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l2

于 2016-11-27 发布文件大小:1KB

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说明：已知三个信号，经调制产生信号，其中为常数，为具有窄带特性的Hanning信号。将此已调信号通过信道传输，描述该信道的差分方程为得到接收信号 1）分析Hanning信号的时域与频域特性 2）分析已调信号的时域与频域特性 3）分析系统的单位脉冲响应 4）分析接收信号的频谱 (Three known signal, the modulated signal is generated, which is a constant for the Hanning signal having a narrowband characteristics. This modulated signal channels transmitted through the differential equation of the channel 2) units of analysis of the modulated signal and frequency domain characteristics 3) analysis system is described for obtaining a reception signal 1) Analysis of time domain and frequency domain characteristics Hanning signal 4 impulse response) spectral analysis of the received signal)

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l2.m,5710,2016-11-27

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