An external modulation laser technology of electro-optical modulation technique has been widely used because of its advantages which can not be got by others.
其中光外调制技术中的铌酸锂电光调制技术因其具有其它调制方式所不及的优点而被广泛应用。
The experimental principle of electro-optical modulation is introduced. The work-point choosing methods used in the electro-optical modulation experiment are explained theoretically.
介绍了晶体电光调制实验的原理，给出了两种调节电光调制器工作点的方法，并从理论上对两种方法进行了解释。
A method using optical fiber in experiment of electro optical modulation is presented and its advantage is discussed.
介绍了用光纤扩充电光调制通信教学实验的方法和特点。
Electro-optical effect and optical conductive effect of BSO crystals is studied in this paper. The opto-electro optical modulation is realized using these two kinds of optical effects.
本文研究了BSO晶体的电光效应和光电导效应，并利用这两种效应实现了光-电-光调制。
Electro-optical effect and optical conductive effect of BSO crystals is studied in this paper. The opto-electro optical modulation is realized using these two kinds of optical effects.
本文研究了BSO晶体的电光效应和光电导效应，并利用这两种效应实现了光-电-光调制。
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