摘要
本文简要介绍了视频监控系统所经历的发展阶段及各阶段的主要特点,并对今后的发展趋势进行了分析。
The paper briefly introduces the development stages of CCTV sYstem and the main characteristics of each stage, and makes an analysis on developing trend of the system in the future.
出处
《铁路通信信号工程技术》
2006年第6期40-42,共3页
Railway Signalling & Communication Engineering
关键词
模拟
数字
DVB网络
Analog, Digit, and DVR network
