US PATENT SUBCLASS 385 / 22
.~.~ Single pole multiple throw (relay switch)

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

15  DF  WITH OPTICAL COUPLER {8}
16  DF  .~ Switch (i.e., switching from one terminal to another, not modulation) {6}
22.~.~ Single pole multiple throw (relay switch)

DEFINITION

Classification: 385/22

Single pole multiple throw (relay switch):

(under subclass 16) Subject matter wherein the optical switch operates to selectively couple light from a single input waveguide to any one of a plurality of output waveguides.