H - Electricity – 04 – B
Patent
H - Electricity
04
B
H04B 10/17 (2006.01) H01S 3/094 (2006.01) H04B 10/08 (2006.01)
Patent
CA 2311847
An optical amplifier for amplifying an optical signal is disclosed wherein a four port coupler provides multi-functionality. A pump light source is coupled to a first port, a transmission signal to be amplified is coupled to a second port, a multiplexed signal is received on the third port and a monitor signal is provided on the fourth port for monitoring one of the pump or transmission signal. Conveniently a detector is optically coupled with the fourth port to provide a feedback signal.
Nyman Bruce
Zimmerman Donald
Jds Uniphase Inc.
Teitelbaum Neil
LandOfFree
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