Results 31 to 40 of about 75,084 (278)

Backscatter Communication for Wireless-Powered Communication Networks

open access: yesThe Journal of Korean Institute of Communications and Information Sciences, 2015
In this paper, we introduce backscatter communication for power-limited sensors to enable long-range transmission in wireless sensor networks, and envision a way to avoid doubly near-far problem in wireless-powered communication network (WPCN) with this technology.
Shin Hyuk Choi, Dong In Kim
openaire   +2 more sources

Coexistence of RF-powered IoT and a Primary Wireless Network with Secrecy Guard Zones [PDF]

open access: yes, 2017
This paper studies the secrecy performance of a wireless network (primary network) overlaid with an ambient RF energy harvesting IoT network (secondary network).
Dhillon, Harpreet S., Kishk, Mustafa A.
core   +2 more sources

Wireless-Powered Communication Networks [PDF]

open access: yes, 2016
Learn the fundamentals of architecture design, protocol optimization, and application development for wireless-powered communication networks with this authoritative guide. Readers will gain a detailed understanding of the issues surrounding architecture and protocol design, with key topics covered including relay-based energy harvesting systems ...
openaire   +1 more source

Backscatter-Assisted Relaying in Wireless Powered Communications Network [PDF]

open access: yes, 2018
This paper has been accepted by the International Conference on Machine Learning and Intelligent Communications (MLICOM), Hangzhou, China, July ...
Zheng, Yuan, Bi, Suzhi, Lin, Xiaohui
openaire   +2 more sources

User-centric energy efficiency fairness in backscatter-assisted wireless powered communication network

open access: yesTongxin xuebao, 2020
In order to address the unfair user-centric energy efficiency (EE) problem caused by channel difference in the backscatter-assisted wireless powered communication network,a resource allocation scheme was proposed.Firstly,a mixed integer nonconvex ...
Yinghui YE, Liqin SHI, Guangyue LU
doaj   +2 more sources

Jammer-Assisted Legitimate Eavesdropping in Wireless Powered Suspicious Communication Networks

open access: yesIEEE Access, 2019
To enhance public safety, it is necessary to legitimately eavesdrop communication between suspicious users, such as terrorists and criminals. In this paper, we investigate legitimate eavesdropping in a wireless-powered suspicious communication network ...
Ding Xu, Hongbo Zhu, Qun Li
doaj   +1 more source

Social issues of power harvesting as key enables of WSN in pervasive computing [PDF]

open access: yes, 2012
Pervasive systems have gained popularity and open the door to new applications that will improve the quality of life of the users. Additionally, the implementation of such systems over an infrastructure of Wireless Sensor Networks has been proven to be ...
Berzosa, J.   +3 more
core   +1 more source

Throughput Maximization for Full Duplex Wireless Powered Communication Networks [PDF]

open access: yesICC 2020 - 2020 IEEE International Conference on Communications (ICC), 2020
In this paper, we consider a full duplex wireless powered communication network where multiple users with RF energy harvesting capabilities communicate to a hybrid energy and information access point. An optimization framework is proposed with the objective of maximizing the sum throughput of the users subject to energy causality and maximum transmit ...
Iqbal, Muhammad Shahid   +2 more
openaire   +4 more sources

Mine emergency communication system

open access: yesGong-kuang zidonghua, 2019
Feasibility of using existing mine communication system as emergency communication system was analyzed. Leakage communication system, inductive communication system, multi-base station mobile communication system, broadcast communication system and ...
Mine emergency communication system
doaj   +1 more source

A Survey on the Security Challenges of Low-Power Wireless Communication Protocols for Communicating Concrete in Civil Engineerings

open access: yesSensors, 2023
With the increase in low-power wireless communication solutions, the deployment of Wireless Sensor Networks is becoming usual, especially to implement Cyber-Physical Systems.
GaĆ«l Loubet   +3 more
doaj   +1 more source

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