Design of millimeter wave microstrip patch antenna for. Introduction microstrip patch antennas have drawn the. Picking up from where part 1 left off, this article explores the singleelement, rectangular microstrip antenna. The resonant input resistance at the edge of the microstrip conductor is generally greater than the feedline characteristic impedance and requires an. The len gth, l, of the substrate can be approximated by. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a frequency of 7. Simulation and results the proposed antenna was simulated by using hfss high. Pdf design and simulation microstrip patch antenna using. Antenna arrays will be examined later in the series. The project here provides a detailed study of how to design a probefed square microstrip patch antenna using hfss, v11.
The fringing fields around the antenna can help explain why the microstrip antenna radiates. Consider the side view of a patch antenna, shown in figure below. The feeding direct techniques were illustrated by mandal 6. The parameter s 11 of the conventional rectangular microstrip antenna which is obtained through hfss simulations is given figure 3. Pdf simulation od microstrip antenna using hfss researchgate. Hfss tutorial 2microstrip patch antenna with a cutting slot coaxial. Design of compact microstrip patch antenna for mimo system using hfss software is proposed. Simulate and analyze a rectangular patch antenna using ansys hfss. Increasing microstrip patch antenna bandwidth by inserting. Microstrip patch antenna design santa clara university.
Analysis and design of rectangular microstrip patch. The focus of the course is rf and microwave, including filter, microstrip and waveguide structures. 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. 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. Pdf high frequency structure simulator hfss tutorial. Proposed rectangular microstrip patch antenna using hfss software v.
Analysis and design of circular microstrip patch antenna at 5. Enhancing return loss of rectangular microstrip antenna. Fig 6 design of single patch antenna in hfss simulation results the 2x2 patch array antenna is simulated using ansoft hfss. Patch antenna design using hfss this workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Wideband microstrip patch antenna monopole duration. Post processing focuses on sparameter plots and field overlays on geometry. Simulations were done by using ansoft high frequency structure simulator hfss. 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 fundamentals of patch antenna design and performance. You can specify several namevalue pair arguments in any order as name1, value1. Parallel plate introduction to dispersion diagrams and eigenmode simulator. Design of microstrip patch antenna in hfss full hd youtube. Define a surface for the lumped port at the end of the microstrip.
A rectangular patch design equations are introduced and validated by well simulated results. Think of a notch cut in the patch and the microstrip attaching at the bottom of the notch. 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. Mimo multiple input multiple output,hfss high frequency structure simulator,mm wave frequency 1.
Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. What is fringing effect in microstrip patch antenna. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. 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. For a rectangular microstrip patch antenna, the resonance frequency for any tm mn mode is. In this video, im giving a little overview on how to use hfss to design a microstrip patch antenna. The parameters evaluated were gain, beamwidth and return loss. The hfss getting started course also introduces high performance computing and parameterized sweeps and optimization in the hfss optimetrics package. The coaxial feed or probe feed is a very common technique used for. Rectaangular microstrip patch antenna for wireless. The simulated impedance bandwidth, below 10 db return loss, is between 2. These circular patches are excited using coaxial probe feed and transmission lines of particular lengths and widths. Input impedance 100 resonant frequency of the antenna10ghz. Their low profile design, often square or rectangular, allows them to be mounted to flat surfaces.
The microstrip, or patch, antenna is a relatively new development that was originally patented in 1955 but did not find broad application for. Microstrip patch antennas are widely used in the microwave. The length, l, of the substrate can be approximated. Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. Microstrip patch antenna with slots in ground plane. Design and simulation of microstrip phase array antenna. The rectangular micro strip patch antenna is analyzed using high frequency structure simulator hfss v 11. Ansys hfss tutorial simulate and analyze an example of microstrip line drew handler, jerry yang october 20, 2014. The proposed antenna operates in mm wave frequency band that provides enhanced bandwidth and data rate. 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. 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. Name is the property name and value is the corresponding value.
Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. Introduction ansys hfss is an industry standard tool for simulating 3d fullwave electromagnetic fields. Comparison of different types of microstrip patch antennas sumanpreet kaur sidhu. Design and analysis of microsrtip square patch antenna under the kind guidance of. It includes instructions to create, simulate, and analyze a probe feed patch antenna. Properties not specified retain their default values. Microstrip patch antenna simulation setup for microstrip fed patch antenna. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a. For the proposed design this paper got a high gain of 17.
This video tutorial shows how to design a microstrip patch antenna in hfss software. The microstrip line model method is used and been simulated by using hfss software. 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. Rectangular microstrip patch antenna, return loss, vswr, bandwidth, high frequency structure simulator hfss v 11, wireless communication. The formulas we used to calculate the length and width of patch are shown below. Microstrip patch antennasv advertisement th january 2012, 06. 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. Dimensions of microstrip patch antenna originally posted by.
Hfss tutorial 1 microstrip patch antenna with coaxial feeding. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year. Getting started with hfss v9 for antenna design october, 2003 this getting started training material is intended for new users of hfss. Patch antenna design using hfss ozen engineering and ansys. These transmission lines perfectly match the impedance of the circular patches. 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. Microstrip patch antenna design linkedin slideshare. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. 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. For australian and new zealand students, tutorials located here. Note that since the current at the end of the patch is zero open circuit end, the c. 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.