Index terms eshape microstrip patch antenna, hfss high frequency structure simulator version software, wideband. It is one of the several commercial tools used for antenna design. Introduction the concept of micro strip antennas was first demonstrate in 1886 by heinrich hertz and its practical application by guglielmo marconi in 1901 and it can be newly proposed by decamps in 1953. The design of a stacked aperture coupled microstrip patch antenna is very challenging when dealing with wideband impedance matching. The performance parameters were achieved with return loss 16. Hfss tutorial 2 microstrip patch antenna with a cutting slot coaxial feed how to cut slot in patch duration. The microstrip antenna can also be matched to a transmission line of characteristic impedance z0 by using a quarterwavelength transmission line of characteristic impedance z1 as shown in figure 2. This workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. The patch antenna is a good place to start for antenna fundamentals with more coming. Pdf simulation od microstrip antenna using hfss researchgate. Deschamps in 1953, but didnt become practical until the 1970s when it was developed further by researchers such as robert e. The return loss, radiation pattern and 3d gain are evaluated in our project. The frequency of operation of the patch antenna of figure 1 is determined by the length l.
Analysis and design of circular microstrip patch antenna at 5. Apr 19, 2016 the resulting plots for z11 in hfss will show us the correct input impedance of patch antenna. May 01, 2018 hfss tutorial 2 microstrip patch antenna with a cutting slot coaxial feed how to cut slot in patch duration. Analysis and design of rectangular microstrip patch antenna. Siddaiah procedia computer science 85 2016 401 a 409 fig. The patch is generally made of conducting material such as copper or gold. May 04, 2017 2 4 ghz rectangular microstrip patch antenna using hfss software duration. Multiband monopole and microstrip patch antennas for gsm and. The center frequency will be approximately given by. This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Sep 01, 2016 this slide describes design and simulation about the micro strip patch antenna using hfss software.
Oct 25, 2011 the hfss package is introduced and tested on a basic rectangular patch antenna to confirm well known results in the theory and literature. The most common type of microstrip antenna is the patch antenna. Antennas using patches as constitutive elements in an array are also possible. The best feeding point from the geometry of microstrip patch antenna we can understand that to couple the maximum energy to it the feed is provided beneath the ground directly see fig. 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. Design of a dual patch triangular microstrip antenna. Input impedance 100 resonant frequency of the antenna10ghz. The designed antenna has a resonating frequency of 2. Microstrip patch antenna is mostly used in modern communication devices over conventional antennas mainly because of their size. Its goldstandard accuracy, advanced solver and compute technology have made it an essential tool for engineers designing high.
Pdf on jan 1, 2004, hussain alrizzo and others published simulation od microstrip antenna using hfss find, read and cite all the research you need on. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design and placement. To determine the width w, the microstrip patch antenna calculator was used to provide an initial starting point. While designing a microstrip antenna in hfss, how much. For designing uwb microstrip patch antenna in hfss with resonance at 7. Sumathi department of electronics and communication engineering, nandha engineering college, erode, tamilnadu, india. Step by step procedure explanation of antenna design using hfss software hfss basics. This paper shows the design considerations of the proposed antenna as well as the simulated results of the same. Oct, 2016 for a simple example, uslot microstrip antenna. Microstrips patch antenna design and stimulation in ansys hfss software. The antenna radiation reflected lesser in antenna with fss layer by 7.
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. What are the necessary steps needed to design a multi band. Microstrip patch antenna design santa clara university. To determine the width w, the microstrip patch antenna calculator was used to provide an initial. Patch antenna design using hfss ozen engineering and ansys. Their low profile design, often square or rectangular, allows them to be mounted to flat surfaces. The design of the single rectangular patch in hfss. The designed antenna is suitable for wlan application. As the microstrip patch antenna consist of a ground a patch and a substrate. The general structure of the micro strip patch antenna is shown in figure 1. A patch antenna is a narrowband, widebeam antenna fabricated by etching the antenna element pattern in metal trace bonded to an insulating dielectric substrate, such as a printed circuit board, with a continuous metal layer bonded to the opposite side. Microstrip patch antenna array design to improve better gains. Microstrips patch antenna with slot array using hfss youtube. If the dielectric constant of the material is not known, you can choose to put in the velocity of.
Zontal cendes and his students at carnegie mellon univ. Microstrip patch antenna design calculator 1 mosin i memon and 2 prof. The dimensions of antenna can be found in the hfss simulation file. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line. The microstrip patch antenna is used in a wide range of applications since it is easy to design and fabricate. First the model of the microstrip patch antenna has to be drawn in hfss. Design of a stacked microstrip patch antenna using hfss. The em waves fringe off the top patch into the substrate, reflecting off the ground plane and radiates out into the air. Analysis and design of rectangular microstrip patch antenna using hfss p. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. This tool is designed to calculate the correct dimensions of a microstrip patch antenna if the operating frequency and the dielectric constant of the material used, is known. Click here to go to our page on circular patch antennas new for september 2018. Hfss stands for high frequency structural simulator.
A microstrip patch antenna is one of the most popular microwave antennas. Impedance matching is a major challenge because the effect of changing one of the parameters in not independent of the others. The microstrip patch antenna model used for the numerical simulation in ansoft hfss is shown in fig. Software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. Design of microstrip patch antenna the ieee maker project. A microstrip patch antenna is a radiating patch on one side of a dielectric substrate, which has a ground plane on the underside 1, pg2. 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 antenna is attractive due to its lowprofile conformal design, relatively low cost and very narrow bandwidth. 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. Hfss are used in our project for the simulation and design calculation of microstrip patch antennas.
The above equation says that the microstrip antenna should have a length equal to one half of a wavelength within the dielectric substrate medium. Hfsss microstrip patch antenna design part1basics of. Patch antenna with a quarterwavelength matching section. Mar 07, 2016 software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. Microstrip patch antenna design using hfss duration.
Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. Microstrip patch antenna hfssv10 download simulation file the microstrip patch antenna is a popular printed resonant antenna for narrowband microwave wireless links that require semihemispherical coverage. To enhance the gain,the array of patch elements is used instead of single patch. Hfss design of square patch antenna with slot duration. Microstrip patch antenna calculator electrical engineering.
Simulated results of 2d e plane, h plane patterns are shown. Hfss design of rectangular patch antenna using microstrip line feedingedge feeding duration. The goal is to match the input impedance zin to the transmission line z0. In this paper, a rectangular microstrip patch antenna is designed using hfss software. Eshape microstrip patch antenna design for wireless. The parameters evaluated were gain, beamwidth and return loss. Hfss tutorial 2microstrip patch antenna with a cutting slot coaxial feed how to cut slot in patch duration. Design of a stacked microstrip patch antenna using hfss abstract. The top layer shows the patch, the middle layer shows the substrate and the bottom layer constitutes the ground plane. After design, the patch was simulated in hfss to get the directivity, the gain curves along with the 3d visuals of the far field radiation and the 3d view of the designed antenna patch. Microstrip patch antenna using hfss linkedin slideshare. Rectaangular microstrip patch antenna for wireless. Microstrip patch antenna using hfss ansys duration. Determining input impedance of patch antenna in hfss.
Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. 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. Radiation occurs mostly due to the fringing field between the patch and ground. As an example, the real and imaginary parts of zin z11 have been shown in the figure below. Microstrip patch antennas for broadband indoor wireless. It consists of rectangular substrate and the metal trace layer as shown in fig.
1246 222 636 91 1031 1326 749 415 811 517 931 239 823 760 444 1322 1007 189 1520 1131 843 1441 279 120 1023 1007 691 1052 950 1442 564 218 1132 770 1254 1210 1285 1288