The purpose of this project is design and analysis an array of patch antenna at 2. Contrastive parametric analysis of rectangular and. Figure 6 shows the current distribution on the patch. The objective of this research is to analysis the results of different patches for different dielectric constants as 2. In desiging the microstrip patch antenna many parameters are important.
The laalo 3 was chosen as a substrate material for the designed patch antenna with a dielectric constant of 23. Design and realization of circular patch antenna for sband. Micro strip line series feed patch antenna here in this article, series feed patch antenna is used to design the micro strip patch antenna. Ansys hfss is the industry leading 3d electromagnetic em simulation tool for high frequency and high speed electronic components including antenna design and placement. In this paper, a design and realization of a coastal radar antenna that works on sband frequency was presented. 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. If the ratio lw is close to unity, the radiation pattern will be symmetric but may not provide a resonable input impedance. Hfss design of circular patch antenna using coaxial feeding. Design of a high gain circular patch antenna for gsm1800 band.
In the modern days the development in communication systems engineering requires the development of low profile antennas that are capable of maintaining high performance over a wide spectrum of frequencies. The gain of antenna is increased by inverted suspended circular. Hey guys do read the steps given below before watching video. The second design is composed of one loop director and one rectangular. Increasing microstrip patch antenna bandwidth by inserting. High frequency structure simulator hfss software is used to compute the gain, axial ratio, radiation pattern, and return loss s11 of proposed antenna. Design of a high gain circular patch antenna for gsm1800. The main objective of simulation is to increase the gain of patch antenna.
Hfss stands for high frequency structural simulator. Mar 07, 2016 software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. The simulation results of antenna shows the return loss is 21 db at 1. Antenna design procedure we are going to design rectangular microstrip patch antenna with and without slots on fr4 dielectric substrate. Thus a compromise has to be made between the antenna dimensions and antenna performance. Comprehensive study and design of rectangular and circular microstrip patch antenna free download abstract the comparison between parameters of the rectangular and circular patch antenna is presented in this paper. So this antenna is having more increased bandwidth. Circular microstrip antenna cmsa, defected ground structure dgs, high frequency structure imulator. We used hfss high frequency structured simulator software for simulation of antenna and to find out the results. Patch antenna design using hfss ozen engineering and ansys. These parameters are the actual radius of patch, effective radius of patch, conductance due to radiation, conductance due to conduction, conductance due to dielectric loss, directivity, input resistance and quality factors due to conduction, dielectric loss, and radiation. Design of circular polarized microstrip patch antenna for l band international journal of electronics signals and systems ijess issn. The antenna designed on a substrate of dimension 59 mm 79 mm.
The coordinate axis is taken at the center of the patch or substrate. In this paper, the modification of the circular patch has been done which resulted the biconvex lens structure and then the design has been done by using the hfss software. Gui for the rectangular patch antenna is as shown below. Table 1 antenna design specification parameter values frequency band used ism band operating frequency. We obtain the circular polarization with a single source and upsetting the structure of the patches.
It consists of rectangular substrate and the metal trace layer as shown in fig. Design of a rectangular microstrip patch antenna using. Design and performance evaluation of microstrip antenna. Design of a rectangular microstrip patch antenna using inset. Since it help both transmitting and receiving the information. Antenna gui design using matlab in this paper utilization of the design equation of rectangular patch antenna and circular patch antenna is done for the preparation of the graphical user interface in matlab. Design and analysis of circular shape microstrip patch antenna for. Im designing a microstrip circular patch antenna on hfss. Design and performance evaluation of microstrip antenna for ultrawideband applications using microstrip feed. Following completion of this course, you will be able to. The operation frequency of patch antenna was designed at 2. Circular patch the modes supported by the circular patch antenna can be found by treating the patch, ground plane, and the material between the two as a circular cavity. This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss.
The two iterative circular fractal antenna have been designed and simulated with ansoft hfss and fabricated on fr4 substrate with dielectric constant of 4. In this antenna design, a circular patch on the upper plane of the antenna and etched multiple lshape structure on the ground plane. Design of microstrip patch antenna in hfss full hd duration. Main purpose of this is to analysis the radiation pattern of rectangular and circular microstrip patch antenna for different dielectric substrates and comparison of these results. Dual ushape microstrip patch antenna design for wimax applications. Of course, tradeoffs also occurs, so you must be careful. 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. 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. Values of different parameters which we used in antenna design are shown be. The dimensions of patch antenna were calculated based on the three essential parameters. For different wireless applications, the selected range of frequency is 2. Pdf workshop rectangular patch antenna introduction to.
The return loss and the various gain plots have been studied along with the radiation patterns. Software used to design microstrip patch antenna hfss is commercial finite element method solver for electromagnetic structures from ansys corp. A fortran program was developed to simulate the basic parameters of a microwave circular patch antenna. Introduction an antenna is one of the essentialparts for microwave communication. Comparison of circular sector and rectangular patch. A circular patch antenna of 32 mm radius has been optimized using ansotf hfss. Type of antenna that had been used in this research is a microstrip patch antenna.
Microstrip patch antenna design using hfss duration. Design of a circular microstrip patch antenna for 2. The parameters evaluated were gain, beamwidth and return loss. Design and simulation of patch antenna using hfss software. Em electromagnetic simulator software ansofts hfsshigh.
Series feed arrays are frequencysensitive and lead to bandwidth restrictions. Microstrip patch antenna design santa clara university. After the simulation, the micro strip antenna is fabricated using fr4, with dielectric constant. 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. Jun 22, 2016 hey guys do read the steps given below before watching video. Feb 11, 2015 microstrip patch antenna design using hfss duration. Make a pdf prototype of patch and ground of the antenna designed in. Design and realization of circular patch antenna for sband coastal radar abstract. 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. Here is an album with the results of the antenna in case you need any more results, let me know, ill compute and upload. Workshop rectangular patch antenna introduction to ansys hfss. Hfsss microstrip patch antenna design part1basics of. Note that a quarterwave length transformer was used to match the patch to a 50 ohm feed line. Shows the geometry of the proposed four element square micro strip antenna in hfss four element square patch array antenna design simulations results are as follows.
Im designing a microstrip circular patch antenna on hfss, and had a few fundamental questions. Rectangular patch antenna array slotted design for triple. Abstract a fortran program was developed to simulate the basic parameters of a microwave circular patch antenna. Pdf dual frequency circular microstrip patch antenna design. The design of proposed patch antenna with dgs is shown in the figure 6. The designs are simulated and analyzed by finite element method fem based high frequency structure simulator hfss em simulator software. Analysis and design of circular microstrip patch antenna at 5.
Now, on the other hand without proper design, when you place any scatteringradiating structure too close to the ground plane e. First the model of the microstrip patch antenna has to be drawn in hfss. Hfss antenna practices impedance matching antenna with circuit elements and explores examples of finite array design analysis with unit cells and floquet modes. This video shows the simulation of circular patch antenna with the help of software hfss. Design and realization of circular patch antenna for s. Make a pdf prototype of patch and ground of the antenna designed in hfss using adobe illustrator.
Design and simulation of ircular microstrip patch antenna ieee. Antenna design antenna modeling software ansys hfss. Oct 05, 2016 design and realization of circular patch antenna for sband coastal radar abstract. A dual band antenna and a microstrip fed patch antenna, used in the communication lab. Design and performance evaluation of microstrip antenna for.
Conclusion in this work, the goal was to design and simulate a circularly polarized microstrip patch antenna which has a resonant frequency of 1. Amalu department of physics, university of jos, jos, nigeria. 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. This antenna applicable where the light weight is the main requirement. Design of square patch antenna with a notch on fr4 substrate. The fundamentals of patch antenna design and performance. Create antennas from the antenna design toolkit or by drawing new geometry. Now when that happens, the usual microstrip patch antenna analysis comes in. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna.
International journal of science, engineering and technology research 2. Design and analysis of circular microstrip antenna at. The dimensions of antenna can be found in the hfss simulation file. It is one of the several commercial tools used for antenna design. This workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Based on the designed patch antenna, many phased arrays will be simulated using hfss. Abstractin this paper, the design of crown circular shaped fractal microstrip patch antenna is presented. The microstrip patch antenna calculator determines the length l and width w of a rectangular microstrip patch antenna for a given resonant frequency or vice versa. Also the circular patch antenna offers about 8% higher radio bandwidth and nearly 2. Circular polarization is generated by truncating two opposite edges from a circular patch antenna at 45 to the feed. This thesis presents a new design for a circularly polarized antenna based on a circular microstrip patch. Design analysis of microstrip patch antenna for rectangular. Ijiset international journal of innovative science. As it is seen on the graph, while current is crowded on the center of the antenna it is much less, at the corners.