JPS51123622A - A information data record/reproduce method - Google Patents

A information data record/reproduce method

Info

Publication number
JPS51123622A
JPS51123622A JP4843275A JP4843275A JPS51123622A JP S51123622 A JPS51123622 A JP S51123622A JP 4843275 A JP4843275 A JP 4843275A JP 4843275 A JP4843275 A JP 4843275A JP S51123622 A JPS51123622 A JP S51123622A
Authority
JP
Japan
Prior art keywords
information data
data record
reproduce
reproduce method
recording head
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
JP4843275A
Other languages
Japanese (ja)
Inventor
Shigeki Aoki
Hiroshi Narisawa
Tateo Sugimoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4843275A priority Critical patent/JPS51123622A/en
Publication of JPS51123622A publication Critical patent/JPS51123622A/en
Pending legal-status Critical Current

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  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

PURPOSE: To provide a digital information record/reproduce method which is not potentially affected by the speed fluctuation of the magnetic medium or recording head even when it is applied under two frequency modulating method of F.M. and P.M. method.
COPYRIGHT: (C)1976,JPO&Japio
JP4843275A 1975-04-21 1975-04-21 A information data record/reproduce method Pending JPS51123622A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4843275A JPS51123622A (en) 1975-04-21 1975-04-21 A information data record/reproduce method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4843275A JPS51123622A (en) 1975-04-21 1975-04-21 A information data record/reproduce method

Publications (1)

Publication Number Publication Date
JPS51123622A true JPS51123622A (en) 1976-10-28

Family

ID=12803181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4843275A Pending JPS51123622A (en) 1975-04-21 1975-04-21 A information data record/reproduce method

Country Status (1)

Country Link
JP (1) JPS51123622A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58211309A (en) * 1982-06-03 1983-12-08 Otani Denki Kk Discriminating device of tape recording signal

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508518A (en) * 1973-05-21 1975-01-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508518A (en) * 1973-05-21 1975-01-29

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58211309A (en) * 1982-06-03 1983-12-08 Otani Denki Kk Discriminating device of tape recording signal

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