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Design a low mutual coupling microstrip array antenna with non regular polygonal patches

Ali Farahbakhsh, Gholamreza Moradi
2010 IEICE Electronics Express  
This method is used to design an array antenna with low amount of return loss and mutual coupling. Finally, design procedure is verified by simulation.  ...  This paper presents a new method to design microstrip array antennas.  ...  A new design method is presented in this paper in which a non-regular polygonal patch is used instead of ordinary patches and the shape of patch is determined according to the design constraints.  ... 
doi:10.1587/elex.7.1271 fatcat:t2vnm32bibevzok7crks6devha

Meandered UC-EBG structure for a reduction of the mutual coupling in a patch antenna array

Son Trinh-Van, Keum Cheol Hwang
2012 IEICE Electronics Express  
The measured results demonstrated that a mutual coupling reduction of 4 dB is achievable in a patch array with the proposed EBG structure.  ...  Two patch arrays with and without an EBG structure were designed, fabricated, and tested to validate the performance of the proposed EBG structure.  ...  Moradi, "Design a low mutual coupling microstrip array antenna with non regular polygonal patches," IEICE Electron. Express, vol. 7, no. 17, pp. 1271-1275, Sept. 2010. [8] T. Liu, X. Y. Cao, J. J.  ... 
doi:10.1587/elex.9.1748 fatcat:z5ktmrbe7jabxgxpycfbggiv6e

High Gain Circularly Polarized Pentagonal Microstrip for Massive MIMO Base Station

R. S. Bhadade, S. P. Mahajan
2019 Advanced Electromagnetics  
In this paper we propose a circularly polarized pentagonal microstrip antenna on a suspended substrate with coaxial probe feed and five loaded slits for Massive MIMO BS Antenna applications.  ...  The proposed antenna exhibits a much higher gain of 6.17dB, improved impedance bandwidth of 171.9 MHz (Return loss, S11= -10dB) , axial ratio bandwidth (< 3dB) of 135 MHz , patch area of 1775 mm2 , and  ...  The major challenges for desiging Massive MIMO BS antenna are compact and low profile, high gain to reduce cost of RF chains, low mutual coupling (or high isolation) , centralized and distributed, multi-Freq  ... 
doi:10.7716/aem.v8i3.764 fatcat:yc6hdp3s5vabnfghcndjqzhne4

Nanomaterial Fabricated Patch Antenna for Super High Frequency Applications

Dr. Ambresh Prabhakar Ambalgi
2021 Zenodo  
Nanomaterial Fabricated Patch Antenna for Super High Frequency Applications: D.Sc. Thesis.  ...  DeLyser et al., [24] suggested the design of a periodic log Strip Grating Microstrip Antenna featuring narrow patches coupled with non-radiating edges, a doublelayer structure with antenna mounting over  ...  A circular MIMO antenna with parasitic portion in the dumb-bell form is placed between the two circular patch antennas thus minimizing the mutual coupling.  ... 
doi:10.5281/zenodo.5148488 fatcat:cdoqxf3odzgozgpd65fnx7wexm

Methods to Design Microstrip Antennas for Modern Applications [chapter]

K. Siakavara
2011 Microstrip Antennas  
The resulting configuration is E-shaped or suchlike and the design can be applied to the antennas with rectangular, circular or triangular patches (Fig. 4) [22]- [24] .  ...  Slit loaded patches By slit cutting at the boundaries, instead of slot cutting on the surface, of the patch, similar broadband operation can be obtained.  ...  Fig. 49 . 49 Printed antennas integrated with EBG Structurs for mutual coupling reduction: a) Array of two patches structured in a dual-layer substrate.  ... 
doi:10.5772/14676 fatcat:4jazc5o7vjgdbeqjhbhujxepou

Applications of Fractal and Quasi Fractal Geometries in Slot Antenna Design: A Review

Seevan F Abdulkareem
2019 JOURNAL OF MECHANICS OF CONTINUA AND MATHEMATICAL SCIENCES  
Nonetheless, there are several relevant limits of fractal antennas involving geometric restrictions, low gain, fractal orders and design complexity.  ...  Accordingly, quasi-fractal geometry with limited orders or iterations can be exploited for a specific dual/multiband antenna based on a particular fractal iteration.  ...  several).  Decreased mutual coupling in the fractal array antennas  Frequency independent (reliable operation throughout large ranges of frequency).  ... 
doi:10.26782/jmcms.2019.08.00018 fatcat:hpxudzekhbda3jzmy2lz2mg7py

Table of Contents

2020 2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting  
Mukherjee, Indian Institute of Technology Bombay, India TH-A5.1A.I0: DESIGN OF LOW-COUPLING COMPACT MIMO ANTENNA BASED ON PARTIALLy 1595 OVERLAPPED MICROSTRIP PATCH Linkun Zhang, Dazhi Piao, Jie Zuo, Chunzhen  ...  Abdel-Wahab, Suren Gigoyan, Safieddin Safavi-Naeini, University of Waterloo, Canada TU-Al.lP.2: A LINEAR ARRAY OF PATCH ANTENNAS FOR A KU-BAND PHASED ARRAY WITH A 125 ROTATABLE POLARIZATION PLANE Makoto  ... 
doi:10.1109/ieeeconf35879.2020.9330334 fatcat:7evmcvxz3bbjzi2rx3tftbbdje

Isolation enhancement of planar disc antenna and ground plane in UWB applications

E. Ebrahimi, O. Litschke, R. Baggen, P.S. Hall
2010 Electronics Letters  
This approach may be useful in designing multimode wireless terminals while keeping the required antenna footprint small. Based on this concept a demonstrator antenna is designed and verified.  ...  Furthermore, the antenna integration within a device platform is studied.  ...  It is also easy to completely integrate a microstrip patch antenna on a PCB with other planar circuitries.  ... 
doi:10.1049/el.2010.2775 fatcat:fwnvm55bercfjojffhzcbg5cii

ICMMT 2020 Table of Contents

2020 2020 International Conference on Microwave and Millimeter Wave Technology (ICMMT)  
Radiation Characteristics for Reflectarray Antenna with True- time-delay Elements Yafei Wang, Binke Huang, Meng Cao (Xi'an Jiaotong University) 09:15 -09:30 E-band Microstrip Patch Array Antenna  ...  Match Layers Jie Bai, ShengXu Xie, ShaoQiu Xiao (University of Electronic Science and Technology of China) 09:45 -10:00 Mutual Coupling Analysis of High-Directivity Stacked Patch Array for 77 GHz  ... 
doi:10.1109/icmmt49418.2020.9386465 fatcat:5xm3fcufijafpdc2bxcnrbrjfm

Numerical Modeling in Antenna Engineering [chapter]

W. C. Chew, L. J. Jiang, S. Sun, W. E. I. Sha, Q. I. Dai, M. Fallahpour, Y. M. Wu
2016 Handbook of Antenna Technologies  
Antennas, due to the need to interface with the circuit theory, often have structures ranging from a fraction of a wavelength to a tiny fraction of a wavelength.  ...  Hence, many antenna concepts need rethinking in the optical regime. Next, an emerging area of the use of eigenanalysis methods for antenna design is discussed.  ...  In addition, relatively large dielectric aperture array, patch antenna array, and slotted waveguide array were successfully analyzed using DDM.  ... 
doi:10.1007/978-981-4560-75-7_6-2 fatcat:hze3ab6jorgdpkibitdce7xbdq

Numerical Modeling in Antenna Engineering [chapter]

W. C. Chew, L. J. Jiang, S. Sun, W. E. I. Sha, Q. I. Dai, M. Fallahpour, Y. M. Wu
2015 Handbook of Antenna Technologies  
Antennas, due to the need to interface with the circuit theory, often have structures ranging from a fraction of a wavelength to a tiny fraction of a wavelength.  ...  Hence, many antenna concepts need rethinking in the optical regime. Next, an emerging area of the use of eigenanalysis methods for antenna design is discussed.  ...  In addition, relatively large dielectric aperture array, patch antenna array, and slotted waveguide array were successfully analyzed using DDM.  ... 
doi:10.1007/978-981-4560-75-7_6-1 fatcat:3hktbyrl5zdefb7rhaxo2z42iy

Numerical Modeling in Antenna Engineering [chapter]

Weng Cho Chew, Li Jun Jiang, Sheng Sun, Wei E. I. Sha, Qi Dai, Mojtaba Fallahpour, Yu Mao Wu
2016 Handbook of Antenna Technologies  
Antennas, due to the need to interface with the circuit theory, often have structures ranging from a fraction of a wavelength to a tiny fraction of a wavelength.  ...  Hence, many antenna concepts need rethinking in the optical regime. Next, an emerging area of the use of eigenanalysis methods for antenna design is discussed.  ...  In addition, relatively large dielectric aperture array, patch antenna array, and slotted waveguide array were successfully analyzed using DDM.  ... 
doi:10.1007/978-981-4560-44-3_6 fatcat:b6wmq4b4qvejleobddxnxv2uqm

A Power-efficient Radio Frequency Energy-harvesting Circuit

Philip Khoury, Université D'Ottawa / University Of Ottawa, Université D'Ottawa / University Of Ottawa
2013
This work aims to demonstrate the design and simulation of a Radio Frequency (RF) energy-harvesting circuit, from receiving antenna to the point of charge collection.  ...  The circuit employs a custom-designed antenna based around Koch fractal loops, selected for their small physical size, good multiband behaviour and ease of size scalability, as well as a power-efficient  ...  Directional in array) (especially Low Easy for patch simple Low Slot-Coupled Multi-Resonator λ/2 x λ/2 (of lowest freq) Excellent Medium Directional (broadside) Med Difficult High Gap-Coupled MS Patch  ... 
doi:10.20381/ruor-6293 fatcat:6aiwnguvhfb3xbuvvfqhlv5wem

Characterization of Vehicle Penetration Loss at wireless communication frequencies

Usman Tahir Virk, Katsuyuki Haneda, Veli-Matti Kolmonen, Pertti Vainikainen, Yrjo Kaipainen
2014 The 8th European Conference on Antennas and Propagation (EuCAP 2014)  
In order to quantify the effects of automotive window films on communication signals inside a vehicle, this research study was undertaken with industrial cooperation.  ...  The research involves ultra-wideband (UWB) car measurement campaign for the frequency range of 0.6-6.0 GHz in an indoor industrial environment at an isolated storage facility in Helsinki utilizing a regular  ...  The virtual array concept essentially refers to the modelling of an ideal antenna array constituting arbitrary antenna elements without any mutual coupling positioned at arbitrary coordinates in a given  ... 
doi:10.1109/eucap.2014.6901733 fatcat:kgecqhhg2zcptnq7ahbkjxxkie

Lectures on Theory of Microwave and Optical Waveguides [article]

Weng Cho Chew
2021 arXiv   pre-print
We start with reviewing preliminary background from Maxwell's equations.  ...  It is intended for graduate students who have had a first course in graduate electromagnetic theory.  ...  Excitation of a Microstrip Patch Antenna A microstrip patch antenna is made by etching a patch on top of a dielectric substrate backed by a ground plane.  ... 
arXiv:2107.09672v2 fatcat:2euvv7osofhjxnahsqqxw67lvi
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