Vi-Bros: Tactile Feedback for Indoor Navigation with a Smartphone and a Smartwatch. - Hyunchul Lim; YoonKyong Cho; Wonjong Rhee; Bongwon Suh (CHI Extended Abstracts, 2015)

WhichHand: automatic recognition of a smartphone's position in the hand using a smartwatch. - Hyunchul Lim; Gwangseok An; YoonKyong Cho; Kyogu Lee; Bongwon Suh (MobileHCI Adjunct, 2016)

A System Designed to Collect Users' TV-Watching Data Using a Smart TV, Smartphones, and Smart Watches. - Jehwan Seo; Hyunchul Lim; Changhoon Oh; Hyun-Kyu Yun; Bongwon Suh; Joongseek Lee (TVX, 2016)

OctaRing: Examining Pressure-Sensitive Multi-Touch Input on a Finger Ring Device. - Hyunchul Lim; Jungmin Chung; Changhoon Oh; SoHyun Park; Bongwon Suh (UIST (Adjunct Volume), 2016)

Touch+Finger: Extending Touch-based User Interface Capabilities with "Idle" Finger Gestures in the Air. - Hyunchul Lim; Jungmin Chung; Changhoon Oh; SoHyun Park; Joonhwan Lee; Bongwon Suh (UIST, 2018)

Leveraging Smartwatches to Estimate Students' Perceived Difficulty and Interest in Online Video Lectures. - Jinhan Choi; Jeongyun Han; Woochang Hyun; Hyunchul Lim; Sun Young Huh; SoHyun Park; Bongwon Suh (ICETC, 2019)

HandyTrak: Recognizing the Holding Hand on a Commodity Smartphone from Body Silhouette Images. - Hyunchul Lim; David Lin; Jessica Tweneboah; Cheng Zhang 022 (UIST, 2021)

NeckFace: Continuously Tracking Full Facial Expressions on Neck-mounted Wearables. - Tuochao Chen; Yaxuan Li; Songyun Tao; Hyunchul Lim; Mose Sakashita; Ruidong Zhang; François Guimbretière; Cheng Zhang 022 (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)

SpeeChin: A Smart Necklace for Silent Speech Recognition. - Ruidong Zhang; Mingyang Chen; Benjamin Steeper; Yaxuan Li; Zihan Yan; Yizhuo Chen; Songyun Tao; Tuochao Chen; Hyunchul Lim; Cheng Zhang 022 (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)

BodyTrak: Inferring Full-body Poses from Body Silhouettes Using a Miniature Camera on a Wristband. - Hyunchul Lim; Yaxuan Li; Matthew Dressa; Fang Hu 002; Jae Hoon Kim; Ruidong Zhang; Cheng Zhang 022 (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2022)

C-Auth: Exploring the Feasibility of Using Egocentric View of Face Contour for User Authentication on Glasses. - Hyunchul Lim; Guilin Hu; Richard Jin; Hao Chen; Ryan Mao; Ruidong Zhang; Cheng Zhang 022 (ISWC, 2023)

D-Touch: Recognizing and Predicting Fine-grained Hand-face Touching Activities Using a Neck-mounted Wearable. - Hyunchul Lim; Ruidong Zhang; Samhita Pendyal; Jeyeon Jo; Cheng Zhang 022 (IUI, 2023)

Exploring the Impact of Emotional Voice Integration in Sign-to-Speech Translators for Deaf-to-Hearing Communication. - Hyunchul Lim; Minghan Gao; Franklin Mingzhe Li; Nam Anh Dang; Ianip Sit; Michelle Olson; Cheng Zhang 022 (CoRR, 2024)

Ring-a-Pose: A Ring for Continuous Hand Pose Tracking. - Tianhong Catherine Yu; Guilin Hu; Ruidong Zhang; Hyunchul Lim; Saif Mahmud; Chi-Jung Lee; Ke Li 013; Devansh Agarwal; Shuyang Nie; Jinseok Oh; François Guimbretière; Cheng Zhang 022 (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2024)

SpellRing: Recognizing Continuous Fingerspelling in American Sign Language using a Ring. - Hyunchul Lim; Nam Anh Dang; Dylan Lee; Tianhong Catherine Yu; Jane Lu; Franklin Mingzhe Li; Yiqi Jin; Yan Ma; Xiaojun Bi 001; François Guimbretière; Cheng Zhang 022 (CHI, 2025)