Telecommunications Science ›› 2018, Vol. 34 ›› Issue (7): 195-200.doi: 10.11959/j.issn.1000-0801.2018158

• Operating technology is extensive • Previous Articles    

Research and application of real time video monitoring system based on IoT and 4G wireless VPDN technology

Zheng DONG,Ying ZHU,Chunze YANG   

  1. Nanjing Branch of China Telecom Co.,Ltd.,Nanjing 210008,China
  • Online:2018-07-20 Published:2018-07-28

Abstract:

For achieving the requirement of real-time video monitoring which is located in the circuit cut-over operating point of the substation of the National Grid Nanjing Branch,China Telecom Nanjing Branch developed a new real-time video monitoring system which was based on internet of things technology and 4G wireless transmission network,by creating a smart pipeline based on 4G VPDN (virtual private dial-up network).The new system has solved the problem that the cable can not be used due to the frequent changing of the circuit cut-over operating points of the substation.

Key words: internet of things, 4G, LTE, VPDN, real time video monitoring system, substation

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