Optical coupling with a test port

Details Optical coupling with a test port Optical coupling with a test port

2008-01-01

2008-01-01

Wong, Tina M (Department: 2874)

Optical waveguides

Integrated optical circuit

C385S016000, C385S024000

Reexamination Certificate

active

07315668

ABSTRACT:
An optical coupler comprises a first, second, third, and fourth port. The first port is for communicating optical signals with a processor. The second port receives a first optical signal and transmits the first optical signal to the first port. The third port receives a second optical signal and transmits the second optical signal to the first port. The fourth port receives a third optical signal and transmits the third optical signal to the first port.

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