BelFone Provides Tunnel Radio Communication Solutions for State Grid Jilinsheng Electronic Power Supply Company
The Challenge As the city undergoes rapid development, the construction of power grid in Changchun is making steady progress. Telegraph poles multiply wherever the city extends. However, these standing telegraph poles are inconvenient, inadequate and unaesthetic. For this reason, State Grid Jilinsheng Electronic Power Supply Company is taking the cables underground, at an annual speed of 100 km. In tunnel areas, communications get challenging as, due to the geographic features of tunnels, signals get weak and unstable. Cellphones are helpless and ordinary two-way radios are hardly any better. Communications become a great challenge for the construction and maintenance of power grids in tunnel areas. Radio System Overview Information technology is playing an increasingly significant role in our life and work. As an important way of information exchange, radio communication gains worldwide importance with its extensive application. Users want instant communications with one ...