Resource allocation in backscatter-assisted wireless powered MEC networks with limited MEC computation capacity

Y Ye, L Shi, X Chu, RQ Hu, G Lu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we consider a backscatter-assisted wireless powered mobile edge computing
(MEC) network, where multiple Internet-of-Things (IoT) nodes harvest energy from the …

Energy efficiency maximization for UAV-enabled hybrid backscatter-harvest-then-transmit communications

H Yang, Y Ye, X Chu, S Sun - IEEE Transactions on Wireless …, 2021 - ieeexplore.ieee.org
Wireless powered communication via backscatter and/or harvest-then-transmit (HTT) has
been considered a promising solution to connecting nodes in the Internet-of-things (IoT) …

Mutualistic cooperative ambient backscatter communications under hardware impairments

Y Ye, L Shi, X Chu, G Lu, S Sun - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Mutualistic cooperative ambient backscatter communications (AmBC) have been proposed
to improve the spectrum and energy efficiencies of Internet-of-Things (IoT) systems, where a …

Effective capacity analysis of AmBC-NOMA communication systems

X Li, H Liu, G Li, Y Liu, M Zeng… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we propose an ambient backscatter communication non-orthogonal multiple
access (AmBC-NOMA) system framework and derive exact expressions for the effective …

Robust resource allocation for wireless-powered backscatter communication systems with NOMA

Y Xu, R Xu, D Li, G Yang, G Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The integration of wireless-powered communication and backscatter communication
(BackCom) is envisioned as a promising communication paradigm for the future Internet of …

Hybrid beamforming with discrete phase shifts for RIS-assisted multiuser SWIPT system

Z Chen, J Tang, N Zhao, M Liu… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
Reconfigurable Intelligent Surfaces (RIS) provides an emerging affordable solution by
leveraging massive low-cost reconfigurable reflective array elements. In this letter, by …

Robust energy-efficient optimization for secure wireless-powered backscatter communications with a non-linear EH model

Y Xu, B Gu, D Li - IEEE Communications Letters, 2021 - ieeexplore.ieee.org
Secure and fair transmission is essential for wireless-powered backscatter communication
networks (WPBCNs), which has not been taken seriously enough by the existing works. In …

SWIPT-enabled Cell-Free Massive MIMO-NOMA Networks: A Machine Learning-based Approach

R Zhang, K Xiong, Y Lu, DWK Ng… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper investigates simultaneous wireless information and power transfer (SWIPT)-
enabled cell-free massive multiple-input multiple-output (CF-mMIMO) networks with power …

Resource allocation in UAV-enabled wireless-powered MEC networks with hybrid passive and active communications

Q Li, L Shi, Z Zhang, G Zheng - IEEE Internet of Things Journal, 2022 - ieeexplore.ieee.org
This article proposes a novel unmanned aerial vehicle (UAV)-enabled wireless-powered
mobile edge computing (WP-MEC) network, where several Internet of Things (IoT) nodes …

Joint Waveform Design and Detection in Symbiotic Ambient Backscatter NOMA Systems

C Wang, M Pang, G Cui, X Chang… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
Nonorthogonal multiple access (NOMA) and symbiotic ambient backscatter communications
(AmBCs) are both considered promising technologies for beyond 5G mobile communication …