In this thesis , one kind of the dual - band dual - polarized antenna is mainly researched 本文就主要针对一种双频双极化天线进行研究。
Fixed radio systems - multipoint antennas - circulary polarized antennas for multipoint fixed radio systems in the 1 ghz to 11 ghz band 固定无线电系统.多点天线. 1ghz - 11ghz频段内多点固定无线电系统用圆形极化天线
The test results accord with the simulation results well . grounded on the simulation and measurement , it proves that this antenna can be the dual - band dual - polarized antenna unit 最后,对天线阵元进行组阵分析,研究了天线单元间距对天线方向图的影响,并得出了优化的天线阵元间距值。
Firstly , the polarization characteristics of active multi - decoy of any elliptic polarized antenna jammer are presented and the polarization scattering properties of radar target are also discussed 首先详细分析了任一椭圆极化天线有源假目标的极化特性,并探讨了典型雷达目标的极化散射特性。
As the vigorous development of the mobile communication technology , the research of the dual - band dual - polarized antenna is very urgent . it is also of theoretical significance and practical value 随着移动通信技术的发展,对双频双极化基站阵列天线的研究就变得十分迫切,同时也具有理论意义和实用价值。
Thirdly , based on the analysis of the microstrip antenna above , the dual - band dual - polarized antenna is designed and simulated . the simulation results meet the results of the requirement of the antenna design 在以上对微带天线分析的基础上,对双频双极化天线单元进行了设计与仿真,仿真结果较好的达到了天线设计要求。
In current communication system , the application of dual - band dual - polarized antenna satisfies the needs of communication system ’ s upgrade , solves the problem of multipath fading , reduces the number and lowers the cost of the antennas 在现代通信系统中,双频双极化天线的应用能够满足通信系统的不断升级的要求,能有效解决多径衰落问题,能减少天线数量、降低天线成本。