Encouraging Device-to-Device Communications to Improve Energy Efficiency in Cellular Systems

Jorge F. Schmidt, Mahin K. Atiq, Udo Schilcher, Christian Bettstetter

Publikation: Konferenzband/Beitrag in Buch/BerichtKonferenzartikelBegutachtung

Abstract

This work explores the benefits in terms of energy efficiency that can be provided by device-to- device (D2D) communications in cellular systems. Analyzing a large cellular network using stochastic geometry, considering Nakagami fading and realistic system parameters, we explore the reduction that can be achieved in network power consumption, and the impact this reduction has on the performance of cellular users. When the network is not fully loaded, switching some cellular users into D2D mode results in a significant reduction of the network power consumption while the overall network throughput is maintained. Furthermore, it is observed that the impact of the reduction in the inter-cell interference arising from switching cellular users to D2D mode surpasses that from the new non- orthogonal transmissions. This translates into a slight improvement in the users' rates. Both analytical and simulation results are provided.
OriginalspracheEnglisch
Titel2016 IEEE 83rd Vehicular Technology Conference (VTC Spring)
Herausgeber (Verlag)IEEE Computer Society
Seiten1-5
Seitenumfang5
ISBN (Print)978-1-5090-1699-0
DOIs
PublikationsstatusVeröffentlicht - 18 Mai 2016
Extern publiziertJa
Veranstaltung2016 IEEE 83rd Vehicular Technology Conference (VTC Spring) - Nanjing, China
Dauer: 15 Mai 201618 Mai 2016

Publikationsreihe

Name2016 IEEE 83rd Vehicular Technology Conference (VTC Spring)

Konferenz

Konferenz2016 IEEE 83rd Vehicular Technology Conference (VTC Spring)
Zeitraum15/05/1618/05/16

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