Coherent light generators – Particular beam control device – Having particular beam control circuit component
Reexamination Certificate
2006-06-20
2006-06-20
Harvey, Minsun Oh (Department: 2828)
Coherent light generators
Particular beam control device
Having particular beam control circuit component
C372S029016
Reexamination Certificate
active
07065111
ABSTRACT:
Systems, methods and computer software are provided for testing a laser. Initially, the laser is operated at a first bias setting and a data rate of about 10 Gb/s, and a first side mode suppression ratio of the laser output is measured that is based on a first ratio of a highest and next highest optical power peaks as a function of a first wavelength. Next, the laser is operated at a second bias setting and a data rate of about 10 Gb/s, and a second side mode suppression ratio of the laser output is measured that is based on a second ratio of a highest and next highest optical power peaks as a function of a second wavelength. A test result for the laser is then generated in accordance with a difference between the first and second side mode suppression ratios.
REFERENCES:
patent: 5712715 (1998-01-01), Erdogan et al.
patent: 5812572 (1998-09-01), King et al.
patent: 6778566 (2004-08-01), Miller
Finisar Corporation
Harvey Minsun Oh
Nguyen Dung
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