Presentation 2012-01-27
Impact of Co-channel Interference for Wireless Access based on Carrier Sensing and Transmit Power Control
Shunta HORIE, OSAMU Takyu, Takeo FUJII, Yohtaro UMEDA,
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Abstract(in English) We have considered the multiple access technique based on carrier sense and transmit power control and then the optimal sensing range for achieving the largest MAC Level Channel Capacity has been derived. The co-channel Interference from primary system, however, is not considered. There are two methods as the countermeasures for co-channel interference. In first one, the level of acceptable co-channel interference is decided and then the channel capacity is reduced for enhancing the robustness to co-channel interference. Second one is the compensation by re-transmission. When we consider the combined countermeasure of them, the flexible construction for achieving maximal MAC level channel capacity can be considered. In this paper, when the co-channel interference is taken into account, the multiple access technique based on carrier sensing and transmit power control is considered and then the optimal construction for maximal MAC level channel capacity is derived.
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Keyword(in English) Cognitive Radio / Co-channel Interference / Carrier Sense Multiple Access / Transmit Power Control
Paper # SR2011-93
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Conference Date 2012/1/19(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Impact of Co-channel Interference for Wireless Access based on Carrier Sensing and Transmit Power Control
Sub Title (in English)
Keyword(1) Cognitive Radio
Keyword(2) Co-channel Interference
Keyword(3) Carrier Sense Multiple Access
Keyword(4) Transmit Power Control
1st Author's Name Shunta HORIE
1st Author's Affiliation science and engineering, Tokyo University of Science()
2nd Author's Name OSAMU Takyu
2nd Author's Affiliation Electrical & Electronic Engineering, Shinshu University
3rd Author's Name Takeo FUJII
3rd Author's Affiliation Advanced Wireless Communication Research Center (AWCC), The University of Electro-Communications
4th Author's Name Yohtaro UMEDA
4th Author's Affiliation science and engineering, Tokyo University of Science
Date 2012-01-27
Paper # SR2011-93
Volume (vol) vol.111
Number (no) 417
Page pp.pp.-
#Pages 7
Date of Issue