wireless energy transfer research papers








Wireless Energy Transfer
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The purpose of this project is to build the prototype model to prove and demonstrate the concept of wireless energy transfer based on magnetic resonance. It consists of a transmitter as an electromagnetic resonator and a receiver to which the device to be powered is 

Efficient wireless i non-radiative mid-range /i  energy transfer
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We investigate whether, and to what extent, the physical phenomenon of long-lifetime resonant electromagnetic states with localized slowly-evanescent field patterns can be used to transfer energy efficiently over non-negligible distances, even in the presence of 

Wireless Energy Transfer
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ABSTRACT Phones are now an integral component in the daily lives of people. Smartphones give access to movies, internet, and even books. This versatility and increased use can also lead to a shorter battery life. A phone with video viewing capabilities will be a heavy load 

Efficient weakly-radiative wireless energy transfer: An EIT-like approach
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Inspired by a quantum interference phenomenon known in the atomic physics community as electromagnetically induced transparency (EIT), we propose an efficient weakly radiative wireless energy transfer scheme between two identical classical resonant objects, 

Circuit-model-based analysis of a wireless energy-transfer system via coupled magnetic resonances
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ABSTRACT A simple equivalent-circuit model is developed for a wireless energy-transfer system via coupled magnetic resonances, and a practical design method is also provided. Node equations for the resonance system are built with the method, expanding on the 

On renewable sensor networks with wireless energy transfer
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ABSTRACT Traditional wireless sensor networks are constrained by limited battery energy. Thus, finite network lifetime is widely regarded as a fundamental performance bottleneck. Recent breakthrough in the area of wireless energy transfer offers the potential of 

Mid-range wireless energy transfer using inductive resonance for wireless sensors
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ABSTRACT Methods are suggested and tested to measure and optimize the wireless energy transfer efficiency for mid-range (10-100 cm) inductive coils with relatively low profile using magnetic resonance. These coils can be used to provide energy for wireless sensors and 

Routing and link layer protocol design for sensor networks with wireless energy transfer
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ABSTRACT Wireless sensor networks are equipped with batteries with limited charge, and are often deployed in conditions that make their retrieval and replacement infeasible. Thus, energy conservation has been a primary consideration for protocol design for such 

Wireless nonradiative energy transfer
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ABSTRACT The electromagnetic energy transfer device includes a ?rst resonator structure receiving energy from an external power supply. The first resonator structure has a ?rst Q- factor. A second resonator structure is positioned distal from the ?rst resonator structure, 

Context-for-wireless: context-sensitive energy-efficient wireless data transfer
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ABSTRACT Ubiquitous connectivity on mobile devices will enable numerous new applications in healthcare and multimedia. We set out to check how close we are towards ubiquitous connectivity in our daily life. The findings from our recent field-collected data from an 

Wireless energy transfer through non-resonant magnetic coupling
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We demonstrate by theoretical analysis and experimental verification that mid-range wireless energy transfer systems may take advantage of de-tuned coupling devices, without jeopardizing the energy transfer efficiency. Allowing for a modest de-tuning of the source 

Wireless energy transfer using magnetic resonance
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ABSTRACT In 1899, Nikola Tesla, who had devised a type of resonant transformer called the Tesla coil, achieved a major breakthrough in his work by transmitting 100 million volts of electric power wirelessly over a distance of 26 miles to light up a bank of 200 light bulbs 

Wireless nonradiative energy transfer
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ABSTRACT The electromagnetic energy transfer device includes a ?rst resonator structure receiving energy from an external power supply. The first resonator structure has a ?rst Q- factor. A second resonator structure is positioned distal from the ?rst resonator structure, 

Preliminary study dosimetry for wireless energy transfer system
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Since the mankind found the electromagnetic field, serious interest and effort was devoted by Nikola Tesla to transport energy over long distances by wireless. These efforts have been beginning before a century, but there are not the techniques occupied the attention. In 

Experiment About Wireless Energy Transfer
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JAR Herrera, HR Torres, HV Leal , on Instrumentation and ,somi.ccadet.unam.mx ABSTRACT This work presents an experiment for wireless energy transfer by using the inductive resonant coupling (also known as resonant energy transfer) phenomenon. The basic principles will be presented about this physical phenomenom, the experiment 

Medium access control protocol design for sensors powered by wireless energy transfer
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ABSTRACT Wireless transfer of energy will help realize perennially operating sensors, where dedicated transmitters replenish the residual node battery level through directed radio frequency (RF) waves. However, as this radiative transfer is in-band, it directly impacts 

Tesla Wireless Energy Transfer at CCC
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ABSTRACT Tesla's Long Distance High-Power and High-Efficiency Wireless Energy Transfer System is still a mystery to our technology. To better understand claims that power can be transmitted to any distance on Earth with insignificant losses, and what challenges does 

Coupled Mode Theory and Wireless Energy Transfer
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ABSTRACT Efficient wireless energy transfer between two inductor-capacitor circuits has been demonstrated by applying the principles of Coupled Mode Theory to create a system of strongly-coupled, resonating magnetic fields. This paper makes a detailed analyzes how 

Bundling mobile base station and wireless energy transfer: Modeling and optimization
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ABSTRACT Wireless energy transfer is a promising technology to fundamentally address energy and lifetime problems in a wireless sensor network. On the other hand, it has been well recognized that a mobile base station has significant advantages over a static one. In 

The Phenomenon of Wireless Energy Transfer: Experiments and Philosophy
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H Vzquez-Leal, A Gallardo-Del-Angel ,cdn.intechweb.org There is a basic law in thermodynamics; the law of conservation of energy, which states that energy may neither be created nor destroyed just can be transformed. Nature is an expert using this physics fundamental law favouring life and evolution of species all around the 

Resonance Coupling Technique for Wireless Energy Transfer
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ABSTRACT Resonance coupling is a new technique for wireless energy transmission, which can transfer energy in middle distance. The purpose of this project is to build the prototype model to prove and demonstrate the concept of wireless energy transfer based on 

Indoor Wireless RF Energy Transfer for Powering Wireless Sensors
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ABSTRACT For powering wireless sensors in buildings, rechargeable batteries may be used. These batteries will be recharged remotely by dedicated RF sources. Far-field RF energy transport is known to suffer from path loss and therefore the RF power available on the 

Secure Data Transfer using Cryptography with Virtual Energy for Wireless Sensor Network
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ABSTRACT The wireless sensor network technology is one of the largest data processing and communication networks systems which continuously developed for distributed environment in field of real time application. There are so many factor associated with it's as Data 

Lowering System Energy Usage through Interval Wireless Data Transfer
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M Ashktorab ,ee.ucla.edu This paper presents a new metric to determining the energy usage of wireless protocols through the use of interval wireless data transfer. This paper shows that through the use of hold periods in which data is accumulated and subsequently transferred in a single burst, 

Wireless Transfer of Energy Alongside Information
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ABSTRACT Despite their constant evolution over the last few decades, wireless communication networks still struggle with energy conservation. The problem manifests itself in many applications, in particular wireless sensor networks, where communications do not occur 

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