US PATENT SUBCLASS 385 / 39
.~ Particular coupling structure

Current as of: June, 1999
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385 /   HD   OPTICAL WAVEGUIDES

15  DF  WITH OPTICAL COUPLER {8}
39.~ Particular coupling structure {10}
40  DF  .~.~> Electrodes on or near the coupling region {1}
42  DF  .~.~> Directional coupler
43  DF  .~.~> Tapered coupler
44  DF  .~.~> "T" coupler or duplex coupler
45  DF  .~.~> "Y" coupler
46  DF  .~.~> Star coupler
47  DF  .~.~> Multiport coupler using reflective surface
48  DF  .~.~> Access couplers, power tappers, or power dividers
49  DF  .~.~> Fiber to thin film devices
50  DF  .~.~> Waveguide to waveguide

DEFINITION

Classification: 385/39

Particular coupling structure:

(under subclass 15) Subject matter wherein details of the structure of the coupler are recited.

SEE OR SEARCH THIS CLASS, SUBCLASS:

27, for a specified function achieved by a coupler.