Results 21 to 30 of about 5,945,102 (272)

DSSC based RF energy harvesting using 2RRS scheme [PDF]

open access: yesRevista Română de Informatică și Automatică, 2023
In recent years, radio frequency (RF) energy harvesting (EH) has gained prominence in wireless networks. Both data transmission and powering energy-constrained network nodes are possible using RF.
Urbi BASU, Swati CHOWDHURI, Dibyendu MAL
doaj   +1 more source

Dual-Domain Maximum Power Tracking for Multi-Input RF Energy Harvesting with a Reconfigurable Rectifier Array

open access: yesEnergies, 2022
This work proposes a dual-domain maximum power tracking (MPPT) technique for multiple-input RF energy harvesting systems. A differential rectifier array is used to implement 4-channel reconfigurable RF to DC power conversion, and an adjustable 4-bit ...
Mu-Chun Chen   +2 more
doaj   +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

Optimization of voltage doublers for energy harvesting applications [PDF]

open access: yes, 2013
Energy harvesting is increasingly enabling the expansion of wireless sensor networks in challenging applications by replacing batteries in low power sensors. Many forms of energy harvester suffer from low output voltage which can be partially compensated
Judd, Martin, Roscoe, Nina
core   +3 more sources

An Integrated Approach to Energy Harvester Modeling and Performance Optimization

open access: yes, 2007
This paper proposes an integrated approach to energy harvester (EH) modeling and performance optimization where the complete mixed physical-domain EH (micro generator, voltage booster, storage element and load) can be modeled and optimized.
Beeby, Steve   +9 more
core   +2 more sources

SOME THOUGHTS ON RF ENERGY HARVESTING

open access: yesInformation and Telecommunication Sciences, 2016
Background. Energy harvesting is the actual topic. The system for energy harvesting has many components which require complex designing. Objective. The aim of the paper is optimal ways of collecting and accumulation of electromagnetic energy.
Sergey Bunin, Roman Zhogov
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

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

Investigation of RF Signal Energy Harvesting

open access: yesActive and Passive Electronic Components, 2010
The potential utilization of RF signals for DC power is experimentally investigated. The aim of the work is to investigate the levels of power that can be harvested from the air and processed to achieve levels of energy that are sufficient to charge up ...
Soudeh Heydari Nasab   +3 more
doaj   +1 more source

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