Presentation 2014-05-22
Development of MIMO Channel Sounder using GNU Radio/USRP
Tianyang MIN, Minseok KIM, Jun-ichi TAKADA,
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Abstract(in English) This paper presents a low-cost flexible MIMO channel sounder with the maximum bandwidth of 25MHz operating at various frequency bands between 400 MHz and 4400 MHz developed by using GNU radio/USRP that employs a simple time division multiplexing (TDM) scheme. This paper describes the principle of the channel sounding technique, data processing, and presents the hardware setup as a MIMO channel sounder in detail. By computer simulation, this paper also clarifies the influence of the most critical transceiver imperfections such as phase noise (PN) and I/Q imbalance (IQI) on channel estimation accuracy. The operation is demonstrated and validated by a simple DUT test, and MISO test by fading simulator.
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Keyword(in English) USRP / GNU radio / channel sounding / channel impulse response / MIMO channel sounder / time division multiplexing
Paper # SR2014-3
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Committee SR
Conference Date 2014/5/15(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of MIMO Channel Sounder using GNU Radio/USRP
Sub Title (in English)
Keyword(1) USRP
Keyword(2) GNU radio
Keyword(3) channel sounding
Keyword(4) channel impulse response
Keyword(5) MIMO channel sounder
Keyword(6) time division multiplexing
1st Author's Name Tianyang MIN
1st Author's Affiliation Graduate School of Science and Engineering, Tokyo Institute of Technology()
2nd Author's Name Minseok KIM
2nd Author's Affiliation Graduate School of Science and Technology, Niigata University
3rd Author's Name Jun-ichi TAKADA
3rd Author's Affiliation Graduate School of Science and Engineering, Tokyo Institute of Technology
Date 2014-05-22
Paper # SR2014-3
Volume (vol) vol.114
Number (no) 44
Page pp.pp.-
#Pages 7
Date of Issue