【摘要】 分析了时分同步码分多址系统(TD-SCDMA),终端误差矢量值(EVM)指标的一致性测试需求,提出了一种基于迭代的EVM一致性测试算法。对算法进行了仿真分析,并将仿真结果与现有的专业仪表进行了比较,证明该算法完全可以满足TD-SCDMA终端EVM一致性测试的需求,同时适合作为TD-SCDMA终端射频测试仪表的关键性算法。更多还原

【Abstract】 The requirement of error vector magnitude(EVM) measurement in conformance test was analyzed.A novel EVM measurement algorithm based on the iterative process was presented.According to the comparison between the simulation results and the measurement results with the professional test instrument,the algorithm can fulfill EVM measurement in conformance test,and it is competent to be a key algorithm in radio frequency test equipments for TD-SCDMA UE.更多还原