The simulation results show that the proposed method succeeds in detecting low speed target with low false alarm probability in low signal to noise ratio environment.

仿真实验表明，该检测方法能在低信噪比环境中，以低虚警率对低速目标进行有效检测。

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The simulation indicates that the result of calculation can reach equivalent precision and the operation speed of FFT can satisfy the request of commonly real-time signal processing.

仿真结果表明其计算结果达到了一定的精度，运算速度可以满足一般实时信号处理的要求。

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The error-rate performance of the high-speed QPSK digital satellite communication system with cochannel large capacity FDM-PM signal interference is studied by means of computer simulation.

本文用计算机模拟的方法研究高速QPSK数字卫星系统受大容量FDM-FM信号同波道干扰时的系统误码特性。

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