Channel Characteristics and User Body Effects in an Outdoor Urban Scenario at 15 and 28 GHz

Kun Zhao, Carl Gustafson, Qingbi Liao, Shuai Zhang, Bolin Thomas, Zhinong Ying, Sailing He

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningpeer review

31 Citationer (Scopus)

Abstract

The effect of a user’s body on channel characteristics for single user downlink transmission in an urban scenario for the 5th generation (5G) systems is investigated with ray-tracing at 15 GHz and 28 GHz. Three different designs of user equipment (UE) antennas are fabricated and integrated into a mobile phone prototype, and their 3D radiation patterns are measured both with and without a user. The user remains in Cellular Telephone Industries Association (CTIA) standard data mode and talking mode during measurements. The results show that the user’s body will cause a strong shadowing loss and generate a large fluctuation on the received signal strength of the UE at both 15 GHz and 28 GHz, which is crucial to channel modeling studies at frequencies above 6 GHz. In addition, the user’s body effect on a linear array system in UE is presented, and the main challenges for the future work are also addressed.
OriginalsprogEngelsk
TidsskriftI E E E Transactions on Antennas and Propagation
Vol/bind65
Udgave nummer12
Sider (fra-til)6534 - 6548
ISSN0018-926X
DOI
StatusUdgivet - 1 dec. 2017

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