DE69322600D1 - Wiedergabeschaltung für einen magnetoresistiven Kopf - Google Patents

Wiedergabeschaltung für einen magnetoresistiven Kopf

Info

Publication number
DE69322600D1
DE69322600D1 DE69322600T DE69322600T DE69322600D1 DE 69322600 D1 DE69322600 D1 DE 69322600D1 DE 69322600 T DE69322600 T DE 69322600T DE 69322600 T DE69322600 T DE 69322600T DE 69322600 D1 DE69322600 D1 DE 69322600D1
Authority
DE
Germany
Prior art keywords
magnetoresistive head
playback circuit
playback
circuit
magnetoresistive
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 - Fee Related
Application number
DE69322600T
Other languages
English (en)
Other versions
DE69322600T2 (de
Inventor
Munekatsu Fukuyama
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69322600D1 publication Critical patent/DE69322600D1/de
Publication of DE69322600T2 publication Critical patent/DE69322600T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/48—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
    • 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
    • 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
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Heads (AREA)
  • Digital Magnetic Recording (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
DE69322600T 1992-10-27 1993-10-26 Wiedergabeschaltung für einen magnetoresistiven Kopf Expired - Fee Related DE69322600T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4289080A JPH06139525A (ja) 1992-10-27 1992-10-27 磁気抵抗効果型ヘッド用再生装置

Publications (2)

Publication Number Publication Date
DE69322600D1 true DE69322600D1 (de) 1999-01-28
DE69322600T2 DE69322600T2 (de) 1999-06-24

Family

ID=17738569

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322600T Expired - Fee Related DE69322600T2 (de) 1992-10-27 1993-10-26 Wiedergabeschaltung für einen magnetoresistiven Kopf

Country Status (6)

Country Link
US (1) US5416645A (de)
EP (1) EP0595266B1 (de)
JP (1) JPH06139525A (de)
KR (1) KR940009951A (de)
DE (1) DE69322600T2 (de)
MY (1) MY111372A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06139525A (ja) * 1992-10-27 1994-05-20 Sony Corp 磁気抵抗効果型ヘッド用再生装置
US5712739A (en) * 1993-11-08 1998-01-27 Kabushiki Kaisha Toshiba Magnetic disk drive system with a composite head unit including a magnetoresistive read only head and an inductive write only head
JP3257886B2 (ja) * 1993-12-14 2002-02-18 富士通株式会社 磁気抵抗効果型ヘッド用信号再生回路
US6118611A (en) * 1993-12-14 2000-09-12 Fujitsu Limited Signal reproducing circuit adapted to head utilizing magneto-resistive effect
US5978164A (en) * 1993-12-14 1999-11-02 Fujitsu Limited Signal reproducing circuit adapted for head utilizing magneto-resistive effect
US5627490A (en) * 1995-02-23 1997-05-06 Matsushita Electric Industrial Co., Ltd. Amplifier circuit
US5781042A (en) * 1995-09-19 1998-07-14 Vtc Inc. Modal transition imbalance detector
US6057972A (en) * 1995-11-03 2000-05-02 International Business Machines Corporation Current source for a magnetoresistive head with variability and selectable slew rate
US5939940A (en) * 1997-06-11 1999-08-17 Stmicroelectronics, Inc. Low noise preamplifier for a magnetoresistive data transducer
KR19990054776A (ko) * 1997-12-26 1999-07-15 조희재 가스센서의 촉매물질 도포방법
US6608736B1 (en) * 2000-05-08 2003-08-19 International Business Machines Corporation Integrated trace suspension interconnect for high-data-rate single-ended preamplifier for (G)MR elements
DE10060432A1 (de) * 2000-12-05 2002-07-25 Infineon Technologies Ag Magnetoresistiver Speicher und Verfahren zu seinem Auslesen
JP2002208118A (ja) * 2001-01-04 2002-07-26 Tdk Corp 薄膜磁気ヘッド装置
FR2844525B1 (fr) 2002-09-18 2005-06-03 Roquette Freres Procede de preparation d'une composition polycarboxylique comprenant une etape d'oxydation electrochimique d'une composition monosaccharidique
US20040245985A1 (en) * 2003-06-03 2004-12-09 Glenn Mayfield apparatus for monitoring changes in a magnetic field
JP5326238B2 (ja) * 2007-08-07 2013-10-30 Ｔｄｋ株式会社 信号検出装置
US7982542B1 (en) 2010-02-26 2011-07-19 Freescale Semiconductor, Inc. Power transistor feedback circuit with noise and offset compensation

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492997A (en) * 1980-11-28 1985-01-08 Hitachi, Ltd. Reproducing and amplifying circuit for magnetoresistive head
JPS58189804A (ja) * 1982-04-30 1983-11-05 Fujitsu Ltd 磁気抵抗効果素子を用いたヘツドのバイアス方式
JPH0610842B2 (ja) * 1983-08-15 1994-02-09 株式会社日立製作所 抵抗変化検出回路
JPS60127504A (ja) * 1983-12-14 1985-07-08 Hitachi Ltd 抵抗変化検出回路
US4716306A (en) * 1983-08-15 1987-12-29 Hitachi, Ltd. Circuit for detecting variation of resistance of a variable-resistance element
JPS6047208A (ja) * 1983-08-24 1985-03-14 Hitachi Ltd 抵抗変化検出回路
US4703378A (en) * 1984-03-01 1987-10-27 Sony Corporation Magnetic transducer head utilizing magnetoresistance effect
JPS6117072A (ja) * 1984-07-02 1986-01-25 Hitachi Ltd 抵抗変化検出回路
CA1248222A (en) * 1984-08-27 1989-01-03 Yutaka Souda Magnetic transducer head utilizing magnetoresistance effect
JPS61214205A (ja) * 1985-03-20 1986-09-24 Sony Corp ヨ−ク型磁気抵抗効果型磁気ヘツド
US4712144A (en) * 1985-08-20 1987-12-08 International Business Machines Corporation Method and apparatus for reading recorded data by a magnetoresistive head
WO1992005552A1 (en) * 1986-03-04 1992-04-02 Yoshihiro Nakamura Magnetic recording device
JPH0458174A (ja) * 1990-06-28 1992-02-25 Koreyoshi Kakigi 刻印検出用磁気センサ
US5155643A (en) * 1990-10-30 1992-10-13 Mars Incorporated Unshielded horizontal magnetoresistive head and method of fabricating same
US5204789A (en) * 1991-01-31 1993-04-20 International Business Machines Corporation Low noise voltage-biasing amplifier for magnetoresistive element
JPH06139525A (ja) * 1992-10-27 1994-05-20 Sony Corp 磁気抵抗効果型ヘッド用再生装置

Also Published As

Publication number Publication date
KR940009951A (ko) 1994-05-24
EP0595266A3 (en) 1994-08-24
DE69322600T2 (de) 1999-06-24
MY111372A (en) 1999-12-31
US5416645A (en) 1995-05-16
EP0595266B1 (de) 1998-12-16
JPH06139525A (ja) 1994-05-20
EP0595266A2 (de) 1994-05-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee