KR880013157A - 정보신호기록 시스템 - Google Patents

정보신호기록 시스템 Download PDF

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KR880013157A
KR880013157A KR1019880004522A KR880004522A KR880013157A KR 880013157 A KR880013157 A KR 880013157A KR 1019880004522 A KR1019880004522 A KR 1019880004522A KR 880004522 A KR880004522 A KR 880004522A KR 880013157 A KR880013157 A KR 880013157A
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recording
signal
information
adjustment information
adjustment
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KR100281379B1 (ko
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앤드류 재끄 파트릭 파트라 마르틴
데오도루스 레오나르두스 페트로낼라 스톡스 헨리쿠스
얀 몬스 요하네스
데트루스 마리아 라이마케르스 빌헬무스
람베르투스 요하누스 마리아 쿠이페르스 프란시스쿠스
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원본미기재
필립스 앤드 듀퐁 옵티컬 캄파니
엔.브이.필립스 글로아이람펜파브리켄
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    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—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
    • 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
    • G11B11/105—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 using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10502—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 using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
    • G11B11/10528—Shaping of magnetic domains, e.g. form, dimensions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—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
    • 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
    • G11B11/105—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 using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10595—Control of operating function
    • G11B11/10597—Adaptations for transducing various formats on the same or different carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • 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
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B7/007—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
    • G11B7/013—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 for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Digital Magnetic Recording (AREA)

Abstract

내용 없음

Description

정보신호기록 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 종래기술의 기록시스템도. 제2 및 3도는 “제거” 및 “위상변화형”의 기록물질에서 기록하기 위한 정보 신호와 기록신호간의 적합한 관계도.

Claims (17)

  1. 기록 및 광학식으로 판독 가능한 기록 캐리어 및 기록 캐리어에 변형된 광특성을 갖는 기록 표시의 패턴을 제공하는 기록 장치를 구비하여 정보 신호를 기록하며, 상기 패턴은 정보 신호를 나타내며, 이러한 목적상 기록장치가 특정 관계에 따라 정보 신호를 연속기록신호 열로 변한하여 변형된 광특성을 갖는 연속기록 표시를 형성하는 제어회로를 구비하는 시스템에 있어서, 상기 기록 캐리어에는 관련된 기록 캐리어에서 요구된 기록신호파형을 나타내는 판독 조정정보가 제공되며 기록 장치는 기록전에 시간 간격에서 기록 캐리어 상의 조정정보를 판독하는 판독 장치 및 판독된 조정정보에 따라 기록신호와 정보 신호간의 관계에 적합함으로써 기록신호파형을 조정하는 조정회로를 구비하는 것을 특징으로 하는 시스템.
  2. 제1항에 있어서, 기록신호는 오버래핑 기록서브 표시순차를 구비하는 기록 표시를 형성하기 위한 펄스열을 구비하며, 조정회로는 판된된 조정정보에 따라 펄스열을 조정하는데 적합되는 것을 특징으로 하는 시스템.
  3. 제2항에 있어서, 조정회로는 펄스가 펄스열내에 배열되는 패턴을 조정하는데 적합되는 것을 특징으로 하는 시스템.
  4. 제3항에 있어서, 기록장치는 기록신호의 펄스열의 펄스에 응답하여 기록 서브표시의 형성을 하기 위한 방사 펄스를 발생하는 광기록 헤드를 구비하며, 상기 펄스열은 사전 가열 방사 펄스를 발생하는 최소한 하나의 리더 펄스를 구비하여 기록 캐리어에서의 열적 현상을 보상하며, 조정회로는 판독된 조정정보에 의해 리더 펄스수 및 다른 펄스에 대하여 리더 펄스의 위치를 조정하는데 적합되는 것을 특징으로 하는 시스템.
  5. 제1,2 또는 3항중 어느 한 항에 있어서, 기록장치는 기록 표시를 형성할 목적으로 기록신호에 따라 변조된 방사빔에 의하여 기록 캐리어의 반사감응층을 주사하는 주사 수단을 구비하며, 조정정보는 최소한 기록 표시의 정보 동안 필요로 하는 방사빔의 기록강도를 나타내며 조정회로는 판독되는 조정정보에 따라 기록강도를 조정하는 수단을 포함하는 것을 특징으로 하는 시스템.
  6. 2진 비트셀을 구비하는 정보신호를 기록하기 위한 제1,2,3,4 또는 5항중 어느 한 항에 있어서, 제어회로는 동일한 제1 논리값의 비트셀열을 검출하여 검출된 비트셀 열의 비트셀 수를 나타내는 검출신호를 공급하는 검추 회로 및 검출 신호에 응답하여 기록신호와 검출 신호간의 특정관계에 따라 기록신호를 발생하는 기록신호 발생기를 구비하며, 기록 캐리어의 조정정보는 관련기록 캐리어에 필요한 기록신호와 검출 신호간의 관계를 나타내며, 조정회로는 판독된 조정정보에 따라 관계를 설정하는데 적합되는 것을 특징으로 하는 시스템.
  7. 제1 내지 6항중 어느 한 항에 있어서, 기록신호 발생기는 다른기록신호를 기억하기 위한 메모리 및 검출 신호에 의해 기억된 기록신호중 한 신호를 공급하는 수단을 구비하며, 조정회로는 판독된 조정정보에 따로 기록신호를 메모리에 로딩하는 회로를 구비하는 것을 특징으로 하는 시스템.
  8. 제7항에 있어서, 기록 캐리어상의 조정정보는 관련 기록 캐리어 필요로된 기록신호를 구비하여, 조정회로는 조정정보로 구성된 기록신호를 메모리에 로드하기에 적합되는 것을 특징으로 하는 시스템.
  9. 선행항한중 어느 한 항에 있어서, 조정정보는 기록 캐리어의 서보 트랙의 소정부에 사전 형성된 정보구조로서 기록되며, 기록 장치는 기록전에 서보 트랙의 소정부에서 조정정보를 판독하는 제어수단을 구비하는 것을 특징으로 하는 시스템.
  10. 제9항에 있어서, 상기 소정부는 서보 트랙의 시작에 위치된 리드인 트랙인 것을 특징으로 하는 시스템.
  11. 제10항에 있어서, 서브코드 신호를 포함하는 표준 EFM 신호는 소정부에 기록되며, 조정정보는 서브코드 신호의 Q 채널신호에 포함되며, 판독 수단은 판독되어지는 EFM 신호에서 Q 채널 신호를 회복하는 EFM 서보크드 복조기 및 Q 채널신호에서 조정정보를 발췌하는 수단을 구비하는 것을 특징으로 하는 시스템.
  12. 제11항에 있어서, Q 채널신호에서 조정정보의 위치는 소정 비트위치에서 유일한 비트 결합으로 표시되며, 판독 수단은 유일한 비트 결합을 검출하며 상기 비트 결합의 검출에 응답하여 Q 채널신호에서 조정정보를 발췌하는 검출수단을 구비하는 것을 특징으로 하는 시스템.
  13. 제1 내지 12항중 어느 한 항에 따른 시스템에서 사용하기 위한 기록 장치.
  14. 제1 내지 12항중 어느 한 항에 따른 시스템에서 사용하기 위한 기록캐리어.
  15. 기록 캐리어에 변형된 광특성을 갖는 기록 표시의 패턴을 제공하며, 상기 패턴은 2진 비트셀로 구성된 정보신호를 나타내며, 이러한 목적상 특정 관계에 따라 정보신호를 변형된 광특성을 갖는 연속 기록을 형성할 목적으로 연속기록신호 순차로 변환하는 제어회로를 구비하는 기록장치로서, 상기 제어회로는 동일한 제1 논리값의 비트셀순추를 검출하여 검출된 순차의 비트셀 수를 표시하는 검출신호를 공급하는 검출회로 및 검출 신호에 응답하여 기록신호와 검출신호간의 특정된 관계에 따라 기록신호를 발생하는 기록신호 발생기를 구비하는 것을 특징으로 하는 기록장치.
  16. 제15항에 있어서, 기록신호 발생기는 다른 기록신호를 기억하는 메모리 및 검출 신호에 의하여 기억된 기록신호중 한 신호를 공급하는 수단을 구비하는 것을 특징으로 하는 기록장치.
  17. 제16항에 있어서, 기록장치는 기록신호를 메모리에 로딩하는 조정회로를 구비하는 것을 특징으로 하는 기로장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880004522A 1987-04-21 1988-04-21 정보 신호 기록 장치 및 기록 매체 KR100281379B1 (ko)

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Application Number Priority Date Filing Date Title
NL8700934 1987-04-21
NL8700934 1987-04-21
NL8800223A NL8800223A (nl) 1987-04-21 1988-01-29 Systeem voor het registreren van een informatiesignaal, alsmede een registratiedrager en registratieinrichting voor toepassing in het systeem.
NL8800223 1988-01-29

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KR880013157A true KR880013157A (ko) 1988-11-30
KR100281379B1 KR100281379B1 (ko) 2001-02-01

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US (1) US5001692A (ko)
EP (1) EP0288114B1 (ko)
JP (2) JP2934634B2 (ko)
KR (1) KR100281379B1 (ko)
CN (1) CN1020137C (ko)
AU (1) AU629792B2 (ko)
BR (1) BR8801854A (ko)
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JPS6433726A (en) 1989-02-03
JPH10326437A (ja) 1998-12-08
EP0288114A1 (en) 1988-10-26
BR8801854A (pt) 1988-11-22
CA1305253C (en) 1992-07-14
EP0288114B1 (en) 1993-02-10
US5001692A (en) 1991-03-19
DE3878293T2 (de) 1993-08-05
ES2039588T3 (es) 1993-10-01
DE3878293D1 (de) 1993-03-25
CN1020137C (zh) 1993-03-17
AU629792B2 (en) 1992-10-15
CN88102870A (zh) 1988-11-02
KR100281379B1 (ko) 2001-02-01
JP2934634B2 (ja) 1999-08-16
HK87794A (en) 1994-09-02
JP3809851B2 (ja) 2006-08-16
NL8800223A (nl) 1988-11-16
AU1503788A (en) 1988-10-27

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