A window-based overload control considering the number of confirmation Massages for SIP server. - Dong Yeop Hwang; Jihong Park; Seung-Wha Yoo; Ki-Hyung Kim (ICUFN, 2012)

Optimizing time schedule of key updates in ISA100.11a. - Hayeon Jung; Dong Yeop Hwang; Waleed Akram Baig; Ki-Hyung Kim; Seung-Wha Yoo (ICUFN, 2012)

Wireless Sensor Networks for integrated search and rescue efforts for disaster hit areas. - Usman Mehmood; Usman Mansoor; Dong Yeop Hwang; Ki-Hyung Kim; Taekkyeun Lee; Seung-Wha Yoo (ICUFN, 2012)