JPS5263308A - Magnetic disk device - Google Patents

Magnetic disk device

Info

Publication number
JPS5263308A
JPS5263308A JP50139849A JP13984975A JPS5263308A JP S5263308 A JPS5263308 A JP S5263308A JP 50139849 A JP50139849 A JP 50139849A JP 13984975 A JP13984975 A JP 13984975A JP S5263308 A JPS5263308 A JP S5263308A
Authority
JP
Japan
Prior art keywords
magnetic disk
disk device
signal corresponding
magnetic sheet
practicability
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
JP50139849A
Other languages
Japanese (ja)
Inventor
Hidefumi Oga
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 JP50139849A priority Critical patent/JPS5263308A/en
Publication of JPS5263308A publication Critical patent/JPS5263308A/en
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

PURPOSE: To attain the elevation of practicability of the magnetic sheet, by modulating the frequency of the sector signal corresponding to the rotation angle of the magnetic sheet, and the clock signal corresponding to the transmission speed of data, and writing in the same track.
COPYRIGHT: (C)1977,JPO&Japio
JP50139849A 1975-11-20 1975-11-20 Magnetic disk device Pending JPS5263308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50139849A JPS5263308A (en) 1975-11-20 1975-11-20 Magnetic disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50139849A JPS5263308A (en) 1975-11-20 1975-11-20 Magnetic disk device

Publications (1)

Publication Number Publication Date
JPS5263308A true JPS5263308A (en) 1977-05-25

Family

ID=15254949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50139849A Pending JPS5263308A (en) 1975-11-20 1975-11-20 Magnetic disk device

Country Status (1)

Country Link
JP (1) JPS5263308A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4422784Y1 (en) * 1966-04-12 1969-09-25
JPS4843784A (en) * 1971-10-06 1973-06-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4422784Y1 (en) * 1966-04-12 1969-09-25
JPS4843784A (en) * 1971-10-06 1973-06-23

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