Jae-Hyun Kim

226 papers A* 1B 4C 15Journal 82Unranked 124
YearRankTypeTitle / Venue / Authors
2026 J jnl
Enhanced RACH-less conditional handover for LEO intra-satellite system.
ICT Express
Tae-Yoon Kim, Wonjae Lee, Jae-Hyun Kim
2026 J jnl
Fault-Tolerant Control of Dual Three-Phase Permanent Magnet Synchronous Motor Under Two-Phase Open Faults.
IEEE Trans. Ind. Electron.
Dongkyun Son, Jae-Hyun Kim
2026 — conf
Geometry-Aware Time-Window Conditional Handover for Non-Terrestrial Networks.
CCNC
Jongtae Lee, Yujeong Ahn, Jae-Hyun Kim
2026 J jnl
Multiagent Deep Reinforcement Learning for Joint Movement and User Association of UAV-BS Emergency Indoor User Service.
IEEE Internet Things J.
Tae-Yoon Kim, Jihong Park, Junghwa Kang, Jaeyeol Lee, Soyi Jung, Jae-Hyun Kim
2025 — conf
A 1.8V Input, 96.5% Efficiency, 4.05A/mm
CICC
Jae-Hyun Kim, Jun-Gi Lee, Hyunki Han, Hyun-Sik Kim
2025 J jnl
A Floating Voltage Source-Based Turn-Off Snubber for a Non-Isolated Multilevel SiC DC-DC Converter.
IEEE Trans. Ind. Electron.
Jae-Hyun Kim, Se-Hong Park, Jiho Lee, Jeong-Hyun Cho, Gyu-Hyeong Cho, Hyun-Sik Kim
2025 — conf
A Network Path Method for Connecting Cross-Seam Using Ground Relay in LEO Satellite Network.
CCNC
Heonwoo Chu, Taehan Moon, Wonjae Lee, Jae-Hyun Kim
2025 J jnl
A Single-Duty-Cycled Buck-Boost Converter Achieving Low Output Ripple and Seamless Mode Transition.
IEEE J. Solid State Circuits
Jae-Hyun Kim, Yousung Park, Doyoung Kwon, Dae-Hyeon Kim, Dong-Kyu Kim, Sung-Chun Park, Yongjae Lee, Jung-Bong Lee, Hyun-Sik Kim
2025 J jnl
Intelligent Extra Resource Allocation for Cooperative Awareness Message Broadcasting in Cellular-V2X Networks.
IEEE Trans. Netw. Serv. Manag.
Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2025 — conf
Joint Movement and User Association of UAV-BS for Indoor User Service: A Multi-Agent Deep Reinforcement Learning Approach.
CCNC
Tae-Yoon Kim, Yujeong Ahn, Jaeyeol Lee, Jae-Hyun Kim
2025 — conf
Mobility-Aware Timer-based Conditional Handover for LEO Satellite Networks.
APWCS
Jongtae Lee, Yujeung Ahn, Jae-Hyun Kim
2025 — conf
Optimization Satellite Power Control in Integrated Non-Terrestrial Networks Using Multi-Agent Deep Reinforcement Learning.
CCNC
Jaeyeol Lee, Won-Jae Lee, Tae-Yoon Kim, Taehan Moon, Jae-Hyun Kim
2025 — conf
Optimizing Beam-Hopping in LEO Constellation Systems with Random Cell Traffic Using Multi-Agent Reinforcement Learning.
VTC2025-Spring
Jaeyeol Lee, Tae-Yoon Kim, Taehan Moon, Youngpo Lee, Dongwook Kim, Takki Yu, Jae-Hyun Kim
2025 — conf
Reinforcement Learning-Based Feeder Link Switchover for Handover Optimization in NTN.
MILCOM
Min-Sik Kim, Jae-Yeol Lee, Jae-Hyun Kim
2025 — conf
Synergistic Power Optimization in Satellite-Terrestrial Coexistence Networks Via Attention-Driven Deep Reinforcement Learning.
VTC2025-Spring
Junyoung Kim, Jaeyeol Lee, Jiseok Jang, Jae-Hyun Kim, Soyi Jung
2025 — conf
Timing Advance Estimation for LEO-based NTN with Regenerative Payloads.
APWCS
Yujeong Ahn, Jongtae Lee, Jae-Hyun Kim
2024 — conf
A 96.4%-Efficiency Single-Duty-Cycled Buck-Boost Converter Achieving 1.9mV Ripple and 2.1mV Mode-Change Fluctuation for Mobile OLED Displays.
VLSI Technology and Circuits
Jae-Hyun Kim, Yousung Park, Doyoung Kwon, Dong-Kyu Kim, Sung-Chun Park, Yongjae Lee, Jung-Bong Lee, Hyun-Sik Kim
2024 J jnl
Group contention-based full-duplex unmanned aerial vehicle relay system.
ICT Express
Won-Jae Lee, Tae-Yoon Kim, Jin-Ki Kim, Soyi Jung, Jae-Hyun Kim
2024 J jnl
HiMAQ: Hierarchical multi-agent Q-learning-based throughput and fairness improvement for UAV-Aided IoT networks.
J. Netw. Comput. Appl.
Eunjin Kim, Junsu Kim, Jae-Hyun Kim, Howon Lee
2024 — conf
Performance Analysis of SpaceX and OneWeb Satellites in South Korea.
ICTC
Taehan Moon, Heonwoo Chu, Wonjae Lee, Jae-Hyun Kim
2024 — conf
Performance Evaluation of Distance-Based Handover Using LSTM in LEO-Based NTN.
ICTC
Yujeong Ahn, Jongtae Lee, Tae-Yoon Kim, Jae-Hyun Kim
2023 J jnl
Comparative Study of Vibration on 10-Pole 12-Slot and 14-Pole 12-Slot PMSM Considering Tooth Modulation Effect.
IEEE Trans. Ind. Electron.
Jae-Hyun Kim, Soo-Hwan Park, Jun-Yeol Ryu, Myung-Seop Lim
2023 — conf
Deep Reinforcement Learning-Based Full-Duplex Communication UAV Base Station Trajectory Optimization in Disaster Environments.
APWCS
Tae-Yoon Kim, Jaeyeol Lee, Jae-Hyun Kim
2023 J jnl
Effect of Electromagnetic Force Caused by PMSM on the Vibration/Noise of Reciprocating Compressors.
IEEE Access
Chi-Sung Park, Jae-Hyun Kim, Soo-Hwan Park, Myung-Seop Lim
2023 J jnl
Electro-Mechanical Characteristics of Dual-Winding Motor According to Winding Arrangement for Brake Systems in Highly Automated Driving Vehicles.
IEEE Trans. Veh. Technol.
Baik-Kee Song, Jae-Hyun Kim, Kyu-Yun Hwang, Myung-Seop Lim
2023 J jnl
Energy-efficient full-duplex MAC protocol design for air-terrestrial communication.
J. Commun. Networks
Tae-Yoon Kim, Jin-Ki Kim, Won-Jae Lee, Soyi Jung, Jae-Hyun Kim
2023 — conf
Evaluation for Elevation Angle-Dependent Beam Size in NR NTN Systems.
ICTC
Sangmin Han, Wonjae Shin, Jae-Hyun Kim
2023 C conf
Generating High-Resolution SAR Images with Loss Function Customization.
IGARSS
Jung-Hoon Lee, Junwoo Kim, Jae-Hyun Kim, Duk-jin Kim
2023 — conf
Hybrid MAC for Military UAV Networks.
ICOIN
Gyu Seon Kim, Hyunsoo Lee, Chanyoung Park, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2023 J jnl
Lyapunov Optimization-Based Online Positioning in UAV-Assisted Emergency Communications.
IEEE Access
Junghwa Kang, Kyeong-Rok Kim, Howon Lee, Jae-Hyun Kim
2023 — conf
Multi-Agent Deep Reinforcement Learning for Efficient Passenger Delivery in Urban Air Mobility.
ICC
Chanyoung Park, Soohyun Park, Gyu Seon Kim, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2023 J jnl
Multi-Agent Reinforcement Learning-Based Resource Allocation Scheme for UAV-Assisted Internet of Remote Things Systems.
IEEE Access
Donggu Lee, Young Ghyu Sun, Soo Hyun Kim, Jae-Hyun Kim, Yoan Shin, Dong In Kim, Jin Young Kim
2023 — conf
Performance Analysis of Multiple High Altitude Platform Stations Cellular Network Coverage.
ICTC
Jaeyeol Lee, Tae-Yoon Kim, Jae-Hyun Kim
2023 — conf
Performance Evaluation of Location-based Conditional Handover Scheme using LEO Satellites.
ICTC
Jongtae Lee, Wonjae Lee, Jae-Hyun Kim
2023 — conf
Performance Evaluation of Multi-Attribute Conditional Handover in LEO Satellite Networks.
APWCS
Won-Jae Lee, Jongtae Lee, Jae-Hyun Kim
2023 J jnl
Quantum Multi-Agent Actor-Critic Neural Networks for Internet-Connected Multi-Robot Coordination in Smart Factory Management.
CoRR
Won Joon Yun, Jae Pyoung Kim, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2023 J jnl
Quantum Multiagent Actor-Critic Neural Networks for Internet-Connected Multirobot Coordination in Smart Factory Management.
IEEE Internet Things J.
Won Joon Yun, Jae Pyoung Kim, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2023 J jnl
Truthful and performance-optimal computation outsourcing for aerial surveillance platforms via learning-based auction.
Comput. Networks
Soyi Jung, Jae-Hyun Kim, David Mohaisen, Joongheon Kim
2023 J jnl
Two-Stage Self-Adaptive Task Outsourcing Decision Making for Edge-Assisted Multi-UAV Networks.
IEEE Trans. Veh. Technol.
Soyi Jung, Chanyoung Park, Marco Levorato, Jae-Hyun Kim, Joongheon Kim
2023 C conf
WIP: Performance Evaluation of Angle-based Handover in LEO-based NTN.
WoWMoM
Jina Yu, Tae-Yoon Kim, Jae-Hyun Kim
2023 J jnl
Workload-Aware Scheduling Using Markov Decision Process for Infrastructure-Assisted Learning-Based Multi-UAV Surveillance Networks.
IEEE Access
Soohyun Park, Chanyoung Park, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2023 J jnl
Workload-Aware Scheduling using Markov Decision Process for Infrastructure-Assisted Learning-Based Multi-UAV Surveillance Networks.
CoRR
Soohyun Park, Chanyoung Park, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2022 J jnl
6G R&D vision: Requirements and candidate technologies.
J. Commun. Networks
Een-Kee Hong, Inkyu Lee, Byonghyo Shim, Young-Chai Ko, Sang-Hyo Kim, Sangheon Pack, Kyunghan Lee, Sunwoo Kim, Jae-Hyun Kim, Yoan Shin, Younghan Kim, Haejoon Jung
2022 — conf
A 130V Triboelectric Energy-Harvesting Interface in .18µm BCD with Scalable Multi-Chip-Stacked Bias-Flip and Daisy-Chained Synchronous Signaling Technique.
ISSCC
Jiho Lee, Sang-Han Lee, Gyeong-Gu Kang, Jae-Hyun Kim, Gyu-Hyeong Cho, Hyun-Sik Kim
2022 J jnl
A Triboelectric Energy-Harvesting Interface With Scalable Multi-Chip-Stacked Bias-Flip and Daisy-Chained Synchronous Signaling Techniques.
IEEE J. Solid State Circuits
Jiho Lee, Sang-Han Lee, Gyeong-Gu Kang, Jae-Hyun Kim, Gyu-Hyeong Cho, Hyun-Sik Kim
2022 — conf
Adaptive Beam Size Design for LEO Satellite Networks with Doppler Shift Compensation.
APWCS
Sangmin Han, Wonjae Lee, Wonjae Shin, Jae-Hyun Kim
2022 C conf
Analysis of SINR according to Elevation Angle in Earth Fixed Beam.
APCC
Jina Yu, Jae-Hyun Kim
2022 — conf
Beam Size Design for LEO Satellite Networks with Doppler Shift Characteristics.
ICTC
Sangmin Han, Wonjae Shin, Jae-Hyun Kim
2022 J jnl
Cooperative Multi-Agent Deep Reinforcement Learning for Reliable Surveillance via Autonomous Multi-UAV Control.
CoRR
Won Joon Yun, Soohyun Park, Joongheon Kim, Myungjae Shin, Soyi Jung, David A. Mohaisen, Jae-Hyun Kim
2022 J jnl
Cooperative Multiagent Deep Reinforcement Learning for Reliable Surveillance via Autonomous Multi-UAV Control.
IEEE Trans. Ind. Informatics
Won Joon Yun, Soohyun Park, Joongheon Kim, Myungjae Shin, Soyi Jung, David A. Mohaisen, Jae-Hyun Kim
2022 — conf
DDPG-based Deep Reinforcement Learning for Loitering Munition Mobility Control: Algorithm Design and Visualization.
APWCS
Hyunsoo Lee, Won Joon Yun, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2022 — conf
Deep Reinforcement Learning based SAR Image Pre-Processing Algorithm with Finite Buffer LEO Satellite Networks.
ICTC
Tae-Yoon Kim, Kyeong-Rok Kim, Jae-Hyun Kim
2022 J jnl
Multi-Agent Deep Reinforcement Learning for Efficient Passenger Delivery in Urban Air Mobility.
CoRR
Chanyoung Park, Soohyun Park, Gyu Seon Kim, Soyi Jung, Jae-Hyun Kim, Joongheon Kim
2022 J jnl
Multi-Physics Characteristics of PMSM for Compressor According to Driving Mode Considering PWM Frequency.
IEEE Access
Chi-Sung Park, Jae-Hyun Kim, Soo-Hwan Park, Young-Doo Yoon, Myung-Seop Lim
2022 — conf
Optimal Movements of UAV using Reinforcement Learning in Emergency Environment.
ICTC
Junghwa Kang, Jae-Hyun Kim
2022 J jnl
Partition-Based RIS-Assisted Multiple Access: NOMA Decoding Order Perspective.
IEEE Trans. Veh. Technol.
Yonghwi Kim, Jae-Hyun Kim, Chan-Byoung Chae
2022 — conf
Performance Evaluation of Handover using A4 Event in LEO Satellites Network.
APWCS
Jina Yu, Wonjae Lee, Jae-Hyun Kim
2022 — conf
Performance Evaluation of OCW Control Algorithm in IEEE 802.11ax Networks.
ICTC
Won-Jae Lee, Jae-Hyun Kim
2022 J jnl
Phase calibration for ideal wideband chirp in satellite-based synthetic aperture radar.
ICT Express
Kyeong-Rok Kim, Junghwa Kang, Jae-Hyun Kim
2022 J jnl
Polynomial Regression Predistortion for Phase Error Calibration in X-Band SAR.
IEEE Geosci. Remote. Sens. Lett.
Kyeong-Rok Kim, Jae-Hyun Kim
2022 J jnl
Stabilized Detection Accuracy Maximization Using Adaptive SAR Image Processing in LEO Networks.
IEEE Trans. Veh. Technol.
Kyeong-Rok Kim, Jung-Hoon Lee, Soyi Jung, Joongheon Kim, Jae-Hyun Kim
2022 J jnl
Surface Properties of CVD-Grown Graphene Transferred by Wet and Dry Transfer Processes.
Sensors
Min-Ah Yoon, Chan Kim, Jae-Hyun Kim, Hak-Joo Lee, Kwang-Seop Kim
2022 — conf
Traffic Generation Scheduling for Performance Improvement in WLAN Based Drone Networks.
ICTC
Jun-Woo Cho, Jae-Hyun Kim
2022 J jnl
Trustworthy handover in LEO satellite mobile networks.
ICT Express
Soyi Jung, Moon-Sik Lee, Jihyung Kim, Mi-Young Yun, Joongheon Kim, Jae-Hyun Kim
2021 — conf
A Design of Hybrid CSMA using Sequential-based Scheduling Algorithm.
ICTC
Tae-Yoon Kim, Lara Fernandez Capon, Hyuk Park, Jae-Hyun Kim
2021 J jnl
Adaptive speckle filtering for real-time computing in low earth orbit satellite synthetic aperture radar.
ICT Express
Kyeong-Rok Kim, Soyi Jung, Jae-Hyun Kim
2021 C conf
Analysis of Sentinel-1 Topsar Raw Data for Synthesizing Single Look Complex Image.
IGARSS
Kyeong-Rok Kim, Jae-Hyun Kim
2021 — conf
Analysis of the Earth Fixed Beam Duration in the LEO.
ICOIN
Jong Soo Baik, Jae-Hyun Kim
2021 — conf
Design of CycleGAN model for SAR image colorization.
APWCS
Jung-Hoon Lee, Kyeong-Rok Kim, Jae-Hyun Kim
2021 J jnl
Distributed deep reinforcement learning for autonomous aerial eVTOL mobility in drone taxi applications.
ICT Express
Won Joon Yun, Soyi Jung, Joongheon Kim, Jae-Hyun Kim
2021 — conf
Infrastructure-Assisted Cooperative Multi-UAV Deep Reinforcement Energy Trading Learning for Big-Data Processing.
ICOIN
Soyi Jung, Won Joon Yun, Joongheon Kim, Jae-Hyun Kim
2021 J jnl
Infrastructure-Assisted on-Driving Experience Sharing for Millimeter-Wave Connected Vehicles.
IEEE Trans. Veh. Technol.
Soyi Jung, Joongheon Kim, Marco Levorato, Carlos Cordeiro, Jae-Hyun Kim
2021 J jnl
Intelligent Active Queue Management for Stabilized QoS Guarantees in 5G Mobile Networks.
IEEE Syst. J.
Soyi Jung, Joongheon Kim, Jae-Hyun Kim
2021 J jnl
Isogeometric Configuration Design Optimization of Three-dimensional Curved Beam Structures for Maximal Fundamental Frequency.
CoRR
Myung-Jin Choi, Jae-Hyun Kim, Bonyong Koo, Seonho Cho
2021 J jnl
Large-Scale Water Quality Prediction Using Federated Sensing and Learning: A Case Study with Real-World Sensing Big-Data.
Sensors
Soohyun Park, Soyi Jung, Haemin Lee, Joongheon Kim, Jae-Hyun Kim
2021 — conf
NOMA-based Uplink OFDMA Collision Reduction in 802.11ax Networks.
ICTC
Won-Jae Lee, Wonjae Shin, Joan Adrià Ruiz-de-Azua, Lara Fernandez Capon, Hyuk Park, Jae-Hyun Kim
2021 J jnl
Neural Episodic Control-Based Adaptive Modulation and Coding Scheme for Inter-Satellite Communication Link.
IEEE Access
Donggu Lee, Young Ghyu Sun, Isaac Sim, Jae-Hyun Kim, Yoan Shin, Dong In Kim, Jin Young Kim
2021 J jnl
Orchestrated Scheduling and Multi-Agent Deep Reinforcement Learning for Cloud-Assisted Multi-UAV Charging Systems.
IEEE Trans. Veh. Technol.
Soyi Jung, Won Joon Yun, Myungjae Shin, Joongheon Kim, Jae-Hyun Kim
2021 — conf
Performance Analysis of IEEE 802.11 based Long-range Drone Networks in Disaster Environment.
ICTC
Jun-Woo Cho, Jung-Hoon Lee, Jong Soo Baik, Jae-Hyun Kim
2021 — conf
Performance Analysis of Uplink NOMA based Full-Duplex UAV for Indoor Disaster Environment.
ICTC
Junghwa Kang, Hisato Kashihara, Josaphat Tetuko Sri Sumantyo, Jae-Hyun Kim
2021 — conf
Performance Evaluation of Wireless LAN for UAS Communication.
ICOIN
Tae-Yoon Kim, Jun-Woo Cho, Jae-Hyun Kim
2021 — conf
Performance Maximization of Satellite SAR image Processing using Reinforcement Learning.
ICTC
Kyeong-Rok Kim, Howard H. Yang, Tony Q. S. Quek, Jae-Hyun Kim
2021 — conf
Quantum Scheduling for Millimeter-Wave Observation Satellite Constellation.
APWCS
Joongheon Kim, Yunseok Kwak, Soyi Jung, Jae-Hyun Kim
2021 J jnl
Quantum Scheduling for Millimeter-Wave Observation Satellite Constellation.
CoRR
Joongheon Kim, Yunseok Kwak, Soyi Jung, Jae-Hyun Kim
2021 J jnl
Spatio-Temporal Split Learning for Autonomous Aerial Surveillance using Urban Air Mobility (UAM) Networks.
CoRR
Yoo Jeong Ha, Soyi Jung, Jae-Hyun Kim, Marco Levorato, Joongheon Kim
2021 — conf
Visualization of Deep Reinforcement Autonomous Aerial Mobility Learning Simulations.
INFOCOM Workshops
Gusang Lee, Won Joon Yun, Soyi Jung, Joongheon Kim, Jae-Hyun Kim
2021 J jnl
Visualization of Deep Reinforcement Autonomous Aerial Mobility Learning Simulations.
CoRR
Gusang Lee, Won Joon Yun, Soyi Jung, Joongheon Kim, Jae-Hyun Kim
2020 — conf
A method of bandwidth widening using multi direct digital synthesizer for SAR.
ICTC
Kyeong-Rok Kim, Josaphat Tetuko Sri Sumantyo, Joko Widodo, Jae-Hyun Kim
2020 — conf
Analysis of Full Duplex Relay to Maximize Performance in Cellular Network.
ICTC
Jong Soo Baik, Jae-Hyun Kim
2020 — conf
Analysis of forest loss by Sentinel-1 SAR time series.
ICTC
Jung-Hoon Lee, Josaphat Tetuko Sri Sumantyo, Mirza Muhammad Waqar, Jae-Hyun Kim
2020 — conf
Belief Propagation based Scheduling for Energy Efficient Multi-drone Monitoring System.
ICTC
Soyi Jung, Peng Yang, Tony Q. S. Quek, Jae-Hyun Kim
2020 — conf
Design of 4D-8PSK-TCM with Hybrid T-Algorithm based on Deep Learning.
ICTC
Song Kim, Joan Adrià Ruiz-de-Azua, Hyuk Park, Jae-Hyun Kim
2020 — conf
Implementation of unmanned aerial system for surveillance mode.
ICTC
Tae-Yoon Kim, Jae-Hyun Kim
2020 J jnl
Performance Analysis of Fair Medium Access Control Protocol for Asymmetric Full Duplex in WLAN.
IEEE Access
Jin-Ki Kim, Won-Jae Lee, Chan-Byoung Chae, Jae-Hyun Kim
2020 — conf
Power Control Algorithm for Throughput Enhancement in Full-Duplex Communications.
ICTC
Won-Jae Lee, Jae-Hyun Kim
2020 — conf
Proportional Fair Secondary Receiver Selection Algorithm for Full-duplex WLAN.
ICTC
Jin-Ki Kim, Yoohwan Kim, Ju-Yeon Jo, Jae-Hyun Kim
2020 — conf
Service-Aware Resource Allocation Design of UAV RAN Slicing.
ICTC
Jun-Woo Cho, Peng Yang, Tony Q. S. Quek, Jae-Hyun Kim
2020 J jnl
Wideband Waveform Generation Using MDDS and Phase Compensation for X-Band SAR.
Remote. Sens.
Kyeong-Rok Kim, Jae-Hyun Kim
2020 C conf
Wideband Waveform Generation and Measurement for High-Resolution X-Band UAV-SAR.
IGARSS
Kyeong-Rok Kim, Jae-Hyun Kim
2019 — conf
BER Performance Evaluation of 4D-8PSK-TCM Decoder.
ICTC
Song Kim, Jae-Hyun Kim
2019 C conf
Development and Comparison of DDS and Multi-DDS Chirp Waveform Generator.
IGARSS
Kyeong-Rok Kim, Song Kim, Choong-Ho Ki, Tu Hwan Kim, Heein Yang, Jae-Hyun Kim
2019 — conf
MAC Protocol Design of Frequency Domain Contention Using OF DM Subcarriers.
CCNC
Dong-Gu Lee, Jin-Ki Kim, Jun-Woo Cho, Jae-Hyun Kim
2019 — conf
Multi-UAV Placements to Minimize Power Consumption in Urban Environment.
IMCOM
Jun-Woo Cho, Song Kim, Jae-Hyun Kim
2019 J jnl
Optimal determination of force field parameters for reduced molecular dynamics model.
Comput. Phys. Commun.
Hyun-Seok Kim, Jae-Hyun Kim, Song-Hyun Cha, Seonho Cho
2019 — conf
Performance Evaluation of 4D-8PSK-TCM for LEO Satellite.
APWCS
Song Kim, Jun-Woo Cho, Kyeong-Rok Kim, Jae-Hyun Kim
2019 — conf
Reducing Consecutive Collisions in Sensing Based Semi Persistent Scheduling for Cellular-V2X.
VTC Fall
So-Yi Jung, Hye-Rim Cheon, Jae-Hyun Kim
2019 J jnl
Reliability Control Framework for Random Access of Massive IoT Devices.
IEEE Access
So-Yi Jung, Sung-Hyung Lee, Jae-Hyun Kim
2019 — conf
Second Receiver Selection Algorithm for Fairness in Full Duplex Communiations.
APWCS
Won-Jae Lee, Jin-Ki Kim, Kyeong-Rok Kim, Jae-Hyun Kim
2019 J jnl
Social Context-Aware Mobile Data Offloading Algorithm via Small Cell Backhaul Networks.
IEEE Access
Hye-Rim Cheon, Jae-Hyun Kim
2019 J jnl
Social-aware mobile data offloading algorithm through small cell backhaul network: Direct and indirect user influence perspectives.
Comput. Networks
Hye-Rim Cheon, Jae-Hyun Kim
2018 — conf
A Design and Implementaion of Carry Distance Prediction Model using Artificial Neural Network.
ICTC
Jun Young Ko, Kyeong-Rok Kim, Jae-Hyun Kim
2018 B conf
Adaptive resource allocation and congestion control algorithm for massive devices in LTE-A.
WCNC
Sung-Hyung Lee, So-Yi Jung, Jae-Hyun Kim
2018 C conf
Development and Experiment of L-Band Sar for Ranging and Imaging Target.
IGARSS
Kyeong-Rok Kim, Sang Burm Ryu, Hyeon-Cheol Lee, Sang-Gyu Lee, Jae-Hyun Kim
2018 — conf
Performance Comparison of Heuristic Algorithms for UAV Deployment with Low Power Consumption.
ICTC
Jun-Woo Cho, Jae-Hyun Kim
2017 J jnl
Adaptation for the retransmission in VoIP applications.
J. Commun. Networks
Sung-Hyung Lee, Jae-Hyun Kim
2017 — conf
Adaptive borrow-repay resource allocation on disruptive satellite communication with PEP.
ICTC
Ji-Hoon Oh, Jong-Mu Kim, Jae-Hyun Kim
2017 — conf
Dynamic resource allocation algorithm of UAS by network environment and data requirement.
ICTC
Hye-Rim Cheon, Jun-Woo Cho, Jae-Hyun Kim
2017 J jnl
Multi-way relay system with network coding in multi-spot beam satellite networks.
Wirel. Networks
Kyu-Hwan Lee, Jae-Hyun Kim
2017 — conf
Performance evaluation of random access response estimation scheme for IoT communications.
ICC
Seung-Su Yoo, Sung-Hyung Lee, So-Yi Jung, Jae-Hyun Kim
2016 — conf
Centralized MAC protocol for wireless full duplex networks considering D2D communications.
ICTC
Won-Kyung Kim, Jin-Ki Kim, Jae-Hyun Kim
2016 J jnl
Cross-layered retransmission schemes for TCP-based services.
Wirel. Networks
Kwang-Chun Go, Jae-Hyun Kim
2016 J jnl
Efficient AL-FEC Mechanism Aided by Navigation Systems for SOTM Systems.
IEEE Trans. Wirel. Commun.
Kyu-Hwan Lee, Jae-Hyun Kim
2016 J jnl
Estimation-based cell search method for a mobile relay deployed on a moving network.
Wirel. Commun. Mob. Comput.
Kwang-Chun Go, Hyun-Jin Lee, Jae-Hyun Kim
2016 — conf
Hybrid TCP of XOR coding scheme and TCP Hybla on split PEP in satellite communications.
ICTC
Seunglyong Lee, Jong-Mu Kim, Ji-Hoon Oh, Jae-Hyun Kim
2016 — conf
PEP with scheduled resource allocation on disruptive satellite communication.
ICTC
Jong-Mu Kim, Ji-Hoon Oh, Seunglyong Lee, Jae-Hyun Kim
2016 — conf
Performance of analog and digital modulation schemes under sweep jamming.
ICUFN
Dong-Yeol Choi, Won-Kyung Kim, Jae-Hyun Kim, Huirae Cho
2016 J jnl
Power saving mechanism with network coding in the bottleneck zone of multimedia sensor networks.
Comput. Networks
Kyu-Hwan Lee, Jae-Hyun Kim, Sunghyun Cho
2016 J jnl
Resonant Capacitor On/Off Control of Half-Bridge LLC Converter for High-Efficiency Server Power Supply.
IEEE Trans. Ind. Electron.
Jae-Bum Lee, Jae-Kuk Kim, Jae-Il Baek, Jae-Hyun Kim, Gun-Woo Moon
2016 J jnl
Simplified multiband front-end architecture using a multifunction circuit.
IEICE Electron. Express
Jae-Hyun Kim, Min-Ho Go, Sun-Gook Hwang, Hyo-Dal Park
2016 — conf
Small cell offloading algorithm based on the social context.
ICUFN
Hye-Rim Cheon, Seung-Que Lee, Jae-Hyun Kim
2016 — conf
TCP congestion window tuning for satellite communication using cross-layer approach.
ICUFN
Jong-Mu Kim, Seung-Yong Lee, Jae-Hyun Kim
2015 — conf
A New Full Duplex MAC Protocol to Solve the Asymmetric Transmission Time.
GLOBECOM Workshops
Jin-Ki Kim, Won-Kyung Kim, Jae-Hyun Kim
2015 J jnl
Advanced handover scheme considering downlink and uplink service traffic in asymmetric channel.
Comput. Networks
Jisu Kim, Jin-Ki Kim, Jae-Hyun Kim
2015 J jnl
An Enhanced Handover Scheme to Provide the Robust and Efficient Inter-Beam Mobility.
IEEE Commun. Lett.
Sung-Min Oh, Sookyang Kang, Kwang-Chun Go, Jae-Hyun Kim, Aesoon Park
2015 C conf
Development of chirp signal generator for micro satellite on-board synthetic aperture radar.
IGARSS
Jinhong An, Haewon Jung, Heein Yang, Sang Burm Ryu, Hyeon-Cheol Lee, Sang-Gyu Lee, Sang-Soon Yong, Jae-Hyun Kim
2015 — conf
Fairness PEP solution for satellite TCP.
ICUFN
Younghoon Kim, Hyunjae Park, Jae-Hyun Kim, Young-June Choi
2015 — conf
New LIPA/SIPTO offloading algorithm by network condition and application QoS requirement.
ICTC
Hye-Rim Cheon, Seung-Que Lee, Jae-Hyun Kim
2015 C conf
Phase error compensation method using polynomial model for a direct digital synthesizer based chirp signal generator.
IGARSS
Heein Yang, Josaphat Tetuko Sri Sumantyo, Jinhong An, Haewon Jung, Jae-Hyun Kim
2015 J jnl
Time-of-Stay Estimation-Based Cell Selection Scheme in Multitier Heterogeneous Mobile Networks.
IEEE Commun. Lett.
Choong-Hee Lee, Jae-Hyun Kim
2015 J jnl
Transfer time analysis of file transfer framework with AL-FEC in SOTM networks.
EURASIP J. Wirel. Commun. Netw.
Kyu-Hwan Lee, Jong-Mu Kim, Jae-Hyun Kim
2014 J jnl
A Handover Mechanism Considering the Abstracted R-Factor.
IEEE Trans. Veh. Technol.
Hyun-Jin Lee, Jae-Hyun Kim
2014 — conf
An Effective Bandwidth Based Admission Control for Multimedia Service in WLAN.
MILCOM
Hyun-Jin Lee, Jae-Hyun Kim
2014 J jnl
Application-Aware MCS Level Selection Method for Cross-Layered Retransmission Scheme.
IEEE Commun. Lett.
Kwang-Chun Go, Jae-Hyun Kim
2014 — conf
Circular polarization implementation on synthetic aperture radar.
ICTC
Heein Yang, Jinhong An, Haewon Jung, Jae-Hyun Kim, Josaphat Tetuko Sri Sumantyo
2014 — conf
Cross-layer design for TCP splitting connections with network coding in DVB-RCS networks.
ICTC
Kyu-Hwan Lee, Jae-Hyun Kim
2014 J jnl
Enhanced handoff scheme based on efficient uplink quality estimation in LTE-Advanced system.
Comput. Networks
Jisu Kim, Jae-Hyun Kim, Sunghyun Cho
2014 — conf
Implementation of DDS chirp signal generator on FPGA.
ICTC
Heein Yang, Sang Burm Ryu, Hyun-Chul Lee, Sang-Gyu Lee, Sang-Soon Yong, Jae-Hyun Kim
2014 J jnl
Load Adaptive Gate Driving Method for High Efficiency Under Light-Load Conditions.
IEEE Trans. Ind. Electron.
Jae-Hyun Kim, Jae-Kuk Kim, Jae-Bum Lee, Gun-Woo Moon
2014 — conf
Novel LIPA/SIPTO offloading algorithm according to the network utilization and offloading preference.
ICTC
Seung-Que Lee, Hye-Rim Cheon, Shin-Hun Kang, Jae-Hyun Kim
2014 J jnl
Performance evaluation of network coding in IEEE 802.11 wireless ad hoc networks.
Ad Hoc Networks
Kyu-Hwan Lee, Sunghyun Cho, Jae-Hyun Kim
2014 — conf
Progress on development of synthetic aperture radar onboard UAV and microsatellite.
ICTC
Josaphat Tetuko Sri Sumantyo, Jae-Hyun Kim, Tu Hwan Kim
2014 — conf
RLNC in Practical Wireless Networks.
WASA
Kyu-Hwan Lee, Jae-Hyun Kim, Sunghyun Cho
2013 — conf
Challenges and Solutions for Routing in Converged Satellite and Terrestrial Networks.
MILCOM
Kwang-Chun Go, Jae-Hyun Kim, Jae-Ryong Cha, Byong-Gak Jo, Ki-Keun Kim
2013 — conf
End-to-end performance analysis based on cross-layer retransmission scheme in wireless communication system.
ICOIN
Kwang-Chun Go, Jae-Ryong Cha, Seong Keun Oh, Jae-Hyun Kim
2013 A* conf
New clay for digital natives' HRI: create your own interactions with SiCi.
HRI
Jae-Hyun Kim, Jaehoon Jung, Jin-Sung Kim, Yong-Gyu Jin, Jung-Yun Sung, Se-Min Oh, Jae-Sung Ryu, Hyo-Yong Kim, Soohee Han, Hye-Kyung Cho
2013 — conf
New power saving algorithm considering associated STAs and consecutive traffics in WLAN AP.
ICUIMC
Yoohwan Kim, Hye-Rim Cheon, Jae-Hyun Kim
2013 — conf
Performance evaluation of BS cooperative communication in networks-wise.
ICUIMC
Jisu Kim, Kwang-Chun Go, Seong Keun Oh, Jae-Hyun Kim
2013 J jnl
System Information Acquisition Schemes for Fast Scanning of Femtocells in 3GPP LTE Networks.
IEEE Commun. Lett.
Choong-Hee Lee, Jae-Hyun Kim
2012 — conf
A new distributed scheduling scheme for timely multi-hop transmission of delay-sensitive information in wireless sensor networks.
ICC
Jae-Ryong Cha, Jae-Hyun Kim
2012 — conf
Active buffer management algorithm for silence suppressed voice applications.
MILCOM
Sung-Hyung Lee, Hyun-Jin Lee, Jae-Hyun Kim, Mijeong Hoh, Sang-Heon Shin, Taewan Kim, Byeong-Hee Roh
2012 C conf
Advanced local fallback processing for motion-compensated frame rate up-conversion.
ICCE
Seung-Ho Park, Tae Gyoung Ahn, Se-Hyeok Park, Jae-Hyun Kim
2012 — conf
Lossless halftone image compression using adaptive context template update.
Visual Information Processing and Communication
Sung-Bum Park, Jae-Hyun Kim, Yongje Kim
2012 — conf
Multi-connection selection scheme in heterogeneous wireless networks.
ICUIMC
Shin-Hun Kang, Jae-Hyun Kim
2012 J jnl
New Delay-efficient TDMA-based Distributed Schedule in Wireless Mesh Networks.
EURASIP J. Wirel. Commun. Netw.
Jae-Ryong Cha, Han-Joon Park, Jae-Hyun Kim
2012 C conf
QoS-aware network selection for seamless multimedia service.
ISCAS
Shin-Hun Kang, Jae-Hyun Kim
2012 — conf
The energy saving strategy using the network coding in the wireless mesh network.
ICUIMC
Ju-Yeon Jo, Yoohwan Kim, Kyu-Hwan Lee, Sung Hyun Cho, Jae-Hyun Kim
2012 B conf
The user-centric mobility support scheme.
SECON
Jisu Kim, Jae-Hyun Kim
2011 J jnl
Adaptive Duty Cycling MAC Protocols Using Closed-Loop Control for Wireless Sensor Networks.
KSII Trans. Internet Inf. Syst.
Jae-Hyun Kim, Seog-Gyu Kim, Jaiyong Lee
2011 — conf
An active buffer management based on the virtual transmission delay for video streaming service.
MILCOM
Kyu-Hwan Lee, Hyun-Jin Lee, Jae-Hyun Kim
2011 — conf
An interactive cyber-physical system (CPS) for people with disability and frail elderly people.
ICUIMC
Shinyoung Lim, Lawrence Chung, Oakyoung Han, Jae-Hyun Kim
2011 — conf
Analysis of service interruption time due to system information measurement in 3GPP LTE femtocell.
ICUIMC
Choong-Hee Lee, Jae-Hyun Kim, Hyung-Deug Bae
2011 J jnl
Application-Aware Design to Enhance System Efficiency for VoIP Services in BWA Networks.
IEEE Trans. Multim.
Sung-Min Oh, Jae-Hyun Kim
2011 — conf
Channel asymmetry due to cell deployment and service in OFDMA/TDD systems.
ICUIMC
Jisu Kim, Chan-Byoung Chae, Sunghyun Cho, Jae-Hyun Kim
2011 — conf
End-to-End QoS Model for Mobile WiMAX Systems.
COMPSAC Workshops
Sunghyun Cho, Jae-Hyun Kim, Jonghyung Kwun
2011 C conf
MPEG-4 codec based uplink resource allocation scheme for the video telephony service in WiBro/WiMAX systems.
ISCAS
Jisu Kim, Joongho Choi, Jae-Hyun Kim
2011 J jnl
Selective Scanning Scheme for Femtocells in IEEE 802.16e Systems.
IEICE Trans. Commun.
Shin-Hun Kang, Jinwoo Park, Jae-Hyun Kim
2011 — conf
TCP Performance-Aware HARQ with AMC Scheme.
VTC Fall
Kwang-Chun Go, Jae-Hyun Kim, Sang-Min Choo
2011 — conf
The Development of Passive Filter Control System Based on Power Measurement and Analysis.
FGIT-GDC
Jeong-Chay Jeon, Jae-Hyun Kim, Jae-Geun Yoo
2011 — conf
The Measurement for the Underwater Electric Field Using a Underwater 3-Axis Electric Potential Sensor.
FGIT-GDC
Jae-Hyun Kim, Jeong-Chay Jeon, Jae-Geun Yoo
2010 — conf
A Novel Estimation-Based Backoff Algorithm in the IEEE 802.11 Based Wireless Network.
CCNC
Seok-Won Kang, Jae-Ryong Cha, Jae-Hyun Kim
2010 — conf
A QoS provisioning mechanisms based on effective bandwidth for the polling based WLAN system.
ICUIMC
Hyun-Jin Lee, Kyu-Hwan Lee, Jae-Hyun Kim
2010 — conf
Fabrication of Organic/Inorganic LED device using nanocrystal quantum dots as active layer.
NEMS
Byoung-Ho Kang, Do-Eok Kim, Se-Hyuk Yeom, Kyu-Jin Kim, Jun-Seon Seo, Jae-Hyun Kim, Seong-Ho Kong, Jung-Hee Lee, Dae-Hyuk Kwon, Shin-Won Kang
2010 J jnl
Guest Editorial.
J. Networks
Min Young Chung, Jae-Hyun Kim, Masato Oguchi, Jeng-Shyang Pan
2010 — conf
Handover Scheme Using Uplink and Downlink Channel Information in IEEE 802.16e Systems.
VTC Spring
Jisu Kim, Jae-Hyun Kim
2010 B conf
Low complexity lossless image compression using efficient context modeling.
ICIP
Sung-Bum Park, Jung-Woo Kim, Dai-Woong Choi, Jae-Won Yoon, Jae-Hyun Kim
2010 — conf
MPGE-4 Codec Based Uplink Resource Allocation Scheme for the Video Telephony Service in IEEE 802.16e/m System.
CCNC
Ji-Su Kim, Jae-Hyun Kim
2010 — conf
QoS-Aware Path Selection for Multi-Homed Mobile Terminals in Heterogeneous Wireless Networks.
CCNC
Shin-Hun Kang, Jae-Hyun Kim
2010 — conf
User-perceived QoS performance enhancement for VoIP services in IEEE 802.16 systems.
PerCom Workshops
Sung-Min Oh, Jae-Hyun Kim
2009 — conf
Design of Authentication Protocol for LR-WPAN using Pre-Authentication Mechanism.
CCNC
Sung-Hyung Lee, Jae-Hyun Kim
2009 — conf
Resource allocation algorithm considering a priority of service classes for WiMedia UWB system.
ICUIMC
Kwang-Chun Go, Jae-Hyun Kim, Seong-Hwan Oh, Kyeong-Deok Moon, Kwangil Lee
2008 J jnl
A Novel Piggyback Selection Scheme in IEEE 802.11e HCCA.
IEICE Trans. Commun.
Hyun-Jin Lee, Jae-Hyun Kim
2008 J jnl
An Efficient Uplink Scheduling Algorithm with Variable Grant-Interval for VoIP Service in BWA Systems.
IEICE Trans. Commun.
Sung-Min Oh, Sunghyun Cho, Jae-Hyun Kim, Jonghyung Kwun
2008 J jnl
Performance modeling and evaluation of data/voice services in wireless networks.
Wirel. Networks
Jae-Hyun Kim, Hyun-Jin Lee, Sung-Min Oh, Sunghyun Cho
2008 — conf
Relay assisted soft handover in multihop cellular networks.
ICUIMC
Sunghyun Cho, Jisu Kim, Jae-Hyun Kim
2008 — conf
Routing based authentication for mobile ad hoc network in home environment.
ICUIMC
Kyu-Hwan Lee, Jae-Hyun Kim, Jun-Hee Park, Dong-Hee Kim, Kyung-Duk Moon
2008 J jnl
Skewed Flip-Flop and Mixed-V
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Jun Seomun, Jae-Hyun Kim, Youngsoo Shin
2008 J jnl
VoIP Scheduling Algorithm for AMR Speech Codec in IEEE 802.16e/m System.
IEEE Commun. Lett.
Sung-Min Oh, Sunghyun Cho, Jae-Hyun Kim, Jonghyung Kwun
2007 B conf
A Delay-Based Piggyback Scheme in IEEE 802.11.
WCNC
Hyun-Jin Lee, Jae-Hyun Kim, Sunghyun Cho
2007 — conf
A MAC Protocol with Adaptive Preloads Considering Low Duty-Cycle in WSNs.
MSN
JeongSeok On, Jae-Hyun Kim, Jaiyong Lee, Yeonsoo Kim, Hakjin Chong
2007 — conf
A Novel Piggyback Selection Scheme in IEEE 802.11e HCCA.
ICC
Hyun-Jin Lee, Jae-Hyun Kim, Sunghyun Cho
2007 C conf
An Enhanced Ubiquitous Identification System Using Fast Anti-collision Algorithm.
UIC
Choong-Hee Lee, Seong-Hwan Oh, Jae-Hyun Kim
2007 — conf
Design and implementation of data distribution management in IEEE 1516 HLA/RTI.
SCSC
Jung Hyun Ahn, Jae-Hyun Kim, Tag Gon Kim
2007 — conf
Design and implementation of time management service for IEEE 1516 HLA/RTI.
SCSC
Jeong-Hee Hong, Jae-Hyun Kim, Tag Gon Kim
2006 — conf
A Secure Wireless LAN Access Technique for Home Network.
VTC Spring
Ju-A Lee, Jae-Hyun Kim, Jun-Hee Park, Kyung-Duk Moon
2006 — conf
Dynamic framed slotted ALOHA algorithms using fast tag estimation method for RFID system.
CCNC
Jae-Ryong Cha, Jae-Hyun Kim
2006 C conf
End-to-End QoS Guaranteed Service in WLAN and 3GPP Interworking Network.
APNOMS
Sung-Min Oh, Jae-Hyun Kim, You-Sun Hwang, Hyeyeon Kwon, Aesoon Park
2006 — conf
Performance Evaluation of WCDMA-to-CDMA2000 Handover.
VTC Spring
Seong-Jin Lee, Jae-Hyun Kim, Seong Keun Oh, Ki-Bum Kwon, Won-Ik Kim, Pyeong-Jung Song
2005 C conf
A Novel Tag Identification Algorithm for RFID System Using UHF.
EUC
Ho-Seung Choi, Jae-Hyun Kim
2005 — conf
Advanced MAC Protocol with Energy-Efficiency for Wireless Sensor Networks.
ICOIN
Jae-Hyun Kim, Ho-Nyeon Kim, Seog-Gyu Kim, Seung-Jun Choi, Jai-Yong Lee
2005 J jnl
Analysis of Bandwidth Gain Over Various Timer CU of AAL2 for Voice Traffic Multiplexing.
IEEE Trans. Veh. Technol.
Hyun-Jin Lee, Jae-Hyun Kim
2005 J jnl
Autonomic Radio Resource Control for QoS-Aware Multimedia Wireless Networks.
IEICE Trans. Commun.
Shaokai Yu, Won-Sik Yoon, Yong-Deak Kim, Chae-Woo Lee, Jae-Hyun Kim
2005 — conf
End-to-End Wireless Performance Simulator: Modelling Methodology and Performance.
ICN (1)
Sung-Min Oh, Hyun-Jin Lee, Jae-Hyun Kim
2005 — conf
IS-MAC based flooding protocol for sensor networks.
PE-WASUN
Saurabh Mehta, Ju-A Lee, Jae-Hyun Kim
2005 — conf
Novel Anti-collision Algorithms for Fast Object Identification in RFID System.
ICPADS (2)
Jae-Ryong Cha, Jae-Hyun Kim
2005 — conf
The Analysis of the Optimal Contention Period for Broadband Wireless Access Network.
PerCom Workshops
Sung-Min Oh, Jae-Hyun Kim
2005 — conf
The Energy-Efficient Algorithm for a Sensor Network.
ICOIN
Saurabh Mehta, Sung-Min Oh, Jae-Hyun Kim
2004 — conf
3D graphics accelerator platform for mobile devices.
FPT
Jung-Woo Kim, Jae-One Oh, Cheol-Ho Jeong, Jae-Hyun Kim
2004 — conf
Decision Point of AAL2 Multiplexing for Voice and Data Services in 3G WCDMA Network.
ICOIN
Hyun-Jin Lee, Jae-Hyun Kim, Bong-Ho Kim
2004 — conf
End-to-end user perceived application performance in 3G+ networks.
ICC
Jae-Hyun Kim, Chae-Woo Lee
2004 — conf
Improved Bit-by-Bit Binary Tree Algorithm in Ubiquitous ID System.
PCM (2)
Ho-Seung Choi, Jae-Ryong Cha, Jae-Hyun Kim
2004 — conf
Proposal of High Level Architecture Extension.
AIS
Jae-Hyun Kim, Tag Gon Kim
2003 J jnl
Heterogeneous Simulation Framework Using DEVS BUS.
Simul.
Yong Jae Kim, Jae-Hyun Kim, Tag Gon Kim
2001 J jnl
DEVS-Based Framework for Modeling/Simulation of Mobile Agent Systems.
Simul.
Jae-Hyun Kim, Tag Gon Kim
2001 — conf
Performance evaluation of the DOCSIS 1.1 MAC protocol according to the structure of a MAP message.
ICC
Sung Hyun Cho, Jae-Hyun Kim, Sung-Han Park
1999 J jnl
Convex-set-based fuzzy clustering.
IEEE Trans. Fuzzy Syst.
Il Hong Suh, Jae-Hyun Kim, Frank Chung-Hoon Rhee
1997 — conf
Fuzzy-Q learning for autonomous robot systems.
ICNN
Il Hong Suh, Jae-Hyun Kim, Frank Chung-Hoon Rhee