Multiplexing efficiency of MIMO antennas in arbitrary propagation scenarios

Ruiyuan Tian, Buon Kiong Lau, Zhinong Ying

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

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Abstract

Multiplexing efficiency has recently been proposed as a performance metric for characterizing the absolute efficiency of MIMO antennas in a reference channel. In this work, we generalize this metric to account for arbitrary propagation channels, so the impact of the channel can also be studied. Using the extended definition of multiplexing efficiency, the respective roles of effective antenna gain and signal correlation due to nonisotropic incident fields can be clearly identified. A numerical evaluation based on two MIMO terminal prototypes and four different propagation scenarios is performed to demonstrate the effectiveness of the generalized metric. We find that the MIMO antenna with high total antenna efficiency and good pattern diversity offers a robust multiplexing efficiency performance in
all the considered propagation scenarios.
Original languageEnglish
Title of host publication6th European Conference on Antennas and Propagation (EUCAP), 2012
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Pages373-377
ISBN (Print)978-1-4577-0918-0
DOIs
Publication statusPublished - 2012
Event6th European Conference on Antennas and Propagation, 2012 - Prague/Czech Republic, Prague, Czech Republic
Duration: 2012 Mar 262012 Mar 30
Conference number: 6

Conference

Conference6th European Conference on Antennas and Propagation, 2012
Abbreviated titleEuCAP 2012
Country/TerritoryCzech Republic
CityPrague
Period2012/03/262012/03/30

Subject classification (UKÄ)

  • Electrical Engineering, Electronic Engineering, Information Engineering

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