As the central part of video monitor system, the technology of image grab card has become more and more mature, and there are many kinds of chips that can be used in design.
作为其核心，视频采集技术也趋成熟，可用于视频采集卡设计的集成芯片种类繁多。
The main point under the design of access control management system and video monitor system for safeguard of IDC is introduced according to a project of IDC, as well as the design method.
本文以某数据中心为例，概括介绍了数据中心出入口管理（门禁）系统及视频安防监控系统的设计要点及作法。
We constructed a RS-485 bus based digital video monitor system with a DSP based video-image compressing card, a RS-485 serial communication card and the monitor software pack for the master computer.
我们采用基于DSP的视频图像压缩卡、RS - 485通信卡和上位机监控软件包构建了基于RS - 485总线的数字视频监控系统。
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