KR930018484A - Track Counting Compensation Circuit of Optical Recording & Reproducing Equipment - Google Patents

Track Counting Compensation Circuit of Optical Recording & Reproducing Equipment Download PDF

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Publication number
KR930018484A
KR930018484A KR1019920003315A KR920003315A KR930018484A KR 930018484 A KR930018484 A KR 930018484A KR 1019920003315 A KR1019920003315 A KR 1019920003315A KR 920003315 A KR920003315 A KR 920003315A KR 930018484 A KR930018484 A KR 930018484A
Authority
KR
South Korea
Prior art keywords
optical recording
information
track
compensation circuit
track counting
Prior art date
Application number
KR1019920003315A
Other languages
Korean (ko)
Other versions
KR950001872B1 (en
Inventor
김기봉
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 KR1019920003315A priority Critical patent/KR950001872B1/en
Publication of KR930018484A publication Critical patent/KR930018484A/en
Application granted granted Critical
Publication of KR950001872B1 publication Critical patent/KR950001872B1/en

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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
    • G11B7/08—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

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)

Abstract

광기록 매체상의 정보를 리드하기 위한 픽업을 미리 설정된 방향으로 이동시키기 위한 슬레드 모터와, 인가되는 이동 데이타에 응답하여 상기 슬레드 모터를 조정하며 상기 정보에 따른 트랙카운팅 데이타를 생성하는 슬레드서보를 구비한 광기록 재생 장치에 있어서, 트랙 카운터 에러를 방지하기 위해 제안된 회로는 상기 픽업으로부터 리드된 정보중에서 트랙 정보를 나타내는 제1신호를 보상하여 상기 슬래드 서보로 인가하는 보상수단을 포함하고 있다.A sled motor for moving the pickup for reading information on the optical recording medium in a predetermined direction, and a sled servo for adjusting the sled motor in response to the applied movement data and generating track counting data according to the information. In the optical recording and reproducing apparatus having a circuit, a circuit proposed to prevent a track counter error includes compensation means for compensating a first signal representing track information among the information read from the pickup and applying it to the slad servo. have.

Description

광기록 재생장치의 트랙카운팅 보상회로Track Counting Compensation Circuit of Optical Recording & Reproducing Equipment

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따른 트랙카운팅 보상회로, 제2도는 제1도에 따른 각부 파형도.1 is a track counting compensation circuit according to the present invention, Figure 2 is a waveform diagram of each part according to FIG.

Claims (3)

광기록 매체상의 정보를 리드하기 위한 픽업을 미리 설정된 방향으로 이동시키기 위한 슬래드 모터와, 인가되는 이동 데이타에 응답하여 상기 슬레드 모터를 조정하며 상기 정보에 따른 트랙카운팅 데이타를 생성하는 슬레드 서보를 구비한 광기록 재생 장치에 있어서, 상기 픽업으로부터 리드된 정보중에서 트랙 정보를 나타내는 제1신호를 보상하여 상기 슬레드 서보로 인가하는 보상수단으로 구성됨을 특징으로 하는 트랙카운팅 보상회로.A slad motor for moving the pickup for reading information on the optical recording medium in a predetermined direction, and a sled servo for adjusting the sled motor in response to the applied movement data and generating track counting data according to the information. An optical recording and reproducing apparatus, comprising: compensating means for compensating a first signal representing track information among information read from the pickup and applying the same to the sled servo. 제1항에 있어서, 상기 보상수단이 상기 제1신호를 소정 게인으로 증폭하기 위한 연산 증폭기로 구성됨을 특징으로 하는 트랙카운팅 보상회로.The track counting compensation circuit according to claim 1, wherein said compensation means comprises an operational amplifier for amplifying said first signal with a predetermined gain. 제2항에 있어서, 상기 연산증폭기가 반전 입력단 및 출력단에 연결한 상기 제1신호에 대한 직류성분 커플링용 커패시터를 더 구비함을 특징으로 하는 트랙카운팅 보상회로.3. The track counting compensation circuit according to claim 2, wherein the operational amplifier further comprises a capacitor for direct current component coupling to the first signal connected to an inverting input terminal and an output terminal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920003315A 1992-02-29 1992-02-29 Trackcounting compensation circuit for optical recording apparatus KR950001872B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920003315A KR950001872B1 (en) 1992-02-29 1992-02-29 Trackcounting compensation circuit for optical recording apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920003315A KR950001872B1 (en) 1992-02-29 1992-02-29 Trackcounting compensation circuit for optical recording apparatus

Publications (2)

Publication Number Publication Date
KR930018484A true KR930018484A (en) 1993-09-22
KR950001872B1 KR950001872B1 (en) 1995-03-04

Family

ID=19329765

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920003315A KR950001872B1 (en) 1992-02-29 1992-02-29 Trackcounting compensation circuit for optical recording apparatus

Country Status (1)

Country Link
KR (1) KR950001872B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100393203B1 (en) * 1996-06-28 2003-11-17 삼성전자주식회사 Method for controlling servo in cd-rom drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100393203B1 (en) * 1996-06-28 2003-11-17 삼성전자주식회사 Method for controlling servo in cd-rom drive

Also Published As

Publication number Publication date
KR950001872B1 (en) 1995-03-04

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