JPS60254430A - 円盤状情報記録媒体および記録再生装置 - Google Patents

円盤状情報記録媒体および記録再生装置

Info

Publication number
JPS60254430A
JPS60254430A JP59111152A JP11115284A JPS60254430A JP S60254430 A JPS60254430 A JP S60254430A JP 59111152 A JP59111152 A JP 59111152A JP 11115284 A JP11115284 A JP 11115284A JP S60254430 A JPS60254430 A JP S60254430A
Authority
JP
Japan
Prior art keywords
mark
disc
signal
marks
track
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
JP59111152A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0534738B2 (enrdf_load_stackoverflow
Inventor
Tsuneo Takahashi
恒夫 高橋
Akihiro Sakata
昭博 坂田
Seizo Tsuji
辻　誠三
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 JP59111152A priority Critical patent/JPS60254430A/ja
Publication of JPS60254430A publication Critical patent/JPS60254430A/ja
Publication of JPH0534738B2 publication Critical patent/JPH0534738B2/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
    • 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
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
JP59111152A 1984-05-31 1984-05-31 円盤状情報記録媒体および記録再生装置 Granted JPS60254430A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59111152A JPS60254430A (ja) 1984-05-31 1984-05-31 円盤状情報記録媒体および記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59111152A JPS60254430A (ja) 1984-05-31 1984-05-31 円盤状情報記録媒体および記録再生装置

Publications (2)

Publication Number Publication Date
JPS60254430A true JPS60254430A (ja) 1985-12-16
JPH0534738B2 JPH0534738B2 (enrdf_load_stackoverflow) 1993-05-24

Family

ID=14553776

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59111152A Granted JPS60254430A (ja) 1984-05-31 1984-05-31 円盤状情報記録媒体および記録再生装置

Country Status (1)

Country Link
JP (1) JPS60254430A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972660A (ja) * 1982-10-18 1984-04-24 Matsushita Electric Ind Co Ltd 光学デイスク

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972660A (ja) * 1982-10-18 1984-04-24 Matsushita Electric Ind Co Ltd 光学デイスク

Also Published As

Publication number Publication date
JPH0534738B2 (enrdf_load_stackoverflow) 1993-05-24

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