Presentation 2004/7/1
Head Position Control on Quasi-Static Read/Write Tester
Takayuki KUSUMI, Kiyoshi YAMAKAWA, Kazuhiro OUCHI,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) To develop high density magnetic recording systems, a simple feedback system without servo writing was applied to a quasi-static read/write tester in which the medium reciprocates against a stand still head. The head position signal in cross-track direction during the scanning is fed back to the high precision piezoelectric actuator of the media stage. The stage is controlled so as to make the head/medium alignment error zero. A commercial disk medium and a head slider assembled on a parallel-link suspension were used to evaluate the system. The tester shows the repeatability of 1.5nm accuracy in cross-track direction preferably for the future read/write test.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) high density magnetic recording / quasi-static read/write tester / track following / non-servo tracks
Paper # MR2004-1
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Conference Information
Committee MR
Conference Date 2004/7/1(1days)
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Paper Information
Registration To Magnetic Recording (MR)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Head Position Control on Quasi-Static Read/Write Tester
Sub Title (in English)
Keyword(1) high density magnetic recording
Keyword(2) quasi-static read/write tester
Keyword(3) track following
Keyword(4) non-servo tracks
1st Author's Name Takayuki KUSUMI
1st Author's Affiliation AKITA research institute of advanced technology()
2nd Author's Name Kiyoshi YAMAKAWA
2nd Author's Affiliation AKITA research institute of advanced technology
3rd Author's Name Kazuhiro OUCHI
3rd Author's Affiliation AKITA research institute of advanced technology
Date 2004/7/1
Paper # MR2004-1
Volume (vol) vol.104
Number (no) 166
Page pp.pp.-
#Pages 6
Date of Issue