Contrast Analysis of Mine-used Technologies of TD-SCDMA and WiFi

A brief introduction of technologies of TD-SCDMA and WiFi was given.Combined with demand of coal industry applications,performances of technologies of TD-SCDMA and WiFi were compared and analyzed from aspects of wireless link budget,voice quality,system capacity,switch quality,power control and applicability of the technologies in coal mine.And the results showed that TD-SCDMA technology was more suitable for mine communication system.