Tunable multi-wavelength laser device
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United States of America Patent
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Issued Date -
Oct 16, 2003
app pub date -
Aug 5, 2002
filing date -
Apr 16, 2002
priority date (Note) -
Abandoned
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Abstract
A tunable external cavity multi-wavelength laser device employs a stationary, electrically and/or thermally tunable solid state immersion grating as a wavelength-selective element. The laser device significantly reduces the number of lasers required to span the ITU grid in DWDM applications.
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