(EN)
A method and apparatus for restoration of operating conditions of a WDM optical ring network comprising a plurality of amplifiers linked together in a ring after a break or fault has occurred in the network. The method comprises in response to repair of the break or other fault, increasing output power or /and pump power of an amplifier in the network such that the output power or/and pump power increases substantially in accordance with a ramp function.
(ZH) 本文公开了包括在环形中链接在一起的多个放大器的WDM光环形网络中发生中断或故障时恢复网络操作条件的方法和设备。方法包括响应中断或其它故障的修复,增大网络中放大器的输出功率或/和泵浦功率,使得输出功率或/和泵浦功率大致根据一个斜坡函数增大。