关键词: 机器视觉, 嵌入式系统, 现场可编程门阵列（FPGA）, 硬件计算, 并行计算

Abstract: FPGA-based embedded vision systems are attracting more and more attention due to their properties of high performance，low power consumption and compact structure which endow them with great potential applications.This paper gives a survey of the representative achievements in recent years on FPGA-based embedded vision systems，and discusses some of the existing problems and future developing trends in this research area.

Key words: machine vision, embedded systems, Field Programmable Gate Array（FPGA）, hardware computation, parallel computation