Electric field read/write head
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United States of America Patent
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Nov 6, 2012
Grant Date -
Apr 9, 2009
app pub date -
May 15, 2008
filing date -
Oct 8, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Provided is an electric field head including a resistance sensor to read information recorded on a recording medium. The resistance sensor includes a first semiconductor layer including a source and a drain, and a second semiconductor layer that is heterogeneously combined with the first semiconductor layer. Also, the electric field head further includes a channel between the source and the drain, in a junction region of the first and second semiconductor layers.
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