Results 41 to 50 of about 1,182,353 (322)

Power re-allocation for reducing contracted electric power costs [PDF]

open access: yesEnergy and Buildings, 2015
This research project has been partially funded through BR-UdG2012 Scholarship of the University of Girona granted to Ferran Torrent-Fontbona. The work developed with the support of the research group SITES awarded with distinction by the Generalitat de Catalunya (2014 SGR 1052) and the MESC project funded by the Spanish MINECO (Ref. DPI2013-47450-C2-1-
F. Torrent-Fontbona, B. López
openaire   +4 more sources

Green communication via Type-I ARQ: Finite block-length analysis [PDF]

open access: yes, 2014
This paper studies the effect of optimal power allocation on the performance of communication systems utilizing automatic repeat request (ARQ). Considering Type-I ARQ, the problem is cast as the minimization of the outage probability subject to an ...
Makki, Behrooz   +2 more
core   +2 more sources

The Power of Filling in Balanced Allocations

open access: yesSIAM Journal on Discrete Mathematics
We introduce a new class of balanced allocation processes which are primarily characterized by "filling" underloaded bins. A prototypical example is the Packing process: At each round we only take one bin sample, if the load is below the average load, then we place as many balls until the average load is reached; otherwise, we place only one ball.
Los, D, Sauerwald, T, Sylvester, J
openaire   +2 more sources

High Speed Railway Wireless Communications: Efficiency v.s. Fairness

open access: yes, 2014
High speed railways (HSRs) have been deployed widely all over the world in recent years. Different from traditional cellular communication, its high mobility makes it essential to implement power allocation along the time.
Dong, Yunquan   +2 more
core   +2 more sources

Power Allocation Based on SEP Minimization in Two-Hop Decode-and-Forward Relay Networks [PDF]

open access: yes, 2011
The problem of optimal power allocation among the relays in a two-hop decode-and-forward cooperative relay network with independent Rayleigh fading channels is considered.
Arash Khabbazibasmenj   +3 more
core   +1 more source

CNN-Based End-to-End CPU-AP-UE Power Allocation for Spectral Efficiency Enhancement in Cell-Free Massive MIMO Networks

open access: yesMathematics
Cell-free massive multiple-input multiple-output (MIMO) networks eliminate cell boundaries and enhance uniform quality of service by enabling cooperative transmission among access points (APs). In conventional cellular networks, user equipment located at
Yoon-Ju Choi   +8 more
doaj   +1 more source

A new NOMA approach for fair power allocation [PDF]

open access: yes2016 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), 2016
A non-orthogonal multiple access (NOMA) approach to user signal power allocation called Fair-NOMA is introduced. Fair-NOMA is the application of NOMA in such a way that two mobile users have the opportunity to always achieve at least the information capacity they can achieve by using orthogonal multiple access (OMA), regardless of the user selection ...
Oviedo, Jose Armando   +1 more
openaire   +4 more sources

Energy-efficient power allocation for point-to-point MIMO systems over the rayleigh fading channel [PDF]

open access: yes, 2012
It is well-established that transmitting at full power is the most spectral-efficient power allocation strategy for point-to-point (P2P) multi-input multi-output (MIMO) systems, however, can this strategy be energy efficient as well?
Héliot, Fabien   +2 more
core   +1 more source

Power Allocation by PSO in MAC [PDF]

open access: yesProceedings of the 2015 International Conference on Advances in Mechanical Engineering and Industrial Informatics, 2015
The capacity of Additive White Gaussian Noise (AWGN) Multiple Access Channel (MAC) can be approached by means of power allocation. The MAC can be regarded as single user multiple level coding and modulation system by applying pulse amplitude modulation to the individual signal and superimposing the weighted signal.
openaire   +2 more sources

Resource Allocation in Wireless Powered IoT Networks [PDF]

open access: yesIEEE Internet of Things Journal, 2019
In this paper, efficient resource allocation for the uplink transmission of wireless powered IoT networks is investigated. We adopt LoRa technology as an example in the IoT network, but this work is still suitable for other communication technologies.
Xiaolan Liu   +3 more
openaire   +6 more sources

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