Getting started with hfss v9 for antenna design october, 2003 this getting started training material is intended for new users of hfss. A brief tutorial on microstrip antennas part 1 this article, the first of a multipart series on microstrip antennas, discusses antenna characterizationfrom antenna parameters to key attributes. The resulting plots for z11 in hfss will show us the correct input impedance of patch antenna. The fundamentals of patch antenna design and performance. Design and analysis of microstrip patch antenna arrays. Design of series feed microstrip patch antenna array using. The gain of these antennas is between the ranges between 8dbi to 20dbi. Introduction ansys hfss is an industry standard tool for simulating 3d fullwave electromagnetic fields. Linear arrays of rectangular microstrip patch antennas. As noted above, curved implementations can be made to conform to aircraft hulls. High performance microstrip antenna array with patch antenna elements. This thesis introduces the agilent high frequency structure simulator hfss as an.
The procedure for the design of a singleelement, rectangular microstrip antenna is summarized in table 1. Patch 2 click the ok button assign a perfect e boundary to the trace to select the trace. The microstrip patch antenna model used for the numerical simulation in ansoft hfss is shown in fig. This concept was undeveloped until the revolution in electronic circuit miniaturization and. Introduction microstrip patch antennas have drawn the. Antenna arrays will be examined later in the series. This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Often microstrip antennas are also referred to as patch antennas. Model a simple 9x5 probefed patch array from a reference.
Microstrip patch antenna array design to improve better. This paper shows the design considerations of the proposed antenna as well as the simulated results of the same. The basic structure of the microstrip patch antenna is shown in figure 1. Hfss software high frequency structure simulator and. The len gth, l, of the substrate can be approximated by. The performance and advantages of microstrip patch antennas such as low weight, low profile, and low cost made them the perfect choice for. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna.
Design and analysis of directive microstrip patch array antennas. Microstrip phase array antenna, circular patch antenna. Analysis and design of rectangular microstrip patch antenna. In its most fundamental form, a microstrip patch antenna consists of a radiating patch on oneside of a. Fig 6 design of single patch antenna in hfss simulation results the 2x2 patch array antenna is simulated using ansoft hfss. The designed antenna has a resonating frequency of 2. The objective is to provide a very thorough introduction to hfss as applied to antenna design, which may be followed stepbystep in hfss with the investment of only a few hours of time.
To maintain the same electric current intensity with identical phase for each array element we have used 2. An example is shown in figure10, 4 which consists of patch radiators and a network of microstrip feed lines. In this paper series feed micro strip patch antenna array are designed and. Pdf design and simulation of microstrip patch array antenna with. Design and simulation of microstrip patch array antenna. Hfss with hpc for large finite antenna array design. Using this technique the power goes to equal in every antenna element. The purpose of this tutorial is to further discuss the microstrip patch antenna and to present the experimental results. Picking up from where part 1 left off, this article explores the singleelement, rectangular microstrip antenna. For the proposed design this paper got a high gain of 17. In this paper, a rectangular microstrip patch antenna is designed using hfss software.
The 2x2 patch array antenna is simulated using ansoft hfss. Operational parameters and principles have been established. Design and simulation of microstrip patch array antenna with. Master of engineering in electrical and electronic engineering at. Microstrips patch antenna with slot array using hfss. Planar microstrip arrays are used to form a pencil beam and array elements can be fed in a variety of ways.
Threeelement vectors of cartesian coordinates in meters. For rectangular microstrip patch antenna design, this paper got a gain of 6. Seriesfed microstrip array antenna with circular polarization. Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields.
To summarize the rectangular microstrip antenna tutorial content at this point. The 4x1 microstrip patch antenna is designed using same. Mosig, analysis of finite phased arrays of microstrip patches, ieee trans. Ansys hfss is a 3d electromagnetic em simulation software for designing and simulating highfrequency electronic products such as antennas, antenna arrays, rf or microwave components, highspeed interconnects, filters, connectors, ic packages and printed circuit boards. Read 11 answers by scientists with 8 recommendations from their colleagues to the. But in reality, specially in an microstrip array with small interelement distance, the array factor formula which is used in this hfss tool is not valid. Ansys hfss tutorial design of feeding network for patch array antenna 30ghz with delay lines duration. Design and performance evaluation of microstrip antenna for ultra. In the first example the corporate feed is used to activate every array element separately.
The designed 4 element antenna array consists of 4 e shaped antennas which have been configured in form of an array. The microstrip, or patch, antenna is a relatively new development that was originally patented in 1955 but did not find broad application for almost two decades. Design and implementation of patch antenna 8 figure 2. Microstrip patch antenna simulation setup for microstrip fed patch antenna. Microstrip patch antenna array design to improve better gains. Design of series feed microstrip patch antenna array using hfss simulator. Analysis and design of rectangular microstrip patch. In the radiation section select antenna array setup and insert array elements number and feeding.
A brief tutorial on microstrip antennas part 2 microwaves. In large periodic phased arrays, the effect of surface wave coupling becomes particularly obnoxious. Thesis presented in partial fulfilment of the requirements for the degree. How to automatically create an arraygrid in hfss with a main. Feb 15, 2014 design of series feed microstrip patch antenna array using hfss simulator 1. Introduction antenna definitions w what is an antenna. Microstrip patch antenna array jalaj sharma, sunil kumar singh abstract.
From the figure 4 it is found that the s11 frequency at 63. High performance microstrip antenna array with patch. The power divider technique for feeding is used in 4x1 antenna array. A brief tutorial on microstrip antennas part 1 microwaves. Figure 1b depicts the proposed cp microstrip array antenna. Sumathi department of electronics and communication engineering, nandha engineering college, erode, tamilnadu, india. The unique property of the microstrip patch antenna is its twodimensional structure. The 4 elements microstrip antenna array as shown in fig. Top view of microstrip antenna array of rectangular patch. Design and simulation of microstrip phase array antenna using ads.
Four ringslotcoupled microstrip antenna elements were excited through a seriesfed network. A microstrip antenna consists of conducting patch on a ground plane separated by dielectric substrate. Design and simulation of microstrip phase array antenna. Simulate and analyze a rectangular patch antenna using ansys hfss.
Hfss ansys hfss is a 3d electromagnetic em simulation software for designing and simulating highfrequency electronic products such as antennas, antenna arrays, rf or microwave components, highspeed interconnects, filters, connectors, ic packages and printed circuit boards. The 4x1 rectangular microstrip patch antenna array is designed using hfss by placing same microstrip antenna in linear configuration. Ansys hfss tutorial simulate and analyze an example of microstrip line drew handler, jerry yang october 20, 2014. Mar 07, 2016 hfss microstrip patch antenna analysis and design 1. Feb 11, 2015 this video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Hi sam and ali, with this kind of technique you can only observe the effect of making an ideal array no mutual coupling.
The aim of this tutorial is to show you how to use hfss to design planar antennas for wireless communications. Hfss tutorial 2microstrip patch antenna with a cutting slot coaxial feed. To determine the width w, the microstrip patch antenna calculator was used to provide an initial. First the model of the microstrip patch antenna has to be drawn in hfss. Oct 12, 20 ansys hfss tutorial design of feeding network for patch array antenna 30ghz with delay lines duration. Fast design and optimisation of onedimensional microstrip patch antenna arrays. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line. The more directional the pattern the higher the directivity. Design of microstrip array antenna for wireless communication. Simulation results suggest that the element spacing, is the dominant parameter to determine the cp performance of the proposed array, and the optimum value is approximately 73 mm for the. The parameters evaluated were gain, beamwidth and return loss.
The patchmicrostrip object is a microstrip patch antenna. Part i covers basic antenna theory including gain, directivity, dipole, monopole, and arrays. Hfss tutorial 3 microstrip patch antenna with a cutting uslotcoaxial feed part ii duration. Design of series feed microstrip patch antenna array using hfss simulator 1. It consists of rectangular substrate and the metal trace layer as shown in fig.
Design and analysis of microsrtip square patch antenna under the kind guidance of. The radiating elements and the feed lines are usually photo etched on the dielectric substrate. Probe feed patch antenna probe feed patch antenna 11 to set the name. Microstrip patch antenna design santa clara university. As a flat antenna, arrays can have a large aperture, with corresponding high gain, but having low volume and weight. The performance of the antenna element, both isolated and in a 4.
In particular, the dimensions of the patch are given along with the feed network. Design of series feed microstrip patch antenna array using hfss. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a frequency of 7. In the ansoft hfss tutorial 1, a microstrip patch antenna was simulated and the numerical return loss and radiation patterns were shown. Rectaangular microstrip patch antenna for wireless. The bandwidth can be increased by adding loss elements but it affects efficiency of the antenna. This paper explains about a 3x3 rectangular microstrip patch antenna arrays using hfss 14. Rectangular microstrip patch antenna, return loss, vswr, bandwidth, high frequency structure simulator hfss v 11, wireless communication. The dielectric layer can be manipulated to fit different.
The dimensions of antenna can be found in the hfss simulation file. Pdf rectangular patch antenna array design at ghz. Ive desinged patch antenna one now i have to make 2x2 array with it. The resonant input resistance at the edge of the microstrip conductor is generally greater than the feedline characteristic impedance and requires an. Abstractin this work, a probe fed microstrip antenna design for the implementation of two dimensional arrays with individually fed radiating elements is presented. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year novman asif ec 4th year.
It is vital to ensure that the patch antenna is designed in such a manner that it resonates at the desired frequency. Microstrip patch antenna design calculator 1 mosin i memon and 2 prof. Techniques for analyzing antenna lattice structures. Tools options hfss options general tab check use wizards for data input when creating new boundaries check duplicate boundariesmesh operations with geometry click ok. Design and analysis of micro strip antenna using hfss software. Ansys hfss with hpc for large finite antenna array design. For australian and new zealand students, tutorials located here. In this case, each vector starts at the origin and lies along the specified points on the x, y, and zaxes. Analysis and design of circular microstrip patch antenna at 5.
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