Presentation 2013-06-20
A Study on Adaptive Optics for Downlink Transmission in Indoor Optical Wireless MIMO Communication Systems
Shinya MIYAZAKI, Shinichi MIYAMOTO, Seiichi SAMPEI,
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Abstract(in English) This paper proposes an adaptive optics techniques which dynamically controls beam-width and direction of transmitting optical antenna according to the terminal position along with dynamic selection of optical transmit antennas thereby reducing multiple-input multiple-output (MIMO) channel correlation for optical wireless systems even in practical line-of-sight (LoS) configurations. This paper also proposes a channel estimation scheme for indoor optical wireless MIMO system. Numerical simulation confirms that the adaptive optics technique using proposed channel estimation scheme improves the transmission rate of indoor optical wireless MIMO communication system.
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Keyword(in English) indoor optical wireless communication / MIMO / adaptive optics / channel estimation
Paper # RCS2013-47
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Committee RCS
Conference Date 2013/6/13(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Adaptive Optics for Downlink Transmission in Indoor Optical Wireless MIMO Communication Systems
Sub Title (in English)
Keyword(1) indoor optical wireless communication
Keyword(2) MIMO
Keyword(3) adaptive optics
Keyword(4) channel estimation
1st Author's Name Shinya MIYAZAKI
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Shinichi MIYAMOTO
2nd Author's Affiliation Graduate School of Engineering, Osaka University
3rd Author's Name Seiichi SAMPEI
3rd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2013-06-20
Paper # RCS2013-47
Volume (vol) vol.113
Number (no) 93
Page pp.pp.-
#Pages 6
Date of Issue