The FuTURE 4G Time Division Duplex(TDD)trial system uses 3.5 GHz carrier frequency and several crucial technologies including broadband Multiple Input Multiple Output(MIMO)and Orthogonal Frequency Division Multiplexin...The FuTURE 4G Time Division Duplex(TDD)trial system uses 3.5 GHz carrier frequency and several crucial technologies including broadband Multiple Input Multiple Output(MIMO)and Orthogonal Frequency Division Multiplexing(OFDM).These technologies challenge the link budget and networking analysis of the FuTURE 4G TDD trial network.This paper analyzes the practical 3.5 GHz propagation model and the link budget of Radio Frequency(RF)parameters of the trial system.Moreover,it introduces networking analysis and network planning of the trial system,which combines the field test results of the MIMO system.The FuTURE 4G TDD trial system and its trial network have been accomplished with successful checkup.The trial system fulfills all the requirements with two Access Points(AP)and three Mobile Terminals(MT),which supports multi-user,mobility,a high peak rate of 100 Mb/s,High-Definition TV(HDTV),high-speed data download,and Voice over IP(VoIP)services.展开更多
基金the National Natural Science Foundation of China under Grant 60496312the 863 Program of China under Grants 2003AA12331004 and 2006AA01Z260.
文摘The FuTURE 4G Time Division Duplex(TDD)trial system uses 3.5 GHz carrier frequency and several crucial technologies including broadband Multiple Input Multiple Output(MIMO)and Orthogonal Frequency Division Multiplexing(OFDM).These technologies challenge the link budget and networking analysis of the FuTURE 4G TDD trial network.This paper analyzes the practical 3.5 GHz propagation model and the link budget of Radio Frequency(RF)parameters of the trial system.Moreover,it introduces networking analysis and network planning of the trial system,which combines the field test results of the MIMO system.The FuTURE 4G TDD trial system and its trial network have been accomplished with successful checkup.The trial system fulfills all the requirements with two Access Points(AP)and three Mobile Terminals(MT),which supports multi-user,mobility,a high peak rate of 100 Mb/s,High-Definition TV(HDTV),high-speed data download,and Voice over IP(VoIP)services.
