2018-09 | A linearity-improved multi-band envelope tracking Tx power amplifier under antenna mismatch for mobile applications | 김정현 |
2017-02 | Methylglyoxal induces AGE/RAGE-mediated angiogenic impairment in endothelial progenitor cells | 김정현 |
2023-04 | Modeling of Practical Substrate Thickness in Multilayer Printed Circuit Board for Millimeter-Wave Packaging | 김정현 |
2015-01 | A Multi-Mode Multi-Band Reconfigurable Power Amplifier for 2G/3G/4G Handset Applications | 김정현 |
2018-02 | A Multiband Directional Coupler Using SOI CMOS for RF Front-End Applications | 김정현 |
2011-04 | Non-dipper pattern is a determinant of the inappropriateness of left ventricular mass in essential hypertensive patients | 김정현 |
2015-05 | A Novel Load Mismatch Detection and Correction Technique for 3G/4G Load Insensitive Power Amplifier Application | 김정현 |
2022-10 | Novel Quantum Molecular Resonance Energy Source for Laparoscopic Bipolar Vessel Sealer: An Experimental Study in Animal Model | 김정현 |
2020-01 | A Programmable Impedance Tuner with a High Resolution Using a 0.18-um CMOS SOI Process for Improved Linearity | 김정현 |
2011-05 | The relationship between ambulatory arterial stiffness index and blood pressure variability in hypertensive patients | 김정현 |
2013-11 | The Relationships between Vitamin D Status and Blood Pressure in Korean Postmenopausal Women | 김정현 |
2016-05 | A Simple Extraction Method of Thermal Resistance in Multifinger GaAs HBT | 김정현 |
2023-02-10 | Switchless Dual-Power-Mode Fully Differential HBT Power Amplifier for Mobile Applications | 김정현 |
2008-09 | Temperature Compensating Bias Circuit for GaAs HBT RF Power Amplifiers with a Stage Bypass Architecture | 김정현 |
2008-09 | Temperature compensating bias circuit for GaAsHBT RF power amplifiers with stage bypass architecture | 김정현 |
2012-04 | Tunable impedance transformer using multiconductor coupled lines | 김정현 |
2018-09 | U-shaped stacked structure monolithic transformer for efficiency improvement | 김정현 |
2010-04 | Ultra-small Form-Factor Helix on Pad-Type Stage-Bypass WCDMA Tx Power Amplifier Using a Chip-Stacking Technique and a Multilayer Substrate | 김정현 |
2019-06 | W-Band Backward Distributed Frequency Doubler Using GaAs 0.15-mu m pHEMT Process | 김정현 |
2012-01 | W-CDMA 단말기용 Balanced 전력증폭기의 Load Insensitivity 분석 | 김정현 |