Presentation 2009-10-22
Field Trial of Cognitive Radio System utilizing Cooperative Sensing
Takuto OHNO, Hidekazu MURATA, Koji YAMAMOTO, Susumu YOSHIDA,
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Abstract(in English) Reliable detection of other wireless systems is crucial for the systems that share the same frequency band. In wireless communication channels, there is uncertainty in the received signal level due to multipath fading and shadowing. Cooperative sensing techniques in which wireless stations share their sensing information can improve the detection probability of other systems. This paper presents the field trial results of a cooperative sensing scheme with energy detection and hard decision cooperation. The results demonstrate that the cooperation among stations can relax the stringent sensitivity requirement of energy detection.
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Keyword(in English) cognitive radio / spectrum sharing / cooperative sensing / field trial
Paper # SR2009-54
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Conference Date 2009/10/15(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Field Trial of Cognitive Radio System utilizing Cooperative Sensing
Sub Title (in English)
Keyword(1) cognitive radio
Keyword(2) spectrum sharing
Keyword(3) cooperative sensing
Keyword(4) field trial
1st Author's Name Takuto OHNO
1st Author's Affiliation Graduate School of Informatics, Kyoto University()
2nd Author's Name Hidekazu MURATA
2nd Author's Affiliation Graduate School of Informatics, Kyoto University
3rd Author's Name Koji YAMAMOTO
3rd Author's Affiliation Graduate School of Informatics, Kyoto University
4th Author's Name Susumu YOSHIDA
4th Author's Affiliation Graduate School of Informatics, Kyoto University
Date 2009-10-22
Paper # SR2009-54
Volume (vol) vol.109
Number (no) 246
Page pp.pp.-
#Pages 5
Date of Issue