Oct 25, 2011 a suitable dualband monopole is chosen to be analyzed in detail using the ansoft high frequency structure simulator hfss package. Antenna magus antenna design software simulia by dassault. Quadratic stark effect in cp1 pigmentprotein complex was examined at low temperatures in the red spectral region. A suitable dualband monopole is chosen to be analyzed in detail using the ansoft high frequency structure simulator hfss package. Spiral antenna only supports 2 or 4 arms eight antenna characteristics directivity polarization bandwidth medium dualcircular wide ref.
The minimum vswr of this monopole antenna appears at 100mhz with a value of 1. The use of a single wideband antenna which covers a wide range. Wideband blade monopole antenna with sleeved coaxial feed. In our case, for the purpose of reducing the size of transponder, a meanderline antenna mla is an attractive choice. The slim antenna presents a height of 2 mm and a bandwidth of more than 766 mhz. It is shown that by removing the centre part of the dsp antenna, without distorting the uwb behavior. In this paper, a smallsize lowcost printed monopole antenna for ultrawideband operation is presented. 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. Ansys hfss with hpc for large finite antenna array design. May 22, 2012 lets start with a simple planner dipole antenna design using hfss. This is the circuit model that i have designed using the ansys hfss softwareurlimg now i would like to implement it but i am not really sure how to do it. A miniaturized uwb antenna was simulated using ansoft high frequency structure simulator hfss software 6. The disc monopole originates from conventional straight wire monopole by replacing the wire element with a disc plate to enhance the operating bandwidth substantially. What is the difference between a monopole and dipole antenna.
This dipole antenna geometry created from the 3d component library contains geometry and excitation that defined a dipole antenna it does not include the geometry for an air volume surrounding the antenna the dipole antenna 3d component is fully parameterized and the geometry can be changed at any time by highlighting the. In this part of the book earth parameters do not affect the antenna s electrical properties but do affect propagation losses denoted as basic transmission loss lbd in eq. Dec 25, 2016 modelling, designing and simulating a monopole antenna in hfss duration. Pdf monopole antenna simulation in hfss find, read and cite all the research you need on researchgate. Design of a small printed monopole antenna for ultrawideband. Design and simulation of planar monopole antenna for uwb. Rectangular monopole antenna, printed circuit board, ansofthfss. Chapter 3, 2nd edition, publishing house of electronics industry, beijing, 2243. Select file save as and save it as monopoleantenna.
This laboratory experiment provides a handson tutorial for drafting an antenna simple monopole and simulating radiation in the ansys hfss modeling tool. 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. Pdf monopole antenna simulation in hfss researchgate. Antenna magus is a software tool for the acceleration of the antenna design and modeling process. We will first build the antenna, and then you will design the matching network. Singleended sources may be used without baluns when monopole antennas are used. Design of printed rectangular monopole antenna using hfss.
The hfss package is introduced and tested on a basic rectangular patch antenna to confirm well known results in the theory and literature. The simulated vswr with a 50 source is shown in figure 2. Based on the understanding of circular disc monopole, different compact versions featuring lowprofile and compatibility to printed circuit board are proposed and studied. The base of the proposed antenna is a diamondshaped patch dsp that covers the ultra wide band uwb 3. This paper describes antenna design and simulation with ansys hfss, the industry leading 3d. That assumption proved to be correct as i have received letters from a wide variety of people. The optimized antennas are fabricated using fr4 substrate and are experimentally validated. A miniaturized ultra wideband uwb antenna design for.
Antenna theory wire antennas monopole antenna long wire or traveling wave antennas yagi uda antenna reference. The proposed antenna, which was designed and simulated using the fembased hfss, is based. High frequency structure simulator for 3d electromagenetics hfss is a platform that includes multiple simulation technologies for component or system design. Antennas on older cell phones were typically monopole antennas, with an infinite ground plane approximated by the shell casing of the phone. The monopole antenna resonators and ground in the simulation are treated as lossless for simplifying purpose.
Simulation of bradband rectangular monopole antenna ijesi. Em numerical modeling of a monopole home page for the georgia. Sep 01, 2016 this slide describes design and simulation about the micro strip patch antenna using hfss software. In this part of the book earth parameters do not affect the antennas electrical properties but do affect propagation losses denoted as basic transmission loss lbd in eq. 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. Each antenna design software is slightly different from each other as each software design some specific types of antenna. When placed over a conducting ground plane, a quarterwave monopole antenna excited by a source at its base as shown in figure 2 exhibits the same radiation pattern in the region. Comparison of different planar monopole uwb antenna using. This characteristic is realized if the base of the antenna is more than a quarter. Some members of this forum have been successful in modeling monopole antenna. Designing a planner dipole antenna is the easiest design for beginners.
The driving signal from the transmitter is applied, or for receiving antennas the output signal to the receiver is taken, between the lower end of the monopole. Here is a list of best free antenna design software for windows. Design of an 868 mhz printed sshape monopole antenna. This paper describes the design and simulation by high frequency structure simulator hfss of a probefed planar invertedf antenna pifa for the ultra wide band uwb personal area networks. In this paper, a patch antenna with an pbg photonic bandgap structure was studied by fem method, and the theory of pbg structure was introduced. A quarter wavelength monopole is one of the easiest antennas to model. Part i is concerned with monopole antennas in free space. Lets start with a simple planner dipole antenna design using hfss.
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. Lab hfss monopole laboratory assignment em numerical. This bandwidth was improved by etching a uslot in the antenna patch. Microstrip patch antenna design using hfss duration.
Getting started with hfss v9 for antenna design october, 2003 this getting started training material is intended for new users of hfss. Designing a simple monopole antenna that operates at 433mhz. Preface taking the demand for small size, easy fabrication and low cost into account in the development of lowpower radio devices for short range 2. The antenna model is developed in ansys hfss using the finite element. Monopole antennas are half the size of their dipole counterparts, and hence are attractive when a smaller antenna is needed. Effects of a finite size ground plane on the monopole antenna.
The base hfss offering includes 3d and layout interfaces, 2. I wanted to see how well a ground mounted vertical monopole would work on 20m in my small city sized lot. Meanderline monopole antenna with compact ground plane for a bluetooth. Hfss with hpc for large finite antenna array design. The success of the three previous editions of practical antenna handbook has been most gratifying. Tools options hfss options general tab check use wizards for data input when creating new boundaries check duplicate boundariesmesh operations with geometry click ok.
Or you can use a wave port by assigning it to the outline of a circle on the groundplane this treats the monopole like the inner pin of a coaxial line. Introduction in this tutorial, a dipole antenna will be constructed and analyzed using the hfss simulation software by ansoft. Validated antenna models can be exported to cst studio suite from a huge antenna database of over 350 antennas. Compact monopole antenna with metamaterial ground plane ieee. Starting hfss follow instructions from the hfss stripline laboratorytutorial for any pop ups that may occur. We will edit our previous model of a strip line now to include an antenna. Basic understanding of the antenna we will model one of the most basic antennas so that we can simulate a load, and design a matching network. Multiband monopole and microstrip patch antennas for gsm and. The stark spectra of samples containing p700 in reduced form exhibit a strong. Animating efield on planner dipole using hfss take it easy. Modelling, designing and simulating a monopole antenna in hfss. Design of printed rectangular monopole antenna using hfss duration. Assigning lumped portselect the middle rectangle and assign a lumped port of say 50 ohms. Mar 26, 2016 this is the circuit model that i have designed using the ansys hfss softwareurlimg now i would like to implement it but i am not really sure how to do it.
Radiation resistance power radiated input current squared the other portions are ground loss and antenna structure loss that dissipate power as heat. I learn hfss v5 since two days ago, to model finite groundplane monopole antenna. You can even use a linked hfss simulation as the source. The simulated return loss s 11 of the proposed antenna is shown in fig. The objective is to provide a very thorough introduction to hfss as applied to antenna design, which may be followed stepbystep in. The objective of the project is to design and simulate the planar monopole antenna for uwb applications. Basic properties of a quarterwave monopole antenna a quarterwave monopole is a ground plane dependent antenna that must be fed singleended. Hfss is a commercial finite element method solver for electromagnetic structures from ansys. It is found that the 10db return loss bandwidth of the antenna is. Monopole antenna for wifi applications world journal of.
Hfss is high frequency structure simulator it is high performance full wave electromagnetic field simulator 3d volumetric passive device modelling that takes advantages of familiar microsoft windows graphical user interface. The antenna is designed and optimized using ansys hfss 14. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year novman asif ec 4th year. The antenna must have a ground plane to be efficient, and ideally the ground plane should. Basic vertical monopole radiation resistance radiation resistance rrad is that portion of the antenna input resistance that radiates power. Microstrip patch antenna using hfss linkedin slideshare. During the very warm and extremely dry start to 2006 i thought it would be a good time to do some antenna experimenting.
A monopole antenna is a class of radio antenna consisting of a straight rodshaped conductor, often mounted perpendicularly over some type of conductive surface, called a ground plane. Antenna magus has proven to be an invaluable aid to antenna design engineers and to anyone who requires antenna models for antenna. Comparison of different planar monopole uwb antenna using hfss ria kalra, sukhdeep kaur abstract since the release by the federal communications commission fcc of a bandwidth of 7. When placed over a conducting ground plane, a quarterwave monopole antenna excited by a source at its base as shown in figure 2 exhibits the same radiation pattern in the region above the ground as a halfwave dipole in free space.
Through these software, you can design various types of antennas like yagi, jpole, parabolic, quagi, super scanner, etc. A wideband planar monopole antenna is presented combining a planar blade and novel sleeved coaxial feed transmission line. Comparison of different planar monopole uwb antenna using hfss. The described antenna should be fabricated on standard 1. Probe feed patch antenna2 probe feed patch antenna getting started click the microsoft start button, select all programsansofthfss 12hfss 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. The purpose of this paper is to develop a new structure. The sleeved feed enables the antenna to operate on very limited size ground planes. The antenna was simulated and measured with reasonable agreement. Design and analysis of microsrtip square patch antenna under the kind guidance of. Draw a rectangle as shown below according to your design and resonant frequency specifications obviously lambda2. The dipole antenna is probably the most popular type of antenna, especially the halfwavelength dipole.
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