The optical coupler 424 launches the Raman optical pumping signal in a direction that co-propagates with the optical data signals that are generated by the optical source 402.
光耦合器424沿着与光源402产生的光数据信号同向传播的方向发射拉曼光泵浦信号。
2
The fiber break or connector pull interrupts the path of the optical signals from the Raman optical pump source in the first repeater optical amplifier 102.
光纤中断或连接器满载中断了第一中继光放大器102中的拉曼光泵浦源产生的信号光的路径。
3
Based on the nonlinear power coupled equations of fiber Raman amplifiers (FRA), the optimal design to the pumps source has been done with modified genetic arithmetic in this paper.