Memory device
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United States of America Patent
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Apr 23, 2013
Grant Date -
N/A
app pub date -
Mar 19, 2012
filing date -
Dec 9, 2011
priority date (Note) -
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Abstract
A memory device according to one embodiment includes: a recording array including recording regions, a first positioning region and a second positioning region; a probe array including a plurality of first probes provided oppositely to the recording regions, and a plurality of second probes provided oppositely to the first and second positioning region; an actuator; and a control circuit configured to control an operation of the actuator by using a positioning signal. The first positioning region includes a first positioning pattern. The first positioning pattern has a plurality of first line portions. The second positioning region includes a second positioning pattern. The second positioning pattern has a plurality of second line portions. The control circuit is configured to generate the positioning signal based on whether or not the second probes are in contact with the line portions of the first and second positioning patterns.
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