雙閾值耦合AlGaN/GaN HEMT中用于優(yōu)化Ka波段高電場(chǎng)線性度的多指漏極板研究Investigation of multi-fingers drain field plate in dual-threshold coupling AlGaN/GaN HEMTs for optimizing linearity at high electrical field in Ka-bands王鵬飛西安電子科技大學(xué)Wang PengfeiXidian University