车牌识别定位程序的部分功能，FIR 底通和带通滤波器和IIR 底通和带通滤波器，使用拉亚普诺夫指数的公式，对于初学matlab的同学会有帮助，对HARQ系统的吞吐量分析。- Part of the license plate recognition locator feature, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Raya Punuo Fu index using the formula, Matlab for beginner students will help, HARQ throughput analysis of the system.