Presentation 2014-12-17
Design of Indoor Multiuser MIMO-OFDM System at 60GHz : Study of Channel Modeling and User selection
Keisuke HIRAOTA, Yuyuan CHANG, Gia Khanh TRAN, Kiyomichi ARAKI,
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Abstract(in English) Recently due to the increasing data traffic, the unlicensed 60 GHz band has become attracted because of its larger bandwidth than conventional systems. The standardization has been done in the IEEE802.11ad. According to the standard, there are four channels and about 9 GHz bandwidth in total. Each channel is used by each user and all antennas adopted beamforming in RF. We examine for realizing 4 users spatially multiplexed at each channel by multiuser MIMO (Multiple-Input Multiple-Output) signal processing. We consider two problems. First one is how to modeling the channel. Channel information is important for RF beamforming and multiuser MIMO signal processing. Second one is how to choose RF beam pattern and users. Combination of RF beam pattern and selected users affects system performance.
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Keyword(in English) IEEE802.11ad / Channel modeling / Ray-trace / Multiuser MIMO / User selection
Paper # SRW2014-38
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Committee SRW
Conference Date 2014/12/10(1days)
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Registration To Short Range Wireless Communications(SRW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Design of Indoor Multiuser MIMO-OFDM System at 60GHz : Study of Channel Modeling and User selection
Sub Title (in English)
Keyword(1) IEEE802.11ad
Keyword(2) Channel modeling
Keyword(3) Ray-trace
Keyword(4) Multiuser MIMO
Keyword(5) User selection
1st Author's Name Keisuke HIRAOTA
1st Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology()
2nd Author's Name Yuyuan CHANG
2nd Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology
3rd Author's Name Gia Khanh TRAN
3rd Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology
4th Author's Name Kiyomichi ARAKI
4th Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology
Date 2014-12-17
Paper # SRW2014-38
Volume (vol) vol.114
Number (no) 367
Page pp.pp.-
#Pages 6
Date of Issue