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Hyunjin Ahn
Hyunjin Ahn
Qualcomm Technologies Inc., San Diego CA, USA
Verified email at qti.qualcomm.com
Title
Cited by
Cited by
Year
A linear InGaP/GaAs HBT power amplifier using parallel-combined transistors with IMD3 cancellation
S Baek, H Ahn, I Nam, N Ryu, HD Lee, B Park, O Lee
IEEE Microwave and Wireless Components Letters 26 (11), 921-923, 2016
232016
A fully integrated dual-mode CMOS power amplifier with an autotransformer-based parallel combining transformer
H Ahn, S Baek, I Nam, D An, JK Lee, M Jeong, BE Kim, J Choi, O Lee
IEEE Microwave and Wireless Components Letters 27 (9), 833-835, 2017
222017
A highly efficient WLAN CMOS PA with two-winding and single-winding combined transformer
H Ahn, S Baek, H Ryu, I Nam, O Lee
2016 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), 310-313, 2016
172016
A fully integrated− 32-dB EVM broadband 802.11 abgn/AC PA with an external PA driver in WLP 40-nm CMOS
H Ahn, S Back, I Nam, D An, J Lee, M Jeong, BE Kim, YT Lee, HT Kim, ...
IEEE Transactions on Microwave Theory and Techniques 67 (5), 1870-1882, 2019
112019
A 28-GHz highly efficient CMOS power amplifier using a compact symmetrical 8-way parallel-parallel power combiner with IMD3 cancellation method
H Ahn, I Nam, O Lee
2020 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), 187-190, 2020
62020
A 5.5-GHz CMOS power amplifier using parallel-combined transistors with cascode adaptive biasing for WLAN applications
S Baek, H Ahn, I Nam, J Hur, Y Yoon, O Lee
IEICE Electronics Express, 15.20180336, 2018
42018
2.3-GHz HBT power amplifier with parallel-segmented on-chip autotransformer
H Ahn, SE Choi, H Ryu, S Baek, I Nam, O Lee
IEEE Microwave and Wireless Components Letters 27 (12), 1140-1142, 2017
42017
A fully integrated dual-band WLP CMOS power amplifier for 802.11 n WLAN applications
S Baek, H Ahn, H Ryu, I Nam, D An, DH Choi, MS Byun, M Jeong, BE Kim, ...
Journal of electromagnetic engineering and science 17 (1), 20-28, 2017
42017
An integrated lumped-element quadrature coupler with impedance transforming
H Ahn, I Nam, O Lee
IEEE Microwave and Wireless Components Letters 30 (2), 152-155, 2020
32020
A highly efficient and linear mm-wave CMOS power amplifier using a compact symmetrical parallel–parallel power combiner with IMD3 cancellation for 5G applications
H Ahn, K Oh, I Nam, O Lee
IEEE Access 9, 150304-150321, 2021
22021
A fully integrated compact outphasing CMOS power amplifier using a parallel-combining transformer with a tuning inductor method
SE Choi, H Ahn, J Hur, KW Kim, I Nam, J Choi, O Lee
Electronics 9 (2), 257, 2020
22020
An on‐chip low‐loss reconfigurable transformer for multimode power amplifiers
DH Son, H Ahn, I Nam, O Lee
Microwave and Optical Technology Letters 61 (4), 943-947, 2019
22019
A 2× 2 MIMO multi-band RF transceiver and power amplifier for compact LTE small cell base station
K Lim, HD Lee, H Ahn, S Lee, S Jang, S Baek, B Moon, Y Lee, H Shin, ...
2017 IEEE International Symposium on Radio-Frequency Integration Technology …, 2017
22017
A dual-mode InGaP/GaAs HBT power amplifier using a low-loss parallel power-combining transformer with IMD3 cancellation method
K Oh, H Ahn, I Nam, HD Lee, B Park, O Lee
Electronics 10 (14), 1612, 2021
12021
Highly efficient HBT power amplifier using high-Q single-and two-winding transformer with IMD3 cancellation
H Ahn, K Oh, I Nam, O Lee
IEEE Access 9, 85060-85070, 2021
12021
Fully‐integrated WLAN CMOS PA with reconfigurable transformer
H Ahn, S Baek, I Nam, O Lee
Electronics Letters 54 (9), 574-576, 2018
12018
Fully Integrated Triple-Mode Ka-Band Power Amplifier with Vertical-Horizontal Combined Transformer for 5G NR Applications
GT Kim, KT Oh, HJ Ahn, OG Lee
Journal of Integrated Circuits and Systems 8 (4), 2022
2022
A 24-to-44 GHz Compact Linear 5G Power Amplifier with Open-Terminated Balun in 65nm Bulk CMOS
K Oh, H Ahn, I Nam, O Lee
ESSCIRC 2022-IEEE 48th European Solid State Circuits Conference (ESSCIRC …, 2022
2022
An Integrated Low-loss Lumped-element Quadrature Coupler Using a Distributed Model
H Ahn, I Nam, DH Lee, O Lee
JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE 20 (3), 249-254, 2020
2020
Parallel-Segmented CMOS Step-Up Autotransformer and Modeling
H Ahn, BC Son, H Ryu, O Lee
The Journal of Korean Institute of Electromagnetic Engineering and Science …, 2020
2020
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Articles 1–20