Analysis of the third harmonic for class-F power amplifiers with an
I
–
V
knee effect
Zhao Bo-Chao
a)
, Lu Yang
a)
, Wei Jia-Xing
b)
, Dong Liang
b)
, Wang Yi
a)
, Cao Meng-Yi
a)
, Ma Xiao-Hua
b)
, Hao Yue
a)†
Variations of drain efficiency and output power with k without the I – V knee effect.