GB0318558D0 - Non-magnetic metallic layer in a reader gap of a disc drive - Google Patents

Non-magnetic metallic layer in a reader gap of a disc drive

Info

Publication number
GB0318558D0
GB0318558D0 GBGB0318558.4A GB0318558A GB0318558D0 GB 0318558 D0 GB0318558 D0 GB 0318558D0 GB 0318558 A GB0318558 A GB 0318558A GB 0318558 D0 GB0318558 D0 GB 0318558D0
Authority
GB
United Kingdom
Prior art keywords
disc drive
metallic layer
magnetic metallic
reader gap
reader
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.)
Withdrawn
Application number
GBGB0318558.4A
Other versions
GB2388246A (en
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of GB0318558D0 publication Critical patent/GB0318558D0/en
Publication of GB2388246A publication Critical patent/GB2388246A/en
Withdrawn legal-status Critical Current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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109—Details
    • G11B5/313—Disposition of layers
    • G11B5/3133—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
    • 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
    • G11B5/127—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
    • G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
    • 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
    • G11B5/40—Protective measures on heads, e.g. against excessive temperature 

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Heads (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GB0318558A 2001-04-18 2002-03-27 Non-magnetic metallic layer in a reader gap of a disc drive Withdrawn GB2388246A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28462401P 2001-04-18 2001-04-18
PCT/US2002/009721 WO2002086871A1 (en) 2001-04-18 2002-03-27 Non-magnetic metallic layer in a reader gap of a disc drive

Publications (2)

Publication Number Publication Date
GB0318558D0 true GB0318558D0 (en) 2003-09-10
GB2388246A GB2388246A (en) 2003-11-05

Family

ID=23090902

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0318558A Withdrawn GB2388246A (en) 2001-04-18 2002-03-27 Non-magnetic metallic layer in a reader gap of a disc drive

Country Status (4)

Country Link
JP (1) JP2004533698A (en)
CN (1) CN1308921C (en)
GB (1) GB2388246A (en)
WO (1) WO2002086871A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0620228A (en) * 1992-07-03 1994-01-28 Mitsubishi Electric Corp Thin-film magnetic head
US6195232B1 (en) * 1995-08-24 2001-02-27 Torohead, Inc. Low-noise toroidal thin film head with solenoidal coil
US6084752A (en) * 1996-02-22 2000-07-04 Matsushita Electric Industrial Co., Ltd. Thin film magnetic head
US5898548A (en) * 1997-10-24 1999-04-27 International Business Machines Corporation Shielded magnetic tunnel junction magnetoresistive read head
JP2002521777A (en) * 1998-07-21 2002-07-16 シーゲート テクノロジー，インコーポレイテッド Reduction of sensor temperature of magneto-resistive recording head
JP2000113427A (en) * 1998-10-06 2000-04-21 Tdk Corp Thin-film device, thin-film magnetic head and magneto- resistive element and their production

Also Published As

Publication number Publication date
CN1613110A (en) 2005-05-04
GB2388246A (en) 2003-11-05
CN1308921C (en) 2007-04-04
WO2002086871A1 (en) 2002-10-31
JP2004533698A (en) 2004-11-04

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)