Design of a rectangular microstrip patch antenna using. 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. Antenna design antenna modeling software ansys hfss. Ansys hfss tutorial patch antenna 30ghz for 5g application. We have different types of substrates such as rogers, fr4 epoxy etc. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. The patch antenna is a good place to start for antenna fundamentals with more coming. Design rectangular patch antenna using hfss part 1 youtube. It converts the electrical energy into rf signal at the transmitter and rf signal into electrical energy at the receiver side. When this is the case the role of a computer aided design package is vital. Bandwidth enhancement, fractal geometry, slot antenna, hfss, micro strip patch antenna mpa, edge tapering. The fundamentals of patch antenna design and performance.
Introduction an antenna is a very important device in wireless applications. Increasing microstrip patch antenna bandwidth by inserting. Ill use the terms microstrip antenna and patch antenna interchangeably. The simulation of the microstrip patch antenna for the two feeding techniques is performed on hfss software. This thesis focuses on the aperture coupled patch antenna due to the lack of fabrication and tuning documentation for the design of this antenna and its usefulness in arrays. Microstrip patch antenna using hfss ansys duration. The operation frequency of patch antenna was designed at 2. All the simulations were obtained by using hfss simulator.
Now when that happens, the usual microstrip patch antenna analysis comes in. Simulation of cpw patch antenna using hfss you have s11 antenna resonates on the desired 2. Rectangular patch antenna array slotted design for triple. Example probe feed patch antenna ansoft high frequency structure simulator v10 users guide 5. The center frequency will be approximately given by. Hfsss microstrip patch antenna design part1basics of. But illustrates sizes and importance of good antenna design why microstrip antennas. Now, on the other hand without proper design, when you place any scatteringradiating structure too close to the ground plane e. Microstrip patch antenna array design to improve better gains. Keywords microstrip patch antenna, bandwidth, ground slots, hfss simulator 1. The laalo 3 was chosen as a substrate material for the designed patch antenna with a dielectric constant of 23. The return loss and the various gain plots have been studied along with the radiation patterns.
Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. In this study an irregularly shaped microstrip patch antenna was designed, simulated, and optimized for airtoground communication atg applications. As an example, the real and imaginary parts of zin z11 have been shown in the figure below. 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. Microstrip patch antenna design linkedin slideshare. This is a video tutorial on how to design a rectangular patch antenna using ansoft hfss. Design rectangular patch antenna using hfss part 1 duration. The rectangular patch antenna is analyzed, and what is learned here will be applied to understanding pifas planar invertedf antennas. It consists of rectangular substrate and the metal trace layer as shown in fig. Bowtie antennas are wideband antennas, but placed in a 4x1 array configuration, the electrical length of the feed line segments would affect the overall s11 frequency. Antennas you can rely on ansys hfss for accurate results regarding the performance of your antennas, both as components and when integrated into an operating environment. Simulation of cpw patch antenna using hfss you have s11 high frequency structure simulator v10 users guide 5. Microstrip patch antenna, bandwidth, ground slots, hfss simulator 1.
Depending on the scale of the problem and results desired, you can select from a range of solver technologies and hpc enhancements available as addons. Design of a rectangular microstrip patch antenna using inset. Rectaangular microstrip patch antenna for wireless. In this section, well discuss the microstrip antenna, which is also commonly referred to as the patch antenna. 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 and design of circular microstrip patch antenna at 5. 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 above equation says that the microstrip antenna should have a length equal to one half of a wavelength within the dielectric substrate medium. Pdf simulation od microstrip antenna using hfss researchgate. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design and placement. Design and simulation processes are carried out with the aid of the hfss high frequency structural. This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. 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. Microstrip patch antenna array design to improve better. The comparison of feeding techniques shows that the rectangular microstrip patch antenna with the inset feed has the. Design of microstrip patch antenna the ieee maker project. Initial values of l 903 m resonant length, w 974 m patch width in y direction 1 and y 0 376 m feed distance from the edge of patch 2 are calculated for operation at 77 ghz. 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. The dimensions of antenna can be found in the hfss simulation file. The 2x2 patch array antenna is simulated using ansoft hfss.
The project here provides a detailed study of how to design a probefed square microstrip patch antenna using hfss, v11. It includes instructions to create, simulate, and analyze a probe feed patch antenna. Antenna projects using hfss electronics electrical projects. Of course, tradeoffs also occurs, so you must be careful. Abstract this paper presents a rectangular microstrip patch antenna for wlan applications operating in a single band of frequency 2. A dual band antenna and a microstrip fed patch antenna, used in the communication lab. Microstrip patch antenna design santa clara university. Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. It consists of rectangular substrate and the metal trace layer as shown in. The antenna is simulated and optimized for s 11 and radiation pattern at 77 ghz using hfss. Apr 19, 2016 the resulting plots for z11 in hfss will show us the correct input impedance of patch antenna. A rectangular micro strip patch antenna has been investigated and its performance has been analyzed with the aid of an soft hfss. Design and simulation processes are carried out with the aid of the hfss high frequency structural simulator. 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.
In this video, we will design the patch antenna operating at 30ghz 5g band and will draw the antenna, assign the material, make the. The process started with the design of a rectangular patch antenna with the traditional transmission line and cavity methods, followed by a simulation with the finitedifference timedomain method fdtd in conjunction with a genetic algorithm. An additional rectangular conductive plate of comparable dimensions was placed above the patch in order to enhance the bandwidth. The design and simulation of patch antennas is widely used in mobile cellular phones today, and our emphasis in this work is on optimization of a 2. Patch antenna design using hfss ozen engineering and ansys. The designed process has been carried out using matlab and hfss software by entering 2. Introduction the main objective of communication systems is to transmit information bearing signals from transmitter to the receiver via communication channel. Microstrip antenna, rectangular patch antenna, hfss 14. Pdf workshop rectangular patch antenna introduction to.
Design quarter wavelength feed patch antenna and recessed patch antenna to meet project specifications. Eferences fig7 3d polar plot of patch array antenna from the figure above, the aceived gain was 12. We use hfss to design a stacked patch antenna to operate between 1. The parameters evaluated were gain, beamwidth and return loss. The dimensions of patch antenna were calculated based on the three essential parameters. A linearlypolarized aperture coupled patch antenna design is characterized and optimized using hfss antenna simulation software. Determining input impedance of patch antenna in hfss.
Design of a stacked microstrip patch antenna using hfss. The antenna radiation reflected lesser in antenna with fss layer by 7. How to find substrate length and width in designing a. This workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Workshop rectangular patch antenna introduction to ansys hfss. Hfss permits parametric studies that give insight on optimizing the parameters of the antenna and feed geometry. Input impedance 100 resonant frequency of the antenna10ghz. Jan, 2019 first, you need to choose the frequency of operation that the antenna finds the application and the type of substrate. The simulation gave results good enough to satisfy our requirements to fabricate it on hardware which can be used wherever needed. The designed antenna is suitable for mobile communication, cell phone antennas etc. The frequency of operation of the patch antenna of figure 1 is determined by the length l. First the model of the microstrip patch antenna has to be drawn in hfss.
Two pieces of circular and rectangular microstrip patch antenna is designed for results by means of hfss simulation program. Hfss design of square patch antenna with slot duration. The performance parameters were achieved with return loss 16. 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. Patch antenna design using hfss this workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Fig 6 design of single patch antenna in hfss simulation results the 2x2 patch array antenna is simulated using ansoft hfss. Simulate and analyze linear end fire array of patch antenna design. Design, simulation, and optimization of an irregularly shaped. This paper presents a design of simple microstrip patch antenna working on operating frequency of 2. The antenna is used in both transmitting and receiving parts to convert voltage or cur. To determine the width w, the microstrip patch antenna calculator was used to provide an initial. In this report, we have investigated the dimensions of linearly polarized edge fed rectangular. The microstrip patch antenna model used for the numerical simulation in ansoft hfss is shown in fig. Design a rectangular microstrip patch antenna for wlan.