JPS5774867A - Floppy disk - Google Patents

Floppy disk

Info

Publication number
JPS5774867A
JPS5774867A JP15102080A JP15102080A JPS5774867A JP S5774867 A JPS5774867 A JP S5774867A JP 15102080 A JP15102080 A JP 15102080A JP 15102080 A JP15102080 A JP 15102080A JP S5774867 A JPS5774867 A JP S5774867A
Authority
JP
Japan
Prior art keywords
disk
life
memory area
information
written
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.)
Pending
Application number
JP15102080A
Other languages
English (en)
Inventor
Jo Sakamoto
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP15102080A priority Critical patent/JPS5774867A/ja
Publication of JPS5774867A publication Critical patent/JPS5774867A/ja
Pending 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
    • G11B23/30—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
    • G11B23/36—Signals on record carriers or on containers and recorded by the same method as the main recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/10—Indicating arrangements; Warning arrangements

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
JP15102080A 1980-10-28 1980-10-28 Floppy disk Pending JPS5774867A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15102080A JPS5774867A (en) 1980-10-28 1980-10-28 Floppy disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15102080A JPS5774867A (en) 1980-10-28 1980-10-28 Floppy disk

Publications (1)

Publication Number Publication Date
JPS5774867A true JPS5774867A (en) 1982-05-11

Family

ID=15509538

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15102080A Pending JPS5774867A (en) 1980-10-28 1980-10-28 Floppy disk

Country Status (1)

Country Link
JP (1) JPS5774867A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975469A (ja) * 1982-10-22 1984-04-28 Fujitsu Ltd フレキシブルデイスクの使用頻度管理方法
JPS5998306A (ja) * 1982-11-26 1984-06-06 Sony Corp ビデオテ−プレコ−ダ
JPS6187271A (ja) * 1984-10-05 1986-05-02 Canon Inc 記録媒体の管理方式
US5775226A (en) * 1994-12-08 1998-07-07 Koyo Engineering Company, Ltd. Underwater and land travel vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975469A (ja) * 1982-10-22 1984-04-28 Fujitsu Ltd フレキシブルデイスクの使用頻度管理方法
JPS5998306A (ja) * 1982-11-26 1984-06-06 Sony Corp ビデオテ−プレコ−ダ
JPS6187271A (ja) * 1984-10-05 1986-05-02 Canon Inc 記録媒体の管理方式
US5775226A (en) * 1994-12-08 1998-07-07 Koyo Engineering Company, Ltd. Underwater and land travel vehicle

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