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Propagation simulation manner, being the propagation simulation manner simulate the propagation environment in the propagation simulation device

机译:传播模拟方式,即传播模拟方式,是在传播模拟装置中模拟传播环境

摘要

PROBLEM TO BE SOLVED: To accurately simulate a transmission line with little computation amount by finding received signal data while using a signal level and arrival time data on the assumption that a path obeys with Rayleigh distribution rules. SOLUTION: A transmission parameter generating means 10 outputs a path signal using ray-tracing from an input signal, and an element wave angle generating means 16 outputs an element wave angle setting signal to a Doppler frequency generating means 18. An element wave level generating means 12 outputs an element wave level signal from the path signal or the like, while using Rayleigh distribution rules, an initial phase generating means 14 outputs an initial phase setting signal, and the Doppler frequency generating means 18 outputs a Doppler frequency setting signal. A received signal generating means 20 outputs a received signal from the respective output signals. The number of paths, the signal levels of respective paths, arrival time data and arrival direction data are found by ray-tracing and on the assumption that path obeys Rayleigh distribution rules, and received signal data are found, using the signal level and the arrival time data.
机译:解决的问题:在假设路径遵循瑞利分布规则的前提下,通过使用信号电平和到达时间数据查找接收到的信号数据,从而以很少的计算量来精确地模拟传输线。解决方案:传输参数产生装置10使用来自输入信号的光线追踪输出路径信号,并且元素波角产生装置16将元素波角设定信号输出到多普勒频率产生装置18。元素波电平产生装置图12从路径信号等输出元素波电平信号,同时使用瑞利分布规则,初始相位产生装置14输出初始相位设定信号,多普勒频率产生装置18输出多普勒频率设定信号。接收信号生成装置20从各个输出信号输出接收信号。通过光线跟踪并在假设路径遵循瑞利分布规则的前提下,找到路径数,各个路径的信号电平,到达时间数据和到达方向数据,并使用信号电平和到达来找到接收到的信号数据时间数据。

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