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Thomas Choi
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Outdoor to indoor propagation channel measurements at 28 GHz
CU Bas, R Wang, S Sangodoyin, T Choi, S Hur, K Whang, J Park, ...
IEEE Transactions on Wireless Communications 18 (3), 1477-1489, 2019
432019
Inflatable antenna for CubeSats: Development of the X-band prototype
A Babuscia, T Choi, J Sauder, A Chandra, J Thangavelautham
2016 IEEE Aerospace Conference, 1-11, 2016
422016
Performance analysis of channel extrapolation in FDD massive MIMO systems
F Rottenberg, T Choi, P Luo, CJ Zhang, AF Molisch
IEEE Transactions on Wireless Communications 19 (4), 2728-2741, 2020
302020
Inflatable antenna for CubeSat: Extension of the previously developed S-Band design to the X-Band
A Babuscia, T Choi, KM Cheung
AIAA SPACE 2015 Conference and Exposition, 4654, 2015
282015
Co-located vs distributed vs semi-distributed MIMO: Measurement-based evaluation
T Choi, P Luo, A Ramesh, AF Molisch
2020 54th Asilomar Conference on Signals, Systems, and Computers, 836-841, 2020
232020
Outdoor to indoor penetration loss at 28 GHz for fixed wireless access
CU Bas, R Wang, T Choi, S Hur, K Whang, J Park, J Zhang, AF Molisch
2018 IEEE International Conference on Communications (ICC), 1-6, 2018
222018
Methodology for benchmarking radio-frequency channel sounders through a system model
C Gentile, AF Molisch, J Chuang, DG Michelson, A Bodi, A Bhardwaj, ...
IEEE Transactions on Wireless Communications 19 (10), 6504-6519, 2020
212020
Enabling super-resolution parameter estimation for mm-wave channel sounding
R Wang, CU Bas, Z Cheng, T Choi, H Feng, Z Li, X Ye, P Tang, ...
IEEE Transactions on Wireless Communications 19 (5), 3077-3090, 2020
192020
Air-to-ground directional channel sounder with drone and 64-antenna dual-polarized cylindrical array
J Gomez-Ponce, T Choi, NA Abbasi, A Adame, A Alvarado, C Bullard, ...
2021 IEEE International Conference on Communications Workshops (ICC …, 2021
162021
Channel extrapolation for FDD massive MIMO: Procedure and experimental results
T Choi, F Rottenberg, J Gomez-Ponce, A Ramesh, P Luo, J Zhang, ...
2019 IEEE 90th Vehicular Technology Conference (VTC2019-Fall), 1-6, 2019
162019
Using a drone sounder to measure channels for cell-free massive MIMO systems
T Choi, J Gomez-Ponce, C Bullard, I Kanno, M Ito, T Ohseki, K Yamazaki, ...
2022 IEEE Wireless Communications and Networking Conference (WCNC), 2506-2511, 2022
152022
Measurement based directional modeling of dynamic human body shadowing at 28 GHz
T Choi, CU Bas, R Wang, S Hur, J Park, J Zhang, AF Molisch
2018 IEEE Global Communications Conference (GLOBECOM), 1-6, 2018
142018
Reference ground station design for university satellite missions with varying communication requirements
T Choi, T Stevenson, EG Lightsey
55th AIAA Aerospace Sciences Meeting, 1334, 2017
142017
Large-signal network analysis for over-the-air test of up-converting and down-converting phased arrays
AJ Weiss, DF Williams, J Quimby, R Leonhardt, T Choi, Z Cheng, ...
2019 IEEE MTT-S International Microwave Symposium (IMS), 622-625, 2019
132019
Energy efficiency of uplink cell-free massive MIMO with transmit power control in measured propagation channel
T Choi, M Ito, I Kanno, J Gomez-Ponce, C Bullard, T Ohseki, K Yamazaki, ...
IEEE Open Journal of Circuits and Systems 2, 792-804, 2021
122021
Experimental investigation of frequency domain channel extrapolation in massive MIMO systems for zero-feedback FDD
T Choi, F Rottenberg, J Gomez-Ponce, A Ramesh, P Luo, CJ Zhang, ...
IEEE Transactions on Wireless Communications 20 (1), 710-725, 2020
112020
Inflatable antennas and arrays for interplanetary communication using CubeSats and smallsats
A Babuscia, T Choi, C Lee, KM Cheung
2015 IEEE Aerospace Conference, 1-9, 2015
102015
Impact of antenna distribution on spectral and energy efficiency of cell-free massive MIMO with transmit power control algorithms
M Ito, I Kanno, K Yamazaki, Y Kishi, WY Chen, T Choi, AF Molisch
IEEE Open Journal of the Communications Society 3, 1615-1629, 2022
82022
Effect of antenna distribution on spectral and energy efficiency of cell-free massive MIMO
M Ito, I Kanno, T Ohseki, K Yamazaki, Y Kishi, T Choi, AF Molisch
2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall), 1-5, 2021
72021
Millimeter‐Wave Channels
AF Molisch, T Choi, N Abbasi, F Rottenberg, J Zhang
Wiley 5G Ref: The Essential 5G Reference Online, 1-46, 2019
72019
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Artikelen 1–20