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System and method for the detection of presence of a signal and its synchronization, for a frequency hopping system working in a disturbed environment
System and method for the detection of presence of a signal and its synchronization, for a frequency hopping system working in a disturbed environment
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机译:用于在干扰环境中工作的跳频系统的信号存在及其同步检测的系统和方法
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摘要
A method and device are disclosed for the detection and synchronization of a signal in a frequency-hopping system. The method has a step, for each frequency F(1) . . . F(M), of selecting the K samples corresponding to the greatest values of the signal, and their positions. For a given position, the M greatest values are combined which are selected from among K samples on each frequency having the given position. The greatest combined value is kept and the corresponding position. The greatest combined value is compared with a threshold value, and if the greatest combined value is greater than this threshold value, then the detection of the signal is declared.
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