1． 利用自相关函数法和周期图法实现随机信号的功率谱估计。 2． 观察数据长度、自相关序列长度、信噪比、窗函数、平均次数等对谱估计的分辨率、稳定性、主瓣宽度和旁瓣效应的影响。 -1. The use of auto-correlation function method and cycle map Method random signal power spectrum estimation. 2. Observation data length, the length of autoco

直线阵采用切比学夫加权控制主旁瓣比，二维声子晶体FDTD方法计算禁带宽度的例子,单径或多径瑞利衰落信道仿真。- Linear array using cut than learning laid upon the right control of the main sidelobe ratio, Dimensional phononic crystals FDTD method calculation examples band gap, Single path or multipath Ray

计算主瓣宽度 matlab函数 强烈推荐 雷达成像点目标分析(The matlab function of calculating the main lobe width strongly recommended the radar imaging point target analysis)