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。
In order to analyze imaging problems in spaceborne bistatic SAR system, it is important to establish a relevant radar echo model.
为了研究星载双基地SAR系统成像的相关问题，必须先建立其回波信号模型。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型，给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型，给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
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