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本文分析了半导体激光器模分配特性对光纤传输系统的影响,给出了模分配系数K的物理意义,计算了在不同误码率底线、不同波动程度、不同波长和不同的光源频谱下的系统传输速率和传输距离以及相应的功率代价。
This paper analyzes the influence of semiconductor laser mode assignment on optical fiber transmission system, gives the physical meaning of modulus assignment coefficient K, and calculates the system transmission under the different bit error rate bottom line, different fluctuation degree, different wavelength and different light source spectrum Rate and transmission distance and the corresponding power cost.