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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao https://doi.org/10.1...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
https://doi.org/10.1109/cec.20...
Article . 2015 . Peer-reviewed
License: STM Policy #29
Data sources: Crossref
DBLP
Conference object . 2019
Data sources: DBLP
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Optimized base station sleeping and renewable energy procurement using PSO

Authors: Qiang Wang 0008; Hai-Lin Liu 0001;

Optimized base station sleeping and renewable energy procurement using PSO

Abstract

Recently, energy efficiency (EE) has drawn more and more attentions due to the need for green communication. It is well-known that the base station (BS) sleeping strategy and radio resource allocation can effectively improve the EE for the wireless communication networks. Meanwhile, renewable energy is important to decrease the carbon emissions which is also subject to the need for green communication. In this paper, we jointly optimize the BS sleeping strategy, resource allocation and renewable energy procurement scheme to maximize the profit of the network operators and minimize the carbon emissions. We formulate the joint optimization problem as a mixed integer programming problem which is difficult to tackle in general. In the first, we adopt the bi-velocity discrete particle swarm optimization (BVDPSO) algorithm to optimize the BS sleeping strategy. When the BS sleeping strategy is fixed, the original optimization problem only consists of the power allocation, subcarrier assignment and energy procurement which is also difficult to solve due to the combinatorial nature of the subcarrier assignment. Then, we propose an optimal algorithm based on Lagrange dual domain method to optimize the power allocation, subcarrier assignment and energy procurement. Numerical results illustrate the effectiveness of our proposed scheme and algorithm.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Average
Average
Average
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