Results 81 to 90 of about 5,704 (194)

Energy efficiency maximization in IRS‐aided cooperative WPCN with non‐linear EH users

Electronics Letters, Volume 61, Issue 1, January/December 2025.
The paper investigates energy efficiency maximization in intelligent reflecting surfaces aided wireless‐powered communication network with hybrid access point and non‐linear energy harvesting users. The focus is on maximizing energy efficiency at the hybrid access point by jointly optimizing transmit time allocation, power allocation at users, and ...
Bharti Katiyar, Deepak Mishra, Sudhakar Modem, Ravikant Saini   +3 more
wiley   +1 more source

Advanced Nonlinear Optimization Techniques in SWIPT: A Review

IEEE Access
With an emphasis on nonlinear models for energy harvesting (EH), this article examines nonlinear approaches in advanced optimization for simultaneous wireless information and power transfer (SWIPT).
Qasim M. Khalaf, Aduwati Sali, Alyani Ismail, Mohd Yazed Ahmad, Yaseein Soubhi Hussein, Jawad Ali Shah   +5 more
doaj   +1 more source

SWIPT for wireless cooperative networks

Electronics Letters, 2015
Simultaneous wireless information and power transfer (SWIPT) in wireless cooperative networks is studied, where multiple source–destination pairs establish a communication link via an energy harvesting (EH) relay. The relay employs a power splitting (PS) scheme to harvest the energy sent from each source, which it uses to forward the transmissions to ...
Chu Z, Johnston M, Le Goff S
openaire   +2 more sources

Optimal Beamforming for Multi‐Functional Integrated Sensing, Communication, and Powering Systems

Electronics Letters, Volume 61, Issue 1, January/December 2025.
This letter investigates the beamforming design for an emerging integrated sensing, communication, and powering (ISACP) system, where a multi‐functional transmitter handles sensing, data communication, and power transfer tasks. Our goal is to minimize the sensing matching error while ensuring the communication and energy harvesting constraints at each ...
Ping Sun, Haibo Dai, Baoyun Wang
wiley   +1 more source

Physical layer security performance of SWIPT system in the presence of randomly located eavesdroppers

Dianxin kexue, 2020
The locations of the eavesdroppers have serious impact on the physical layer security performance of simultaneous wireless information and power transfer (SWIPT) systems with transmit antenna selection (TAS) and power split (PS) strategy,which can be ...
Hui QIAN, Guangqiu LI, Yifan DING
doaj   +2 more sources

Machine Learning for Simultaneous Wireless Information and Power Transfer: A Review

IEEE Access
Simultaneous Wireless Information and Power Transfer (SWIPT) is a promising technology that enables self-sustaining wireless networks. However, optimizing SWIPT systems, especially when combined with other technologies, remains a difficult task due to ...
Amira Haddad, Nesrine Bendahmane, Oussama Messadi, Aduwati Sali   +3 more
doaj   +1 more source

Secrecy Analysis and Optimization of UAV‐Assisted Relaying Networks with Hardware Impairments

Electronics Letters, Volume 61, Issue 1, January/December 2025.
This letter proposed a novel model for a half‐duplex unmanned aerial vehicle (UAV)‐assisted DF relaying network based on SWIPT scheme, and the combined effects of HIs and eavesdropper were considered. We elaborated multi‐dimensional performance analysis and an optimization problem to maximize the secrecy rate.
Songlin Cheng, Jielin Chen, Xiu Hu, Niansheng Chen, Guangyu Fan, Lei Rao, Xiaoyong Song, Dingyu Yang   +7 more
wiley   +1 more source

Performance Analysis of SWIPT NOMA With Partial Relay Selection Employing Optimized Power Splitting Factor

IEEE Access
Among diverse number of strategies which are currently under investigation for upcoming wireless networks, non-orthogonal multiple access (NOMA) seems to be noteworthy.
Gandlapalli Nagesham, Suseela Vappangi
doaj   +1 more source

A Survey on Simultaneous Wireless Information and Power Transfer With Cooperative Relay and Future Challenges

IEEE Access, 2019
The integration of simultaneous wireless information and power transfer (SWIPT) and cooperative relay (CoR) techniques has evolved as a new phenomenon for the next-generation wireless communication system. CoR is used to get energy and spectral efficient
Mohammad Asif Hossain, Rafidah Md Noor, Kok-Lim Alvin Yau, Ismail Ahmedy, Shaik Shabana Anjum   +4 more
doaj   +1 more source

Green IoT: Energy Efficiency, Renewable Integration, and Security Implications

IET Networks, Volume 14, Issue 1, January/December 2025.
This paper surveys energy management strategies in IoT, emphasising energy harvesting and saving techniques to reduce energy consumption and extend network lifespan. It explores renewable energy integration to lower carbon footprints and improve device efficiency, while addressing security vulnerabilities in energy management practices.
Mohammed Qasim Alazzawi, Juan‐Carlos Sánchez‐Aarnoutse, Alejandro Santos Martínez‐Sala, Maria‐Dolores Cano   +3 more
wiley   +1 more source