DVR is a digital recording technology, in image processing, image storage, retrieval, backup, as well as network transmission, remote control, and so far better than analog monitoring equipment, DVR represents the development direction of TV monitoring system, is the market's preferred television monitoring system products. Generally divided into: hard disk recorders, PC-type hard disk recorders and embedded DVR and so on.
DVR system hardware mainly by CPU, memory, motherboard, graphics card, video capture card, chassis, power, hard disk, cable and other components, let us from the point of view of systematics, to analyze the stability and reliability of these components.
The software of DVR system is developed by individual company, which is built on the hardware system.
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