US PATENT SUBCLASS 385 / 44
.~.~ "T" coupler or duplex 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}
44.~.~ "T" coupler or duplex coupler

DEFINITION

Classification: 385/44

"T" coupler or duplex coupler:

(under subclass 39) Subject matter wherein the coupler has two perpendicular waveguide legs forming a tee which connects an input port to two output ports or two input ports to a single output port.