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JPS52117605A - Magnetic disc device - Google Patents

Magnetic disc device

Info

Publication number
JPS52117605A
JPS52117605A JP3502676A JP3502676A JPS52117605A JP S52117605 A JPS52117605 A JP S52117605A JP 3502676 A JP3502676 A JP 3502676A JP 3502676 A JP3502676 A JP 3502676A JP S52117605 A JPS52117605 A JP S52117605A
Authority
JP
Japan
Prior art keywords
magnetic disc
disc device
information recording
area
increase
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
JP3502676A
Other languages
Japanese (ja)
Inventor
Yoshio Shigenori
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP3502676A priority Critical patent/JPS52117605A/en
Publication of JPS52117605A publication Critical patent/JPS52117605A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)

Abstract

PURPOSE:To increase the memory capacity by using a non-use area of an information recording track as a information recording area.
JP3502676A 1976-03-29 1976-03-29 Magnetic disc device Pending JPS52117605A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3502676A JPS52117605A (en) 1976-03-29 1976-03-29 Magnetic disc device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3502676A JPS52117605A (en) 1976-03-29 1976-03-29 Magnetic disc device

Publications (1)

Publication Number Publication Date
JPS52117605A true JPS52117605A (en) 1977-10-03

Family

ID=12430538

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3502676A Pending JPS52117605A (en) 1976-03-29 1976-03-29 Magnetic disc device

Country Status (1)

Country Link
JP (1) JPS52117605A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0387968A (en) * 1989-06-09 1991-04-12 Hitachi Ltd Document editing device, information processor, and floppy disk driving device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0387968A (en) * 1989-06-09 1991-04-12 Hitachi Ltd Document editing device, information processor, and floppy disk driving device

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