Presentation 2010-03-03
Interference Reduction Using Smart Antennas under OFDM Wireless LAN Environments
Toshihiro NOBA, Yasutaka OGAWA, Toshihiko NISHIMURA, Takeo OHGANE,
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Abstract(in English) Information transmission between a controller and a machine is essential for reliable factory automation. To help facilitate this, wireless communication is useful in the building of flexible factory environments because it does not need cables. The wireless system can employ an OFDM LAN technique. However, in a case where a plurality of communication systems are used in a neighborhood, we may have mutual interference among them. This paper describes a smart antenna for the interference reduction. We examine two weight control schemes: one is based on channel estimation, and the other is the SMI algorithm. We show cumulative distributions of SINR and average BERs of the smart antenna.
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Keyword(in English) OFDM / Wireless LAN / Smart antennas / Interference reduction / Weight determining method
Paper # RCS2009-262
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Committee RCS
Conference Date 2010/2/24(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Interference Reduction Using Smart Antennas under OFDM Wireless LAN Environments
Sub Title (in English)
Keyword(1) OFDM
Keyword(2) Wireless LAN
Keyword(3) Smart antennas
Keyword(4) Interference reduction
Keyword(5) Weight determining method
1st Author's Name Toshihiro NOBA
1st Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University()
2nd Author's Name Yasutaka OGAWA
2nd Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University
3rd Author's Name Toshihiko NISHIMURA
3rd Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University
4th Author's Name Takeo OHGANE
4th Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University
Date 2010-03-03
Paper # RCS2009-262
Volume (vol) vol.109
Number (no) 440
Page pp.pp.-
#Pages 6
Date of Issue