噪声测试系统精度有源-无源联合测量评估方法
顾易帆,王立平,丁旭,王志宇,莫炯炯,郁发新

Active-passive joint measurement and evaluation method for precision of noise test system
Yi-fan GU,Li-ping WANG,Xu DING,Zhi-yu WANG,Jiong-jiong MO,Fa-xin YU
图 5 不同增益下的低噪声放大器(LNA)噪声系数
Fig.5 Noise figure of low noise amplifier (LNA) under different gains