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发明名称
具有在磁头/磁碟介面用于磨损及耐久性控制之主动控制电位之磁性记录磁碟驱动器
摘要
根据一浮动块本体与一硬磁碟之间浮动块本体之浮动高度间距来消除硬磁碟驱动器中浮动块本体与硬磁碟之间的电位差。一预定偏压施加于浮动块本体与硬磁碟之间,该预定偏压包含一DC分量及一AC分量并基于所侦测之浮动块本体浮动之高度间距。该浮动高度间距可根据当改变该预定偏压之DC分量时,在该AC分量之一频率下相对浮动块设计浮动高度之最小浮动块–磁碟间隙变化来侦测。或者,该浮动高度间距可根据当改变该DC分量时,浮动块对该AC分量之AC频率中一第一谐波之最小电动响应来侦测。
申请公布号
TW200515381
申请公布日期
2005.05.01
申请号
TW093128056
申请日期
2004.09.16
申请人
日立环球储存科技股份有限公司
发明人
彼德 麦可 鲍姆加特;伯哈德 耐吉;马修 麦特
分类号
G11B21/00
主分类号
G11B21/00
代理机构
代理人
陈长文
主权项
地址
荷兰
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