Multipath Propagation (多路径传播): 传输路径异常，充当着者时变的非线性信号源。多路径可使信号失真、或使接收到的信号减小到不可靠的程度。
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首先给出了某单脉冲雷达低仰角多路径效应一个完整的仿真模型，包括：多路径传播几何模型、雷达天线模型、跟踪误差模型。
A complete simulation model for target tracking of a monopulse radar that works at low elevation angles with ground reflection multipath is given.
文中提出了一个多路径构造方法，该方法通过CA之间传播路径构造请求信息从而构造出所有的证书路径。
This paper proposes a multipath construction method which can construct all certificate paths by transmitting path construction request messages among CAs.
介绍了一个模拟最多三个不同传播路径的典型多径效应模型，通过增加相同的单元数目可以实现更多路径的模拟。
A typical model to simulate the multi path effects up to three different propagation paths was introduced, more paths 'simulation can be implemented by increasing the number of same units.
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