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2019 IEEE transactions on electromagnetic compatibility (Print)  
Chen 57 Absorbers Circular Patch Array Absorber Design for Oblique Incidence by Using Winding Ratio Model of Transformer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  ...  Yin 200 SIGNAL INTEGRITY AND POWER INTEGRITY (SIPI) Revised L-2L PRINTED CIRCUIT BOARDS AND INTERCONNECTS Sequential Buildup of Broadband Equivalent Circuit Model for Low-Cost SMA Connectors . .  ... 
doi:10.1109/temc.2018.2879554 fatcat:esxpgjbmrnelbogsvngxazb5zq

On the solution of a class of large body problems with full or partial circular symmetry by using the finite-difference time-domain (FDTD) method

Wenhua Yu, D. Arakaki, R. Mittra
2000 IEEE Transactions on Antennas and Propagation  
Wrote an Excel program to determine optimum turns ratios and wire gauges through the calculation of area, horizontal, and vertical winding factors.• Conducted analyses for control loop compensation, output  ...  Analysis of a circular waveguide antenna system • Computed the radiation pattern and co-and cross-polarization levels for a circular waveguide aperture using a 2-D spatial Fourier transform method to translate  ... 
doi:10.1109/8.901269 fatcat:oi7mpbiv6zbajh66jhsivrnauu

Microwave Antennas for Energy Harvesting Applications [chapter]

Dalia Elsheakh
2017 Microwave Systems and Applications  
There are various types of external energy sources such as solar, thermal, wind, and RF energy. Energy has been harvested for different purposes in the last few recent years.  ...  The role of nanoantenna system is transforming thermal energy provided by the sun to electricity.  ...  The advantage nantennas has over semiconductor photovoltaics is that nantenna arrays can be designed to absorb any frequency of light.  ... 
doi:10.5772/64918 fatcat:nzgolrslynbqpi3duhx3zpndny

Synthesis, Characterization and Development of Energy Harvesting Techniques Incorporated with Antennas: A Review Study

Husam Hamid Ibrahim, Mandeep S. J. Singh, Samir Salem Al-Bawri, Mohammad Tariqul Islam
2020 Sensors  
An overview of the energy harvesting concept will be discussed in detail in this paper. Energy harvesting is a very promising method for the development of self-powered electronics.  ...  Throughout the field of energy conversion, energy harvesting circuits often impose electric boundaries for devices, which are important for maximizing the energy that is harvested.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s20102772 pmid:32414069 pmcid:PMC7294434 fatcat:somlloi5kjh77onpjxxrqw6v3e

Direct Satellite Television Broadcasting [chapter]

John P. Godwin
2005 Encyclopedia of RF and Microwave Engineering  
Adaptations of the crossed dipole are shown in Figs. 16a and 16b. Dipole arrays such as the Yagi-Uda can also be combined to provide circular polarization, as shown in Fig. 16c . BIBLIOGRAPHY 1.  ...  array, often referred to as crossed dipoles.  ...  The equivalent circuit of a Gunn diode is similar to the circuit shown in Fig. 12 .  ... 
doi:10.1002/0471654507.eme083 fatcat:chmd57rknbcc7osxoq7u7eaury


2020 2020 International Workshop on Electromagnetics: Applications and Student Innovation Competition (iWEM)  
Although affected by the COVID-19 pandemic, iWEM 2020 has attracted near one hundred paper submissions, 61 of which are expected to be included in the IEEE Xplore.  ...  The conference was renamed in 2011 as "IEEE International Workshop on Electromagnetics: Applications and Student Innovation Competition" (2011 IEEE iWEM).  ...  The TV signal strengths for the two sets of test points at the room and at the corridor are shown in Table I and Table II , respectively. In Table I  ... 
doi:10.1109/iwem49354.2020.9237401 fatcat:soy4ile3tnaqdjgnvkm27dy4dq

Lightweight and Low-cost Deployable Origami Antennas-A Review

Syed Imran Hussain Shah, Shahid Bashir, Mubashir Ashfaq, Ahsan Altaf, Hatem Rmili
2021 IEEE Access  
In this work, a state of the art review is presented on conceptualization, design challenges, and fabrication of light-weight and low-cost deployable origami antennas.  ...  These smart materials extend the functionality of origami technology for designing self-folding structures required in space systems, small scale devices, and self-assembly systems.  ...  The antenna design consists of four circular patches arranged in a 2 × 2 array, placed on FR4 substrate with a thickness of 1.6mm, a loss tangent of 0.002, and a dielectric constant of 4.4.  ... 
doi:10.1109/access.2021.3088953 fatcat:fqlq6knf7zffxj2exbqibchh7i

2019 Index IEEE Transactions on Electromagnetic Compatibility Vol. 61

2019 IEEE transactions on electromagnetic compatibility (Print)  
., +, TEMC Dec. 2019 1832- 1840 Circular Patch Array Absorber Design for Oblique Incidence by Using Wind- ing Ratio Model of Transformer.  ...  ., +, TEMC Aug. 2019 1234-1238 Electromagnetic wave absorption Circular Patch Array Absorber Design for Oblique Incidence by Using Wind- ing Ratio Model of Transformer.  ...  Fourier transforms Pantograph-Catenary Arcing Detection Based on Electromagnetic Radiation. Gao, G., +, TEMC Aug  ... 
doi:10.1109/temc.2020.2972491 fatcat:ooyhmijyr5etlgbm54sslh6364

Piezoelectric devices for ocean energy: a brief survey

Abdulrahman Jbaily, Ronald W. Yeung
2014 Journal of Ocean Engineering and Marine Energy  
Significant research projects on ocean-energy extraction through the use of these materials are then described and discussed with special scrutiny on the viability of proposed designs and their experimental  ...  They have been employed in mediums frequently undergoing vibrations, allowing harnessing of power at a small scale.  ...  Yeung would like to acknowledge the American Bureau of Shipping for an Endowed Chair in partial support of this work.  ... 
doi:10.1007/s40722-014-0008-9 fatcat:eaazfpi35rdnzgsr3agattly3i

Wireless Power Transmission: R&D Activities Within Europe

Nuno Borges Carvalho, Apostolos Georgiadis, Alessandra Costanzo, Hendrik Rogier, Ana Collado, Jose Angel Garcia, Stepan Lucyszyn, Paolo Mezzanotte, Jan Kracek, Diego Masotti, Alirio J. Soares Boaventura, Maria de las Nieves Ruiz Lavin (+5 others)
2014 IEEE transactions on microwave theory and techniques  
WPT is a fundamental enabling technology of the Internet of Things concept, as well as machine-to-machine com-on circuit design, novel materials and applications, and regulatory issues, forming a cross  ...  disciplinary team in order to achieve an efficient transmission of power over the air interface.  ...  In these designs, the Thevenin equivalent circuit, which represents the antenna as an impedance matrix in series with a voltage source is used to simulate the presence of the antenna in a circuit simulator  ... 
doi:10.1109/tmtt.2014.2303420 fatcat:kim2pyaegndrthovf2cok3bb3i

Origami Antennas

Stavros V. Georgakopoulos, Constantinos L. Zekios, Abdul Sattar-Kaddour, Muhammad Hamza, Akash Biswas, Brooklyn Clark, Collin Ynchausti, Larry L. Howell, Spencer P. Magleby, Robert J. Lang
2021 IEEE Open Journal of Antennas and Propagation  
In this work, we present emerging research on foldable and physically reconfigurable antennas.  ...  ., frequency of operation, bandwidth, polarization, beamwidth, etc.).  ...  ACKNOWLEDGMENT The authors would like to thank MVG, INC, Marietta, Georgia for assisting them with the measurements of the origami quadrifilar helical antenna.  ... 
doi:10.1109/ojap.2021.3121102 fatcat:m3wokdf3k5ds5ho5inlpcs4rcm

Theory [chapter]

2005 Finite Antenna Arrays and FSS  
The equivalent circuit of this array is shown in Fig. 6 .18b.  ...  In fact, it is much simpler to use the equivalent circuit shown in Fig. 2 .10, right. 2.5 Consider the equivalent circuit for an array of half-wave dipoles without a groundplane as shown in Fig. 2  ...  In fact, it is sometimes stated even in reputable textbooks that the matching of an antenna always leads to a narrowband design; however, this is not necessarily so.  ... 
doi:10.1002/0471457531.ch3 fatcat:acr6o23syzetbffow2bzb7cfka

Modeling and Wind Flow Analysis of an Eiffel (Open) Type Sub-Sonic Wind Tunnel

Zelieus Namirian, Shubham Mathure, Bhargavi Thorat, Prof. Surekha Khetree
2021 Global Journal of Researches in Engineering  
The aim of the present study is to design the three dimensional geometry of a small, open-circuit (also known as Eiffel Type), and subsonic (low speed) wind tunnel (WT) capable of demonstrating or acting  ...  as a vital tool in aero-mechanics research.  ...  Modeling and Wind Flow Analysis of an Eiffel (Open) Type Sub-Sonic Wind Tunnel  ... 
doi:10.34257/gjreavol21is1pg41 fatcat:7rcmrl75gngvzea7sefeta4opm

Developments in Wireless Power Transfer Using Solar Energy [chapter]

Himanshu Dehra
2021 Wireless Power Transfer – Recent Development, Applications and New Perspectives [Working Title]  
The effect of inductance and resulting power transfer has been theoretically determined in the RC amplifier circuit.  ...  using equivalent transfer functions.  ...  The results of the power output from a potentiometer with rotation of circular knob are illustrated in Figure 4 .  ... 
doi:10.5772/intechopen.97099 fatcat:m27e4oftczd3jkucyfddst7bbq

A review of energy harvesting using piezoelectric materials: State-of-the-art a decade later (2008-2018)

Mohsen Safaei, Henry A Sodano, Steven R Anton
2019 Smart materials and structures (Print)  
interface liquid lubrication Jian Wu et al -Design, modeling and experiments of broadband tristable galloping piezoelectric energy harvester Junlei Wang et al -This content was downloaded from IP address  ...  A topical review of piezoelectric energy harvesting methods was carried out and published in this journal by the authors in 2007.  ...  A membrane-type acoustic metamaterial was designed and fabricated by Li et al in 2016 [276] including a pre-stretched thermoplastic circular membrane attached to a center mass and a PVDF patch (figure  ... 
doi:10.1088/1361-665x/ab36e4 fatcat:opzdvvxz2feexlf53b6zxp3w5a
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