Wavelength locker and optical system using the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 28, 2003
Grant Date -
Jun 19, 2003
app pub date -
Dec 13, 2001
filing date -
Dec 13, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus for use in tuning a tunable optical device to a target wavelength, the apparatus comprising: a beam splitter for tapping a portion of the light emerging from the tunable optical device; a walk-off reflector for dividing the portion of the light emerging from the beam splitter into a plurality of beams; a multiple etalon for tailoring the light from at least two of the plurality of beams provided by the walk-off reflector; a multiple detector for detecting light from the multiple etalon and the walk-off reflector, the multiple detector providing a plurality of output signals; and a control unit for controlling the tunable optical device by providing a control signal to the tunable optical device according to the output signals provided by the multiple detector.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully