提出了基于边缘检测的二值化与扫描线相结合的车牌定位方法。实验表明该方法能够快速、准确地定位车牌,且抗干扰能力强,定位准确率在99 以上,光照和天气对其定位结果影响很小。-Edge detection based on the value of the second scan line and a combination of license plate location method. Experiment results show that the method can quickly and