By analyzing the equivalent circuit of STATCOM, the basic requirements to the triggering system was pointed out, and the CPLD-based functional structure for triggering pulse generator was established.

通过对STATCOM工作原理与等效电路的分析，指出了STATCOM对其触发系统的基本要求，建立了基于CPLD的触发脉冲发生电路的功能逻辑结构。

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So far as efficiency and distortion are concerned, the transistorized pulse-duration modulator by PANTEL method is proved to be superior to that by the basic PDM circuit.

文中指出，在晶体管化的脉宽调制器中，在效率和失真两个方面。PANTEL原理电路优于基本PD M电路。

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According to the principle of impulse GPR, the short pulse generator is an important basic circuit of GPR, it is an important part of radiation excitation and sampling circuit.

根据冲击型探地雷达的原理，窄脉冲发生电路是探地雷达的一个重要的基本单元电路，它是组成脉冲发射电路和取样变换电路的重要组成部分。

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