Based on the example of double ultrasonic echoes simulation, multiple ultrasonic echoes simulation has been studied by Gaussian echo model.
以双重回波为例研究了高斯回波模型模拟多重回波的问题。
参考来源 - 基于非线性模型的超声回波模拟及其特征参数估计的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Finally, the echo model of chaff disturbance is built.
最后，建立了箔条云团干扰回波的模型。
As the basis of the tracking algorithm, an echo model is the key to radar altimeter design.
雷达高度计回波模型是设计、检验高度计跟踪算法的基础，是高度计设计的关键性环节。
The principle of direct sequence spread spectrum ranging is introduced and the echo model of near field ranging is discussed.
论述了直接序列扩频测距的原理，研究了近距离测距的回波模型。
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