The pulse envelope we obtained is a hyperbolic secant function of time.
所得脉冲包络为时间的双曲正割函数。
And a theoretical model is established to expound the variation of pulse duration and the modulation on the pulse envelope similar to the diffraction characteristics in spatial domain.
通过与光束的空间传输特性类比解析了光栏宽度变化引起的脉宽变化以及脉冲轮廓出现时间衍射调制现象；
According to the moving target's echo characteristics acquired by the frequency-modulated stepping radar, the envelope migration is firstly carried out for the subset of the compressed pulse.
根据调频步进雷达运动目标的回波特性，首先对压缩后的子脉冲进行包络平移。
The characteristic of pulse xenon flashlamp envelope, which made of cerium doped quartz glass, was studied experimentally under high input power, and the experimental results were analysed.
实验研究了脉冲氙灯在高负载条件下掺铈石英玻璃管壁的特性，并对实验结果进行了分析。
In these situations, one might apply additional input pulse weighting to form a class of MSK type signals which still maintain constant envelope and continuous phase.
在此情况下可以对输入数据符号进行加权处理，从而得到一类MS K信号，这类MS K信号仍为等幅波、相位仍保持连续。
A new type of IJF pulse which has fine performance, low envelope fluctuation is presented.
提出一种性能优越、幅度起伏小、可移植性好的改进IJF码型。
A new type of IJF pulse which has fine performance, low envelope fluctuation is presented.
提出一种性能优越、幅度起伏小、可移植性好的改进IJF码型。
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