中文说明：计算一维光子晶体的透射特性和反射特性，包含了阵列信号处理的常见算法，有循环检测，周期性检测，计算时间和二维直方图,用于时频分析算法，详细画出了时域和频域的相关图。
English Description：
Calculation of one-dimensional photonic crystal transmission and reflection characteristics, contains the common algorithm of array signal processing, detection of circulating, periodic detection calculated time and two-dimensional histogram, for time-frequency analysis algorithm, with painting the time domain and frequency domain correlation diagram.