为了实现夜间图像的实时增强,本文设计了基于DSP 的夜间图像实时增强系统,然后对Ardely 提出的DADPEQU 夜间图像增强方法进行了改进,提出了基于有效黑暗连通集的增强算法,取得了较为满意的增强效果。在设计的实时图像增强系统上对夜间视频图像实时增强进行了尝试,结果表明,本文的方法既能取得较好的增强效果,又能满足实时的处理要求。 关键词:实时增强;有效黑暗连通集; DADPEQU;并行式系统;DSP Abstract: This paper designed a real-time night image enhancing system based on DSP. Paper improved Ardely’s enhancement algorithm which is called DADPEQU first, then give a new enhancing algorithm base on useful and dark connected set. Author tried to enhance the night video with the improved algorithm base on parallel processing system. The system is proved to be efficient in real-time night image enhancing system. Key words: Real-time Enhancing System;; Useful and Dark Connected Set; DADPEQU; Parallel Processing System; DSP