The plan of the multimedia monitoring and alarm sytem based on the bus structure

摘要

The multimedia monitoring and alarm system compose of the control subsystem, the audio and video subsystem and the alarm subsystem. The control subsystem includes a computer, video card audio card, control card, vice control station, decode device. The audio and video subsystem includes audio selecting device, video selecting device, monitor, camera. The alarm subsystem includes alarm dealing device, microwave/PIR intrusion detector, and telephone.