【摘要】 随着计算机技术、网络技术以及图像处理、图像传输技术的飞速发展,视频监控技术有了长足的发展。视频监控系统先后经历了:第一代模拟视频监控系统(CCTV);第二代基于"PC+多媒体卡"数字视频监控系统(DVR);第三代完全基于IP网络视频监控系统(IPVS),它在侦查破案中的作用显得尤为重要。更多还原

【Abstract】 With the rapid development of computer technology,network technology and image processing,image transmission technology,video surveillance technology has made great development.Video monitoring system has experienced:the first generation analog video monitoring system(CCTV);the second generation of "digital video monitoring system based on PC+ multimedia card"(DVR);the third generation is completely based on the IP network video monitoring system(IPVS),it is the role of the investigation is particularly important.更多还原