The dispersion relation and the optical transmittance of a two-dimensional photonic crystal composed of the hexagonal array of cylindrical air holes fabricated in a dielectric slab were analyzed by group theory and the numerical calculation based

相控阵天线六边形阵与矩形阵方向图，圆形喇叭天线方向图,Phased array antenna array and hexagonal array pattern of rectangular, circular horn antenna

很少见的六角阵波束形成的相关仿真及其相关的各种图形-Rare hexagonal array beamformed related simulation and its associated various graphics

Matlab code computes 1.design of linear array 2. rectangular array 3.circular array 4.hexagonal array 5.array factor for an N-element uniformly spaced array.