A simple object function is proposed considering the gain bandwidth, on-off gain, gain flatness and other characteristic parameters.
提出新的目标函数，综合考虑增益带宽、开关增益、增益平坦度等特征参数。
The influences on the gain flatness of the Raman fiber amplifier by the number of pumps, wavelength, power and other factors are also analysed.
分析了喇曼光纤放大器的泵浦光源个数、波长、功率等因素对放大器增益平坦度的影响。
From the comparison of the fiber lengths, the pump power and the gain flatness for same gain of FRA, that DCF have been chosen as the active medium of LRA.
比较在相同增益时的泵浦功率、光纤长度和增益平坦性，从而选择色散补偿光纤作为LRA的增益介质。
The number of wavelengths and their distribution are determined by the gain wave range and the degree of flatness required by the system.
波长的数量和分配取决于增益波段和系统要求的平坦程度。
The number of wavelengths and their distribution are determined by the gain wave range and the degree of flatness required by the system.
波长的数量和分配取决于增益波段和系统要求的平坦程度。
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