JPS6321259B2 - - Google Patents

Info

Publication number
JPS6321259B2
JPS6321259B2 JP55020845A JP2084580A JPS6321259B2 JP S6321259 B2 JPS6321259 B2 JP S6321259B2 JP 55020845 A JP55020845 A JP 55020845A JP 2084580 A JP2084580 A JP 2084580A JP S6321259 B2 JPS6321259 B2 JP S6321259B2
Authority
JP
Japan
Prior art keywords
recording
substrate
information
magnetic
present
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.)
Expired
Application number
JP55020845A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56117346A (en
Inventor
Osamu Kumasaka
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP2084580A priority Critical patent/JPS56117346A/ja
Publication of JPS56117346A publication Critical patent/JPS56117346A/ja
Publication of JPS6321259B2 publication Critical patent/JPS6321259B2/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
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for

Landscapes

  • Magnetic Record Carriers (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
JP2084580A 1980-02-21 1980-02-21 Information recording medium Granted JPS56117346A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2084580A JPS56117346A (en) 1980-02-21 1980-02-21 Information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2084580A JPS56117346A (en) 1980-02-21 1980-02-21 Information recording medium

Publications (2)

Publication Number Publication Date
JPS56117346A JPS56117346A (en) 1981-09-14
JPS6321259B2 true JPS6321259B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-05-06

Family

ID=12038408

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2084580A Granted JPS56117346A (en) 1980-02-21 1980-02-21 Information recording medium

Country Status (1)

Country Link
JP (1) JPS56117346A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57167172A (en) * 1981-04-07 1982-10-14 Victor Co Of Japan Ltd High density information recording and reproducing system
US4556597A (en) * 1983-08-22 1985-12-03 International Business Machines Corporation Ion doped servo pattern for magnetic recording disk

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4840417A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-09-21 1973-06-14
US3984907A (en) * 1975-07-25 1976-10-12 Rca Corporation Adherence of metal films to polymeric materials
JPS6051166B2 (ja) * 1977-03-28 1985-11-12 日本ビクター株式会社 静電容量型記録媒体
JPS54147008A (en) * 1978-05-10 1979-11-16 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS54148422A (en) * 1978-05-15 1979-11-20 Gen Corp Video disk player

Also Published As

Publication number Publication date
JPS56117346A (en) 1981-09-14

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