Sunkyu Choi

Most-cited papers

Low Insertion Loss, Compact 4-bit Phase Shifter in 65 nm CMOS for 5G Applications
G. Shin, Jae-Sun Kim, Hyun-Myung Oh, Sunkyu Choi +4 more
2016IEEE Microwave and Wireless Components Letters96 citations
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A 25–30-GHz Asymmetric SPDT Switch for 5G Applications in 65-nm Triple-Well CMOS
Kyeong‐Hyeok Lee, Sunkyu Choi, Choul-Young Kim
2019IEEE Microwave and Wireless Components Letters54 citations
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6.7–15.3 GHz, High-Performance Broadband Low-Noise Amplifier With Large Transistor and Two-Stage Broadband Noise Matching
Han-Woong Choi, Choul-Young Kim, Sunkyu Choi
2021IEEE Microwave and Wireless Components Letters40 citations
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Ultralow-Noise Figure and High Gain Ku-Band Bulk CMOS Low-Noise Amplifier With Large-Size Transistor
Han-Woong Choi, Sunkyu Choi, Choul-Young Kim
2021IEEE Microwave and Wireless Components Letters40 citations
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A Novel High-Speed Multiplexing IC Based on Resonant Tunneling Diodes
Sunkyu Choi, Yongsik Jeong, Jongwon Lee, Kyounghoon Yang
2009IEEE transactions on nanotechnology30 citations
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CML-type MOnostable BIstable logic element (MOBILE) using InP-based monolithic RTD/HBT technology
Sunkyu Choi, Bum-Joo Lee, T. Kim, Kyounghoon Yang
200426 citations
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Low DC-power ku-band differential VCO based on an RTD/HBT MMIC technology
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
2005IEEE Microwave and Wireless Components Letters22 citations
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28 GHz Wilkinson power divider with λ/6 transmission lines in 65nm CMOS technology
Hyun-Myung Oh, Jeong-Taek Lim, Jae-Eun Lee, Eun-Gyu Lee +6 more
2016European Microwave Conference20 citations
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A Sub-100 $\mu{\rm W}$ Ku-Band RTD VCO for Extremely Low Power Applications
Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
2009IEEE Microwave and Wireless Components Letters18 citations
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Bulk CMOS Low Noise Amplifier With Two Stage HPF Noise Matching Structure
Jeong-Taek Lim, Han-Woong Choi, Sunkyu Choi, Ki-Jin Kim +3 more
2023IEEE Transactions on Circuits and Systems - II - Express Briefs16 citations
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2-38 GHz Broadband Compact InGaAs PIN Switches using a 3-D MMIC Technology
J. Yang, Hyunchul Eom, Sunkyu Choi, Kyounghoon Yang
20072007 IEEE 19th International Conference on Indium Phosphide & Related Materials16 citations
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A CMOS Band-Pass Low Noise Amplifier with Excellent Gain Flatness for mm-Wave 5G Communications
Han-Woong Choi, Sunkyu Choi, Choul-Young Kim
2020Intelligent Memory Systems15 citations
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Novel Antiphase-Coupled RTD Microwave Oscillator Operating at Extremely Low DC-Power Consumption
Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
2010IEEE transactions on nanotechnology15 citations
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Highly Linear Ka-Band CMOS Linear Power Amplifier Using T-Shape Linearizer With pMOS
Han-Woong Choi, Sunkyu Choi, Jeong-Taek Lim, Choul-Young Kim
2023IEEE Microwave and Wireless Technology Letters14 citations
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Low DC-power ku-band differential VCO based on an RTD/HBT MMIC technology
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
200514 citations
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A 25-GHz Power Amplifier Using Three-Stage Antiphase Linearization in Bulk 65-nm CMOS Technology
Han-Woong Choi, Sunkyu Choi, Choul-Young Kim
2020IEEE Microwave and Wireless Components Letters13 citations
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1-W, High-Gain, High-Efficiency, and Compact Sub-GHz Linear Power Amplifier Employing a 1:1 Transformer Balun in 180-nm CMOS
Han-Woong Choi, Sunkyu Choi, Jeong-Taek Lim, Choul-Young Kim
2020IEEE Microwave and Wireless Components Letters11 citations
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14 GHz InP-based RTD MMIC VCOs with Ultra Low DC Power Consumption
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
20062006 International Conference on Indium Phosphide and Related Materials Conference Proceedings10 citations
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A New Compact 3-D Hybrid Coupler Using Multi-Layer Microstrip Lines at 15 GHz
J. Yang, Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
2006European Microwave Conference10 citations
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F/sub max/ enhancement in InP-based DHBTs using a new lateral reverse-etching technique
Yongsik Jeong, YongJoo Song, Sunkyu Choi, M. Yoon +1 more
2003International Conference onIndium Phosphide and Related Materials, 2003.9 citations
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25–40 GHz 180° Reflective-Type Phase Shifter using 65-nm CMOS Technology
Jeong-Taek Lim, Sunkyu Choi, Eun-Gyu Lee, Han-Woong Choi +3 more
2019European Microwave Conference8 citations
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40 Gb/s Low-Power 4:1 Multiplexer Based on Resonant Tunneling Diodes
Jongwon Lee, Sunkyu Choi, Jooseok Lee, Kyounghoon Yang
2012IEEE transactions on nanotechnology8 citations
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Resonant Tunneling Diode/HBT D-Flip Flop ICs Using Current Mode Logic-Type Monostable-Bistable Transition Logic Element with Complementary Outputs
T. Kim, Bangkeun Lee, Sunkyu Choi, Kyounghoon Yang
20058 citations Open access
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High-Performance Broadband CMOS Low-Noise Amplifier with a Three-Winding Transformer for Broadband Matching
Joon-Hyung Kim, Jeong-Taek Son, Jung-Taek Lim, Jae-Eun Lee +8 more
2023Radio Frequency Integrated Circuits Symposium7 citations
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Low-voltage low-power K-band balanced RTD-based MMIC VCO
Sunkyu Choi, Kyounghoon Yang
2006IEEE MTT-S International Microwave Symposium Digest7 citations
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Theoretical and Experimental Study of the InP/InGaAs PIN Diode for Millimeter-wave MMIC Applications
J. Yang, Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
20072007 IEEE 19th International Conference on Indium Phosphide & Related Materials6 citations
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Low DC-power Ku-band RTD VCO based on an InP monolithic RTD/HBT technology
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
2005IEEE MTT-S International Microwave Symposium Digest6 citations
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A Low DC-Power Multiplexer IC using an InP-based CML-MOBILE RTD/HBT Technology
Sunkyu Choi, Jongwon Lee, Yongsik Jeong, Kyounghoon Yang
2008International Conference on Indium Phosphide and Related Materials5 citations
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A Ku-band InP-based RTD MMIC VCO with very low DC power consumption
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
2005International Conference on Indium Phosphide and Related Materials4 citations
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A new low-power RTD-based 4:1 multiplexer IC using an InP RTD/HBT MMIC technoligy
Jongwon Lee, Sunkyu Choi, Kyounghoon Yang
2010International Conference on Indium Phosphide and Related Materials3 citations
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Highly miniaturised InP=InGaAs PIN MMIC switches using BCB-based multilayer technology
J. Yang, Sunkyu Choi, Kyounghoon Yang
20073 citations
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Performance Improvement of InP-based Differential HBT VCO using the Resonant Tunneling Diode
Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
20062006 International Conference on Indium Phosphide and Related Materials Conference Proceedings3 citations
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5-GHz VCO with a wide tuning range using an InPbasedRTD/HBT technology
Sunkyu Choi, T. Kim, Bangkeun Lee, Kyounghoon Yang
20043 citations
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Area-Efficient Series-Connected Resonant Tunneling Diode Pair as Binary Neuron in Cellular Neural Network
Jong-Won Lee, Sunkyu Choi, Seong-Yeon Kim, Jooseok Lee +1 more
2020IEEE Electron Device Letters2 citations
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Implementation of a 4∶1 multiplexing quantum-effect IC based on RTD circuit topology
Jongwon Lee, Sunkyu Choi, Kyounghoon Yang
2010IEEE International Conference on Nanotechnology2 citations
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14 GHz InP-RTD based MMIC VCOs with Low DC power consumption
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
20062 citations
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A varactor‐tuned MMIC VCO using InP‐based RTD/HBT technology
Sunkyu Choi, Bangkeun Lee, T. Kim, Kyounghoon Yang
20052 citations
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A new CML-type RTD/HBT Non-inverted/Inverted MOnostable-BIstable transition Logic Element (MOBILE) IC
T. Kim, Sunkyu Choi, Bangkeun Lee, Kyounghoon Yang
20042 citations
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Ka-Band CMOS ×5 Frequency Multiplier With Current-Reuse Technique
Jeong-Taek Lim, Han-Woong Choi, Jae-Hyeok Song, Sunkyu Choi +2 more
2023IEEE Microwave and Wireless Technology Letters1 citations
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A 1 V 25 to 30 GHz three‐stage linear CMOS power amplifier using driver stage RF predistortion technique
Sunkyu Choi, Hyeon-June Kim, Eun-Gyu Lee, Han-Woong Choi +2 more
2020Microwave and optical technology letters (Print)1 citations
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Design and Analyze of Compact Ku-Band Wilkinson Power Combiner in 65 nm CMOS Technology
Sang-Hyo Kim, Eun-Gyu Lee, Sunkyu Choi, Jung-Taek Lim +5 more
2019International Conference on Electronics, Information and Communications1 citations
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Development of sub-100 µW microwave RTD VCOs
Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
2010IEEE International Conference on Nanotechnology1 citations
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Low power K-band second harmonic balanced VCO IC using InP based RTDs
Yongsik Jeong, Sunkyu Choi, Kyounghoon Yang
2010International Conference on Indium Phosphide and Related Materials1 citations
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Temperature dependent characteristics of InP RTD based CML-mobile D-Flip Flop IC
Jooseok Lee, Sunkyu Choi, Kyounghoon Yang
20092009 IEEE International Conference on Indium Phosphide & Related Materials1 citations
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Experimental study on temperature dependence of RTD-based low-power MMIC VCO
Sunkyu Choi, Yongsik Jeong, Kyounghoon Yang
20092009 IEEE International Conference on Indium Phosphide & Related Materials1 citations
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Wireless DC power Generator for Passive RFID by using Cockcroft-Walton Voltage Multiplier in CMOS 0.18um Technology
Jae-Hyeok Song, Eun-Gyu Lee, Sunkyu Choi, Jung-Taek Lim +5 more
2019International Conference on Electronics, Information and Communications0 citations
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0.18 μm CMOS Power Amplifier for Subgigahertz Short-Range Wireless Communications
Jeong-Taek Lim, Han-Woong Choi, Eun-Gyu Lee, Sunkyu Choi +8 more
2018The Journal of Korean Institute of Electromagnetic Engineering and Science0 citations Open access
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A low loss double‐pole double‐throw switch in 65 nm CMOS for wigig applications
Sunkyu Choi, J. Son, Seungpyo Hong, G. Shin +1 more
20140 citations
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Experimental investigation on temperature dependence of InP RTD-based Digital/Analog MMICs
Jooseok Lee, Sunkyu Choi, Kyounghoon Yang
20090 citations
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Implementation of a New Functional Digital IC for Multiplexing Operation Based on RTDs
Sunkyu Choi, Yongsik Jeong, Jongwon Lee, Kyounghoon Yang
20082008 8th IEEE Conference on Nanotechnology0 citations
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