Letter

A Novel Flexible Shaft-driven Mechanism for Multidirectional Active Force Feedback in Haptic Gloves: A Preliminary Study

Daegeun Park, Hojeong Lee, Sang Ho Yoon, Sung-Uk Jung

Multidirectional force feedback mechanism using flexible shaft and exoskeleton module for effective 2-DoF finger movement.

IEEE Robotics and Automation Letters (RA-L) (06.2026, Accepted for Publication)

Journal

VibGrasp : Spatiotemporal Vibration Based Multimodal Haptic Rendering with a Lightweight Exoskeleton Glove for 3D Shape Perception

Hojeong Lee, Eunho Kim, Rachel Kim, Sang Ho Yoon

A validation of a novel haptic rendering method with an exoskeleton glove for efficient 3D shape perception.

IEEE Transactions on Haptics (04.2026, Preprint)

Poster

Effect of Movement Velocity and Flexion Angle on Realistic Haptic Reproduction

Dongkyu Kwak*, Hojeong Lee*, Sang Ho Yoon (* Equal Contribution)

Research on identifying which kinesthetic parameter matters more for realistic reproduction: Movement Velocity or Flexion Angle.

IEEE International Symposium on Mixed and Augmented Reality (ISMAR) 2025 Adjunct

Conference Paper

3D Shape Perception through Spatiotemporal Vibrotactile Patterns with Kinesthetic Feedback

Hojeong Lee, Eunho Kim, Sang Ho Yoon

A novel haptic shape rendering method synchronizing spatiotemporal vibrotactile feedback across multiple phalanges with low degrees of freedom kinesthetic feedback.

IEEE World Haptics Conference (WHC) 2025

Journal

EStatiG: Wearable Haptic Feedback with Multi-Phalanx Electrostatic Brake for Enhanced Object Perception in VR

Nicha Vanichvoranun*, Hojeong Lee*, Seoyeon Kim, Sang Ho Yoon (* Equal contribution)

A haptic glove with the double layer and multi-stacked electrostatic clutches, forming an electrostatic brake for each phalanx.

Proc. ACM Interactive Mobile Wearable Ubiquitous Technology (IMWUT). 2024, 8, 1.

Conference Paper

ThermicVib: Enabling Dynamic Thermal Sensation with Multimodal Haptic Glove for Thermal-Responsive Interaction

Hyungil Yi, Hojeong Lee, Sang Ho Yoon

A haptic glove that enhances the active perception of thermo-tactile interactions by integrating thermal referrals and vibrotactile phantom sensations.

IEEE International Symposium on Mixed and Augmented Reality (ISMAR) 2024

Conference Paper

Optimizing Button Size to Enhance User Experience for Augmented Reality Interactions in Mobile Scenarios

Hojeong Lee, Yeahyoung Jeon, Keisuke Kudo, Paul Ssemakula, Seonghyeok Park, Shuping Xiong

This study investigates optimal button size that maximizes task performance accuracy while minimizing visual obstruction in AR user interfaces specifically for walking conditions.

22nd Triennial Congress of the International Ergonomics Association (IEA 2024)

Design Project

headspace

Keunwook Kim (Participated as a Design Assistant)

Industrial design, Interaction design, Mechanical design, HCI research, Creative direction
Project funded by ZER01NE (Hyundai Motor Group), 2021