AT311490B - Device for the detection of magnetic fields - Google Patents

Device for the detection of magnetic fields

Info

Publication number
AT311490B
AT311490B AT439971A AT439971A AT311490B AT 311490 B AT311490 B AT 311490B AT 439971 A AT439971 A AT 439971A AT 439971 A AT439971 A AT 439971A AT 311490 B AT311490 B AT 311490B
Authority
AT
Austria
Prior art keywords
detection
magnetic fields
fields
magnetic
Prior art date
Application number
AT439971A
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT311490B publication Critical patent/AT311490B/en

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT439971A 1970-05-22 1971-05-21 Device for the detection of magnetic fields AT311490B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702024997 DE2024997A1 (en) 1970-05-22 1970-05-22 Device for detecting magnetic fields

Publications (1)

Publication Number Publication Date
AT311490B true AT311490B (en) 1973-11-26

Family

ID=5771781

Family Applications (1)

Application Number Title Priority Date Filing Date
AT439971A AT311490B (en) 1970-05-22 1971-05-21 Device for the detection of magnetic fields

Country Status (5)

Country Link
AT (1) AT311490B (en)
DE (1) DE2024997A1 (en)
ES (1) ES391424A1 (en)
FR (1) FR2090217B1 (en)
GB (1) GB1320857A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4577250A (en) * 1981-12-18 1986-03-18 Victor Company Of Japan, Limited Hall effect magnetic head
NL8600390A (en) * 1986-02-17 1987-09-16 Philips Nv MAGNETIC HEAD WITH MAGNETIC RESISTANCE ELEMENT.
GB2202635B (en) * 1987-03-26 1991-10-30 Devon County Council Detection of magnetic fields
US6714374B1 (en) * 2000-08-31 2004-03-30 Nec Corporation Magnetoresistive sensor, magnetoresistive head, and magnetic recording/reproducing apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1392375A (en) * 1964-05-08 1965-03-12 Siemens Ag Magnetic field measuring device, comprising a resistance varying as a function of this field
DE1489088A1 (en) * 1964-10-30 1969-05-29 List Dipl Ing Heinrich Polarized electromagnetic propulsion system
DE1516964C3 (en) * 1966-04-21 1973-09-13 Siemens Ag, 1000 Berlin U. 8000 Muenchen Magnetic field probe for measuring more or less magnetic fields

Also Published As

Publication number Publication date
DE2024997C3 (en) 1974-10-17
FR2090217A1 (en) 1972-01-14
FR2090217B1 (en) 1974-10-11
DE2024997B2 (en) 1974-03-21
GB1320857A (en) 1973-06-20
DE2024997A1 (en) 1972-01-27
ES391424A1 (en) 1973-07-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee