Results 241 to 250 of about 55,860 (277)

Design of Radio Frequency Energy Harvesting System

Smart Innovation, Systems and Technologies, 2021
The power supply mode of microelectronic equipment is still mainly battery. The difficulty in replacing the batteries affects the life time of these devices. Radio frequency energy harvesting (RFEH) technology provides a new way for the power supply of low-power microelectronic equipment.
Jihai Yang
exaly   +2 more sources

Radio frequency energy harvesting technology

2016 International SoC Design Conference (ISOCC), 2016
Radio frequency (RF) energy harvesting is a promising technique to energize low power electronic devices due to the sustainability it could offer resulting from the surge in ambient wireless signals it could utilize. In this paper, a concise literature survey on this technique is presented. Firstly, the architecture of a RF energy harvesting network is
Lanxiang Wang, Menglong He, Zhao Wang 0001, Mark Leach, Jing Chen Wang, Ka Lok Man, Eng Gee Lim   +6 more
openaire   +1 more source

Ambient Radio Frequency energy harvesting

2012 IEEE 7th International Conference on Industrial and Information Systems (ICIIS), 2012
This paper is based on the experimental approaches of designing whole block of RF (Radio Frequency) energy harvester for powering low power devices. So includes worked done, results obtained, conclusions and suggestions for further improvements. This design consists of three main parts transducer, energy conditioning unit and energy storage unit.
W. M. D. R. Gunathilaka, H. G. C. P. Dinesh, G. G. C. M. Gunasekara, K. M. M. W. N. B. Narampanawe, J. V. Wijayakulasooriya   +4 more
openaire   +1 more source

Radio Frequency Energy Harvesting Characterization: An Experimental Study

2012 IEEE 11th International Conference on Trust, Security and Privacy in Computing and Communications, 2012
This paper presents the outcomes of experiments performed to acquire data and to evaluate various parameters to: (1) assess the feasibility of harvesting the energy from the ambient RF power to energize wireless sensor nodes, and, (2) characterize commercially available PowerCastTM energy harvester.
Uthman Baroudi, Amin-ud-din Qureshi, Samir Mekid, Abdelhafid Bouhraoua   +3 more
openaire   +1 more source

Radio frequency energy harvesting in wireless sensor networks

Proceedings of the 2009 International Conference on Wireless Communications and Mobile Computing: Connecting the World Wirelessly, 2009
As a vital factor affecting system cost and lifetime, energy consumption in wireless sensor networks (WSNs) has been paid much attention to. This article presents a new approach to making use of electromagnetic energy from useless radio frequency (RF) signals transmitted in WSNs, with a quantitative analysis showing its feasibility.
Lizzie Tang, Chris Guy
openaire   +1 more source

Radio‐frequency energy harvesting potential: a stochastic analysis

Transactions on Emerging Telecommunications Technologies, 2013
ABSTRACTThis paper considers the energy harvesting potential from ambient electromagnetic waves in the radio frequency (RF) communications spectrum. Because of chaotic positioning nature of cells, handsets and hotspots, the analysis employs stochastic geometry theory to derive the mean and probability distribution of the received RF radiation energy ...
Weisi Guo, Siyi Wang
openaire   +1 more source

Novel Radio Frequency Energy Harvesting model

2012 IEEE International Power Engineering and Optimization Conference, 2012
Energy and Environment, both are the main concern for every researcher allover the world. Alternative energy sources that are environmental friendly became the challenge to satisfy world needs. Oil and Gas are no more the main source of Energy, consequently the demand of an everlasting cheap source of energy that is environmental friendly, is the main ...
Hossam Mahmoud Gamal, null Mohamed Abd ElAziz Saad ElBagouri, Rafik Guindi   +2 more
openaire   +1 more source

A radio frequency energy harvesting laboratory practice

2012 Technologies Applied to Electronics Teaching (TAEE), 2012
The production of energy by alternative environmentally friendly means that are not dependent on rechargeable pollutant batteries and regular maintenance is proposed as a promising way of powering autonomous low-consumption electronic systems. This paper presents a laboratory practice using a radio frequency (RF) energy harvesting circuit.
L. Boquete, R. Barea, J. M. Rodriguez-Ascariz, J. J. Cantos, J. M. Miguel   +4 more
openaire   +1 more source

Radio Frequency Energy Harvester for Remote Sensor Networks

2013
An RF harvesting system and power management architectural strategy for autonomous ultra-low-power system is presented. In this work a particular attention is given at the antenna/rectifier structure showing the main achieved results in this field; moreover, the measurement of an assigned RF power density in the utilized frequency range is also ...
STORNELLI, Vincenzo, DI CARLOFELICE, ALESSANDRO, PANTOLI, LEONARDO, DI GIAMPAOLO, EMIDIO   +3 more
openaire   +3 more sources

Development of radio frequency energy harvesting module

2016 IEEE Annual India Conference (INDICON), 2016
Energy harvesting is the need of the hour to operate small, portable and low power electronic devices for self-reliance. We focus our research on radio frequency energy harvesting. We have designed micro strip patch antenna to operate at 2.4GHz. We have analyzed the capture of ambient radio frequency energy at various physical locations.
Pankaj E. Ipar, Shilpa M. Lambor, Sangeeta M. Joshi   +2 more
openaire   +1 more source