0~21 GHz高精度宽带硅基数字衰减器设计

刘美杉,张为,郝东宁

Design of 0~21 GHz wideband silicon-based digital attenuator with high accuracy

Mei-shan LIU,Wei ZHANG,Dong-ning HAO

图 4 4 dB桥T衰减相位响应及零、极点分布

Fig.4 Phase response and pole-zero distribution of 4 dB bridge-T cell