Dynamic information storage or retrieval – Specific detail of information handling portion of system – Electrical modification or sensing of storage medium
Patent
1998-05-12
2000-06-06
Hindi, Nabil
Dynamic information storage or retrieval
Specific detail of information handling portion of system
Electrical modification or sensing of storage medium
G11B 700
Patent
active
060727640
ABSTRACT:
An information processing apparatus is used for recording and/or reproducing information on a recording medium by means of a plurality of probes. The apparatus comprises a substrate carrying thereon a plurality of probes arranged two-dimensionally in a plane, at least three sensors at three different points on the substrate for detecting the distance between the substrate and the recording medium, a switching circuit for selecting a parallel connection or a serial connection for the sensors, and a regulating system for regulating the relative inclination and the distance between the probe plane and the recording medium surface plane according to the output of the sensors connected in series and that of the sensors connected in parallel.
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Shido Shunichi
Yagi Takayuki
Canon Kabushiki Kaisha
Hindi Nabil
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