Timely login status control using mobile app. - SeokHwan Choi; Da-Hyeon Kim; Yoon-Ho Choi (CNS, 2015)

Intelligent Robust Base-Station Research in Harsh Outdoor Wilderness Environments for Wildsense. - Junho Ahn; Akshay Mysore; Kati Zybko; Caroline Krumm; Dohyeon Lee; Da-Hyeon Kim; Richard Han 001; Shivakant Mishra; Thompson Hobbs (KSII Trans. Internet Inf. Syst., 2021)