基于FPGA的实时图像边沿检测系统的实现  

Realization of real time image edge detection system based on FPGA

作　　者：温杰[1] 李锦明[1] 

机构地区：[1]中北大学电子测试国家重点实验室仪器科学与动态测试教育部重点实验室,山西太原030051

出　　处：《电子技术应用》2015年第10期65-67,共3页Application of Electronic Technique

基　　金：山西省自然科学基金(2014011021-5)

摘　　要：边缘检测是图像处理中一个重要的分支,它的实现对于进行更高层次的图像识别和理解等有着重大的影响。系统采用FPGA+SDRAM实现了实时图像的边沿检测。硬件采用流水线与并行处理的方式,提高了图像处理的速率;算法实现结合了硬件语言编程与IP核模块,减小了开发周期,增强了系统的灵活性。实验结果显示,该系统能够有效地实现实时图像的边沿检测,且检测效果较好,能够满足后续图像处理的需求。Edge detection is an important branch of image processing, and it has a great influence on image recognition and understanding. The system realized the real-time image edge detection based on FPGA and SDRAM. The hardware used pipelining and parallel processing to improve the image processing speed. The algorithm combined with the hardware language programming and IP core module, reducing the development cycle and enhancing the flexibility of the system. Experimental results show that the system can effectively achieve real-time image edge, and the detection effect is good, and can meet the needs of follow-up image processing.

关 键 词：FPGA 边沿检测 SDRAM SOBEL算子 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]