AR202698A1 - Transductor para indicar por su resistencia la cantidad de flujo magnetico al cual esta expuesto - Google Patents

Transductor para indicar por su resistencia la cantidad de flujo magnetico al cual esta expuesto

Info

Publication number
AR202698A1
AR202698A1 AR250482A AR25048273A AR202698A1 AR 202698 A1 AR202698 A1 AR 202698A1 AR 250482 A AR250482 A AR 250482A AR 25048273 A AR25048273 A AR 25048273A AR 202698 A1 AR202698 A1 AR 202698A1
Authority
AR
Argentina
Prior art keywords
transducer
indicate
exposed
resistance
amount
Prior art date
Application number
AR250482A
Other languages
English (en)
Spanish (es)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of AR202698A1 publication Critical patent/AR202698A1/es

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • 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
    • G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Magnetic Heads (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
AR250482A 1972-10-11 1973-10-10 Transductor para indicar por su resistencia la cantidad de flujo magnetico al cual esta expuesto AR202698A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00296742A US3813692A (en) 1972-10-11 1972-10-11 Internally biased magnetoresistive magnetic transducer

Publications (1)

Publication Number Publication Date
AR202698A1 true AR202698A1 (es) 1975-07-15

Family

ID=23143365

Family Applications (1)

Application Number Title Priority Date Filing Date
AR250482A AR202698A1 (es) 1972-10-11 1973-10-10 Transductor para indicar por su resistencia la cantidad de flujo magnetico al cual esta expuesto

Country Status (11)

Country Link
US (1) US3813692A (cs)
JP (1) JPS5325646B2 (cs)
AR (1) AR202698A1 (cs)
BE (1) BE804294A (cs)
BR (1) BR7307882D0 (cs)
CA (1) CA1030653A (cs)
ES (1) ES419326A1 (cs)
FR (1) FR2203125B1 (cs)
GB (1) GB1437009A (cs)
IT (1) IT993820B (cs)
SE (1) SE394044B (cs)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219482B1 (cs) * 1973-02-27 1978-03-03 Cii
US3887944A (en) * 1973-06-29 1975-06-03 Ibm Method for eliminating part of magnetic crosstalk in magnetoresistive sensors
US3860965A (en) * 1973-10-04 1975-01-14 Ibm Magnetoresistive read head assembly having matched elements for common mode rejection
US3887945A (en) * 1973-12-12 1975-06-03 Ibm Head assembly for recording and reading, employing inductive and magnetoresistive elements
US3908194A (en) * 1974-08-19 1975-09-23 Ibm Integrated magnetoresistive read, inductive write, batch fabricated magnetic head
DE2615539C2 (de) * 1975-04-14 1986-01-16 N.V. Philips' Gloeilampenfabrieken, Eindhoven Magnetkopf mit magnetoresistivem Element
US4024489A (en) * 1975-11-18 1977-05-17 International Business Machines Corporation Magnetoresistive sandwich including sensor electrically parallel with electrical shunt and magnetic biasing layers
JPS5464854U (cs) * 1977-10-18 1979-05-08
FR2455330A1 (fr) * 1979-04-25 1980-11-21 Cii Honeywell Bull Dispositif magnetique de transduction a magnetoresistances
US4523243A (en) * 1982-05-24 1985-06-11 Storage Technology Corporation Magnetoresistive transducer using an independent recessed electromagnetic bias
US4555740A (en) * 1983-04-04 1985-11-26 Hewlett-Packard Company Thin film transducer head for inductive recording and magnetoresistive reading
US4819113A (en) * 1984-03-29 1989-04-04 Sony Corporation Magnetic transducer head with inclined magnetic gap
US4649447A (en) * 1985-08-15 1987-03-10 International Business Machines Combed MR sensor
JPS62245511A (ja) * 1986-04-18 1987-10-26 Hitachi Ltd 磁気抵抗効果形磁気ヘツド及びその製造方法
JP3088478B2 (ja) * 1990-05-21 2000-09-18 財団法人生産開発科学研究所 磁気抵抗効果素子
US5390061A (en) 1990-06-08 1995-02-14 Hitachi, Ltd. Multilayer magnetoresistance effect-type magnetic head
US5079831A (en) * 1991-02-07 1992-01-14 Applied Magnetics Corporation Method of making a dual stripe magnetic head
US5266786A (en) * 1991-10-01 1993-11-30 Ncr Corporation Magnetoresistive head for reading magnetic ink characters
US5311385A (en) * 1991-12-18 1994-05-10 Minnesota Mining And Manufacturing Company Magnetoresistive head with integrated bias and magnetic shield layer
JPH06349031A (ja) * 1993-04-14 1994-12-22 Sanyo Electric Co Ltd 磁気抵抗効果型ヘッド
US5485333A (en) * 1993-04-23 1996-01-16 Eastman Kodak Company Shorted DMR reproduce head
FR2710753B1 (fr) * 1993-09-27 1995-10-27 Commissariat Energie Atomique Capteur de courant comprenant un ruban magnétorésistif et son procédé de réalisation.
US5420736A (en) * 1994-04-15 1995-05-30 International Business Machines Corporation MR read transducer with thermal noise cancellation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500953A (en) * 1948-09-24 1950-03-21 Max L Libman Magnetoresistor
US2647167A (en) * 1950-03-21 1953-07-28 Rca Corp Magnetic transducer construction
DE1054543B (de) * 1955-08-16 1959-04-09 Siemens Ag Halbleiterbauelement, dessen elektrischer Widerstand eine Funktion des ihn durchfliessenden Stromes ist
US3016507A (en) * 1959-09-14 1962-01-09 Ibm Thin film magneto resistance device
CH405426A (de) * 1961-12-21 1966-01-15 Ibm Magnetkopf zum Aufzeichnen und Ablesen von digitalen Signalen
FR85611E (fr) * 1964-02-06 1965-09-17 Bull Sa Machines Dispositifs à impédance variable
US3672043A (en) * 1965-12-06 1972-06-27 Ncr Co Miniature magnetic head
US3493694A (en) * 1966-01-19 1970-02-03 Ampex Magnetoresistive head
GB1272044A (en) * 1971-02-22 1972-04-26 Mullard Ltd Improvements in or relating to magnetoresistive readout transducers
US3731007A (en) * 1971-04-19 1973-05-01 Denki Onkyo Co Ltd Magnetic head having a magneto-resistive bridge circuit
BE792917A (fr) * 1971-12-27 1973-04-16 Ibm Tete de transduction magnetique

Also Published As

Publication number Publication date
AU6061273A (en) 1975-03-27
FR2203125B1 (cs) 1977-05-13
BR7307882D0 (pt) 1974-07-25
JPS5325646B2 (cs) 1978-07-28
US3813692A (en) 1974-05-28
SE394044B (sv) 1977-05-31
CA1030653A (en) 1978-05-02
JPS4974523A (cs) 1974-07-18
ES419326A1 (es) 1976-03-01
GB1437009A (cs) 1976-05-26
FR2203125A1 (cs) 1974-05-10
IT993820B (it) 1975-09-30
BE804294A (fr) 1973-12-17

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