Invention Grant
- Patent Title: Method of estimating life of head, method of inspecting recording medium, method of evaluating head, and information recording/reproducing apparatus
- Patent Title (中): 头部使用寿命的方法，记录介质检查方法，头部评估方法以及信息记录/再现装置
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Application No.: US11063690Application Date: 2005-02-23
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Publication No.: US07657826B2Publication Date: 2010-02-02
- Inventor: Takahiro Imamura , Kenrou Yamamoto
- Applicant: Takahiro Imamura , Kenrou Yamamoto
- Applicant Address: JP Tokyo
- Assignee: Toshiba Storage Device Corporation
- Current Assignee: Toshiba Storage Device Corporation
- Current Assignee Address: JP Tokyo
- Agency: Greer, Burns & Crain, Ltd.
- Priority: JP2004-335080 20041118
- Main IPC: H08C25/00
- IPC: H08C25/00
Abstract:
A method of estimating life of a head that reads information recorded in a recording medium includes detecting magnitude of an impact due to a contact between the head and the recording medium; and estimating the life of the head based on the magnitude of the impact detected.
Public/Granted literature
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