The fundamentals of patch antenna design and performance. Simulation and results the proposed antenna was simulated by using hfss high. Patch antenna design using hfss this workshop is intended to show how to simulate and analyze a microstrip patch antenna using ansys hfss. Antenna arrays will be examined later in the series. Synthesis is compared between the provided tool and designer, as hfss is strictly an analysis tool. Microstrip patch antenna design santa clara university. Thus in this tutorial, a dipole antenna will be constructed and analyzed using the hfss simulator. Proposed rectangular microstrip patch antenna using hfss software v. Aim 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 dielectric constant. What is the best book for getting started with the hfss. Pdf high frequency structure simulator hfss tutorial.
The following workshop provide a comprehensive understanding of. Pdf on jan 1, 2004, hussain alrizzo and others published simulation od microstrip. Ansoft designer and ansoft hfss, for example microstrip and stripline structures. The objective of this tutorial is to simulate a microstrip patch antenna. Please, help with microstrip filter hfss design i have replaced the mentioned surfaces by a wave port placed directly in the face of the box substract that is perpendicular to both ground plane and microstrip i think i saw this way of exciting the structure on a hfss video tutorial. Simple microstrip line go through the hfss tutorial available from the ece451 course website. Em talk store added find discount microwave engineering components and devices. Patch antenna design using hfss ozen engineering and ansys. Attach screenshots of your design, as well as your plots with commentsobservations. Microstrip antenna arrays 363 defining an equivalent loss tangent gc, given by gc 2zpvh, where v is the strip conductivity, h is the substrate height and p is the free space permeability.
Design and analysis of microsrtip square patch antenna under the kind guidance of. Analysis and design of circular microstrip patch antenna at 5. Microstrip patch antenna design and simulation vengalam mahendra reg no. Why is 100 ohm transmission line used in this microstrip array antenna.
Microstrip line design in hfss part1 use captions. Contribute to courserepsecen452 spring2016 development by creating an account on github. Also, look at the profile of your simulation by going to hfss results solution data. It includes instructions to create, simulate, and analyze a probe feed patch antenna. Rectaangular microstrip patch antenna for wireless. The hfss package is introduced and tested on a basic rectangular patch antenna to confirm well known results in the theory and literature. Design of millimeter wave microstrip patch antenna for. To obtain the field patterns, intrinsic impedance and wavelength for the first 4 modes. The propagation delay of the microstrip line can also be calculated, as per eq. Hfss is an interactive simulation system whose basic mesh element is a tetrahedron. A simple microstrip transmission line is design here. Apple claims iphone 4 has novel antenna design added. The parameters evaluated were gain, beamwidth and return loss.
The proposed antenna operates in mm wave frequency band that provides enhanced bandwidth and data rate. Increasing microstrip patch antenna bandwidth by inserting. There is a pretty number of books available on amazon for 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. Input impedance 100 resonant frequency of the antenna10ghz. The methods of feeding the rf power directly to the patch antenna is to make it radiate by using a microstrip line feed and a coaxial probe feed. Pdf simulation od microstrip antenna using hfss researchgate. Hfss tutorial 1 microstrip patch antenna with coaxial. Specifically, the transmission line model is useful for the patches that are in rectangular in shape and it ignores field. Hfss introduction quick and complete introduction of. The microstrip ring resonator was used extensively in the study of microstrip dispersion due to the ease of measuring the effective dielectric constant.
The design is analysed by finite element method fem based hfss simulator software 14. The feeding direct techniques were illustrated by mandal 6. The resonant input resistance at the edge of the microstrip conductor is generally greater than the feedline characteristic impedance and requires an impedance. This video demonstrates the use of several modeling tricks in ansys hfss to create a microstrip design and excite it with a lumped port. Picking up from where part 1 left off, this article explores the singleelement, rectangular microstrip antenna. Pdf workshop rectangular patch antenna introduction to. Microstrip patch antenna parameters and experimental setup simulation, fabrication and measurement 66 2. Design of compact microstrip patch antenna for mimo system using hfss software is proposed. High frequency structure simulator hfss tutorial prepared by dr. Resonant frequency of the antenna10ghz relative permittivity of the substrate 2. Analysis must include first three modes te10, te20, te01 3. Fang microstrip antenna design handbook garg et al title says it all, but a few inaccuracies have been found antenna theory constantine balanis used for antennas i elen 715.
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. But, i personally think it would be better for one to go through the hfss guide. However, the results of the synthesis calculations are analyzed in hfss as a sortof check graphical user interface gui. Microstrip patch antenna using hfss linkedin slideshare. Printed dipole antenna using ansoft designer added in the tutorials\tools section. The microstrip ring resonator for characterising microwave. Hfss tutorial courserepsecen452spring2016 wiki github. The ring resonator was first presented by troughton in 1969 1 who described the new technique and plotted graphs of the effective dielectric constant of various microstrip lines on alumina. Ec 4th year shivanshu awasthi ec 4th year sarvesh kumar nishad ec 4th year novman asif ec 4th year. 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.
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. Pdf rectangular patch antenna array design at ghz. Due to its planar configuration and ease of integration with microstrip technology, the microstrip patch antenna has been heavily studied and is often used as elements for an array. Rectangular waveguide hfss r objective getting started with hfss a tutorial using hfss, simulate an airfilled wr90 waveguide shown above. 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 hfss getting started course also introduces high performance computing and parameterized sweeps and optimization in the hfss optimetrics package. Pdf high frequency structure simulator hfss tutorial otman. The objective of this tutorial is to simulate a microstrip patch antenna resonating at a. Post processing focuses on sparameter plots and field overlays on geometry. Simulate and analyze a rectangular patch antenna using ansys hfss. Design and analysis of microstrip patch antenna arrays. Creating the microstrip repeat the previous steps to create 7 more variables with the following values. Interestingly, for a given geometry model, the delay constant in nsft is a function only of the dielectric constant, and not the trace dimensions see reference 6. The formulas we used to calculate the length and width of patch are shown below. Rectangular microstrip patch antenna for wireless communications at 6. The software used to model and simulate the microstrip patch antenna is hfss. For australian and new zealand students, tutorials located here. Simulated results in hfss when we completed the design part of the proposed antenna we got the simulated results of the antenna which includes return loss s11 parameter, vswr, 2d radiation pattern as well as 3d radiation pattern. This is the tutorial video on ansoft hfss software.
P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. The focus of the course is rf and microwave, including filter, microstrip and waveguide structures. This multipart tutorial explores the radiation properties of rectangular microstrip antennasspecifically, the radiation method, coupling of the feed structure to the microstrip radiating element or elements in the case of array structures, and the simple transmissionline. L wi for i 1, 2 are the inductances per unit length of the appropriate micriostrips, having widths w 1 and w 2, respectively.
The rectangular micro strip patch antenna is analyzed using high frequency structure simulator hfss v 11. This is the oneway transit time for a microstrip signal trace. Synthesis and analysis of microstrip and stripline. Now that youve completed this tutorial you understand how to create new designs in hfss position and size parts using variables modify parts using boolean operators like subtract navigate view in hfss edit material properties and aesthetic properties. Mimo multiple input multiple output,hfsshigh frequency structure simulator,mm wave frequency 1. Go through the hfss tutorial available from the ece451. If you are looking for hfss tutorial then this video playlist will help you to learn antenna. Microstrip patch antenna with slots in ground plane.