介绍了分别采用斜装天线的雷达高度计，以及雷达高度计与其他敏感器组合实现卫星导航的基本原理。
The general principles of the radar altimeter with inclined antenna and combination of radar altimeter and other sensors were introduced in this paper.
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.
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