Presentation 2016-06-15
On the number of channels in wireless networks from the standpoint of graph colorings
Hiroshi Tamura, Shun Matsumoto, Keisuke Nakano,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) The relation of channel assignment problems in wireless communications and coloring problems of graph theory is well-known. A channel in the wireless communication is corresponding to a color assigned to a vertex (an edge) in a graph. It is popular to minimize the number of colors assigned to vertices of the graph. However, the maximum number of colors is also important. Because, we may not assign optimal channels all the time. in wireless communication. So, it is important how much channels we set up. We show the upper bounds of colors assigned to some graphs.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Wireless communication / Channel assignment / Graph coloring / Upper bound of channels
Paper # ICTSSL2016-15
Date of Issue 2016-06-07 (ICTSSL)

Conference Information
Committee ICTSSL
Conference Date 2016/6/14(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Tohoku University
Topics (in Japanese) (See Japanese page)
Topics (in English)
Chair Kazunori Okada(NICT)
Vice Chair Hiroshi Tamura(Chuo Univ.) / Keisuke Nakano(Niigata Univ.)
Secretary Hiroshi Tamura(NTT DoCoMo) / Keisuke Nakano(Shizuoka Univ.)
Assistant Shosuke Sato(Tohoku Univ.) / Tomotaka Wada(Kansai Univ.)

Paper Information
Registration To Technical Committee on Information and Communication Technologies for Safe and Secure Life
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) On the number of channels in wireless networks from the standpoint of graph colorings
Sub Title (in English)
Keyword(1) Wireless communication
Keyword(2) Channel assignment
Keyword(3) Graph coloring
Keyword(4) Upper bound of channels
1st Author's Name Hiroshi Tamura
1st Author's Affiliation Chuo University(Chuo Univ.)
2nd Author's Name Shun Matsumoto
2nd Author's Affiliation Chuo University(Chuo Univ.)
3rd Author's Name Keisuke Nakano
3rd Author's Affiliation Niigata University(Niigata Univ.)
Date 2016-06-15
Paper # ICTSSL2016-15
Volume (vol) vol.116
Number (no) ICTSSL-92
Page pp.pp.85-90(ICTSSL),
#Pages 6
Date of Issue 2016-06-07 (ICTSSL)