Recently, along with the rapid development of internet technology, wireless network is widely used in a good many fields. The wireless campus network based on LAN technology develops even dramatically. The wireless campus network can fulfill the network need coming from a number of mobile devices, which realizes multi-functions of mobile office, multi-media network teaching, VOD, safety monitoring, etc. In addition, the wireless network actively promotes the construction of educational informatization.The thesis firstly analyzes the development of wireless network. Then it compares the cable with wireless campus network and draws a conclusion that wireless campus network is an inevitable trend of campus digitalization. The thesis also presents the general idea of the wireless campus network program as well as its application. The last, the thesis focuses the network of video surveillanceThe thesis compares the traditional technology to wireless technology of cable video surveillance. Meanwhile, the author elaborates on the system, composing principles and various technologies of multi-media network of video surveillances and looks ahead to the future of wireless campus network in the end. |