Presentation 2009-05-29
A Dynamic Spectrum Assignment in WiFi/WiMAX Integrated Network for Multimedia Services
Yuichi KANAMORI, Keita KAWANO, Kazuhiko KINOSHITA, Koso MURAKAMI,
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Abstract(in English) With advances in communication technologies, network services provided via the Internet have been widely diversified, and people can use these services not only via wired networks but also via wireless networks. There are several wireless systems in practical use such as Cellular, WiMAX and WiFi. Although these wireless network systems have developed independently of each other, they should be integrated for seamless access by users. On the other hand, each system uses an individual spectrum prescribed by law to avoid radio interference. To overcome this problem, dynamic spectrum access technology receives much attention. We propose a dynamic spectrum assignment method in which a WiFi system temporarily uses a spectrum band of the WiMAX system in WiFi/WiMAX integrated networks to reduce call blocking probability of multimedia communication services. We confirm the effectiveness of the proposed method by simulation experiments.
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Keyword(in English) cognitive radio / WiMAX / WiFi / integrated wireless network / spectrum assignment
Paper # ICM2009-10
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Committee ICM
Conference Date 2009/5/21(1days)
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Registration To Information and Communication Management(ICM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Dynamic Spectrum Assignment in WiFi/WiMAX Integrated Network for Multimedia Services
Sub Title (in English)
Keyword(1) cognitive radio
Keyword(2) WiMAX
Keyword(3) WiFi
Keyword(4) integrated wireless network
Keyword(5) spectrum assignment
1st Author's Name Yuichi KANAMORI
1st Author's Affiliation Department of Information Networking, Guraduate School of Information Science and Technology, Osaka University()
2nd Author's Name Keita KAWANO
2nd Author's Affiliation Information Technology Center, Okayama University
3rd Author's Name Kazuhiko KINOSHITA
3rd Author's Affiliation Department of Information Networking, Guraduate School of Information Science and Technology, Osaka University
4th Author's Name Koso MURAKAMI
4th Author's Affiliation Department of Information Networking, Guraduate School of Information Science and Technology, Osaka University
Date 2009-05-29
Paper # ICM2009-10
Volume (vol) vol.109
Number (no) 60
Page pp.pp.-
#Pages 6
Date of Issue