KR910013065A - 멀티트랙 판독 헤드 - Google Patents

멀티트랙 판독 헤드 Download PDF

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Publication number
KR910013065A
KR910013065A KR1019900021293A KR900021293A KR910013065A KR 910013065 A KR910013065 A KR 910013065A KR 1019900021293 A KR1019900021293 A KR 1019900021293A KR 900021293 A KR900021293 A KR 900021293A KR 910013065 A KR910013065 A KR 910013065A
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KR
South Korea
Prior art keywords
multitrack
readhead
head
magnetoresistive
magnetoresistive element
Prior art date
Application number
KR1019900021293A
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English (en)
Other versions
KR100231083B1 (ko
Inventor
꼴리노 죠세프
쟝-마르끄꾸뜰리에
Original Assignee
아르레뜨 다낭제
똥송-쎄 에스 에프
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 아르레뜨 다낭제, 똥송-쎄 에스 에프 filed Critical 아르레뜨 다낭제
Publication of KR910013065A publication Critical patent/KR910013065A/ko
Application granted granted Critical
Publication of KR100231083B1 publication Critical patent/KR100231083B1/ko

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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
    • 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
    • G11B5/3958—Heads comprising more than one sensitive element the sensitive elements being active read-out elements the active elements being arranged in a single plane, e.g. "matrix" disposition
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • 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
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969—Details for track selection or addressing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Magnetic Heads (AREA)

Abstract

내용 없음.

Description

멀티트랙 판독 헤드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 및 제2도는 본 발명에 따른 판독헤드의 기본요소적 헤드의 개략도.
제3도는 자기 물질의 자화방향과 그 방향을 가로지르는 전류 방향간에 형성된 각도의 함수로서 상기 자기물질의 저항률의 변화를 도시한 도시도.

Claims (8)

  1. 각각의 기본 헤드로 삽입된 적어도 하나의 자기-저항요소를 포함하는 자기-저항유형의 상기 기본 헤드의 매트릭스 회로망을 포함하며, 상기 기본 헤드에 의한 신호판독이 상기 매트릭스의 다른 칼럼 상에 모아지며, 라인 선택 신호가 상기 매트릭스의 다른 라인으로 보내지는 것을 특징으로 하는 멀티트랙 판독헤드.
  2. 제1항에 있어서, 상기 선택신호가 상기 기본 헤드의 상기 자기회로로부터 절연된 도체로 보내지는 것을 특징으로 하는 멀티트랙 판독헤드.
  3. 제1항에 있어서, 적어도 하나의 자기-저항소자가 각각의 기본 헤드의 자기회로에 삽입되는 것을 특징으로 하는 멀티트랙 판독회로.
  4. 제3항에 있어서, 기본 헤드의 각각의 칼럼에서, 상기 자기-저항 소자가 동일한 대역의 자기-저항물질의 부분을 형성하는 것을 특징으로 하는 멀티트랙 판독헤드.
  5. 제3항에 있어서, 기본 헤드의 각각의 칼럼에서, 상기 자기-저항 소자가 양호한 전기 전도성 물질에 의해 분리 및 연결되는 것을 특징으로 하는 멀티트랙 판독헤드.
  6. 제3항에 있어서, 기본 헤드의 각각의 라인에서, 상기 기본 헤드의 자기회로가 전기적으로 직렬로 연결되는 것을 특징으로 하는 멀티트랙 판독헤드 (제5도).
  7. 제3항에 있어서, 상기 자기-저항소자가 매우 양호한 전기적 전도성 물질의 코어에 포함되는 자기-저항물질의 대역의 부분을 형성하며, 상기 코어의 축이 상기 대여의 축에 수직으로 비스듬한 것을 특징으로 하는 적어도 일부의 자기 극 자체를 사용하는 멀티트랙 판독헤드.
  8. 상기 첨구범위 중 어느 한 항에 따른 판독헤드를 포함하는 것을 특징으로 하는 자기매체상의 멀티트랙 레코딩을 판독하기 위한 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900021293A 1989-12-22 1990-12-21 멀티트랙 판독 헤드 KR100231083B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8917082 1989-12-22
FR8917082A FR2656454B1 (fr) 1989-12-22 1989-12-22 Tete de lecture multipiste.

Publications (2)

Publication Number Publication Date
KR910013065A true KR910013065A (ko) 1991-08-08
KR100231083B1 KR100231083B1 (ko) 1999-11-15

Family

ID=9388885

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900021293A KR100231083B1 (ko) 1989-12-22 1990-12-21 멀티트랙 판독 헤드

Country Status (7)

Country Link
US (1) US5420734A (ko)
EP (1) EP0434547B1 (ko)
JP (1) JPH04271004A (ko)
KR (1) KR100231083B1 (ko)
DE (1) DE69020523T2 (ko)
FR (1) FR2656454B1 (ko)
HK (1) HK14997A (ko)

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US5883750A (en) * 1992-12-22 1999-03-16 Thomson-Csf Method and system for the magnetic recording of information elements and information medium by providing current correction for cross-talk magnetic flux
FR2723242B1 (fr) * 1994-07-26 1996-08-30 Thomson Csf Tete magnetique a element saturable et dispositif matriciel comportant un ensemble de tetes magnetiques
FR2727555B1 (fr) * 1994-11-25 1996-12-20 Thomson Csf Tete magnetique d'enregistrement/lecture et son procede de realisation
US5552950A (en) * 1994-11-30 1996-09-03 International Business Machines Corporation Direct access storage device with magneto-resistive transducing head apparatus and a common read return signal line
DE19535089A1 (de) * 1995-09-21 1997-03-27 Thomson Brandt Gmbh Verfahren zur Aufzeichnung von digitalen Signalen auf einem Magnetband in Multilängsspuren sowie Magnetbandaufzeichnungsgerät zur Durchführung des Verfahrens
DE19852037A1 (de) * 1998-11-11 2000-05-18 Thomson Brandt Gmbh Magnetbandgerät mit Treiberschaltung für Matrixkopf
DE69906822T2 (de) 1999-07-09 2004-01-29 Thales Paris Spurfolgesystem zur aufzeichnung/wiedergabe eines informationsträgers und aufzeichnungsträger
US20140177102A1 (en) 2012-12-21 2014-06-26 Seagate Technology Llc Multi-reader method and apparatus
US9373355B1 (en) 2015-01-30 2016-06-21 Seagate Technology Llc Compensating for interference via a multi-reader system

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Also Published As

Publication number Publication date
FR2656454B1 (fr) 1995-07-21
EP0434547A1 (fr) 1991-06-26
KR100231083B1 (ko) 1999-11-15
JPH04271004A (ja) 1992-09-28
US5420734A (en) 1995-05-30
HK14997A (en) 1997-02-14
DE69020523D1 (de) 1995-08-03
EP0434547B1 (fr) 1995-06-28
DE69020523T2 (de) 1995-11-30
FR2656454A1 (fr) 1991-06-28

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