5175716A (ko)
JP (1) JP2688387B2 (ko)
KR (1) KR950006419B1 (ko)
DE (1) DE4112056A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100272097B1 (ko) * 1997-07-16 2000-11-15 윤종용 광디스크재생장치의초기화시데크편차에따른슬레드이동시간조절방법

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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
US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
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
US6069857A (en) 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
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
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
JP3538846B2 (ja) * 1992-10-01 2004-06-14 ソニー株式会社 リモートコントロール装置
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
JP3701350B2 (ja) * 1995-09-20 2005-09-28 富士通株式会社 コンテンツ販売期間検証端末及びセンタ並びにコンテンツ復号鍵有効期限検証端末
KR0176545B1 (ko) * 1995-10-28 1999-04-15 김광호 광디스크 시스템의 광픽업 이동거리 제어방법
KR0176598B1 (ko) * 1996-05-14 1999-04-15 김광호 씨디-롬의 서브-큐 코드와 헤더의 차이를 검사하는 방법
KR100520945B1 (ko) * 1996-08-17 2005-12-29 엘지전자 주식회사 광픽업장치의트랙이동방법
KR19980021850A (ko) * 1996-09-19 1998-06-25 구자홍 광디스크 재생장치의 고속 액세스(Access) 방법
KR100314611B1 (ko) * 1998-03-18 2001-12-28 구자홍 광디스크의트랙이동제어장치및제어방법
KR100312615B1 (ko) * 1999-01-23 2001-11-03 구자홍 광디스크 재생/기록기의 서보제어방법 및 장치
JP2000231731A (ja) * 1999-02-09 2000-08-22 Sony Corp 光ディスク駆動装置、光ディスク駆動方法および光ディスク装置
DE10002443A1 (de) * 2000-01-21 2001-08-02 Bosch Gmbh Robert Verfahren zur Durchführung eines Spursprungs und Abspielgerät
US6445650B1 (en) * 2000-05-02 2002-09-03 Discovision Associates High-speed dynamic actuating system for optical disks
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
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
CN101042906A (zh) * 2006-03-23 2007-09-26 鸿富锦精密工业（深圳）有限公司 光碟机的读取头控制装置及其控制方法
US8149658B2 (en) * 2006-11-14 2012-04-03 Hitachi-Lg Data Storage Korea, Inc. Method of erasing data from optical disc

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
FR2396379A1 (fr) * 1977-07-01 1979-01-26 Thomson Brandt Lecteur optique de disque d'information muni d'un dispositif d'acces automatique aux informations
DE3300951C2 (de) * 1982-01-16 1994-10-27 Sony Corp Verfahren und Einrichtung zum schnellen Bewegen einer Abtasteinrichtung eines Informationssignal-Wiedergabegerätes
US4858214A (en) * 1985-02-15 1989-08-15 Canon Kabushiki Kaisha Tracking control apparatus
JPS6417271A (en) * 1987-07-09 1989-01-20 Sharp Kk Access device
JP2565205B2 (ja) * 1987-08-20 1996-12-18 ソニー株式会社 光デイスク装置
US4926405A (en) * 1987-09-08 1990-05-15 Pioneer Electronic Corporation High-speed search method for use in a disc player system
JPH01119967A (ja) * 1987-11-04 1989-05-12 Alpine Electron Inc ピックアップの飛出防止方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100272097B1 (ko) * 1997-07-16 2000-11-15 윤종용 광디스크재생장치의초기화시데크편차에따른슬레드이동시간조절방법

Also Published As

Publication number Publication date
KR950006419B1 (ko) 1995-06-15
US5175716A (en) 1992-12-29
DE4112056C2 (ko) 1993-07-29
DE4112056A1 (de) 1991-10-17
JP2688387B2 (ja) 1997-12-10
JPH04222932A (ja) 1992-08-12

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