Optical waveguides – With optical coupler – Particular coupling function
Reexamination Certificate
2005-09-13
2005-09-13
Font, Frank G. (Department: 2883)
Optical waveguides
With optical coupler
Particular coupling function
C385S014000, C385S015000, C385S027000, C385S039000, C385S043000
Reexamination Certificate
active
06944368
ABSTRACT:
A waveguide-semiconductor coupling device includes a waveguide structure that includes a multimode interferometer (MMI) structure so as to minimize the reflections of TE modes in the coupling device. A mesa structure is coupled to the waveguide structure so as to minimize the reflections of TM modes in the coupling device.
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Akiyama Shoji
Kimerling Lionel C.
Wada Kazumi
Dupuis Derek L.
Font Frank G.
Gauthier & Connors LLP
Massachusetts Institute of Technology
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