有关阵列天线的matlab仿真，

1、给出阵元的个数，阵元的间隔以及波长

2、计算方向图并绘制不同的方向图，有规律的排列

3、计算出主瓣宽度，3dB带宽，主瓣与第一旁瓣的幅度比（以dB作单位）-Array antenna matlab simulation,

1, to the number troupe, interval, and the wavelength of the array element

2, calculate the pattern and draw a different pattern, a regular arrangement of

3, calculate the width of the main lobe, 3-dB bandwidth of the main lobe and the first side lobe amplitude ratio (in dB as a unit)