Frequency application of 800MHz digital trunk communication

The Ministry of industry and information technology has recently adjusted the frequency use plan of 800MHz digital trunk communication system. On the basis of retaining the original tetra (terrestrial trunk radio) technology system, it is clear that PDT (special digital trunk communication system) technology system can be used in 800MHz frequency band. 800MHz frequency band is newly added for PDT technology system, no more plan for iDEN, GoTa, GT800 technology system; 800MHz frequency band digital trunk communication system frequency band occupancy shall not be less than 70%, area coverage shall not be less than 50%, user bearing rate shall notRead More →

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