Presentation 2012-06-21
A Study of MIMO Propagation Scenario Discrimination for Adaptive Wireless Communication Systems
Yuki HIKIYAMA, Shingo YOSHIZAWA, Xiaonan SHI, Yoshikazu MIYANAGA,
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Abstract(in English) Recently, multiple-input multiple-output (MIMO) technologies are adopted to wireless communication systems for high-speed, large capacity and high reliability communications. However, there can be variations of communication quality and throughput performance, because MIMO technologies depend on propagation channel environments, where communication property widely changes. An optimal wireless communication systems design which adaptively changes transmission systems depending on channel propagation is effective to realize stable wireless communications. It is important that a transceiver knows propagation environment accurately. In this paper, we propose an optimal discrimination method for MIMO propagation scenarios by efficiently using channel state information (CSI), where azimuth spread (AS) and K-factor estimation are considered. In addition, we evaluate discrimination performance by simulation.
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Keyword(in English) MIMO / K-factor / AS
Paper # RCS2012-52
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Committee RCS
Conference Date 2012/6/14(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) A Study of MIMO Propagation Scenario Discrimination for Adaptive Wireless Communication Systems
Sub Title (in English)
Keyword(1) MIMO
Keyword(2) K-factor
Keyword(3) AS
1st Author's Name Yuki HIKIYAMA
1st Author's Affiliation Graduate School of Information Science and Technology Hokkaido University()
2nd Author's Name Shingo YOSHIZAWA
2nd Author's Affiliation Faculty of Engineering, Kitami Institute of Technology
3rd Author's Name Xiaonan SHI
3rd Author's Affiliation Graduate School of Information Science and Technology Hokkaido University
4th Author's Name Yoshikazu MIYANAGA
4th Author's Affiliation Graduate School of Information Science and Technology Hokkaido University
Date 2012-06-21
Paper # RCS2012-52
Volume (vol) vol.112
Number (no) 89
Page pp.pp.-
#Pages 6
Date of Issue