放大器增益压缩快速测量技术研究  

Research on Fast Measurement Technology of Amplifier Gain Compression

作　　者：吴雪华 周凤 侯鹏翔 WU Xuehua;ZHOU Feng;HOU Pengxiang(Ceyear Technologies Co.,Ltd.,Qingdao 266555,China;Qingdao EI Technology Co.,Ltd.,Qingdao 266555,China)

机构地区：[1]中电科思仪科技股份有限公司,山东青岛266555 [2]青岛依爱科技有限公司,山东青岛266555

出　　处：《电声技术》2023年第5期147-150,共4页Audio Engineering

摘　　要：如何实现微波放大器网络特性的多参数、高精度及快速测试一直是工程师面临的挑战之一。利用矢量网络分析仪放大器快速增益压缩测量技术,可实现放大器压缩状态下网络特性的快速测试。阐述增益压缩快速测量的原理、测量方法及模式,给出放大器预测试、评估、测试参数设置优化的具体解决方案。实验结果表明:该技术能够很好地解决放大器压缩参数和线性参数一次性精确测量的难题,相对传统测试技术可有效提高测试效率并降低测试难度。How to realize the multi-parameter,high-precision and fast test of microwave amplifier network characteristics has always been one of the challenges faced by engineers.Using the fast gain compression measurement technology of vector network analyzer amplifier,the rapid test of network characteristics in the compressed state of amplifier can be realized.The principle,measurement method and mode of gain compression rapid measurement are expounded,and the concrete solutions of amplifier pre-test,evaluation and test parameter setting optimization are given.The experimental results show that this technology can solve the problem of one-time accurate measurement of amplifier compression parameters and linear parameters,and can effectively improve the testing efficiency and reduce the testing difficulty compared with the traditional testing technology.

关 键 词：矢量网络分析仪 微波放大器 线性增益 增益压缩 压缩参数 

分 类 号：TN7[电子电信—电路与系统]