JPS60223035A - 光学的記録再生装置 - Google Patents

光学的記録再生装置

Info

Publication number
JPS60223035A
JPS60223035A JP59077931A JP7793184A JPS60223035A JP S60223035 A JPS60223035 A JP S60223035A JP 59077931 A JP59077931 A JP 59077931A JP 7793184 A JP7793184 A JP 7793184A JP S60223035 A JPS60223035 A JP S60223035A
Authority
JP
Japan
Prior art keywords
recording
polarity
signal
mark
optical
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
JP59077931A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0312376B2 (enrdf_load_stackoverflow
Inventor
Kenji Koishi
健二 小石
Tamotsu Matsuo
保 松尾
Isao Sato
勲 佐藤
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 JP59077931A priority Critical patent/JPS60223035A/ja
Publication of JPS60223035A publication Critical patent/JPS60223035A/ja
Publication of JPH0312376B2 publication Critical patent/JPH0312376B2/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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/30—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for auxiliary signals
    • G11B23/34—Signal means additional to the main recording track, e.g. photoelectric sensing of sprocket holes for timing
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP59077931A 1984-04-18 1984-04-18 光学的記録再生装置 Granted JPS60223035A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59077931A JPS60223035A (ja) 1984-04-18 1984-04-18 光学的記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59077931A JPS60223035A (ja) 1984-04-18 1984-04-18 光学的記録再生装置

Publications (2)

Publication Number Publication Date
JPS60223035A true JPS60223035A (ja) 1985-11-07
JPH0312376B2 JPH0312376B2 (enrdf_load_stackoverflow) 1991-02-20

Family

ID=13647825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59077931A Granted JPS60223035A (ja) 1984-04-18 1984-04-18 光学的記録再生装置

Country Status (1)

Country Link
JP (1) JPS60223035A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100425818B1 (ko) * 2001-08-18 2004-04-03 최재우 씨디 복사 삭제 방지 장치
JP2010262734A (ja) * 2010-07-23 2010-11-18 Toshiba Corp 記憶媒体、再生方法及び記録方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100425818B1 (ko) * 2001-08-18 2004-04-03 최재우 씨디 복사 삭제 방지 장치
JP2010262734A (ja) * 2010-07-23 2010-11-18 Toshiba Corp 記憶媒体、再生方法及び記録方法

Also Published As

Publication number Publication date
JPH0312376B2 (enrdf_load_stackoverflow) 1991-02-20

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