The 9th International Conference on Advanced Communication Technology toward network innovation beyond evolution : ICACT 2007 : Phoenix Park, Korea, Feb. 12-14, 2007 / host, Ministry of Information and Communication (MIC) ; organizers, National Computerization Agency (NCA), Electronics and Telecommunications Research Institute (ETRI) ; sponsors, IEEE Communications Society (IEEE ComSoc) ... [et al.]. (National Computerization Agency, 2007)