Presentation 2001/10/11
MIMO Spatio-Temporal Channel Sounder
Kei SAKAGUCHI, Jun-ichi TAKADA, Kiyomichi ARAKI,
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Abstract(in English) Implementation of Multi-Input Multi-Output(MIMO) channel sounder is considered, taking hardware cost and real-time measurement into account. A remarkable difference between MIMO and conventional Single-Input Multi-Output(SIMO) channel sounding is that the MIMO sounder needs some kind of multiplexing to distinguish transmit antennas. We compared three types of multiplexing, TDM, FDM, and CDM, for the sounding purpose, then we chose FDM based technique to achieve cost effectiveness and real-time measurement. In the framework of FDM, we have proposed an algorithm to estimate MIMO channel parameters and confirmed it through the measurement in anechoic chamber. In addition to that, the potential ability of MIMO channel sounding was evaluated by using Gramer-Rao theoretical bound.
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Keyword(in English) mobile propagation / MIMO / channel sounder / superresolution / hardware implementation
Paper # A・P2001-89,RCS2001-128
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Committee AP
Conference Date 2001/10/11(1days)
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Registration To Antennas and Propagation (A・P)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) MIMO Spatio-Temporal Channel Sounder
Sub Title (in English)
Keyword(1) mobile propagation
Keyword(2) MIMO
Keyword(3) channel sounder
Keyword(4) superresolution
Keyword(5) hardware implementation
1st Author's Name Kei SAKAGUCHI
1st Author's Affiliation Graduate School of Science and Engineering, Tokyo Institute of Technology()
2nd Author's Name Jun-ichi TAKADA
2nd Author's Affiliation Graduate School of Science and Engineering, Tokyo Institute of Technology
3rd Author's Name Kiyomichi ARAKI
3rd Author's Affiliation Graduate School of Science and Engineering, Tokyo Institute of Technology
Date 2001/10/11
Paper # A・P2001-89,RCS2001-128
Volume (vol) vol.101
Number (no) 366
Page pp.pp.-
#Pages 7
Date of Issue