Results 21 to 30 of about 58,117 (278)

Resource Allocation in Wireless Networks with RF Energy Harvesting and Transfer [PDF]

open access: yes, 2014
Radio frequency (RF) energy harvesting and transfer techniques have recently become alternative methods to power the next generation of wireless networks. As this emerging technology enables proactive replenishment of wireless devices, it is advantageous
Han, Zhu   +3 more
core   +1 more source

State-of-the-Art Techniques in RF Energy Harvesting Circuits

open access: yesTelecom, 2021
The exigency for continuous use of electrical devices has created greater demands for electricity along with more efficient transmission techniques.
Ioannis D. Bougas   +4 more
doaj   +1 more source

A battery-less, self-sustaining RF energy harvesting circuit with TFETs for µW power applications [PDF]

open access: yes, 2016
This paper proposes a Tunnel FET (TFET) power management circuit for RF energy harvesting applications. In contrast with conventional MOSFET technologies, the improved electrical characteristics of TFETs promise a better behavior in the process of ...
Moll Echeto, Francisco de Borja   +2 more
core   +1 more source

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

open access: yes, 2018
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   +2 more sources

On Spectrum Sharing Between Energy Harvesting Cognitive Radio Users and Primary Users [PDF]

open access: yes, 2014
This paper investigates the maximum secondary throughput for a rechargeable secondary user (SU) sharing the spectrum with a primary user (PU) plugged to a reliable power supply.
Ashour, Mahmoud   +3 more
core   +1 more source

Development an AI-Optimized RF Energy Harvesting for Sustainable IoT Networks: A Machine Learning Approach [PDF]

open access: yesE3S Web of Conferences
The rapid expansion of the Internet of Things (IoT) has led to an increasing demand for energy-efficient solutions, particularly for battery-dependent devices with limited lifespans.
De La Cruz Arvin   +3 more
doaj   +1 more source

RF Energy Harvesting Enabled Power Sharing in Relay Networks [PDF]

open access: yes, 2014
Through simultaneous energy and information transfer, radio frequency (RF) energy harvesting (EH) reduces the energy consumption of the wireless networks.
Ansari, Nirwan, Huang, Xueqing
core   +1 more source

Considerations for the Design and Implementation of Ambient RF Signal Rectifiers in the 2.45 GHz WiFi Band

open access: yesApplied Sciences, 2022
Ambient RF energy harvesting (RF-EH) is a particular case of wireless power transfer (WPT), which is characterized by ultra-low power operation. This work points out theoretical and practical aspects that should be considered in the design of RF ...
Joan J. Garcia-Garcia
doaj   +1 more source

Ambient Backscattering-Enabled SWIPT Relaying System with a Nonlinear Energy Harvesting Model

open access: yesSensors, 2020
Since radio frequency (RF) signals can be used for both information transmission and energy harvesting, RF-based energy harvesting is capable of integrating with other existing communication techniques for providing better rate–energy tradeoff and ...
Thu L. N. Nguyen   +2 more
doaj   +1 more source

Energy enhancement and efficient route selection mechanism using H-SWIPT for multi-hop IoT networks

open access: yesIntelligent and Converged Networks, 2022
Simultaneous wireless information and power transfer (SWIPT) is recently emerging as one of the vital solutions to prolong the lifetime of energy constrained wireless sensor nodes.
B. Pavani   +2 more
doaj   +1 more source

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