Use octopus launcher like your hands: joystick-based smartphone control solution for motor impaired people in electric wheelchairs. - Hyunjin Ahn; Yoojung Kim; Bongwon Suh (CHI Extended Abstracts, 2014)

Ubi-jector: an information-sharing workspace in casual places using mobile devices. - Hajin Lim; Hyunjin Ahn; Junwoo Kang; Bongwon Suh; Joonhwan Lee (Mobile HCI, 2014)

DOWELL: Dwell-time Based Smartphone Control Solution for People with Upper Limb Disabilities. - Hyunjin Ahn; Jaeseok Yoon; Gulji Chung; Kibum Kim; Jiyeon Ma; Hyunbin Choi; Donguk Jung; Joongseek Lee (CHI Extended Abstracts, 2015)

An Improved Second-Order Power Analysis Attack Based on a New Refined Expecter - - Case Study on Protected AES -. - Hyunjin Ahn; Neil Hanley; Máire O'Neill; Dong-Guk Han (WISA, 2015)

Multilateral White-Box Cryptanalysis: Case study on WB-AES of CHES Challenge 2016. - Hyunjin Ahn; Dong-Guk Han (IACR Cryptol. ePrint Arch., 2016)

A 5.5-GHz CMOS power amplifier using parallel-combined transistors with cascode adaptive biasing for WLAN applications. - Seungjun Baek; Hyunjin Ahn; Ilku Nam; Joonhoi Hur; Youngchang Yoon; Ockgoo Lee (IEICE Electron. Express, 2018)

Fully Integrated CMOS PAs with Two-Winding and Single-Winding Combined Transformer for WLAN Applications. - Se-Eun Choi; Hyunjin Ahn; Hyunsik Ryu; Ilku Nam; Ockgoo Lee (IEICE Trans. Electron., 2018)

Highly Efficient HBT Power Amplifier Using High-Q Single- and Two-Winding Transformer With IMD3 Cancellation. - Hyunjin Ahn; Kyutaek Oh; Ilku Nam; Ockgoo Lee (IEEE Access, 2021)

A Highly Efficient and Linear mm-Wave CMOS Power Amplifier Using a Compact Symmetrical Parallel-Parallel Power Combiner With IMD3 Cancellation for 5G Applications. - Hyunjin Ahn; Kyutaek Oh; Ilku Nam; Ockgoo Lee (IEEE Access, 2021)

A 24-to-44 GHz Compact Linear 5G Power Amplifier with Open-Terminated Balun in 65nm Bulk CMOS. - Kyutaek Oh; Hyunjin Ahn; Ilku Nam; Ockgoo Lee (ESSCIRC, 2022)

Uniform stability of the Cucker-Smale and thermodynamic Cucker-Smale ensembles with singular kernels. - Hyunjin Ahn (Networks Heterog. Media, 2022)

Asymptotic flocking of the relativistic Cucker-Smale model with time delay. - Hyunjin Ahn (Networks Heterog. Media, 2022)

Non-emergence of mono-cluster flocking and multi-cluster flocking of the thermodynamic Cucker-Smale model with a unit-speed constraint. - Hyunjin Ahn (Networks Heterog. Media, 2023)

Asymptotic Tracking of a Point Cloud Moving on Riemannian Manifolds. - Hyunjin Ahn; Junhyeok Byeon; Seung-Yeal Ha; Jaeyoung Yoon (SIAM J. Control. Optim., 2023)

Adaptive Control of Vehicle Steering-by-Wire System with Varying-Degree Lyapunov Function and Deterministic Robust Control Augmentation. - Xingyu Zhou; Hyunjin Ahn; Yung-Chi Kung; Heran Shen; Junmin Wang (ACC, 2024)

Operational Cost Optimization of Delivery Fleets Consisting of Mobile Robots and Electric Trucks. - Hyunjin Ahn; Huihai Wang; Ji Hwan Park; Xingyu Zhou; Junfeng Jiao; Junmin Wang (IV, 2024)

Finite-in-time flocking of the thermodynamic Cucker-Smale model. - Hyunjin Ahn; Se Eun Noh (Networks Heterog. Media, 2024)

Interplay of a unit-speed constraint and time-delay in the flocking model with internal variables. - Hyunjin Ahn; Woojoo Shim (Networks Heterog. Media, 2024)

Historical-data-independent Battery Remaining Useful Life Prediction with Life Decomposition. - Junyi Xia; Hyunjin Ahn; Junmin Wang (ACC, 2025)

Emergence of partial tracking in the set of active pursuer-evader pairs in Euclidean space. - Hyunjin Ahn; Junhyeok Byeon; Seung-Yeal Ha; Jaeyoung Yoon (Autom., 2025)

A Quantitative Approach for Target-Tracking Problem on Riemannian Manifolds. - Hyunjin Ahn; Seung-Yeal Ha (SIAM J. Control. Optim., 2025)