KR20080076795A - 수직 기록 자기 헤드 및 자기 디스크 장치 - Google Patents

수직 기록 자기 헤드 및 자기 디스크 장치 Download PDF

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Publication number
KR20080076795A
KR20080076795A KR1020080013399A KR20080013399A KR20080076795A KR 20080076795 A KR20080076795 A KR 20080076795A KR 1020080013399 A KR1020080013399 A KR 1020080013399A KR 20080013399 A KR20080013399 A KR 20080013399A KR 20080076795 A KR20080076795 A KR 20080076795A
Authority
KR
South Korea
Prior art keywords
magnetic
layer
magnetic pole
recording
main
Prior art date
Application number
KR1020080013399A
Other languages
English (en)
Korean (ko)
Inventor
기요시 니시카와
Original Assignee
후지쯔 가부시끼가이샤
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 후지쯔 가부시끼가이샤 filed Critical 후지쯔 가부시끼가이샤
Publication of KR20080076795A publication Critical patent/KR20080076795A/ko

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    • 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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • 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
    • G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
KR1020080013399A 2007-02-15 2008-02-14 수직 기록 자기 헤드 및 자기 디스크 장치 KR20080076795A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP-P-2007-00034640 2007-02-15
JP2007034640 2007-02-15
JPJP-P-2007-00242746 2007-09-19
JP2007242746A JP2008226424A (ja) 2007-02-15 2007-09-19 垂直記録磁気ヘッド及び磁気ディスク装置

Publications (1)

Publication Number Publication Date
KR20080076795A true KR20080076795A (ko) 2008-08-20

Family

ID=39844834

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080013399A KR20080076795A (ko) 2007-02-15 2008-02-14 수직 기록 자기 헤드 및 자기 디스크 장치

Country Status (3)

Country Link
JP (1) JP2008226424A (zh)
KR (1) KR20080076795A (zh)
CN (1) CN101246692A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4599452B1 (ja) 2009-06-12 2010-12-15 株式会社東芝 磁気ヘッド、およびこれを備えたディスク装置
JP5172937B2 (ja) 2010-11-30 2013-03-27 株式会社東芝 磁気ヘッド、およびこれを備えたディスク装置
US8830624B2 (en) * 2012-06-26 2014-09-09 Seagate Technology Llc Write pole for recording head
CN114783466B (zh) * 2018-11-22 2023-10-20 新科实业有限公司 用于热辅助磁记录的过渡曲率改进的系统

Also Published As

Publication number Publication date
JP2008226424A (ja) 2008-09-25
CN101246692A (zh) 2008-08-20

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A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application