SG115532A1 - Perpendicular writer pole having a nonmagnetic seedlayer - Google Patents

Perpendicular writer pole having a nonmagnetic seedlayer

Info

Publication number
SG115532A1
SG115532A1 SG200301517A SG200301517A SG115532A1 SG 115532 A1 SG115532 A1 SG 115532A1 SG 200301517 A SG200301517 A SG 200301517A SG 200301517 A SG200301517 A SG 200301517A SG 115532 A1 SG115532 A1 SG 115532A1
Authority
SG
Singapore
Prior art keywords
seedlayer
nonmagnetic
writer pole
perpendicular writer
pole
Prior art date
Application number
SG200301517A
Other languages
English (en)
Inventor
Kevin Mark Mcgeehin Peter
Mary Bell Alison
Bhiggar Johnston Alan
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
Priority claimed from GBGB0207724.6A external-priority patent/GB0207724D0/en
Application filed by Seagate Technology Llc filed Critical Seagate Technology Llc
Publication of SG115532A1 publication Critical patent/SG115532A1/en

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
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Heads (AREA)
SG200301517A 2002-04-03 2003-03-27 Perpendicular writer pole having a nonmagnetic seedlayer SG115532A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0207724.6A GB0207724D0 (en) 2002-04-03 2002-04-03 Patent submission-Ruthenium as non-magnetic sedlayer for electrodeposition
US10/321,043 US6807027B2 (en) 2002-04-03 2002-12-17 Ruthenium as non-magnetic seedlayer for electrodeposition

Publications (1)

Publication Number Publication Date
SG115532A1 true SG115532A1 (en) 2005-10-28

Family

ID=28793305

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200301517A SG115532A1 (en) 2002-04-03 2003-03-27 Perpendicular writer pole having a nonmagnetic seedlayer

Country Status (4)

Country Link
JP (1) JP4689947B2 (ja)
CN (1) CN1292403C (ja)
DE (1) DE10315266A1 (ja)
SG (1) SG115532A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7580222B2 (en) * 2004-06-18 2009-08-25 Headway Technologies, Inc. Thin-film magnetic head, a head gimbal assembly and hard disk drive
US7440229B2 (en) 2004-06-18 2008-10-21 Headway Technologies, Inc. Thin-film magnetic head having a write shield layer
JP2006269690A (ja) 2005-03-23 2006-10-05 Fujitsu Ltd 軟磁性薄膜および磁気記録ヘッド
US7463450B2 (en) * 2005-05-23 2008-12-09 Headweay Technologies, Inc. Thin film magnetic head

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6125010A (en) * 1993-11-23 2000-09-26 Seagate Technology Llc Mo-Au gold seedlayer in thin film heads
US6169646B1 (en) * 1998-11-18 2001-01-02 Seagate Technology, Inc. Magnetoresistive shield incorporating seedlayer for anisotropy enhancement
US20020131204A1 (en) * 2001-03-19 2002-09-19 Masafumi Mochizuki Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69516442T2 (de) * 1994-03-03 2000-08-10 Seagate Technology International, Georgetown Magnetoresistiver Kopf und Herstellungsverfahren
JP3473684B2 (ja) * 1999-11-08 2003-12-08 日本電気株式会社 磁気ヘッドおよびその製造方法、それを用いる磁気記録再生装置
JP3565492B2 (ja) * 2000-02-17 2004-09-15 Ｔｄｋ株式会社 薄膜磁気ヘッド、磁気ヘッド装置及び磁気ディスク装置
JP2002092821A (ja) * 2000-09-18 2002-03-29 Hitachi Ltd 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置
JP3875020B2 (ja) * 2000-12-26 2007-01-31 アルプス電気株式会社 垂直磁気記録ヘッドの製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6125010A (en) * 1993-11-23 2000-09-26 Seagate Technology Llc Mo-Au gold seedlayer in thin film heads
US6169646B1 (en) * 1998-11-18 2001-01-02 Seagate Technology, Inc. Magnetoresistive shield incorporating seedlayer for anisotropy enhancement
US20020131204A1 (en) * 2001-03-19 2002-09-19 Masafumi Mochizuki Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head

Also Published As

Publication number Publication date
CN1508774A (zh) 2004-06-30
JP2004127479A (ja) 2004-04-22
JP4689947B2 (ja) 2011-06-01
DE10315266A1 (de) 2003-10-30
CN1292403C (zh) 2006-12-27

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