Tunable narrow band optical filter
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United States of America Patent
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Nov 30, 2004
Grant Date -
N/A
app pub date -
Dec 18, 2001
filing date -
Dec 18, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method, an apparatus and a system are described for receiving an optical signal in an optical filter and routing the optical signal through the optical filter multiple times.
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