2013年10月9日星期三

Factory network video surveillance system analysis

Factory video surveillance system preliminary design to meet the needs of existing resources and network performance , front-end video capture subsystem , the monitoring center video management system construction are to meet the Ministry of Public Security "to carry out urban Security Alarm System Construction Work" performance requirements , and strive to run the system is stable , reliable data storage , archiving video data on a regular basis .
First, the video surveillance system to protect plant and public activity areas of staff safety , security equipment and other important facilities and property safety , prevention of sabotage activities, and accidents , the first time made ​​the process of incident recording, handling and accountability for the timely provide strong evidence .Character LCD Display This is the basic function of video surveillance requirements. Another important aspect of the video surveillance system can be factory daily production process , play a supporting role in the production , production line unattended .
According to government requirements and internal management of production safety regulations , and in accordance with the relevant national standards , combined with the plant needs to develop a network video monitoring video monitoring system functions to achieve the following objectives:
1 ) Video capture function: capture video front-end video capture system and follow the transmission requirements for compression , encoding , converts through Access Gateway , meet in a digital format of the information transmitted over the Internet exchange .
2 ) video transmission function: After compression, encoding video information , in accordance with the work flow in a factory dedicated network for transmission , according to the security management authority, constitute transmission network system at all levels . Same time be able to meet the monitoring system management needs, transferred to the superior system and stored.
3 ) The information processing functions : Distribution of the received video information system, etc., COG LCD Module according to the classification and attribution video processing, the call processing information stored .
4 ) video storage and backup functions: video monitoring center server information, system logs should be stored historical data storage and backup information is available in a network system based on permissions playback.
5 ) System Control Function : According to authorized users of the network control command sent to the front-end system, the monitoring center and authorized end users to call any way monitor images and control.

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