Hfss design of circular patch antenna using coaxial feeding. Pdf design and analysis for circular microstrip antenna loaded. Analysis and design of circular microstrip patch antenna at 5. Depending on the scale of the problem and results desired, you can select from a range of solver technologies and hpc enhancements available as addons. Design and simulation of microstrip phase array antenna using. The rectangular micro strip patch antenna is analyzed using high frequency structure simulator hfss v 11.
Hfss design of circular patch antenna using coaxial feedingprobe feeding duration. Bandwidth enhancement of circular microstrip patch antenna. This antenna does not take any much extra size and can be etched on the same mobile pcb itself. Design parameters port extension height port extension height only applicable to 4 arm spirals spiral antenna only supports 2 or 4 arms eight antenna characteristics directivity polarization bandwidth medium circular wide ref. Input impedance 100 resonant frequency of the antenna10ghz. Its the final year presentation at 75% of its full flow. Following completion of this course, you will be able to. Microstrip line calculator analyze or synthesize a microstrip line based on substrate parameters and frequency. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. Initially two rectangular patches were designed, one for each desired frequency. The main objective of simulation is to increase the gain of patch. Microstrip patch antenna is used in mobile handset due to simple look, lower cost, small size and light in weight. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design and placement. Microstrip patch antenna calculator patch antenna formula.
The width for each was held constant but calculated based upon 1. Dielectric costant of the substrate h height of the dielectric substrate 2 w width of the patch two slots representation of microstrip patch antenna is as shown in figure 2. Determination of radius of circular microstrip antenna using. Mar 07, 2016 analysis and design of microstrip square patch antenna using hfss simulation tool. First the model of the microstrip patch antenna has to be drawn in hfss. Transmission line model is simplest but less accurate. The patch is generally made of conducting material such as copper or gold and can take any possible shape.
Design and analysis of circular shape microstrip patch antenna for. In this design, a circular patch is mounted on fr4 substrate material. Microstrip patch antenna design santa clara university. This thesis presents a new design for a circularly polarized antenna based on a circular microstrip patch. But illustrates sizes and importance of good antenna design why microstrip antennas. Abstract a fortran program was developed to simulate the basic parameters of a microwave circular patch antenna. Vswr, hfss, radiation pattern, bandwidth, return loss. The dimensions of antenna can be found in the hfss simulation file. Microstrip patch antenna calculator calculate dimensions and edge impedance for desired resonant frequency. Analysis and design of rectangular microstrip patch. Create antennas from the antenna design toolkit or by drawing new geometry. The beauty of this antenna is the use of single patch which make it easy to fabricate consequently cost of antenna becomes cheaper.
Step by step procedure explanation of antenna design using hfss software hfss basics skip navigation sign in. Simulated results in hfss when we completed the design part of the proposed antenna we got the simulated results of the antenna which includes return loss s11 parameter, vswr, 2d radiation pattern as well as 3d radiation pattern. This tool is designed to calculate the correct dimensions of a microstrip patch antenna if the operating frequency and the dielectric constant of the material used, is known. Apisakittipiboon, microtrip design antenna handbook. Antenna design circular microstrip antennas basically consist of a radiating patch on one side of a dielectric substrate, which has a ground plane on the other side. Ansoft high frequency structure simulator v11 users guide. Manual calculations of parameter are complex for all types of patch. Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. Ansys hfss is for designed the proposed antenna for. In all designs the circular patch is mounted on rtduriod 5880 glass microfiber. In the 1st trial i designed a microstrip patch antenna in this for feeding point. Hfss antenna practices impedance matching antenna with circuit elements and explores examples of finite array design analysis with unit cells and floquet modes. Circular patch antenna, transmission line, hfss, uniplanar corner fed.
We obtain the circular polarization with a single source and upsetting the structure of the patches. Probe feed patch antenna 2 probe feed patch antenna getting started click the microsoft start button, select all programsansoft hfss 12 hfss 12 or double click on the hfss 12 icon on the windows desktop adding a project and design to insert a design into an open project. This workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. The 2x2 patch array antenna is simulated using ansoft hfss. Design of microstrip array antenna for wireless communication.
Thus a compromise has to be made between the antenna dimensions and antenna performance. Basic design equations of rectangular microstrip patch antenna are as under. The example will illustrate both the simplicity and power of. Microstrip patch antenna calculator electrical engineering. Pdf elliptical microstrip patch antenna for circular. You can rely on ansys hfss for accurate results regarding the performance of your antennas, both as components and when integrated into an operating environment. Microstrip or patch antennas have become more and more helpful as a result of they are low. Getting started with hfss georgia institute of technology. Hfss is one of several commercial tools used for antenna design, and the design of complex radio frequency electronic circuit elements including filters, transmission lines, and packaging. Jun 20, 2019 hfss tutorial dipole antenna download as pdf file.
Two pieces of circular and rectangular microstrip patch antenna is designed for results by means of hfss simulation. Microstrip or patch antennas have become more and more helpful as a result of they are. Hfss waveport size calculator figure out the correct waveport size to use in hfss for a microstrip line feed. Our patch antenna was designed based upon an ideal rectangular patch antenna. Design of circular polarized microstrip patch antenna for l band international journal of electronics signals and systems ijess issn.
Sep 01, 2016 this slide describes design and simulation about the micro strip patch antenna using hfss software. I had divided this designing into 5 parts or steps. The patch antenna is a good place to start for antenna fundamentals with more coming. Introduction circular microstrip patch antennas have profound applications especially in the field of medical, military and satellite communications. Circular polarization is generated by truncating two opposite edges from a circular patch antenna at 45 to the feed. Pdf design and simulation of slotted rectangular microstrip.
Does anyone have an idea about the wave port or lumped port in hfss,which should be used especially for microstrip patch antenna in uwb range i. Antenna design antenna modeling software ansys hfss. Design of a high gain circular patch antenna for gsm1800. A microstrip patch antenna is one of the most popular microwave antennas. Amalu department of physics, university of jos, jos, nigeria. Emc emi, connectors, waveguide, antennas for mobile communications, pcb board. To analyze micro strip patch antenna we have, 1 transmission model. Comprehensive study and design of rectangular and circular microstrip patch antenna free download abstract the comparison between parameters of the rectangular and circular patch antenna is presented in this paper. Proposed rectangular microstrip patch antenna using hfss software v. Hope this may help the beginner in patch antenna modeling using hfss. Design of microstrip fed circular patch antenna using hfss 14. The resonant frequency rf of a circular patch antenna is approximately given without considering the effect of probe radius by 1. Hey guys do read the steps given below before watching video.
Em electromagnetic simulator software ansofts hfsshigh. May 14, 2018 this video tutorial shows how to design a microstrip patch antenna in hfss software. Thus in this tutorial, a dipole antenna will be constructed and analyzed using the hfss simulator. Desing of a circularly polarized patch antenna for satellite communications in lband department of signal theory and communications. Lslot patch antenna 4, annular slot antenna, double patch antenna, eshaped patch antenna 3, and feeding techniques like. Once you create the loop in hfss, simply look at the real and imaginary z of the antenna. In this paper we have designed a circular microstrip patch antenna operating at a. Following equations or formula are used for this microstrip patch antenna calculator. It consists of rectangular substrate and the metal trace layer as shown in fig. The objective of this research is to design a circular patch microstrip phase array antenna which can resonate at uhf i. Pdf dual frequency circular microstrip patch antenna design.
Microstrip patch antenna design calculator 1 mosin i memon and 2 prof. Design of microstrip fed circular patch antenna using. For different wireless applications, the selected range of frequency is 2. May 04, 2017 step by step procedure explanation of antenna design using hfss software hfss basics skip navigation sign in. The radiating patch and the feed lines are usually photo etched on the dielectric substrate. Any doubtssuggestions please drop in the comment box. The purpose of this project is design and analysis an array of patch antenna at 2. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. Em electromagnetic simulator software ansofts hfss high. Their utilization has become diverse because of their small size and light weight. This video shows the simulation of circular patch antenna with the help of software hfss. This is essentially your complex radiation resistance.
Their low profile design, often square or rectangular, allows them to be mounted to flat surfaces. Table 1 antenna design specification parameter values frequency band used ism band operating frequency. Although patch antenna has numerous advantages, it has also some drawbacks such as restricted bandwidth, low gain, excitation of surface waves and a potential decrease in radiation pattern 3. Patch antenna design using hfss ozen engineering and ansys. The parameters evaluated were gain, beamwidth and return loss. Index terms antenna, circular patch, gsm1800, hfss. The acronym stands for highfrequency structure simulator. The effect of the radius of the circular patch antenna in the. Rectaangular microstrip patch antenna for wireless.
Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line. Hfsss microstrip patch antenna design part1basics of. This paper organized into four sections, section i antenna design, section ii feeding techniques, section iii the design in hfss and section iv conclusion. Hfss is a commercial finite element method solver for electromagnetic structures from ansys. Design and analysis of circular microstrip antenna at 5. Abstract in this paper presents design of circular microstrip antenna loaded by two annular.
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