| 63 | 
					H. Oh, S. Oh, H. Koo, W. Choi, J. Shin, K. C. Hwang, K. -Y. Lee and Y. Yang | 
					Mid-Range Wireless Power Transfer System for Various Types of Multiple Receivers Using Power Customized Resonator | 
					IEEE Access | 
					vol. 9, pp. 45230 | 
					2021-03 | 
					SCIE(IF:3.476) | 
					AADL,MCS,IC lab | 
				
								
										| 62 | 
					M. Elahi, A. Altaf, Y. Yang, K. -Y. Lee and K. C. Hwang | 
					Circularly Polarized Dielectric Resonator Antenna With Two Annular Vias | 
					IEEE Access | 
					vol. 9, pp. 41123 | 
					2021-03 | 
					SCIE(IF:3.476) | 
					AADL,MCS,IC lab | 
				
								
										| 61 | 
					K. Shehzad, D. Verma, D. Khan, Q. U. Ain, M. Basim, S. J Kim, B. S. Rikan, Y. G. Pu, K. C. Hwang, Y.… | 
					A Low-Power 12-Bit 20 MS/s Asynchronously Controlled SAR ADC for WAVE ITS Sensor Based Applications | 
					Sensors | 
					vol. 21, no 7, pp. 2260 | 
					2021-03 | 
					SCIE(IF:3.847) | 
					AADL,MCS,IC lab | 
				
								
										| 60 | 
					H. Shin, D. Yoon, C. Kim, Y. S. Yang, M. G. Lee, J. Y. Park, K. C. Hwang and Y. B. Park | 
					Shape Optimization of an Integrated Mast for RCS Reduction of a Stealth Naval Vessel | 
					Appl. Sci | 
					vol. 11, no 6, pp. 2819 | 
					2021-03 | 
					SCIE(IF:2.838) | 
					AADL | 
				
								
										| 59 | 
					O. H. Kwon, W. B. Park, J. Yun, H. J. Lim and K. C. Hwang | 
					A Low-Profile HF Meandered Dipole Antenna with a Ferrite-Loaded Artificial Magnetic Conductor | 
					Appl. Sci | 
					vol. 11, no 5, pp. 2237 | 
					2021-03 | 
					SCIE(IF:2.838) | 
					AADL | 
				
								
										| 58 | 
					H. Kang, W. Lee, S. Oh, H. Oh,? W. Choi, H. Lee,? K. C. Hwang, K. -Y. Lee and Y. Yang | 
					Optimized Broadband Load Network for Doherty Power Amplifier Based on Bandwidth Balancing | 
					IEEE Microwave and Wireless Components Letters | 
					vol. 31, no. 3, pp. 280 | 
					2021-03 | 
					SCIE(IF:2.719) | 
					AADL,MCS,IC lab | 
				
								
										| 57 | 
					H. Koo, J. Bae, W. Choi, H. Oh, H. Lim, J. Lee, C. Song, K. Lee, K. Hwang, and Y. Yang | 
					Retroreflective transceiver array using a novel calibration method based on optimum phase searching | 
					IEEE Trans. Ind. Electron | 
					vol. 68, no. 3, pp. 2510 | 
					2021-03 | 
					SCIE(IF:8.162) | 
					AADL,MCS,IC lab | 
				
								
										| 56 | 
					J. Na, S. H. Yi, J. Shin, H. Koo, J. Bae,?K. C. Hwang, K.-Y. Lee and Y. Yang | 
					2.4 GHz GaN HEMT Class-F Synchronous Rectifier Using an Independent Second Harmonic Tuning Circuit | 
					Sensors | 
					vol. 21, no 5, pp. 1608 | 
					2021-01 | 
					SCIE(IF:3.847) | 
					AADL,MCS,IC lab | 
				
								
										| 55 | 
					M. R. U. Rehman, I. Ali, D. Khan, M. Asif, P. Kumar, S. J. Oh, Y. G Pu, S. -S. Yoo,?K. C. Hwang,?Y. … | 
					A Design of Adaptive Control and Communication Protocol for SWIPT System in 180 nm CMOS Process for Sensor Applications | 
					Sensors | 
					vol. 21, no 3, pp. 848 | 
					2021-01 | 
					SCIE(IF:3.847) | 
					AADL,MCS,IC lab | 
				
								
										| 54 | 
					O. H. Kwon, and K. C. Hwang | 
					Low-Profile Spidron Fractal Dipole Antenna with a Ferrite-Loaded Artificial Magnetic Conductor for Manpack Applications | 
					Applied Sciences-Basel | 
					vol. 10, no.24, pp. 8843 | 
					2020-12 | 
					SCIE((IF:2.474) | 
					AADL |