KR850700176A - Disc player - Google Patents

Disc player

Info

Publication number
KR850700176A
KR850700176A KR1019850700166A KR850700166A KR850700176A KR 850700176 A KR850700176 A KR 850700176A KR 1019850700166 A KR1019850700166 A KR 1019850700166A KR 850700166 A KR850700166 A KR 850700166A KR 850700176 A KR850700176 A KR 850700176A
Authority
KR
South Korea
Prior art keywords
digital data
read
disc
clock
main
Prior art date
Application number
KR1019850700166A
Other languages
Korean (ko)
Other versions
KR920010188B1 (en
Inventor
쯔네오 후루야
Original Assignee
오요가 노리오
소니 가부시기 가이샤
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 오요가 노리오, 소니 가부시기 가이샤 filed Critical 오요가 노리오
Priority claimed from PCT/JP1984/000594 external-priority patent/WO1985002707A1/en
Publication of KR850700176A publication Critical patent/KR850700176A/en
Application granted granted Critical
Publication of KR920010188B1 publication Critical patent/KR920010188B1/en

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806Pulse code modulation systems for audio signals
    • G11B20/1809Pulse code modulation systems for audio signals by interleaving
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3063Subcodes
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B2020/10916Seeking data on the record carrier for preparing an access to a specific address
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
    • G11B2220/21Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/213Read-only discs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
    • G11B2220/25Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537Optical discs
    • G11B2220/2545CDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

내용 없음No content

Description

디스크 재생장치Disc player

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

제9도는 본 발명의 다른 실시예의 전체의 구성을 도시하는 블록도9 is a block diagram showing the overall configuration of another embodiment of the present invention.

Claims (3)

메인디지탈 데이터와 이 메인디지탈 데이터를 선택적으로 재생하기 위한 서브디지탈 데이터가 다중 기록된 디스크의 재생장치에 있어서, 상기 디스크의 재생신호에 동기한 기억 크록크를 발생하는 수단과, 일정주기의 읽기 크록크를 발생하는 수단과, 상기 디스크에서 재생된 상기 메인디지탈 데이터 및 상기 서브디지탈 데이터가 기억되고, 상기 읽기 크록크에 의해 읽어지고, 상기 메인디지탈 데이터의 디인터리이브를 행하는 버퍼메모리와, 상기 버퍼메모리로부터 읽어진 상기 서브 디지탈 데이터에 의해 상기 메인디지탈 데이터의 재생위치를 탐지하는 제어수단을 구비한 것을 특징으로 하는 디스크 재생장치.A reproducing apparatus for a disc having multiple recordings of main digital data and sub-digital data for selectively reproducing the main digital data, the reproducing apparatus comprising: means for generating a storage clock in synchronization with a reproduction signal of the disc, and a read clock of a predetermined period; A buffer memory for generating a chunk, the main digital data and the sub digital data reproduced on the disc, read by the read clock, and deinterleaving the main digital data; And control means for detecting a reproduction position of said main digital data by said sub digital data read from a memory. 메인디지탈 데이터와 이 메인디지탈 데이터를 선택적으로 재생하기 위한 서브디지탈 데이터가 다중 기록된 디스크의 재생장치에 있어서, 상기 디스크의 재생신호에 동기한 기억크록크를 발생하는 수단과, 일정주기의 읽기 크록크를 발생하는 수단과, 상기 디스크에서 재생된 상기 메인 디지탈 데이터가 상기 기억크록크에 의해 기억되고, 상기 읽기 크록크에 의해 읽어지는 버퍼메모리와, 상기 디스크에서 재생된 상기 서브 디지탈 데이터가 상기 기억크록크에 의해 기억되고, 상기 읽기 크록크에 의해 읽어지는 버퍼레지스터와, 상기 FIFO 버퍼레지스터로 부터 읽어진 상기 서브 디지탈 데이터에 의해 상기 메인디지탈 데이터의 재생위치를 탐지하는 제어수단을 구비한 것을 특징으로 하는 디스크 재생장치.A disc reproducing apparatus in which a main digital data and sub digital data for selectively reproducing the main digital data are multi-recorded, the reproducing apparatus comprising: means for generating a storage clock synchronized with a reproduction signal of the disc, and a read clock of a predetermined period; Means for generating a chunk, the main digital data reproduced on the disc is stored by the storage clock, a buffer memory read by the read clock, and the sub digital data reproduced on the disc is stored. And a control means for detecting the reproduction position of the main digital data by the buffer register stored by the clock and read by the read clock, and by the sub digital data read from the FIFO buffer register. Disc playback apparatus. 제1 또는 제2항에 있어서, 상기 메인디스크 디지탈 데이터의 1블록은 복수 프레임 몫의 데이터로 이루어지고, 각 블록은 헤더신호, 어드레스 정보신호 및 데이터 정보신호를 포함하는 것을 특징으로 하는 디스크 재생장치.The disk reproducing apparatus according to claim 1 or 2, wherein one block of the main disk digital data is composed of data of a plurality of frames, and each block includes a header signal, an address information signal, and a data information signal. . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850700166A 1983-12-16 1984-12-14 Disk reproducing apparatus KR920010188B1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP237370 1983-12-16
JP???58-237370 1983-12-16
JP23737058 1983-12-16
JP243486 1983-12-23
JP58-243486 1983-12-23
JP24348658 1983-12-23
PCT/JP1984/000594 WO1985002707A1 (en) 1983-12-16 1984-12-14 Disk reproducing apparatus

Publications (2)

Publication Number Publication Date
KR850700176A true KR850700176A (en) 1985-10-25
KR920010188B1 KR920010188B1 (en) 1992-11-19

Family

ID=69104163

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850700166A KR920010188B1 (en) 1983-12-16 1984-12-14 Disk reproducing apparatus

Country Status (1)

Country Link
KR (1) KR920010188B1 (en)

Also Published As

Publication number Publication date
KR920010188B1 (en) 1992-11-19

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A201 Request for examination
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Payment date: 20031024

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