Kim, S.[Kim, S.]; Ahn, S.[Ahn, S.]; Yoo, S.H.[ Yoo, S.H.]; Kim, S.Y.[ Kim, S.Y.]; Yoon, S.[Yoon, S.]
ArticleIssue Date2008CitationProceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, ICUIMC-2008, pp.180 - 185