Design of Beacon-Based Positioning System Using RF and Sound Wave in Smartphone. - Hyun-Seong Lee; Seoung-Hyeon Lee; Jae-Gwang Lee; Jae-Kwang Lee (CSA/CUTE, 2017)

Design of Automatic Identification Gateway System for Different IoT Devices and Services. - Hyun-Seong Lee; Jae-Gwang Lee; Jae-Pil Lee; Jae-Kwang Lee (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2018)