Results 41 to 50 of about 300,516 (230)

Wireless Energy Harvesting by Direct Voltage Multiplication on Lateral Waves From a Suspended Dielectric Layer

open access: yesIEEE Access, 2017
This paper explores the feasibility of wireless energy harvesting by direct voltage multiplication on lateral waves. Whilst free space is undoubtedly a known medium for wireless energy harvesting, space waves are too attenuated to support realistic ...
Louis Wy Liu   +4 more
doaj   +1 more source

Energy Cooperation in Battery-Free Wireless Communications with Radio Frequency Energy Harvesting [PDF]

open access: yes, 2020
Radio frequency (RF) energy harvesting techniques are becoming a potential method to power battery-free wireless networks. In RF energy harvesting communications, energy cooperation enables shaping and optimization of the energy arrivals at the energy ...
DONG Mianxiong, LI He, OTA Kaoru
core   +1 more source

Energy harvesting over Rician fading channel: A performance analysis for half-duplex bidirectional sensor networks under hardware impairments [PDF]

open access: yes, 2018
In this paper, a rigorous analysis of the performance of time-switching energy harvesting strategy that is applied for a half-duplex bidirectional wireless sensor network with intermediate relay over a Rician fading channel is presented to provide the ...
Nguyen, Tan N.   +3 more
core   +1 more source

A New Look at Physical Layer Security, Caching, and Wireless Energy Harvesting for Heterogeneous Ultra-Dense Networks [PDF]

open access: yesIEEE Communications Magazine, 2017
Heterogeneous ultra-dense networks enable ultra-high data rates and ultra-low latency through the use of dense sub-6 GHz and millimeter-wave small cells with different antenna configurations.
Lifeng Wang   +4 more
semanticscholar   +1 more source

A Review on Antenna Technologies for Ambient RF Energy Harvesting and Wireless Power Transfer: Designs, Challenges and Applications

open access: yesIEEE Access, 2022
Radio frequency energy harvesting (RFEH) and wireless power transmission (WPT) are two emerging alternative energy technologies that have the potential to offer wireless energy delivery in the future.
Md. Amanath Ullah   +5 more
semanticscholar   +1 more source

Joint optimal placement, routing, and energy allocation in wireless sensor networks with a shared energy harvesting module

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Today, there is significant attention being paid to wireless sensor networks equipped with energy harvesting modules (energy harvesting wireless sensor networks).
Yin Wu, Wenbo Liu, Qian Shen
doaj   +1 more source

Joint Trajectory Optimization and User Scheduling for Rotary-Wing UAV-Enabled Wireless Powered Communication Networks

open access: yesIEEE Access, 2019
Wireless powered communication networks are promising in the next generation wireless communication systems since they can prolong the communication time of users.
Zhen Wang   +3 more
doaj   +1 more source

Industrial Wireless Monitoring with Energy-Harvesting Devices

open access: yesIEEE Internet Computing, 2017
Vibration monitoring and analysis techniques are used increasingly for predictive maintenance. While traditional vibration monitoring relies on wired sensor networks, recent industrial technologies such as WirelessHART, ISA100.11a, and IEEE802.15.4e have brought a paradigm shift in the automation sector by integrating the flexibility of wireless ...
Das, Kallol   +2 more
openaire   +2 more sources

Energy Conservation and Harvesting in Wireless Sensor Networks

open access: yesWireless Communications and Mobile Computing, 2019
[No abstract available]
Mile K. Stojcev   +2 more
openaire   +1 more source

Energy Harvesting from Mechanical Shocks Using a Sensitive Vibration Energy Harvester

open access: yesInternational Journal of Advanced Robotic Systems, 2012
This paper deals with a unique principle of energy harvesting technologies. An energy harvesting device generates electric energy from its surroundings using some kind of energy conversion method.
Zdenek Hadas   +5 more
doaj   +1 more source

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