Optical waveguides – With optical coupler – Particular coupling structure
Reexamination Certificate
2008-01-07
2009-02-17
Font, Frank G (Department: 2883)
Optical waveguides
With optical coupler
Particular coupling structure
C385S048000
Reexamination Certificate
active
07492994
ABSTRACT:
Integrated fiber tap monitors with variable optical attenuators where light from an input fiber is reflected to the output fiber and a tap is generated from measuring transmission at the reflection.
REFERENCES:
patent: 5917643 (1999-06-01), Watanabe et al.
patent: 2002/0031324 (2002-03-01), Cao et al.
patent: 2003/0081901 (2003-05-01), Gage et al.
He Yi
Li Jian
Chesavage Jay A.
Chiem Erin D
File-EE-Patents.com
Font Frank G
Intelligent Fiber Optic Systems, Inc.
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