IEEE 802.15.4 MAC-based Location-ID Exchange Protocol for Realizing Micro-Cell Connectionless Location-Awareness Services. - Baek-Gyu Kim; Soon-Ju Kang (J. Comput. Sci. Eng., 2008)

U-FIPI: Ubiquitous Sensor Network Service Infra Supporting Bidirectional Location-Awareness between Mobile Nodes and Fixture Nodes. - Baek-Gyu Kim; Tae-Hyon Kim; Soon-Ju Kang; Jae Shin Lee; Jin Ho Shon; Sang Chul Go (CCNC, 2009)