Energy provision minimization in wireless powered communication networks with network throughput demand: TDMA or NOMA?

K Chi, Z Chen, K Zheng, Y Zhu… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Recently, the newly emerging wireless powered communication network (WPCN) has drawn
significant interests, where the network nodes are powered by the energy harvested from the …

Zero energy IoT devices in smart cities using RF energy harvesting

H Zeb, M Gohar, M Ali, A Rahman, W Ahmad, A Ghani… - Electronics, 2022 - mdpi.com
The invention of batteries made it possible to store electricity for many purposes. One of the
purposes is to keep the operations of WSN running without any interruptions. The main …

Minimization of transmission completion time in UAV-enabled wireless powered communication networks

Z Chen, K Chi, K Zheng, G Dai… - IEEE Internet of Things …, 2019 - ieeexplore.ieee.org
This article considers the unmanned-aerial-vehicle-enabled wireless powered
communication networks (UAV-enabled WPCN) where one UAV plays the role of hybrid sink …

NOMA-based energy efficient resource allocation in wireless energy harvesting sensor networks

H Azarhava, JM Niya, MA Tinati - Computer Communications, 2023 - Elsevier
Abstract Non Orthogonal Multiple Access (NOMA) and energy harvesting are two widely
used concepts to improve the performance of Wireless Sensor Networks. In this paper, we …

Energy efficiency maximization in a wireless powered IoT sensor network for water quality monitoring

SO Olatinwo, TH Joubert - Computer Networks, 2020 - Elsevier
This study presents novel approaches to the allocation of resources in Internet-of-Things
sensor network (IoTSN) systems applied to water-quality monitoring for optimal and more …

Efficient energy resource utilization in a wireless sensor system for monitoring water quality

SO Olatinwo, TH Joubert - EURASIP Journal on Wireless Communications …, 2019 - Springer
In this paper, a new approach to energy harvesting and data transmission optimization in a
heterogeneous-based multi-class and multiple resource wireless transmission wireless …

Common throughput maximization in wireless powered communication networks with non-orthogonal multiple access

Z Chen, K Chi, K Zheng, Y Li… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This paper considers the wireless powered communication networks (WPCNs) where one
hybrid sink (H-sink) coordinates the wireless energy/information transmissions to/from a set …

Random channel access protocols for SIC enabled energy harvesting IoTs networks

Y Li, KW Chin - IEEE Systems Journal, 2020 - ieeexplore.ieee.org
This article considers channel access in a radio frequency (RF) powered Internet of Things
network that consists of a successive interference cancellation (SIC) capable hybrid access …

Transmit power allocation of energy transmitters for throughput maximisation in wireless powered communication networks

Z Yu, K Chi, K Zheng, Y Li, Z Cheng - IET Communications, 2019 - Wiley Online Library
Radio‐frequency (RF) energy harvesting is one promising technology to power the nodes in
wireless networks. This study focuses on large‐scale wireless powered communication …

Goodput‐maximised data delivery scheme for battery‐free wireless sensor network

S Qiu, YH Zhu, X Tian, K Chi - IET Communications, 2020 - Wiley Online Library
In the battery‐free wireless sensor network (BF‐WSN) that harvests radio signal energy,
data delivery suffers from a longer delay arising from the energy‐harvesting period. It is …