Electric field read/write apparatus and method
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United States of America Patent
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Dec 25, 2012
Grant Date -
Dec 24, 2009
app pub date -
Jun 23, 2009
filing date -
Jun 24, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Provided are an electric field read/write apparatus and method, which reproduce information written in a recording medium by using an electric field read/write head including a channel. In the electric field read/write apparatus and method, an electric field generated from the recording medium is modulated by using a modulation signal, a variation in the modulated electric field is detected, and a voltage signal determined according to the detected variation is demodulated and information written in the recording medium is determined according to a result of the demodulation.
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