supported by the National Key Laboratory of Science and Technology on Space Microwave,China(No.HTKJ2023KL504005);the Funds in the Field of Technology of the Enhanced Program of National Basic Research,China(No.2022-JCJQ-JJ-0637)。
The input impedance of the post-matching network(PMN)is configured as a complex value.The parameter solution space is determined based on the fundamental principles of the Doherty power amplifier(DPA),enabling the DPA...
Power amplifiers(PAs)play a crucial role in achieving key performance metrics such as efficiency,power,and linearity.However,in the millimeter-wave frequency range,the performance of active devices rapidly deteriorate...
supported in part by the National Key Research and Development Program of China(2021YFA0716601);the National Science Fund(62225111).
In this paper,a hybrid integrated broadband Doherty power amplifier(DPA)based on a multi-chip module(MCM),whose active devices are fabricated using the gallium nitride(GaN)process and whose passive circuits are fabric...