Step by step procedure explanation of antenna design using hfss software hfss basics. The performances of both antennas are compared, showing that the patch antenna using pc as a substrate has a lower return loss, a higher gain and a lower side lobe level. Structure of patch antenna design in hfss athe 2x2 patch array antenna design is shown in below figure in 3d model. The suggested antenna is a microstrip patch antenna, therefore its design in hfss needs some geometrical and simulation parameters. Wearable textile patch antenna using jeans as substrate at 2. Introduction the main objective of communication systems is to transmit information bearing signals from transmitter to. Here is the link page to the various patch antenna and microstrip antenna topics.
Mar 07, 2016 analysis and design of microstrip square patch antenna using hfss simulation tool. This paper describes about the finding of an optimal location of feedin g location for patch antenna by using ansoft hfss software. In this case, each vector starts at the origin and lies along the specified points on the x, y, and zaxes. Simulate new design and verify that specifications have been met. This work presents the design of a circular patch antenna for gsm1800 band. The microstrip line model method is used and been simulated by using hfss software. Abstractutilization of wearable textile materials as antenna substrate has been speedy due to the recent miniaturization of wireless devices. Simulate and analyze a rectangular patch antenna using ansys hfss, including return loss and 3d radiation fields. The operation frequency of patch antenna was designed at 2. Analysis and design of rectangular microstrip patch antenna using hfss p. Pdf high frequency structure simulator hfss tutorial.
How to find substrate length and width in designing a. The assigned value of patch, ground, substrate and port of the antenna are adjusted to produce. Design of a high gain circular patch antenna for gsm1800. Design quarter wavelength feed patch antenna and recessed patch antenna to meet project specifications. Analysis and design of rectangular microstrip patch antenna. 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. Pdf workshop rectangular patch antenna introduction to. 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. Ijiset international journal of innovative science. Properties not specified retain their default values. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line.
The rectangular micro strip patch antenna is analyzed using high frequency structure simulator hfss v 11. Introduction microstrip patch antennas have drawn the. Design of rectangular microstrip patch antenna ieee. Problem in designing patch antenna using hfss im having quite trouble with hfss based designing of a microstrip patch antenna, since im a beginner with hfss and also antenna design ive studied rf and microwave engineering and emf theory though. Microstrip patch antenna using hfss ansys duration. The laalo 3 was chosen as a substrate material for the. This slide describes design and simulation about the micro strip patch antenna using hfss software. The goal is to understand the radiation mechanism, polarization, patterns, impedance and bandwidth. Rectangular patch antennas are notoriously narrowband. Microstrip patch antenna design using hfss duration. Optimize design using hfss optimetrics through adjustment of antenna dimensions.
Microstrip patch antennas possess a very high antenna quality factor q which represents the losses associated with the. 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. We have different types of substrates such as rogers, fr4 epoxy etc. The performance parameters were achieved with return loss 16. There is a tradeoff between cost versus performance in cho. The project here provides a detailed study of how to design a probefed square microstrip patch antenna using hfss, v11. This workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Hi everyone here i have shown some basic steps for designing a uwb patch antenna using hfss. It highlights several antenna related applications with emphasis on antennas on or around other structures. Apr 19, 2016 hi, i am writing this post to elaborate on how can we determine the input impedance of patch antenna using deembed option in hfss.
Insert hfss design the icon below represents the insert hfss design ihd option. Can anyone please provide me with an example of bowtie microstrip pacth antenna using hfss. The aim of the thesis is to design and fabricate an insetfed rectangular microstrip patch antenna and study the effect of antenna dimensions length l, width w and substrate parameters relative. Keywords microstrip patch antenna, bandwidth, ground slots, hfss simulator 1. Plot the s matrix in db to check if the designed antenna resonates at the specified 10ghz b plot the mag of zo to check if the input impedance is 100ohm as designed.
The design is analysed by finite element method fem based hfss simulator software 14. The first feeding uses a uniplanar cornerfed patch antenna presented with singlepoint microstrip. This webinar is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. It was assigned with a airbox boundary and virtual radiation to. A rectangular patch design equations are introduced and validated by well simulated results. This is a video tutorial on how to design a rectangular patch antenna using ansoft hfss. It consists of patch elements on one side of a dielectric substate and a planar ground on the other side. Threeelement vectors of cartesian coordinates in meters.
Kokila assistant professorece, nandha engineering college, erode, tamil nadu, india. Patch antenna design using hfss ozen engineering and ansys. First, you need to choose the frequency of operation that the antenna finds the application and the type of substrate. But illustrates sizes and importance of good antenna design why microstrip antennas. Patch antenna design using hfss with matlabapi ikee. In hfss gives the three dimension and bending technigues is very easy compared to the other. The design of the antenna is realized by utilizing the hfss matlabapi toolbox through matlab. Actually there are two ways to design the patch, microstrip feed and ground 1. We use hfss to design a stacked patch antenna to operate between 1. Probe feed patch antenna 2 probe feed patch antenna getting started click the microsoft start button, select all programsansoft hfss 12 hfss 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 geometry and details simulation of antenna has been presented in this work. The geometrical parameters of the proposed antenna are calculated using microstrip equations discussed in.
The proposed rectangular patch antenna has been devise using glass epoxy substrate fr4 with dielectric constant. Microstrip patch antenna design santa clara university. First, the bandwidth of the patch antenna is very small. Pdf simulation od microstrip antenna using hfss researchgate. First the model of the microstrip patch antenna has to be drawn in hfss. 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. Find the input impedance of patch antenna in hfss i have gone through many threads in the forum about finding the input impedance of patch antenna, however all the replies cant catch my mind. Design of a rectangular microstrip patch antenna using. Design of wearable patch antenna for wireless body area networks. The reflection coefficient is less than 10db for a frequency range of 3. Ramna, amandeep singh sappal design of rectangular microstrip patch antenna using particle. A dual band antenna and a microstrip fed patch antenna, used in the communication lab. The right way to calculate the zin is to just use 50 ohm transmission line z1 in our case to connect it with the patch antenna and to dembed the waveport at the junction of these two.
These antennas are implemented by printed circuit board technologies. 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. The conception of this patch antenna is realized by software hfss ansofthigh frequency structure simulator. Sweety purohit ec department charusat, changa gujrat, india. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. Jan 04, 2017 microstrip patch antenna design using hfss duration. Note inclusion of ihd modifies the project and hence the asterisk appears on projectn. Aug 10, 2014 the feed type and feed position of a patch antenna vary the input impedance. Falguni raval ec department charusat, changa gujrat, india. Introduction the main objective of communication systems is to transmit information bearing signals from transmitter to the receiver via communication channel. Dont give any thickness to them, just use rectangles instead of. The patch antenna is a good place to start for antenna fundamentals. Pdf elliptical microstrip patch antenna for circular. Resonant frequency of the antenna10ghz relative permittivity of the substrate 2.
All the simulations were obtained by using hfss simulator. Rectaangular microstrip patch antenna for wireless. A dual band antenna and a microstrip fed patch antenna, used in. Hfss design of rectangular patch antenna using microstrip. The geometrical parameters of the proposed antenna are calculated using microstrip equations discussed in section iv. Can someone help me in designing microstrip patch antenna. Without a reasonable impedance match, the antenna will not radiate much, if any, power. The main subject of this thesis is to design and optimize a microstrip antenna and specifically a half eshaped patch antenna. Using ansoft hfss, a patch antenna with and without pc as a substrate is analyzed.
Antenna projects using hfss electronics electrical projects. Designing for designing of a microstrip patch antenna, we have to select the resonant frequency and a dielectric medium. 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. You can specify several namevalue pair arguments in any order as name1, value1. Hfss design of circular patch antenna using coaxial feedingprobe feeding duration. Solved find the input impedance of patch antenna in hfss. The dimensions of antenna can be found in the hfss simulation file. Hfss permits parametric studies that give insight on optimizing the parameters of the antenna and feed geometry. The return loss and the various gain plots have been studied along with the radiation patterns. This paper shows the design considerations of the proposed antenna as well as the simulated results of the same. Unlike rectangular patch, the circular patch has only one degree of freedom to control it characteristics is the radius of antenna 2. In this paper, a rectangular microstrip patch antenna is designed using hfss software.
Its the final year presentation at 75% of its full flow. Design and fabrication of microstrip patch antenna. Determining input impedance of patch antenna in hfss. Two pieces of circular and rectangular microstrip patch antenna is designed for results by means of hfss simulation program. Simulate and analyze linear end fire array of patch antenna design. Increasing microstrip patch antenna bandwidth by inserting.
By using four slots on patch antenna he designed a g shape on patch. It consists of rectangular substrate and the metal trace layer as shown in fig. The rectangular micro strip patch antenna was analysed using ansofansys hfss and also made a comparision among the different substrates which shows. Design of wearable patch antenna for wireless body area. Design rectangular patch antenna using hfss part 1 youtube. Dec 20, 2014 this paper also presents that, the detail steps of designing and simulating the rectangular patch antenna and rectangular patch antenna array, in kuband. Microstrip patch antenna design principles ben horwath. Patch antenna design using ansys hfss webinar ozen. Getting started with hfss georgia institute of technology. Rectangular patch antenna array design at ghz frequency. The patch antenna is a good place to start for antenna fundamentals with more coming. A linearlypolarized aperture coupled patch antenna design is characterized and optimized using hfss antenna simulation software. Design rectangular patch antenna using hfss part 1 duration.
It will be helpful for those who do not know about it or find. Micro strip antenna has limited bandwidth due to resonance behavior. In order to test the proposed antenna structure, simulations are performed on ansoft hfss tool. If you have any doubts regarding the design, please drop your queries in the comment box. This application brief describes antenna design using ansys hfss, the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design.
The desired triband operation was obtained by proper loading for a rectangular patch antenna using slots and shorting pins. When this is the case the role of a computer aided design package is vital. Subsequently, the entire structure is simulated in ansoft hfss. How to find exact feeding position in a microstrip patch. 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 parameters evaluated were gain, beamwidth and return loss. Design a rectangular microstrip patch antenna for wlan. Resonant frequency of the antenna10ghz relative permittivity of the substrate. The designed antenna has a resonating frequency of 2. Design of a stacked microstrip patch antenna using hfss. Analysis and design of circular microstrip patch antenna at 5. Analysis and design of rectangular microstrip patch. Secondly, the microstrip antenna was designed to operate at 100 mhz, but it is resonant at approximately 96 mhz. Design of a rectangular microstrip patch antenna using inset.
Workshop rectangular patch antenna introduction to ansys hfss. Feb 11, 2015 this video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Name is the property name and value is the corresponding value. The dimensions of patch antenna were calculated based on the three essential parameters. To increase the radiation and bandwidth, shape of patch can be changed by creating slots on it. Design of a rectangular patch antenna with a photonic. The network showed high success rate as the results of hfss ansoft simulation. Issn 2348 7968 the designed structure of microstrip patch antenna is shown in fig 1. The optimal location and dimension for the loaded elements were obtained with the aid of interfacing a genetic algorithm ga model with an ansoft high frequency structural simulator hfss. I would suggest that you are not doing it the right way. Hfss modeling are developed to calculate the antenna dimensions, for some given resonant frequency, aspect ratio, dielectric constant and height of substrate.