KR970050718A - High speed position search control device and method of optical disk - Google Patents

High speed position search control device and method of optical disk Download PDF

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Publication number
KR970050718A
KR970050718A KR1019950057824A KR19950057824A KR970050718A KR 970050718 A KR970050718 A KR 970050718A KR 1019950057824 A KR1019950057824 A KR 1019950057824A KR 19950057824 A KR19950057824 A KR 19950057824A KR 970050718 A KR970050718 A KR 970050718A
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KR
South Korea
Prior art keywords
search
optical disc
position search
control
time
Prior art date
Application number
KR1019950057824A
Other languages
Korean (ko)
Other versions
KR0171743B1 (en
Inventor
박순배
Original Assignee
배순훈
대우전자 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.)
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Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019950057824A priority Critical patent/KR0171743B1/en
Publication of KR970050718A publication Critical patent/KR970050718A/en
Application granted granted Critical
Publication of KR0171743B1 publication Critical patent/KR0171743B1/en

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5547—"Seek" control and circuits therefor

Abstract

본 발명은 광디스크의 고속위치탐색 제어장치와 그 방법에 관한 것으로, 광디스크(10)에 대한 위치탐색모드의 설정과 그 위치탐색의 방향을 지정하기 위한 방향 업/다운제어를 위한 리모콘장치(12)와, 상기 광디스크(10)의 전체 재생시간에 대한 탐색위치가 1/2지점마다 설정되도록 프로그램된 제어절차가 저장된 프로그램저장부(36), 상기 리모콘장치(12)에서 설정된 위치탐색모드하에서 상기 프로그램저장수단(36)에 저장된 제어절차를 수행하여 상기 방향 업/다운제어에 따라 1/2지점을 재설정하면서 위치탐색을 실행하는 제어수단(14)을 포함하여 구성되고, 상기 마이컴(14)은 상기 위치탐색모드하에서 탐색방향이 업(+)방향으로 설정될 때마다 상기 광디스크(10)의 전체 재생시간을 1/2로 분할해가면서 위치탐색을 실행함과 더불어 탐색방향이 다운(-)방향으로 설정될 때마다 상기 광디스크의 전체 재생시간에 대해 1/2로 분할해가면서 위치탐색을 실행하도록 된 것이다.The present invention relates to a high-speed position search control apparatus and method thereof for an optical disk, the remote control device 12 for the direction up / down control for setting the position search mode and the direction of the position search for the optical disk (10) And a program storage unit 36 in which a control procedure programmed to set a search position for the entire reproduction time of the optical disc 10 is set every 1/2 point, and the program under the position search mode set in the remote control device 12. And a control means 14 for performing a position search while resetting 1/2 point according to the direction up / down control by performing a control procedure stored in the storage means 36, wherein the microcomputer 14 includes When the search direction is set in the up (+) direction in the position search mode, the search operation is performed in the down (-) direction while executing the position search while dividing the total playing time of the optical disc 10 by 1/2. Each time the set is going to the division of 1/2 for the entire duration of said optical disk to execute a location detection.

Description

광디스크의 고속위치탐색 제어장치와 그 방법High speed position search control device and method of optical disk

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 고속위치탐색 제어장치가 적용되는 광디스크재생장치의 블록구성을 나타낸 도면.1 is a block diagram of an optical disc reproducing apparatus to which a high-speed position search control apparatus according to the present invention is applied.

제2도는 본 발명에 따른 광디스크의 반복재생제어방법을 설명하는 플로우차트.2 is a flowchart for explaining a repetitive playback control method for an optical disc according to the present invention.

제3도는 본 발명에 따른 광디스크의 반복재생제어장치에 의해 실행되는 재생위치탐색과정을 예시적으로 설명하는 모식도이다.FIG. 3 is a schematic diagram exemplarily illustrating a playback position search process performed by the repeat playback control apparatus for an optical disk according to the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

10 : 광디스크 12 : 리모콘장치10: optical disc 12: remote control device

12a : 위치탐색모드키 14 : 마이컴12a: location search mode key 14: micom

16 : 서보제어부 18 : 스핀들모터구동부16: servo control unit 18: spindle motor drive unit

20 : 광픽업구동부 22 : 광픽업장치20: optical pickup unit 22: optical pickup device

24 : RF신호처리부 26 : 디지털신호처리부24: RF signal processing unit 26: digital signal processing unit

28 : CD-ROM디코더 30 : MPEG오디오/비디오디코더28: CD-ROM decoder 30: MPEG audio / video decoder

32 : 동영상출력부 34 : 음성출력부32: video output unit 34: audio output unit

Claims (2)

광픽업장치(22)가 이동되는 위치의 광디스크(10)에서 독취되는 정보를 재생처리하는 광디스크 재생장치에 있어서, 상기 광디스크(10)에 대한 위치탐색모드의 설정과 그 위치탐색의 방향을 지정하기 위한 방향 업/다운제어를 위한 리모콘수단(10)과, 상기 광디스크(10)의 전체 재생시간에 대한 탐색위치가 1/2지점마다 설정되도록 프로그램된 제어절차가 저장된 프로그램저장수단(36), 상기 리모콘장치(12)에서 설정된 위치탐색모드하에서 상기 프로그램 저장수단(36)에 저장된 제어절차를 수행하여 상기 방향 업/다운제어에 따라 1/2지점을 재설정하면서 위치탐색을 실행하는 제어수단(14)을 포함하여 구성되고, 상기 제어수단(14)은 상기 위치탐색모드하에서 탐색방향이 업(+)방향으로 설정될 때마다 상기 광디스크(10)의 전체 재생시간을 1/2로 분할해가면서 위치탐색을 실행함과 더불어 탐색방향이 다운(-)방향으로 설정될 때마다 상기 광디스크의 전체 재생시간에 대 해 1/2로 분할해가면서 위치탐색을 실행하도록 된 광디스크의 고속위치탐색 제어장치.In the optical disc reproducing apparatus for reproducing information read from the optical disc 10 at the position where the optical pickup device 22 is moved, setting the position search mode for the optical disc 10 and specifying the direction of the position search. Remote control means 10 for direction up / down control, program storage means 36 in which a control procedure programmed to set a search position for the entire reproduction time of the optical disc 10 is set every 1/2 point, Control means 14 for executing the position search while resetting 1/2 point according to the direction up / down control by performing the control procedure stored in the program storage means 36 under the position search mode set in the remote control device 12. And the control means 14 divides the total reproduction time of the optical disc 10 into half each time the search direction is set in the up (+) direction under the position search mode. A high speed position search control apparatus for an optical disc configured to perform a position search while performing a search and dividing by half of the total playing time of the optical disc whenever the search direction is set in the down (-) direction. 광픽업장치의 위치를 제어하여 광디스크의 정보를 독취/재생하는 광디스크 재생장치에 있어서, 상기 광디스크에 대한 재생위치의 탐색을 위한 모드를 설정한 상태에서 상기 광디스크의 전체 재생시간을 기초로 탐색방향이 업/다운방향으로 지정될 때마다 잔여의 재생시간위치를 1/2로 분할해가면서 위치탐색을 실행하도록 된 것을 특징으로 하는 광디스크의 고속위치탐색 제어방법.An optical disc reproducing apparatus for reading / reproducing information on an optical disc by controlling the position of an optical pickup device, wherein the search direction is set based on the total reproduction time of the optical disc in a state in which a mode for searching a reproduction position for the optical disc is set. A high speed position search control method for an optical disc, characterized in that the position search is performed by dividing the remaining play time position into 1/2 every time it is designated in the up / down direction. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950057824A 1995-12-27 1995-12-27 Apparatus and method for controlling reproduce position search in high speed for optical disc player KR0171743B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950057824A KR0171743B1 (en) 1995-12-27 1995-12-27 Apparatus and method for controlling reproduce position search in high speed for optical disc player

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950057824A KR0171743B1 (en) 1995-12-27 1995-12-27 Apparatus and method for controlling reproduce position search in high speed for optical disc player

Publications (2)

Publication Number Publication Date
KR970050718A true KR970050718A (en) 1997-07-29
KR0171743B1 KR0171743B1 (en) 1999-04-15

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KR1019950057824A KR0171743B1 (en) 1995-12-27 1995-12-27 Apparatus and method for controlling reproduce position search in high speed for optical disc player

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