KR890702188A - 디스크 형상 기록매체 및 디스크 장치 - Google Patents

디스크 형상 기록매체 및 디스크 장치

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Publication number
KR890702188A
KR890702188A KR1019890700685A KR890700685A KR890702188A KR 890702188 A KR890702188 A KR 890702188A KR 1019890700685 A KR1019890700685 A KR 1019890700685A KR 890700685 A KR890700685 A KR 890700685A KR 890702188 A KR890702188 A KR 890702188A
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South Korea
Prior art keywords
recording
information
track
clock
information pit
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KR1019890700685A
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English (en)
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KR960015205B1 (ko
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요시히로 쯔가무라
마사따까 오가와
세이지 고바야시
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오오가 노리오
소니 가부시끼 가이샤
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Publication of KR960015205B1 publication Critical patent/KR960015205B1/ko

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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    • 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
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
    • G—PHYSICS
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    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G—PHYSICS
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    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
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    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
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    • G11B27/30—Indexing; 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
    • G11B27/3027—Indexing; 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
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    • G11B7/00745—Sectoring or header formats within a track
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    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
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    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

내용 없음

Description

디스크 형상 기록매체 및 디스크 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 따르는 디스크 형상 기록매체의 한 실시예인 광디스크의 기록 포맷을 도시하는 도면, 제 2 도는 상기 광디스크의 제어용 기록 영역에 설치한 각 정보 피트의 상태를 도시하는 도면, 제 3 도는 상기 광디스크를 사용하는 디스크 장치의 실시예를 도시하는 블럭도.

Claims (6)

  1. 중앙구멍의 주위로 퍼지는 환 형상의 기록면에, 상기 중앙구멍을 감싸는 다수의 회전 패턴을 형성하는 기록 트랙이 설치되어서, 이 기록 트랙의 각각의 회전이 소정수의 기록 구분을 포함하는 것으로 되어, 이 기록 구분중의 상기 기록 트랙의 각 회전에 있어서 대응하는 것이 상기 기록면의 반경 방향으로 배열되고, 상기 기록 구분의 각각이 제어용 기록 영역과 그것에 이어지는 정보 기입 영역을 포함하는 디스크 형상 기록 매체에 있어서, 트랙 중심선 위에 설치되는 클럭 정보 피트와, 상기 클럭 정보 피트에서 소정의 거리만큼 격리되어, 트랙 중심선의 내측과 외측에 위치되는 1쌍의 트랙킹 정보, 피트와, 기록 트랙별로 활당한 거리만큼 격리하여, 상기 트랙 중심선 위에 설치되는 1쌍의 트래버스 정보 피트롤, 상기 제어용 기록 영역에 설치하여 형성이 되는 것을 특징으로 하는 디스크 형상 기록매체.
  2. 상기 클럭 정보 피트는, 상기 1쌍의 트랙킹 정보피트의 중간 위치에 배치되어 있는 것을 특징으로 하는 청구의 범위 제 1 항에 기재된 디스크 형상 기록매체.
  3. 상기한 1쌍의 트랙킹 정보 피트는, 그 상대 거리가 인접 트랙 사이에서 1채널 비트 몫만큼 어긋내어짐과 동시에, 한편의 피트가 같은 위치에 배치가 되어 있는 것을 특징으로 하는 청구의 범위 제 1 항에 기재된 디스크 형상 기록매체.
  4. 상기 클럭 정보 피트, 트랙킹 정보 피트 및 트래버스 정보 피트는, 凹凸 형상의 변화로서 설치되어 있는 것을 특징으로 하는 청구의 범위 제 1 항 내지 제 3 항의 어느 한 항에 기재된 디스크 형상 기록매체.
  5. 상기 클럭 정보 피트 및 트랙킹 정보 피트는 凹凸 형상의 변화로서 설치되고, 상기 트래버스 정보 피트는 광자기 기록에 의해 설치되어 있는 것을 특징으로하는 청구의 범위 제 1 항 내지 제 3 항의 어느 한 항에 기재된 디스크 형상 기록매체.
  6. 중앙구멍의 주위에 퍼지는 환 형상의 기록면에, 상기 중앙구멍을 감싸는 다수의 회전 패턴을 형성하는 기록 트랙이 설치되어서, 이 기록 트랙의 각각의 회전이 소정수의 기록 구분을 포함하는 것으로 되어, 이 기록 구분중의 상기 기록 트랙의 각 회전간에 있어서 대응하는 것이 상기 기록면의 반경 방향으로 배열되어, 상기 기록 구분의 각각이 제어용 기록 영역과 그것에 이어지는 정보 기입 영역을 포함하는 것으로 되고, 트랙 중심선 위에 설치되는 클럭 정보 피트와, 상기 클럭 정보 피트로부터 소정의 거리만큼 격리되어 트랙 중심선의 내측과 외측에 위치되는 1쌍의 트랙킹 정보 피트와, 기록 트랙별로 활당한 거리만큼 격리되어 상기 트랙 중심선 위에 설치되는 1쌍의 트래버스 정보 피트를, 상기 제어용 기록 영역에 설치하여 형성되는 디스크 형상 기록매체를 사용해서 정보의 기록 및/또는 재생을 하는 디스크 장치에 있어서, 상기 클럭 정보 피트, 트랙킹 정보 피트 및 트래버스 정보 피트에 의한 정보를 판독하는 광학 헤드와, 상기 광학 헤드에 의해 판독되는 상기 트랙 정보 피트의 트랙 정보에 의거하여 상기 광학 헤드의 기록 트랙에 대한 트랙킹 제어를 하는 트랙킹 제어 수단과, 상기 트랙킹 제어 수단에 의한 트랙킹 제어 아래에 상기 광학 헤드에 의해 판독되는 상기 클럭 정보 피트의 클럭 정보에서 클럭 재생을 하는 클럭 재생 수단과, 상기 광학 헤드에 의해 판독되는 상기 한쌍의 트래버스 정보 피트의 비트 패턴을 상기 클럭 재생 수단으로서 재생되는 재생 클럭에 의거하여 판독하여 기록 트랙에 대한 트래버스, 카운트를 하는 트래버스, 카운트 수단을 설치 형성되는 것을 특징으로 하는 디스크 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890700685A 1987-08-21 1988-08-19 디스크형 기록매체 및 디스크 장치 KR960015205B1 (ko)

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JP207542 1987-08-21
JP20754287 1987-08-21
JP322958 1987-12-22
JP62322958A JP2653073B2 (ja) 1987-08-21 1987-12-22 ディスク状記録媒体
PCT/JP1988/000826 WO1989001686A1 (en) 1987-08-21 1988-08-19 Disk-like recording medium and disk apparatus

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JPH01138621A (ja) 1989-05-31
KR960015205B1 (ko) 1996-11-01
EP0436018A1 (en) 1991-07-10
US4925717A (en) 1990-05-15
EP0436018A4 (en) 1991-11-13
WO1989001686A1 (en) 1989-02-23
EP0436018B1 (en) 1994-02-16

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