Project supported by the National Natural Science Foundation of China(Nos.61376078,61274086);the Fundamental Research Funds for the Central Universities of China(No.ZYGX2012J041)
Given the coplanar waveguide (CPW) effect on A1GaN/GaN high electron mobility transistors at a high frequency, the traditional equivalent circuit model cannot accurately describe the electrical characteristics of th...
Project supported by the National Natural Science Foundation of China(No.60890190)
A Ka-band GaN amplifier MMIC has been designed in CPW technology,and fabricated with a domestic GaN epitaxial wafer and process.This is,to the best of our knowledge,the first demonstration of domestic Kaband GaN ampli...
Project supported by the State Key Development Program for Basic Research of China(No2010CB327404)
Coplanar waveguides(CPWs)are promising candidates for high quality passive devices in millimeterwave frequency bands.In this paper,CPW transmission lines with and without ground shields have been designed and fabric...
A built-in linearizer was applied to improve the linearity in a 5.2-GHz power amplifier microwave monolithic integrated circuit(MMIC),which was undertaken with 0.15-μm AlGaAs/InGaAs D-mode PHEMT technology. The pow...
This investigation explores a low-noise amplifier (LNA) with a coplanar waveguide (CPW) structure, in which a two-stage amplifier is associated with a cascade schematic circuit, implemented in 0.15μm GaAs pseudom...
Novel accurate and efficient equivalent circuit trained artificial neural-network (EC-ANN) models,which inherit and improve upon EC model and EM-ANN models' advantages,are developed for coplanar waveguide (CPW) d...
A two-bit phase shifter with distributed microelectromechanical system (MEMS) transmission line (DMTL) is developed,and a novel structure which be actuated by coplanar waveguide transmission line (CPW-actuation struct...