关键字：数字 监控 系统 视频监控
Abstract
This thesis introduces the current situation of the monitoring system of videos and development course, regard a teaching building as the target of controlling, combine technology of the computer, multimedia technology with controlling technology organically, have designed a network digital video monitoring system that different from the traditional video monitoring system. The system is made up by four parts, which include front camera system, transmission system, control system, video shown and written down system. System is two-way much way transmission system, should to receive the signal of videos from the end transmit, and also convey control signal and power to the camera. This thesis introduces the structure and function of every part simply and briefly, and furthermore Transmit and control parts are introduced in key, analyze and study about the key technology among them. The system fully utilizes technology of the computer, use the perfect systems soft ware to realize the control over various kinds of control data. The whole system is well-arranged, simple hardware; conveniently connecting it up, good expanding, possess good stability and security.
Keyword: Digital Control System The video controlling
