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Daehyeon Kim
Daehyeon Kim
postech.ac.kr의 이메일 확인됨
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Liquid Crystals for Advanced Smart Devices with Microwave and Millimeter‐Wave Applications: Recent Progress for Next‐Generation Communications
J Ma, J Choi, S Park, I Kong, D Kim, C Lee, Y Youn, M Hwang, S Oh, ...
Advanced Materials 35 (45), 2302474, 2023
142023
Sensor-integrated RIS unit element featuring mutual coupling reduction
M Hwang, Y Youn, S Chang, D Kim, C Lee, D An, W Hong
2022 IEEE International Symposium on Radio-Frequency Integration Technology …, 2022
82022
Dome-shaped mmwave lens antenna optimization for wide-angle scanning and scan loss mitigation using geometric optics and multiple scattering
Y Youn, J Choi, D Kim, AA Omar, J Choi, S Chang, I Yoon, ST Ko, J Lee, ...
IEEE Journal on Multiscale and Multiphysics Computational Techniques 7, 142-150, 2022
62022
Transparent intelligent surfaces for sub-6 GHz and mmWave B5G/6G systems
Y Youn, C Lee, D Kim, S Chang, M Hwang, D Jun, CB Chae, W Hong
2022 IEEE International Conference on Communications Workshops (ICC …, 2022
62022
Scattering Mitigation Frequency Selective Surface for Unidirectional Blockage Compensation
Y Youn, D Kim, S Chang, J Choi, W Hong
IEEE Transactions on Antennas and Propagation 70 (12), 12387-12392, 2022
52022
Enhancing microwave heating uniformity using reconfigurable diffractive beamforming surface
D Kim, M Kim, Y Youn, S Chang, C Lee, J Kim, B Oh, W Hong
Microwave and Optical Technology Letters 64 (1), 47-53, 2022
52022
Liquid Crystal-driven Reconfigurable Intelligent Surface with Cognitive Sensors for Self-Sustainable Operation
Y Youn, D An, D Kim, M Hwang, H Choi, B Kang, W Hong
IEEE Transactions on Antennas and Propagation, 2023
42023
Demonstration of Millimeter-Wave Reconfigurable Intelligent Surface (RIS) With Built-In Sensors for Automatic Tracking of Direction-of-Arrival (DOA)
M Hwang, D An, S Chang, Y Youn, D Kim, C Lee, W Hong
IEEE Sensors Letters, 2023
32023
Low-Profile Wideband D-Band Absorber Utilizing Resistive Thin Film Screen-Printing
Y Youn, AA Omar, D Kim, S Chang, W Hong
IEEE Transactions on Components, Packaging and Manufacturing Technology, 2023
32023
57‐2: Glass‐embedded Electromagnetic Surface for Energy‐Saving Future Wireless Communication
B Kang, Y Youn, S Chang, D Kim, H Choi, C Kim, W Hong
SID Symposium Digest of Technical Papers 52 (1), 802-805, 2021
32021
PSO-aided ILA methodology for hemispherical beam coverage and scan loss mitigation
Y Youn, J Choi, D Kim, AA Omar, J Choi, I Yoon, ST Ko, J Lee, Y Lee, ...
2020 International Symposium on Antennas and Propagation (ISAP), 153-154, 2021
32021
28 GHz 5G OTA Test Using Optically-transparent Reflective Surface Fabricated by Electroforming
C Lee, D Jun, M Hwang, D Kim, Y Youn, S Chang, D An, SH Park, ...
2022 International Symposium on Antennas and Propagation (ISAP), 97-98, 2022
22022
Method of Designing a Planar Scan Angle Enhancing Metalens Featuring Lossless Wide Scanning at mmWave
S Chang, Y Youn, D Lee, D Kim, K Kweon, W Hong
IEEE Transactions on Antennas and Propagation 71 (1), 433-442, 2022
22022
Diagnosis and Modification of Propagating Electromagnetic Waves Using DoA system and EM Skin
D An, S Chang, M Hwang, Y Youn, D Kim, C Lee, W Hong
IEEE Transactions on Antennas and Propagation, 2024
12024
Characterization of Nematic Liquid Crystal Dielectric Properties using Complementary FSS featuring Electrically Small Cell Gaps across a wide Sub-THz Range
D Kim, J Choi, Y Youn, S Chang, C Lee, W Kim, W Hong
IEEE Transactions on Antennas and Propagation, 2023
12023
Environment-Adaptive Reconfigurable Intelligent Surface for Dynamic Channel Conditions
M Hwang, Y Youn, D Kim, D An, S Chang, C Lee, W Hong
IEEE Communications Magazine 61 (11), 152-158, 2023
12023
Polarization-and Incident-Angle Independent Wideband Microwave Absorber Using Ruthenium Oxide on a Single-Layer LTCC Substrate
S Pandit, Y Youn, D Kim, D An, W Hong
IEEE Transactions on Electromagnetic Compatibility, 2023
12023
Liquid Crystals for Advanced Smart Devices with Microwave and Millimeter‐Wave Applications: Recent Progress for Next‐Generation Communications (Adv. Mater. 45/2023)
J Ma, J Choi, S Park, I Kong, D Kim, C Lee, Y Youn, M Hwang, S Oh, ...
Advanced Materials 35 (45), 2370327, 2023
12023
Characterization of Nematic Liquid Crystal using Complementary FSS in D-band
D Kim, Y Youn, S Chang, C Lee, M Hwang, JY Lee, W Hong
2022 IEEE International Symposium on Antennas and Propagation and USNC-URSI …, 2022
12022
Spatial Phase Shift Distribution for Blockage Effect Mitigation for RIS-assisted Wireless Networks
D Kim, Y Youn, D An, M Hwang, W Hong
IEEE Transactions on Antennas and Propagation, 2024
2024
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