Patent ID: 9608758
Date: 2017-03-28
CPC Classifications: H04B,H04J

Claim:
1. A communication system comprising: a first optical system optically connected to a clamping laser and a pump laser, the first optical system comprising first and second optical splitters, the first optical splitter configured to receive a clamping laser signal from the clamping laser and split the received clamping laser signal into split clamping laser signals, the second optical splitter configured to receive a pump laser signal from the pump laser and split the received pump laser signal into split pump laser signals; and a second optical system optically connected to the first optical system, the second optical system comprising amplifier systems, each amplifier system configured to receive a multiplexed signal and comprising first and second combiners optically connected to an erbium-doped fiber, the first combiner optically connected to the first splitter, the second combiner optically connected to the second splitter, wherein the first combiner is configured to: wherein the second combiner is configured to: