WO2009069231A1 - ヘッドスライダの評価方法 - Google Patents

ヘッドスライダの評価方法 Download PDF

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Publication number
WO2009069231A1
WO2009069231A1 PCT/JP2007/073224 JP2007073224W WO2009069231A1 WO 2009069231 A1 WO2009069231 A1 WO 2009069231A1 JP 2007073224 W JP2007073224 W JP 2007073224W WO 2009069231 A1 WO2009069231 A1 WO 2009069231A1
Authority
WO
WIPO (PCT)
Prior art keywords
element part
head slider
evaluation method
heating
energizing
Prior art date
Application number
PCT/JP2007/073224
Other languages
English (en)
French (fr)
Inventor
Koji Endo
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/073224 priority Critical patent/WO2009069231A1/ja
Publication of WO2009069231A1 publication Critical patent/WO2009069231A1/ja

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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
    • G11B5/455—Arrangements for functional testing of heads; Measuring arrangements for heads
    • 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

  • Magnetic Heads (AREA)

Abstract

　素子部と、該素子部を突き出すヒータとを備えたヘッドスライダの熱ストレスに対する特性を評価する方法であって、前記ヒータに通電して前記素子部を加熱する加熱工程と、前記素子部に通電して素子部のノイズ出力を検知する測定工程とを複数回繰り返して評価すること、あるいは、前記ヒータに通電して前記素子部を加熱する加熱工程と、前記素子部の抵抗を検知する測定工程とを複数回繰り返して評価することを特徴とする。
PCT/JP2007/073224 2007-11-30 2007-11-30 ヘッドスライダの評価方法 WO2009069231A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/073224 WO2009069231A1 (ja) 2007-11-30 2007-11-30 ヘッドスライダの評価方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/073224 WO2009069231A1 (ja) 2007-11-30 2007-11-30 ヘッドスライダの評価方法

Publications (1)

Publication Number Publication Date
WO2009069231A1 true WO2009069231A1 (ja) 2009-06-04

Family

ID=40678147

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/073224 WO2009069231A1 (ja) 2007-11-30 2007-11-30 ヘッドスライダの評価方法

Country Status (1)

Country Link
WO (1) WO2009069231A1 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007220172A (ja) * 2006-02-15 2007-08-30 Fujitsu Ltd 磁気ヘッドの温度磁界印加方法及び装置
JP2007265493A (ja) * 2006-03-28 2007-10-11 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダの製造方法、ヘッド・ジンバル・アセンブリの製造方法、及び磁気ヘッドスライダ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007220172A (ja) * 2006-02-15 2007-08-30 Fujitsu Ltd 磁気ヘッドの温度磁界印加方法及び装置
JP2007265493A (ja) * 2006-03-28 2007-10-11 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダの製造方法、ヘッド・ジンバル・アセンブリの製造方法、及び磁気ヘッドスライダ

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