Ray Tracing Results for Elevation Angle Spread of Departure and its Impact on System Performance

Bishwarup Mondal, Timothy Thomas, Huan Cong Nguyen, Eugene Visotsky, Frederick Vook

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

3 Citations (Scopus)

Abstract

Elevation spread of departure angles (ESD) is the key parameter characterizing a 3D fast-fading channel model. 3D channel mod-eling is currently being studied in 3GPP to enable the develop-ment of MIMO techniques exploiting both azimuth and elevation dimensions of the channel. In this paper we use ray-tracing techniques to estimate the ESD behavior in Manhattan and Copenhagen city environments and compare it with the 3GPP ESD model. We also investigate the ESD spread within a cluster of rays and show that the ESD within a cluster depends significantly on the distance of the mobile from the base-station. This char-acterization addresses a gap in the existing literature. Simulation results show that the performance of MIMO techniques such as vertical sectorization depends significantly on the ESD of the underlying environment. This observation also underscores the importance of an accurate ESD model.
Original languageEnglish
Title of host publication IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) 2014
Number of pages5
PublisherIEEE (Institute of Electrical and Electronics Engineers)
Publication dateSept 2014
Publication statusPublished - Sept 2014
Event2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Washington DC, DC, United States
Duration: 2 Sept 20145 Sept 2014
Conference number: 25
http://www.ieee-pimrc.org/2014/

Conference

Conference2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)
Number25
Country/TerritoryUnited States
CityWashington DC, DC
Period02/09/201405/09/2014
Internet address
SeriesI E E E International Symposium Personal, Indoor and Mobile Radio Communications
ISSN2166-9570

Keywords

  • channel modelling
  • propagation
  • wireless

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