US PATENT SUBCLASS 385 / 45
.~.~ "Y" coupler


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

15  DF  WITH OPTICAL COUPLER {8}
39  DF  .~ Particular coupling structure {10}
45.~.~ "Y" coupler


DEFINITION

Classification: 385/45

"Y" coupler:

(under subclass 39) Subject matter wherein the coupler has three waveguide legs joined at the center in a "Y" shape which connects an input port to two output ports or two input ports to a single output port.

(1) Note. This differs from a "T" coupler only in the geometrical configuration of the three legs.