JPS60167141A - 情報記録媒体 - Google Patents

情報記録媒体

Info

Publication number
JPS60167141A
JPS60167141A JP59021943A JP2194384A JPS60167141A JP S60167141 A JPS60167141 A JP S60167141A JP 59021943 A JP59021943 A JP 59021943A JP 2194384 A JP2194384 A JP 2194384A JP S60167141 A JPS60167141 A JP S60167141A
Authority
JP
Japan
Prior art keywords
address
information
phase depth
phase
recording medium
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP59021943A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0453009B2 (cs
Inventor
Takafumi Sugano
菅野　隆文
Toshiaki Kashihara
樫原　俊昭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59021943A priority Critical patent/JPS60167141A/ja
Publication of JPS60167141A publication Critical patent/JPS60167141A/ja
Publication of JPH0453009B2 publication Critical patent/JPH0453009B2/ja
Granted legal-status Critical Current

Links

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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B7/00745—Sectoring or header formats within a track
    • 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
    • G11B7/09—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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP59021943A 1984-02-10 1984-02-10 情報記録媒体 Granted JPS60167141A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59021943A JPS60167141A (ja) 1984-02-10 1984-02-10 情報記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59021943A JPS60167141A (ja) 1984-02-10 1984-02-10 情報記録媒体

Publications (2)

Publication Number Publication Date
JPS60167141A true JPS60167141A (ja) 1985-08-30
JPH0453009B2 JPH0453009B2 (cs) 1992-08-25

Family

ID=12069127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59021943A Granted JPS60167141A (ja) 1984-02-10 1984-02-10 情報記録媒体

Country Status (1)

Country Link
JP (1) JPS60167141A (cs)

Also Published As

Publication number Publication date
JPH0453009B2 (cs) 1992-08-25

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees