gain modulation meaning in English
增益调制
Examples
- But up to now , none of them are commercially available . among these technologies , wavelength converters based on cross - gain modulation , cross - phase modulation and four - wave mixing in semiconductor optical amplifier is the mainstream of research
其中，基于半导体光放大器中的交叉增益调制、交叉相位调制和四波混频效应的波长转换技术是研究的主流方向。 - This paper is concentrated on the following three aspects : ( 1 ) the researches about limited - range wavelength conversion , the contents include : the research about the rwa ( routing and wavelength assignment ) of xgm ( cross - gain modulation ) wavelength converters ; the performance analysis of wdm network with limited - range wavelength converters , which includes xgm and fwm ( four - wave mixing ) wavelength converters ; the research about the influence of the alternate rwa to the performance of wdm networks with limited - range wavelength converters
本文研究主要集中在3个方面： ( 1 )基于有限范围波长变换器的研究，具体内容包括：基于xgm ( cross - gainmodulation ，交叉增益调制)有限范围波长变换器的路由与波长分配算法的研究； xgm和fwm ( four - wavemixing ，四波混频)有限范围波长变换器网络的性能分析；备用路由与波长分配算法对有限范围波长变换器网络性能影响的研究。 - The results show that wavelength locates in gain zone of semiconductor optical amplifier , and have higher peak power and proper time delay between the two pulses for the second order super gauss control pulse in semiconductor optical amplifier . a high quality amplified signal pulse can be achieved . the chirp can be reduced notability by using cascading soa in cross gain modulation based on soa , and the distance and the peak power of conversion optical pulse can be increased notability , and we can let down the demand for wavelength based on xgm in soa and enhance the flexibility of wavelength conversion
我们应用二阶超高斯光脉冲与高斯信号脉冲同时注入soa和应用soa与非线性光学环镜( nolm )相结合的方案来对信号脉冲进行压缩整形，模拟显示，在调节系统合适参数的情况下，波长位于soa增益区的二阶超高斯控制光脉冲在具有较高的峰值功率和适当时延下输入soa时，最后可以得到放大的高质量超短信号光脉冲；在基于soa的交叉增益调制( xgm )全光波长转换中，采用级联的soa能有效地使反转光脉冲的频率啁啾得到有效降低，波长向下转换的距离和反转光的峰值能量都得到明显提高，降低了利用交叉增益调制( xgm )波长转换中对波长精度的要求，从而提高了波长转换的灵和性。