US PATENT SUBCLASS 385 / 32
.~.~ Coupling light through a waveguide bend or loop

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

15  DF  WITH OPTICAL COUPLER {8}
31  DF  .~ Input/output coupler {5}
32.~.~ Coupling light through a waveguide bend or loop

DEFINITION

Classification: 385/32

Coupling light through a waveguide bend or loop:

(under subclass 31) Subject matter wherein light is coupled into or out of an optical waveguide through a curved portion whose radius of curvature is smaller than that required to confine light therein.