Shingo OMURA


An Approximation Algorithm for Minimum Certificate Dispersal Problems
Hua ZHENG Shingo OMURA Koichi WADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/02/01
Vol. E89-A  No. 2  pp. 551-558
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
public-key based security systemcertificate dispersalapproximation algorithmNP-Complete
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An Optimal Certificate Dispersal Algorithm for Mobile Ad Hoc Networks
Hua ZHENG Shingo OMURA Jiro UCHIDA Koichi WADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/05/01
Vol. E88-A  No. 5  pp. 1258-1266
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
certificate dispersabilitycertificate dispersal algorithmmobile ad hoc networkoptimal algorithm
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Neighborhood Broadcasting in Undirected de Bruijn and Kautz Networks
Shingo OMURA Hua ZHENG Koichi WADA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/01/01
Vol. E88-D  No. 1  pp. 89-95
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science)
Category: 
Keyword: 
neighborhood broadcastde BruijnKautz
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