移动通信基站天线增益测量的不确定度评定  

Evaluation of Uncertainties in Antenna Gain Measurement of Mobile Communication Base Station

作　　者：王兰贵 李勇[1] 于卫东[1] 王世琦 赵腾飞 WANG Langui;LI Yong;YU Weidong;WANG Shiqi;ZHAO Tengfei(The 54th Research Institute of CETC,Shijiazhuang 050081,China)

机构地区：[1]中国电子科技集团公司第五十四研究所,河北石家庄050081

出　　处：《计算机与网络》2022年第7期58-61,共4页Computer & Network

摘　　要：简述了移动通信基站天线增益测量的原理和经典的测量方法--比较法。针对该测量方法、测试系统和测试环境的特点,系统地总结了移动通信基站天线增益测量过程中存在的各种误差修正项和不确定度,同时给出了各项不确定度的评定方法。分析计算得出基站天线增益测量过程中存在的各项标准不确定度、合成标准不确定度和扩展不确定度。给出了工程测试实例,验证了该天线增益测量的不确定度评定的可行性和有效性。Firstly,the principle of antenna gain measurement of mobile communication base station and the classical measurement method of comparison are introduced.According to the characteristics of the measurement method,test system and test environment,various error correction terms and uncertainties in antenna gain measurement of mobile communication base station are systematically summarized,and the evaluation methods of uncertainties are also given at the same time.Then,standard uncertainties in gain measurement are analyzed and evaluated in details.Finally,standard uncertainties,synthetic standard uncertainties and extended uncertainties in gain measurement are analyzed and calculated.An engineering test example is given to verify the feasibility and the effectiveness of the uncertainty evaluation of antenna gain measurement.

关 键 词：移动通信基站天线 增益测量 标准不确定度 合成不确定度 扩展不确定度 

分 类 号：TN820[电子电信—信息与通信工程]