JPS52117606A - Data detecting system - Google Patents

Data detecting system

Info

Publication number
JPS52117606A
JPS52117606A JP3462276A JP3462276A JPS52117606A JP S52117606 A JPS52117606 A JP S52117606A JP 3462276 A JP3462276 A JP 3462276A JP 3462276 A JP3462276 A JP 3462276A JP S52117606 A JPS52117606 A JP S52117606A
Authority
JP
Japan
Prior art keywords
detecting system
data detecting
magnetic
drift
recording data
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.)
Granted
Application number
JP3462276A
Other languages
Japanese (ja)
Other versions
JPS6042525B2 (en
Inventor
Yoshimasa Miura
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP51034622A priority Critical patent/JPS6042525B2/en
Publication of JPS52117606A publication Critical patent/JPS52117606A/en
Publication of JPS6042525B2 publication Critical patent/JPS6042525B2/en
Expired 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
    • G11B5/3945—Heads comprising more than one sensitive element
    • G11B5/3948—Heads comprising more than one sensitive element the sensitive elements being active read-out elements
    • G11B5/3951—Heads comprising more than one sensitive element the sensitive elements being active read-out elements the active elements being arranged on several parallel planes
    • G11B5/3954—Heads comprising more than one sensitive element the sensitive elements being active read-out elements the active elements being arranged on several parallel planes the active elements transducing on a single track
    • 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
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Digital Magnetic Recording (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Manipulation Of Pulses (AREA)

Abstract

PURPOSE:To easily detect the stable recording data, which has little waveform distorsion due to the drift in the bias magnetic field, by the use of a magnetic head which is equipped with two magnetic resistance elements.
JP51034622A 1976-03-29 1976-03-29 data detection device Expired JPS6042525B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51034622A JPS6042525B2 (en) 1976-03-29 1976-03-29 data detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51034622A JPS6042525B2 (en) 1976-03-29 1976-03-29 data detection device

Publications (2)

Publication Number Publication Date
JPS52117606A true JPS52117606A (en) 1977-10-03
JPS6042525B2 JPS6042525B2 (en) 1985-09-24

Family

ID=12419475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51034622A Expired JPS6042525B2 (en) 1976-03-29 1976-03-29 data detection device

Country Status (1)

Country Link
JP (1) JPS6042525B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557189U (en) * 1978-06-30 1980-01-17
JPH02236705A (en) * 1989-03-10 1990-09-19 Daifuku Co Ltd Magnetism detecting sensor for controlling travel of mobile vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557189U (en) * 1978-06-30 1980-01-17
JPH02236705A (en) * 1989-03-10 1990-09-19 Daifuku Co Ltd Magnetism detecting sensor for controlling travel of mobile vehicle

Also Published As

Publication number Publication date
JPS6042525B2 (en) 1985-09-24

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