The resulting plots for z11 in hfss will show us the correct input impedance of patch antenna. The objective is to provide a very thorough introduction to hfss as applied to antenna design, which may be followed stepbystep in. Nov 15, 2018 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. To determine the width w, the microstrip patch antenna calculator was used to provide an initial. The hfss package is introduced and tested on a basic rectangular patch antenna to confirm well known results in the theory and literature. This paper presents a design of simple microstrip patch antenna working on operating frequency of 2.
Software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. Hfss is a commercial finite element method solver for electromagnetic structures from ansys. Ansys hfss tutorial patch antenna 30ghz for 5g application. The 2x2 patch array antenna is simulated using ansoft hfss. The designed process has been carried out using matlab and hfss software by entering 2. The fundamentals of patch antenna design and performance. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed. There is a pretty number of books available on amazon for hfss. What is the best book for getting started with the hfss.
This tutorial is to provide future students a way to design and simulate their microstrip patch antennas on hfss for their senior design project. Eferences fig7 3d polar plot of patch array antenna from the figure above, the aceived gain was 12. Sir, is it possible to change the material of patch in antenna, simply select the object by right clicking on that object and go to assign material does not work for changing patch material but it only work for changing substrate material. 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. A dualband monopole antenna is fabricated on a microstrip in the laboratory in both unwrapped form and wrapped form using the proteus ares package for automatic construction of the pcb boards. For australian and new zealand students, tutorials located here. Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. Now, as i am not used to the circuit design of ansys, i would like to ask some help please. Microstrip patch antenna array design to improve better gains. Figure 1 shows the dimensions and top view of the antenna and figure 2 shows the 3dimensional view. Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. This is a video tutorial on how to design a rectangular patch antenna using ansoft hfss. Problem description getting started create the 3d model analysis setup plot sparameters vs. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line.
The second group focused on the design and simulation of patch antennas which are widely used in cell phones today with an emphasis on optimization of a 1. Hfss stands for high frequency structural simulator. Probe feed patch antenna 4 probe feed patch antenna als tab. To obtain the field patterns, intrinsic impedance and wavelength for the first 4 modes. I have designed and simulated a linear 8patch antenna array for 5g application. In this work, a circularly polarized microstrip patch antenna at a resonance frequency of 1791 mhz is designed and simulated. The acronym stands for highfrequency structure simulator. Hfss example,patch antenna with circular polarization with arabic explanation by abdo salah. Hfss example, patch antenna with circular polarization with arabic explanation by abdo salah. Tools options hfss options general tab check use wizards for data input when creating new boundaries check duplicate boundariesmesh operations with geometry click ok. Sep 24, 2019 sir, is it possible to change the material of patch in antenna, simply select the object by right clicking on that object and go to assign material does not work for changing patch material but it only work for changing substrate material. 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.
Patch antenna design using hfss ozen engineering and ansys. The center frequency will be approximately given by. 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. The use of slotted patch reduces the size of antenna and higher bandwidth, which is the area that can be improved with the proposed design. It consists of rectangular substrate and the metal trace layer as shown in fig. Analysis and design of circular microstrip patch antenna at 5. Microstrip patch antenna is used in mobile handset due to simple look, lower cost, small size and light in weight. The patch is generally made up of a conducting material such as copper or gold and can take any possible shape like rectangular, circular, triangular, elliptical or some other common shape. Analysis must include first three modes te10, te20. The antenna radiation reflected lesser in antenna with fss layer by 7. These are very low size antennas having low radiation. Now could anyone tell me how to change the material of patch. The above equation says that the microstrip antenna should have a length equal to one half of a wavelength within the dielectric substrate medium.
In the 1st trial i designed a microstrip patch antenna in this for feeding point. The patch antennas are popular for low profile applications at frequencies above 100mhz. 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. Knowledge of microwave electronic principles including sparameters, transmission lines and antenna farfield radiation patterns. Microstrip patch antenna calculator patch antenna formula. First the model of the microstrip patch antenna has to be drawn in hfss. 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.
The patch is placed at a height h equal to 2 mm from the ground plan. It includes instructions to create, simulate, and analyze a probe feed patch antenna. Microstrip patch antenna simulation setup for microstrip fed patch antenna. Probe feed patch antenna4 probe feed patch antenna als tab. This antenna does not take any much extra size and can be etched on the same mobile pcb itself. Ansys hfss tutorial simulate and analyze an example of trace and via. Sep 01, 2016 this slide describes design and simulation about the micro strip patch antenna using hfss software. Microstrip patch antenna using hfss linkedin slideshare.
Circuithfss dynamic link port excitation for patch array. It is one of the several commercial tools used for antenna design. The frequency of operation of the patch antenna of figure 1 is determined by the length l. The ground plan has the same dimensions as the antenna. In this video, we will design the patch antenna operating at 30ghz 5g band and will draw the antenna, assign the material, make the. Simulate and analyze a rectangular patch antenna using ansys hfss. Apr 19, 2016 the resulting plots for z11 in hfss will show us the correct input impedance of patch antenna. Ansys hfss tutorial patch antenna 30ghz for 5g application duration. Resonant frequency of the antenna10ghz relative permittivity of the substrate. Hfss tutorial 2microstrip patch antenna with a cutting slot coaxial feed how to cut slot in. Click the ok button create substrate to create the substrate. The dimensions of antenna can be found in the hfss simulation file.
Design rectangular patch antenna using hfss part 1 youtube. Microstrip patch antenna design santa clara university. A metal patch mounted at a ground level with a dielectric material inbetween constitutes a micro strip or patch antenna. Design and simulation by hfss of a slim uwb pifa antenna. 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. Dec 19, 2017 there is a pretty number of books available on amazon for hfss. But, i personally think it would be better for one to go through the hfss guide. Mar 07, 2016 software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. Following equations or formula are used for this microstrip patch antenna calculator. The patch antenna is a good place to start for antenna fundamentals with more coming.
Unable to assign waveports in patch antennas in hfss. The microstrip patch antenna model used for the numerical simulation in ansoft hfss is shown in fig. 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. The gain of these antennas is between the ranges between 8dbi to 20dbi. In the search by name field, type rogers rt duroid 5880 tm. This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Input impedance 100 resonant frequency of the antenna10ghz. Part i covers basic antenna theory including gain, directivity, dipole, monopole, and arrays. Rectangular waveguide hfss r objective getting started with hfss a tutorial using hfss, simulate an airfilled wr90 waveguide shown above. The base hfss offering includes 3d and layout interfaces, 2. I proceed exactly as mentioned in the guide, but im not able to assign terminals.
Completion of the hfss getting started course or equivalent familiarity with hfss 3d modeler, workflow, solver setup, and postprocessing plotting results graphs. The performance parameters were achieved with return loss 16. This tutorial is meant to provide the readers a detailed description of the antennas used in communication systems. A metal patch mounted at a ground level with a dielectric material in between constitutes a micro strip or patch antenna. Microstrip antenna or patch antenna basics in antenna and wave propagation by engineering funda duration. Determining input impedance of patch antenna in hfss. A dual band antenna and a microstrip fed patch antenna, used in the communication lab. Fig 6 design of single patch antenna in hfss simulation results the 2x2 patch array antenna is simulated using ansoft hfss. This slide describes design and simulation about the micro strip patch antenna using hfss software. Jan 24, 2019 i have designed and simulated a linear 8 patch antenna array for 5g application. Now when that happens, the usual microstrip patch antenna analysis comes in.
671 1349 486 860 1262 542 1132 1499 1567 1415 389 929 896 1131 125 62 1015 227 1535 1215 947 1260 1013 1486 652 729 1122 1254 168 749 217 763 404 430 324 1458 1356 359 1340 194 798 80 271 1141