Wireless powered communications with initial energy: QoS guaranteed energy-efficient resource allocation

Q Wu, W Chen, J Li - IEEE Communications Letters, 2015 - ieeexplore.ieee.org
This letter considers a wireless powered communication network (WPCN) where users first
harvest energy in the downlink (DL) and then use the energy to transmit information signals …

Optimal transmission strategy and time allocation for RIS-enhanced partially WPSNs

H Liu, Y Zhang, S Gong, W Shen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Wireless powered sensor networks (WPSNs) have evolved as a promising paradigm for
energy-efficient communications. Recently, the proliferation of reconfigurable intelligent …

Wireless powered communication networks with non-ideal circuit power consumption

S Pejoski, Z Hadzi-Velkov, TQ Duong… - IEEE Communications …, 2017 - ieeexplore.ieee.org
Assuming non-ideal circuit power consumption at the energy harvesting (EH) nodes, we
propose two practical protocols that optimize the performance of the harvest-then-transmit …

Online policies for throughput maximization of energy-constrained wireless-powered communication systems

X Li, X Zhou, C Sun, DWK Ng - IEEE Transactions on Wireless …, 2019 - ieeexplore.ieee.org
In this paper, we consider the design of online transmission policies in a single-user
wireless-powered communication system over an infinite horizon, aiming at maximizing the …

A discrete time-switching protocol for wireless-powered communications with energy accumulation

Y Gu, H Chen, Y Li, B Vucetic - 2015 IEEE Global …, 2015 - ieeexplore.ieee.org
This paper investigates a wireless-powered communication network (WPCN) setup with one
multi-antenna access point (AP) and one single-antenna source. It is assumed that the AP is …

On the capacity of SWIPT systems with a nonlinear energy harvesting circuit

R Morsi, V Jamali, DWK Ng… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
In this paper, we study information-theoretic limits for simultaneous wireless information and
power transfer (SWIPT) systems employing a practical nonlinear radio frequency (RF) …

Transmission policies in wireless powered communication networks with energy cooperation

A Biason, M Zorzi - 2016 24th European Signal Processing …, 2016 - ieeexplore.ieee.org
Energy Harvesting (EH) has been recognized as one of the most appealing solutions for
extending the devices lifetime in wireless sensor networks. Despite the vast literature …

Outage probability and throughput of multirelay SWIPT-WPCN networks with nonlinear EH model and imperfect CSI

R Jiang, K Xiong, P Fan, L Zhou… - IEEE Systems Journal, 2019 - ieeexplore.ieee.org
This article investigates the simultaneous wireless information and power transfer-wireless
powered communication network systems, where a multiantenna source transmits …

Wireless-powered communications: Performance analysis and optimization

C Zhong, X Chen, Z Zhang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
This paper investigates the average throughput of a wireless-powered communications
system, where an energy constrained source, powered by a dedicated power beacon (PB) …

Robust resource allocation for MIMO wireless powered communication networks based on a non-linear EH model

E Boshkovska, DWK Ng, N Zlatanov… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
In this paper, we consider a multiple-input multiple-output wireless powered communication
network, where multiple users harvest energy from a dedicated power station in order to be …