US PATENT SUBCLASS 385 / 27
.~ Particular coupling function

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

15  DF  WITH OPTICAL COUPLER {8}
27.~ Particular coupling function {2}
28  DF  .~.~> Coupling between modes in a waveguide or fiber {1}
30  DF  .~.~> Evanescent wave coupling

DEFINITION

Classification: 385/27

Particular coupling function:

(under subclass 15) Subject matter wherein the coupling achieves a specified operation on the light entering or exiting the waveguide.