The invention relates to a high-speed wireless access system in wide area to solve the problem of can not two-way transmission though low cost in prior art, which comprises: a proxy server connected to internet to realize down data broadcast system from proxy server to receive terminal, and a mobile communication system to realize up data transmission from receive terminal to proxy server. This invention uses GSM/CDMA mobile communication system and DMB-T/DVB-T to realize separated up data and down data, respectively, and has wide application. |