Presentation 2005-06-17
A Macro and Micro Diversity Scheme with Relay Terminals for Reliable Wireless Control
Ryosuke UCHIDA, Hiraku OKADA, Takaya YAMAZATO, Masaaki KATAYAMA,
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Abstract(in English) In this manuscript, wireless communication system for reliable wireless control of industrial machines in indoor environment is considered. In indoor environment, transmitted signal fluctuates due to fading and shadowing. To combat the fading and shadowing, macro/micro spatial diversity can be used as an effective countermeasure. In this manuscript, macro/micro diversity is achieved by multiple wireless relay terminals, which is convenient in setting and moving the macro diversity branches. In the proposed scheme, channel between the transmitter and the receiver through relay terminals is considered as a MIMO channel and separation of the signals re-transmitted from the relay terminals is not required. This feature makes it possible to have higher order diversity without the cost of bandwidth inefficiency. By numerical calculations, performance of the proposed scheme is evaluated and the improvement of the reliability of the communication system is confirmed.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Cooperative Diversity / MIMO / STBC / Radio Communication Relay
Paper # RCS2005-28
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Committee RCS
Conference Date 2005/6/10(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Macro and Micro Diversity Scheme with Relay Terminals for Reliable Wireless Control
Sub Title (in English)
Keyword(1) Cooperative Diversity
Keyword(2) MIMO
Keyword(3) STBC
Keyword(4) Radio Communication Relay
1st Author's Name Ryosuke UCHIDA
1st Author's Affiliation Department of Electrical Engineering and Computer Science, Graduate School of Engineering, Nagoya University()
2nd Author's Name Hiraku OKADA
2nd Author's Affiliation Department of Electrical Engineering and Computer Science, Graduate School of Engineering, Nagoya University
3rd Author's Name Takaya YAMAZATO
3rd Author's Affiliation Eco Topia Science Institute, Nagoya University
4th Author's Name Masaaki KATAYAMA
4th Author's Affiliation Eco Topia Science Institute, Nagoya University
Date 2005-06-17
Paper # RCS2005-28
Volume (vol) vol.105
Number (no) 121
Page pp.pp.-
#Pages 6
Date of Issue