The proposed antenna operates in mm wave frequency band that provides enhanced bandwidth and data rate. Consider the side view of a patch antenna, shown in figure below. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. The microstrip, or patch, antenna is a relatively new development that was originally patented in 1955 but did not find broad application for. Think of a notch cut in the patch and the microstrip attaching at the bottom of the notch. Analysis and design of rectangular microstrip patch. 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. Designing for designing of a microstrip patch antenna, we have to select the resonant frequency and a dielectric medium for which antenna is to be designed. Getting started with hfss v9 for antenna design october, 2003 this getting started training material is intended for new users of hfss. The project here provides a detailed study of how to design a probefed square microstrip patch antenna using hfss, v11. These circular patches are excited using coaxial probe feed and transmission lines of particular lengths and widths. Microstrip patch antenna with slots in ground plane. Input impedance 100 resonant frequency of the antenna10ghz. The fringing fields around the antenna can help explain why the microstrip antenna radiates.
Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. Pdf simulation od microstrip antenna using hfss researchgate. For australian and new zealand students, tutorials located here. Hfss tutorial 2microstrip patch antenna with a cutting slot coaxial.
Mimo multiple input multiple output,hfss high frequency structure simulator,mm wave frequency 1. The focus of the course is rf and microwave, including filter, microstrip and waveguide structures. This paper explains about a 3x3 rectangular microstrip patch antenna arrays using hfss 14. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a frequency of 7. What is fringing effect in microstrip patch antenna.
The coaxial feed or probe feed is a very common technique used for. Simulation and results the proposed antenna was simulated by using hfss high. The impedance may be adjusted with the depth of the notch. Proposed rectangular microstrip patch antenna using hfss software v. Pdf design and simulation microstrip patch antenna using. Analysis and design of circular microstrip patch antenna at 5. Picking up from where part 1 left off, this article explores the singleelement, rectangular microstrip antenna. The length, l, of the substrate can be approximated. Fang microstrip antenna design handbook garg et al title says it all, but a few inaccuracies have been found antenna theory constantine balanis used for antennas i elen 715.
Antenna arrays will be examined later in the series. Design of compact microstrip patch antenna for mimo system using hfss software is proposed. Dimensions of microstrip patch antenna originally posted by. This video tutorial shows how to design a microstrip patch antenna in hfss software. Simulate and analyze a rectangular patch antenna using ansys hfss. A rectangular patch design equations are introduced and validated by well simulated results. Fig 6 design of single patch antenna in hfss simulation results the 2x2 patch array antenna is simulated using ansoft hfss. Note that since the current at the end of the patch is zero open circuit end, the c. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. Microstrip patch antenna design santa clara university. Name is the property name and value is the corresponding value. Microstrip patch antennas are widely used in the microwave. Rectaangular microstrip patch antenna for wireless.
The resonant input resistance at the edge of the microstrip conductor is generally greater than the feedline characteristic impedance and requires an. Pdf high frequency structure simulator hfss tutorial. These transmission lines perfectly match the impedance of the circular patches. Post processing focuses on sparameter plots and field overlays on geometry. For a rectangular microstrip patch antenna, the resonance frequency for any tm mn mode is. Design of millimeter wave microstrip patch antenna for. For the proposed design this paper got a high gain of 17. Comparison of different types of microstrip patch antennas sumanpreet kaur sidhu.
The parameter s 11 of the conventional rectangular microstrip antenna which is obtained through hfss simulations is given figure 3. Wideband microstrip patch antenna monopole duration. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year. Define a surface for the lumped port at the end of the microstrip.
View forum posts private message view blog entries view articles full member level 4 join date jun 2007 posts 230 helped 1 1 points 2,369 level 11. Enhancing return loss of rectangular microstrip antenna. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a. Hfss tutorial 1 microstrip patch antenna with coaxial feeding.
Patch antenna design using hfss this workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Design of microstrip patch antenna in hfss full hd youtube. Microstrip patch antenna design linkedin slideshare. In this video, im giving a little overview on how to use hfss to design a microstrip patch antenna. Microstrip patch antenna array design to improve better. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design and placement. The simulated impedance bandwidth, below 10 db return loss, is between 2.
Parallel plate introduction to dispersion diagrams and eigenmode simulator. Simulations were done by using ansoft high frequency structure simulator hfss. 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. Design and simulation of microstrip phase array antenna. The rectangular micro strip patch antenna is analyzed using high frequency structure simulator hfss v 11.
The methods of feeding the rf power directly to the patch antenna is to make it radiate by using a microstrip line feed and a coaxial probe feed. The fundamentals of patch antenna design and performance. 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. Properties not specified retain their default values. Introduction ansys hfss is an industry standard tool for simulating 3d fullwave electromagnetic fields. Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. Increasing microstrip patch antenna bandwidth by inserting. You can specify several namevalue pair arguments in any order as name1, value1.
Design and analysis of microsrtip square patch antenna under the kind guidance of. In my previous tutorial on hfss, i try to simulate a simple model of microstrip patch antenna with the wide range of operating frequency or. Ansys hfss tutorial simulate and analyze an example of microstrip line drew handler, jerry yang october 20, 2014. Microstrip patch antennasv advertisement th january 2012, 06. The formulas we used to calculate the length and width of patch are shown below. Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. 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 feeding direct techniques were illustrated by mandal 6. Alternate feed methods a common variation in patch antenna design is the location and routing of the feed, to obtain a desired feedpoint impedance, to control the polarization, or for convenient layout. Microstrip patch antenna simulation setup for microstrip fed patch antenna. The parameters evaluated were gain, beamwidth and return loss. The microstrip line model method is used and been simulated by using hfss software. 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. Introduction microstrip patch antennas have drawn the.