2021-08 | A 2.4 GHz 20 W 8-Channel RF Source Module with Improved Channel Output Balance | 김정현 |
2020-08 | A 2.4 GHz 20 W 8-channel RF Source Module with Solid-State Power Amplifiers for Plasma Generators | 김정현 |
2019-02 | 2015년 개정 교육과정에 의한 중1 영어교과서 말하기 활동 분석 | 김정현 |
2023-11-01 | A 39/48 GHz Switchless Reconfigurable Low Noise Amplifier Using Common Gate and Coupled-Line-Based Diplexer | 김정현 |
2023-02 | 4 MHz Electrosurgical Generator System for Wide Load Impedance Range with SiC-Based Full Bridge Inverter | 김정현 |
2023-02-28 | 4 MHz Electrosurgical Generator System for Wide Load Impedance Range with SiC-Based Full Bridge Inverter | 김정현 |
2023-10-17 | A 5.15–7.125-GHz Differential Power Amplifier With Enhanced Linearity of Average Power Region Using Dynamic Cross-Coupled Capacitor | 김정현 |
2017-06 | A 6–18GHz GaN Distributed Power Amplifier Using Reactive Matching Technique and Simplified Bias Network | 김정현 |
2018-06 | 6-18 GHz Watt-Level Switchless Dual-Band PA MMIC using Coupled- Line-Based Diplexer | 김정현 |
2018-06 | 6-18 GHz Watt-Level Switchless Dual-Band PA MMIC using Coupled-Line Based Diplexer | 김정현 |
2018-06 | A 6-18-GHz GaN Reactively Matched Distributed Power Amplifier Using Simplified Bias Network and Reduced Thermal Coupling | 김정현 |
2018-12 | A 6-18-GHz Switchless Reconfigurable Dual-Band Dual-Mode PA MMIC Using Coupled-Line-Based Diplexer | 김정현 |
2017-06 | A 6-18 GHz GaN distributed power amplifier using reactive matching technique and simplified bias network | 김정현 |
2014-04 | A Fully-Integrated Penta-Band Tx Reconfigurable Power Amplifier with SOI CMOS Switches for Mobile Handset Applications | 김정현 |
2009-10 | A Highly Efficient GaAs HBT MMIC Balanced Power Amplifier for W-CDMA Handset Applications | 김정현 |
2010-05 | A multi-band reconfigurable power amplifier for UMTS handset applications | 김정현 |
2013-01 | A multi-mode multi-band reconfigurable power amplifier for low band GSM/UMTS handset applications | 김정현 |
2012-08 | A Multiband Reconfigurable Power Amplifier for UMTS Handset Applications | 김정현 |
2013-06 | A novel load insensitive RF power amplifier using a load mismatch detection and curing technique | 김정현 |
2015-04 | A Programmable Impedance Tuner With Finite SWRs for Load-Pull Measurement of Handset Power Amplifiers | 김정현 |