DE3064755D1 - Magneto-electric transducer for magnetic recording system and recording system comprising such a transducer - Google Patents

Magneto-electric transducer for magnetic recording system and recording system comprising such a transducer

Info

Publication number
DE3064755D1
DE3064755D1 DE8080401050T DE3064755T DE3064755D1 DE 3064755 D1 DE3064755 D1 DE 3064755D1 DE 8080401050 T DE8080401050 T DE 8080401050T DE 3064755 T DE3064755 T DE 3064755T DE 3064755 D1 DE3064755 D1 DE 3064755D1
Authority
DE
Germany
Prior art keywords
recording system
transducer
magneto
magnetic recording
electric
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
DE8080401050T
Other languages
German (de)
English (en)
Inventor
Jacques Chabrolle
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.)
EUROP COMPOSANTS ELECTRON
Original Assignee
EUROP COMPOSANTS ELECTRON
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 EUROP COMPOSANTS ELECTRON filed Critical EUROP COMPOSANTS ELECTRON
Application granted granted Critical
Publication of DE3064755D1 publication Critical patent/DE3064755D1/de
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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
    • 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
    • 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
    • G11B5/37—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using galvano-magnetic devices, e.g. Hall-effect devices using Hall or Hall-related effect, e.g. planar-Hall effect or pseudo-Hall effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
DE8080401050T 1979-07-20 1980-07-11 Magneto-electric transducer for magnetic recording system and recording system comprising such a transducer Expired DE3064755D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7918811A FR2461995A1 (fr) 1979-07-20 1979-07-20 Transducteur magneto-electrique pour systeme d'enregistrement magnetique, et systeme d'enregistrement comportant un tel transducteur

Publications (1)

Publication Number Publication Date
DE3064755D1 true DE3064755D1 (en) 1983-10-13

Family

ID=9228111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080401050T Expired DE3064755D1 (en) 1979-07-20 1980-07-11 Magneto-electric transducer for magnetic recording system and recording system comprising such a transducer

Country Status (6)

Country Link
US (1) US4400752A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0023175B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5654628A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3064755D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8105107A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2461995A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035728A (ja) * 1983-07-20 1985-02-23 Fuji Photo Film Co Ltd 写真感光材料用包装材料
US4593209A (en) * 1984-05-24 1986-06-03 Echlin Inc. Read head for Wiegand Wire
US4668913A (en) * 1985-03-14 1987-05-26 International Business Machines Corporation Constant flux magneto resistive magnetic reluctance sensing apparatus
NL8600390A (nl) * 1986-02-17 1987-09-16 Philips Nv Magneetkop met magnetoweerstandselement.
US4914537A (en) * 1987-04-24 1990-04-03 Pioneer Electric Corporation Magnetic head device having a bridge core
JP2722501B2 (ja) * 1988-07-08 1998-03-04 東ソー株式会社 ポリアリーレンチオエーテル共重合体及びその製造方法
FR2645314B1 (fr) * 1989-03-29 1991-05-31 Commissariat Energie Atomique Tete magnetique a magnetoresistance pour enregistrement longitudinal et procede de realisation d'une telle tete
FR2658647B1 (fr) * 1990-02-21 1992-04-30 Commissariat Energie Atomique Tete magnetique horizontale a effet hall et son procede de realisation.
US5552589A (en) * 1993-08-31 1996-09-03 Eastman Kodak Company Permanent magnet assembly with MR element for detection/authentication of magnetic documents
EP0651374A3 (en) * 1993-11-01 1995-09-06 Hewlett Packard Co Planar magnetoresistive head.
AR035842A1 (es) * 1999-05-14 2004-07-21 Pharma Mar Sa Metodo de hemisintesis para la formacion de compuestos intermediarios y derivados y de estructuras relacionadas con la ecteinascidina y de tetrahidroisoquinolinfenoles y compuestos intermediarios de aplicacion en dicho metodo
US9679588B1 (en) * 2016-01-18 2017-06-13 International Business Machines Corporation Corrosion resistance in air bearing surfaces
JOP20190254A1 (ar) 2017-04-27 2019-10-27 Pharma Mar Sa مركبات مضادة للأورام
US20190294831A1 (en) * 2018-03-20 2019-09-26 Nidec Sankyo Corporation Magnetic head and card reader

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2975241A (en) * 1956-12-12 1961-03-14 Armour Res Found Means for counteracting shunt reluctance of a transducer head gap
FR1224515A (fr) * 1958-05-16 1960-06-24 Siemens Ag Tête de lecture d'enregistrements magnétiques
US3146317A (en) * 1959-07-14 1964-08-25 Siemens Ag Hall-effect magnetic transducer
US3945038A (en) * 1971-12-22 1976-03-16 Compagnie Internationale Pour L'informatique Read-write magnetoresistive transducer having a plurality of MR elements
US3921217A (en) * 1971-12-27 1975-11-18 Ibm Three-legged magnetic recording head using a magnetorestive element
US4300177A (en) * 1975-07-17 1981-11-10 U.S. Philips Corporation Thin-film magnetic head for reading and writing information
NL7508533A (nl) * 1975-07-17 1977-01-19 Philips Nv Dunne film magneetkop voor het lezen en schrijven van informatie.
US4195323A (en) * 1977-09-02 1980-03-25 Magnex Corporation Thin film magnetic recording heads
DE2843512A1 (de) * 1978-10-03 1980-04-17 Wolfdieter Wagener Methode zur herstellung eines elektro-magnetischen wandlers

Also Published As

Publication number Publication date
ES493505A0 (es) 1981-05-16
US4400752A (en) 1983-08-23
FR2461995A1 (fr) 1981-02-06
ES8105107A1 (es) 1981-05-16
FR2461995B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-09-23
JPS5654628A (en) 1981-05-14
EP0023175B1 (fr) 1983-09-07
EP0023175A1 (fr) 1981-01-28

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee