ITS中VDM设备的研究与实现

Study and Implementation of video digital Mixers in ITS

文章介绍了专门用于ＩＴＳ（智能交通系统）中的一种多功能视频叠加设备──ＶＤＭ的设计。针对 ＩＴＳ应用中的主要特点和要求，ＶＤＭ采取了一些相应的技术措施，该设备现已被成功地应用于交通收费系统中。

This paper describes the design of the video digital mixer (VDM),a kind of multifunctional video superposition equipment used in Intelligent Transport System (ITS). Several modern technologies are used in the development and manufacture of VDM,which is successfully being used in traffic tolling system.