多频率射频电磁场辐射抗扰度试验中互调分量的分析与改善  

Analysis and improvement on intermodulation products in multi-tone radio frequency electromagnetic filed radiated immunity test

作　　者：李金龙[1] 田禾箐[1] 刘麒[1] 龚增[1] Li Jinlong;Tian Heqing;Liu Qi;Gong Zeng(Shanghai Institute of Measurement and Testing Technology)

机构地区：[1]上海市计量测试技术研究院

出　　处：《上海计量测试》2017年第4期2-6,共5页Shanghai Measurement and Testing

基　　金：国家质检总局科技计划项目(2015QK035)

摘　　要：对多频率干扰信号通过功率放大器时互调分量的产生进行了理论分析,提出了对互调分量的改善措施以避免其对试验结果造成影响,最后通过实验对分析结果进行了验证。In this paper,the causes of intermodulation products generated by multi-tone radio frequency signal inputted into power amplifier are theoretically analyzed.The improvement approaches of the intermodulation products are proposed to avoid the influence on the test results.Finally,the results are experimentally verified.

关 键 词：电磁兼容 辐射抗扰度 多频率 互调分量 

分 类 号：TN03[电子电信—物理电子学]