Optical disc apparatus
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United States of America Patent
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Jul 2, 2013
Grant Date -
Oct 4, 2012
app pub date -
Mar 26, 2012
filing date -
Mar 30, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An optical disc apparatus, for recording or reproducing information by irradiating a laser beam on an optical disc. More particularly, the present application relates to an optical pickup of the optical disc apparatus that produces a tracking error signal, in general, and the optical disc apparatus executes a tracking servo with using the tracking error signal.
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