The chirp performance of converted signal in wavelength conversion based on cross gain modulation (XGM) in semiconductor optical amplifier (SOA) was analyzed.
对基于半导体光放大器中交叉增益调制效应的波长转换后信号的啁啾特性进行了分析。
The second, we summarize the optical heterodyning modulation technology, and calculate the spectrum of optical mm-wave signal generated by this modulation technology.
②总结了光外差调制技术，理论推导了利用光外差调制技术产生的光载毫米波信号的频谱结构。
In this case the information source provides an electrical signal to a transmitter comprising an electrical stage which drives an optical source to give modulation of the lightwave carrier.
在这种情况下，信源给发射机提供一个电信号，发射机中的电路驱动光源以实现对光载波的调制。
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