LTE UE Power Consumption Model: For System Level Energy and Performance Optimization

Anders Riis Jensen, Mads Lauridsen, Preben Mogensen, Troels Bundgaard Sørensen, Per Jensen

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110 Citationer (Scopus)
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Abstract

In this work a novel LTE user equipment (UE) power consumption model is presented. It was developed for LTE system level optimization, because it is important to understand how network settings like scheduling of resources and transmit power control affect the UE’s battery life.

The proposed model is based on a review of the major power consuming parts in an LTE UE radio modem. The model includes functions of UL and DL power and data rate. Measurements on a commercial LTE USB dongle were used to assign realistic power consumption values to each model parameter. Verification
measurements on the dongle show that the model results in an average error of 2.6 %.

The measurements show that UL transmit power and DL data rate determines the overall power consumption, while UL data rate and DL receive power have smaller impact.
OriginalsprogEngelsk
Titel2012 IEEE Vehicular Technology Conference (VTC Fall)
Antal sider5
ForlagIEEE Press
Publikationsdato2012
Sider1-5
ISBN (Trykt)978-1-4673-1880-8
ISBN (Elektronisk)978-1-4673-1879-2
DOI
StatusUdgivet - 2012
BegivenhedIEEE Vehicular Technology Conference - Québec City, Canada
Varighed: 3 sep. 20126 sep. 2012
Konferencens nummer: 76th

Konference

KonferenceIEEE Vehicular Technology Conference
Nummer76th
Land/OmrådeCanada
ByQuébec City
Periode03/09/201206/09/2012
NavnI E E E V T S Vehicular Technology Conference. Proceedings
ISSN1550-2252

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