Results 21 to 30 of about 1,182,353 (322)

The power allocation game on a network: a paradox [PDF]

open access: yesIEEE/CAA Journal of Automatica Sinica, 2018
The well-known Braess paradox in congestion games states that adding an additional road to a transportation network may increase the total travel time, and consequently decrease the overall efficiency. Motivated by this, this paper presents a paradox in a similar spirit emerging from another distributed resource allocation game on networks, namely the ...
A. Stephen Morse, Yuke Li
openaire   +3 more sources

Discrete rate maximisation power allocation with enhanced BER [PDF]

open access: yes, 2012
This study aims to maximise the rate over a multiple-in multiple-out (MIMO) link using incremental power and bit allocation. Two different schemes, greedy power allocation (GPA) and greedy bit allocation (GBA), are addressed and compared with the ...
Alhanafy, Waleed Eid Abdelrahman   +1 more
core   +1 more source

Secrecy rate optimization for SWIPT in two‐way relay networks with multiple untrusted relays and channel estimation errors

open access: yesIET Communications, 2021
The secrecy rate of two‐way untrusted relay networks with imperfect channel state information based on SWIPT is investigated when multiple relays harvest energy from two sources.
Dayong Yang   +3 more
doaj   +1 more source

Performance Evaluation of Successive Interference Cancellation on Gain Ratio Power Allocation using Underwater Visible Light Communication Channel

open access: yesJOIV: International Journal on Informatics Visualization, 2022
Underwater Visible light communication (UVLC) is a network communication wirelessly where information is transmitted employing light through visible waves; in this case, the light source comes from a light-emitting diode (LED) as a transmitter underwater.
Luthfi Nur'Adli   +2 more
doaj   +1 more source

Energy-Efficient Power Allocation in Non-Linear Energy Harvesting Multiple Relay Systems

open access: yesAlgorithms, 2021
In this paper, to maximize the energy efficiency (EE) in the two-hop multi-relay cooperative decoding and forwarding (DF) system for simultaneous wireless information and power transmission (SWIPT), an optimal power allocation algorithm is proposed, in ...
Huifang Pan, Qi Zhu
doaj   +1 more source

Subsidiarity and the Allocation of Governmental Powers

open access: yesCanadian Journal of Law & Jurisprudence, 2022
AbstractEvery country must allocate final decision-making authority over different issues/subjects within its boundaries. Historically, many scholars working on this topic implicitly assumed that identifying the features providing entities with justified claims for authority and the entities possessing those features would also identify which groups ...
openaire   +2 more sources

Energy-Efficiency Based Resource Allocation for the Orthogonal Multi-User Channel [PDF]

open access: yes, 2012
Energy efficiency (EE) is emerging as a key design criterion for both power limited, i.e. mobile devices, and power-unlimited, i.e. cellular networks, applications.
Héliot, Fabien   +2 more
core   +1 more source

Sum Capacity for Single-Cell Multi-User Systems with M-Ary Inputs

open access: yesEntropy, 2017
This paper investigates the sum capacity of a single-cell multi-user system under the constraint that the transmitted signal is adopted from M-ary two-dimensional constellation with equal probability for both uplink, i.e., multiple access channel (MAC ...
Pei Yang   +3 more
doaj   +1 more source

Green Communication via Power-optimized HARQ Protocols [PDF]

open access: yes, 2013
Recently, efficient use of energy has become an essential research topic for green communication. This paper studies the effect of optimal power controllers on the performance of delay-sensitive communication setups utilizing hybrid automatic repeat ...
Amat, Alexandre Graell i   +2 more
core   +2 more sources

Downlink Power Allocation for CR-NOMA-Based Femtocell D2D Using Greedy Asynchronous Distributed Interference Avoidance Algorithm

open access: yesComputers, 2023
This paper focuses on downlink power allocation for a cognitive radio-based non-orthogonal multiple access (CR-NOMA) system in a femtocell environment involving device-to-device (D2D) communication. The proposed power allocation scheme employs the greedy
Nahla Nur Elmadina   +6 more
doaj   +1 more source

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