一种高精度数控矢量调制器的设计  

Design of High-precision Digital-control Vector Modulator

作　　者：蒋东[1] 

机构地区：[1]中国西南电子技术研究所,四川成都630036

出　　处：《压电与声光》2017年第4期535-538,543,共5页Piezoelectrics & Acoustooptics

摘　　要：为了提高矢量调制器的技术指标,使得其所应用的射频干扰对消实现更好的性能,该文提出了数字控制矢量调制器的技术方案,可以实现稳定的高精度矢调步进控制。测试结果表明,研制的矢调模块可以实现满足系统要求的0.03dB的步进精度。In order to improve the technical index of vector modulator and realize a better performance in the usage of RF interference cancellation,the technical scheme of digital-control vector modulator is proposed in this paper.The stable and high-precision step control can be realized by using this proposed digital-control vector.The testing results show that the developed vector modulator module has realized the step-precision of less than 0.03 dB which has satisfied the system requirement.

关 键 词：数控矢量调制器 高精度步进 电调衰减器 射频干扰对消 电磁兼容 

分 类 号：TN821.8[电子电信—信息与通信工程] TN828.4