Hruang science invites research papers for the current edition in Science, Engineering , Technology,Pharmacy, Agriculture,Mining. 127mm thickness substrate (3. com in 2 categories. 8x4. 4 GHz operation on a substrate with 2. **Note: Like our stripline impedance calculator, all of our RF calculators allow SI prefix input. Microstrip patch antenna is used in mobile handset due to simple look, lower cost, small size and light in weight. Two points in space, specified as a 2-by-3 matrix corresponding to two three-element vectors of Cartesian. For a more accurate analysis, use ANSYS HFSS or similar programs. The patch antenna, microstrip transmission line and ground plane are made of high conductivity metal (typically copper). The substrate parameters (ε r and h) are required. The dimensions of square patch length L, width W are taken to be equal. 3. In this example, the beamforming transceiver is controlling 8 discrete patch antennas. The microstrip line will be designed on a substrate with a dielectric constant of 10. 2 mm. The characteristic impedance (Z o) of a microstrip transmission line can be calculated using the active calculator or the equations at the bottom of the page. 2 thickness = 0. Search first posts only. Go to our microwave calculator page, our microstrip calculator does this calculation for you! It's time for a Microwaves101 Rule of Thumb! For pure alumina (ε R =9. 29mm, space between trace and top ground is also 0. 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. On the other hand, the type of conductive material used, and. 05/25/2007: Printed Dipole Antenna using Ansoft Designer added in the Tutorials\Tools section. The left-handed medium for the flat lens is realized in HFSS with an effective medium approach; the substrate is assigned a constant negative value of permittivity and permeability. They are suitable for vehicle based satellite link antennas, global positioning systems, radar for missiles and mobile handheld radios. 3) that operates at 2 GHz (see Figure 3. The basic model of a microstrip transmission line is shown in Fig. For the power and transmission line of the first dipole which in this case will be the same distance through the web we perform the calculation at 50 Ω with a frequency of 1. INPUT DATA. Each Port is matched to the characteristic impedance Z 0 of the single, isolated microstrip transmission line. 04 in the ε eff formula for the W/H<1 case. The wider is the crossection of the patch the closer this point is to the edge of the patch. The substrate parameters (ε r and h) and the frequency of interest are required. The proposed 1 × 8 arrays. 1. 5000e+09 Tunable. The standard rectangular microstrip patch antenna has a narrow impedance bandwidth typically less than 5%. 27 mm at 5. This research proposes the design of dual-frequency microstrip antenna using the Y slot method. A 60 GHz high-gain four-element series-fed microstrip patch array antenna is presented. 45GHz. I dunno how to start and from where to start. 5 GHz of center frequency for the WiMax applications. Use the frequency and layer thickness/Dk value to determine the antenna size. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. The antenna is fed by a microstrip line with 50 Ω characteristic impedance and. 6 × 38 × 39. This parameter is used for the loss calculations. Crosstalk occurs when a signal "jumps" from one trace to another, a phenomenon that is unintentional and often unwanted. Description. A. In this case, each coordinate in the vector starts at the origin and lies along the specified points on the x-, y-, and z-axes. Feeding lines is around 0. SIMULATION RESULTS AND DISCUSSIONAbout Patch Antenna Calculator The resource is currently listed in dxzone. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. 1. Abdaljabar et al. 8 GHz for WiMAX and Unmanned Air Vehicle (UAV) applications. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. 42 GHz and 3. 29mm, on the 0. November 6, 2020 By Bill Schweber. Press Analyze to see the results. 254) mm is. 27 mm, and is assigned a perfect conductor material. 6 mm is presented in this article. The printed dipole antenna is often used in planar microwave radiative applications that require an omni-directional pattern. At some point the amplitude will stay constant. This link is listed in our web site directory since Saturday Jul 11 2015, and till today "Patch Antenna Calculator" has been followed for a total of 1156 times. The advantage of the microstrip line fed U-slot patch is that it is easy to form the array. 5. This link is listed in our web site directory since Saturday Jul 11 2015, and till today "Patch Antenna Calculator" has been followed for a total of 1156 times. This design approach helps analyzer microstrip inset-fed patch antennas and helps to locate the exact inset length for 50-? input impedance. i hope you understand. i hope you understand. In a 4 × 4 array of microstrip patches operating at 28 GHz is presented, composed of four-element patch series-fed arrays which have an approximate bandwidth of 1. Site Map . How can you match the impedance of microstrip antenna?The rule of thumb is approx 1/3 of the distance between the two edges. 5 GHz, corresponding to 5. [6] Putranto, Prasetyo, Mashury Wahab, Topik Teguh Estu, and A Flowchart. 3 shall be used. A multiband rectangular microstrip patch antenna integrated with angled split- ring artificial magnetic conducting (AMC) structure is proposed. Additional benefits of patch antennas is that they are easily. Only 2 slots were taken out of the regular patch shape, and a generic feeding line structure. 45/5-GHz WLAN bands. 5 GHz and calculate its resonant frequency. In this paper, a review of the existing theory of chara. The patchMicrostrip object is a microstrip patch antenna. The above equations are also in Transmission Line Design Handbook by Brian C. 1. the calculator for microstrip line in emtalk asks for "elctrical length in degrees" and i am not able to calculate. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. 12BVO/0. P B = Power output of Port 3. In this tutorial, a 2. Figure 5. Patch antennas usually have narrow bandwidths and the 5-GHz WLAN band extends from 5. In summary, the design process for the coaxial probe placement is simple: Select an operating frequency and stackup. The patch antenna developed for 436MHz by Greg (VK3BLG) in 2003 is a remarkable antenna for amateur satellite work. 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. First use a online patch antenna calculator, for which there are several, utilizing dielectric constant, dielectric height and center frequency. emtalk. To use the calculator, place values in either the velocity of propagation field or the dielectric constant field. Four types of antennas were simulated using Computer Simulation Technology (CST) software. 2,578. What is a microstrip patch antenna? It is a kind of internal antenna. Efficient. An individual microstrip antenna consists of a patch of metal foil of various shapes (a patch antenna) on the surface of a PCB (printed circuit board), with a metal foil ground plane on the other side of the board. 52 mm wide conducting strip over a 1. Enter values for W and L for a microstrip line to determine its Zo and Electrical Length. Three-dimensional far-field radiation pattern of a microstrip patch antenna (2. 2. em: talk - HFSS Tutorial 1: Microstrip Patch Antenna A patch antenna is a miniature, surface-mountable antenna. 8 mm 2 and is assigned a PEC boundary condition. This line consists of a metal-backed substrate of relative permittivity (varepsilon_{r}) on top of which is a metal strip. Z 0 = Single Ended Impedance. For precedent, planetoid transmissions require oblique polarization transmission portraits. 78 GHz is achieved. The input impedance at the radiation edge is also. Note: Units do not matter for this calculation as long as they are consistent. The shape of the patch was deemed as the main parameter studied in this research and it had naturally affected most of the antenna characteristics. The substrate thickness, t, is thin. Feb. 4 and 5 GHz. THz electromagnetic wave can permit more densely packed communication links with increased security of communication transmission. files/HFSS/MPA. The proposed 1 × 8 arrays. In the case of the substrate, its dimensions are 5. R w = Terminating resistance between two. The stacked patch configuration is one of the ways of increasing the impedance bandwidth of these antennas to be greater than 25% [1]. “Rectangular Microstrip Patch Antenna Using Air as Substrate for S-Band Communication. 7-2. 035 mm) h is the Thickness of dielectric. A patch antenna is a miniature, surface-mountable antenna. 4GHz to 5. These three methods are outlined in the image below. Press Analyze to see the results. Two antenna miniaturization techniques, based on the use of a Koch fractal contour and a shorting post (connecting the patch to the ground plane), are combined to enable a major size reduction. A detailed investigative analysis on a 2 × 2 microstrip patch array antenna with insets is performed and observed a return loss of − 23. 6 mm. 0x5. em: talk - Company Info. Use the patchMicrostripTriangular object to create a triangular microstrip patch antenna. Analyze. For example: F=10. I try to simulate a patch antenna as defined in emtalk, based on altering the example Simple_patch_antenna. When a Teflon dielectric substrate is used, the resonant frequency is 12. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. Search titles only. 4 GHz, microstrip line feed. Patch Length The dimensions the patch along its length have now been extended on each end by a distance ΔL, the patch length (L) equation now becomes L L eff 2û/ (5) G. Pasternack's Microstrip Patch Antenna Calculator determines the length and width (in millimeters) of a rectangular patch antenna. 1. Overview. Thickness: Thickness of the microstrip conductor. 14 with microstrip feeding, is one of the most widely used planar antennas. Now, i want to wrap the antenna on a cylindrical surface and simulate using HFSS tool. I would expect the physical aperture to be the area taken up by the antenna - so it includes not only the patch, but any strips of bare substrate and ground around the edge. The antenna array with dimensions of (9 × 40 × 0. However, in this paper, hexagonal microstrip patch antennas are designed and simulated for wireless backhaul at 3. Site Map . Z 0 = Characteristic Impedance of the overall system. 002 and height of 1. 4. Units do not matter; use same units for (w) and (h), waveport size will be in the same units as (w) and (h). It has a global. 09/08/2007: Online VSWR calculator added. The microstrip is a very simple yet useful way to create a transmission line with a PCB. Well i can send u a start up rect patch a varied version of emtalk. If the dielectric constant of the material is not known, you can choose to put in the velocity of. Patch antenna feedline with (left) direct feeding, (center) inset feeding, and (right) coaxial feeding. Index Terms-Microstrip patch antenna, MATLAB calculator, CST, 2. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. The designed antenna has a resonating frequency of 2. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. 8 W/Kg has been demonstrated that outperforms than the exiting imaging methods [ 10 ]. The unit vector, n, is normal to the patch edge. That means on ten mil (254 micron) alumina, the width for fifty ohm microstrip will be about 9. . The amplitude of this crosstalk is what this tool calculates. HFSS High frequency simulator is used to analyse the proposed antenna and simulated the result on the return loss, radiation pattern and gain of the proposed antenna. Antenna are designed with a working frequency of 3,5 GHz for 5G and 5 GHz communication systems for. ” InMicrostrip Patch Antenna. The characteristic impedance (Z o) of a microstrip transmission line can be calculated using the active calculator or the equations at the bottom of the page. Patch antenna design for 5G applications as a phased array. The input impedance at the radiation edge is also computed. So. An imaging system based on THz spectrum incorporating nanomaterial-based microstrip antenna provides better resolution at lower cost. Analyze Enter values for W and L for a microstrip line to determine its Zo and Electrical Length. Pasternack's Microstrip Patch Antenna Calculator determines the length and width (in millimeters) of a rectangular patch antenna. In some cases, users require a custom impedance value. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. Where, P A = Power output of Port 2. Press. See there are a lot many books from where you can get those formulas to calculate the length and width of the patch antenna. In this proposed paper, a single band microstrip patch antenna for fifth generation (5G) wireless application was presented. Designedge impedance calculated is 197. 45 * λ 20, 0. Learn how to design microstrip and CPW power dividers using Keysight EEsof EDA tools in this technical overview. Used for various applications, "patch" is a planar rectangular, circular, triangular, or any other geometrical shape metal sheet mounted. 8 GHz and with a characteristic impedance of 75 ohms. The main equation is attributable to Harold A. Formula for Differential Microstrip Impedance Calculator (Using Zo) Where, Z d = Differential Impedance. This paper refers to a detailed analysis on the design and implementation of 4×1 and 8×1 microstrip patch antenna (array) of given specifications using IE3D software and a dielectric material FR4 with dielectric substrate permittivity of 4. 45 * λ 20, 0. 2 Microstrip patch antenna designed using IE3D The results tabulated below are obtained after varying the feed location along the length of the patch from the origin (center of patch) to its right most edge. However, I tried to simulate the exact shape of the antenna (the design from the paper) and developed the project on HFSS initially. 06/27/2007: EM Talk Blog added. 5e9,ForAI=true) pAI = AIAntenna with. 15 to 5. em: talk - Legal Statement; em: talk - Tutorials. Microstrip-fed patches have very narrow bandwidths, almost invariably less than 5%. Regards. Crosstalk is unwanted coupled energy between traces. Backwards crosstalk creates a pulse width. A. 002 and height of 1. The re-wired 1-port is a pure series element, with no shunt path, so it provides an open circuit (red circle) when connected this way. An inset-feed rectangular microstrip antenna is proposed using 1D, 2D, 3D PCs substrate in 0. The coaxial cable, along with the balanced two-wire, is the most common type of transmission line used in RF communications. Track Thickness: mm. Calculation assumes that you are using a 50 Ohm microstrip transmission line. A microstrip transmit patch antenna with harmonics suppression property has been designed for the 2. band which is used by all wireless networks and is freely accessible. microstrip antenna patch calc go through the IEEE paper "the design of microstrip antenna using circuit theory and also go through the book balanie by antenna theory which explain the very well step and also for calculating the Rin for the microstip in google search write the "microstrip fed patch antenna" and you find the site name. In this paper, a high gain novel microstrip patch antenna array design is proposed based on the photonic crystal in terahertz (THz), which can be employed for the next generation wireless communication. The patch feeds are inset to achieve a good match to the feed lines. Microstrip patch antenna is used in mobile handset due to simple look, lower cost, small size and light in weight. 1 Ohm (by calculator on EMtalk and not very correct patch autognd port in sonnet lite). The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. Always perform a Solve Ports Only solution to ensure the waveport is correct. The substrate parameters (ε r and h) and the frequency of interest are required. While commonly constructed using printed circuit boards, this structure can also be built using other materials as long as there is a conductor separated from. 1. Be sure of which one you finally decide to use. Microstrip Crosstalk Calculator Stripline Crosstalk Calculator. In this paper, we show that the traditional microwave design methodology can be simplified based on a broadside-coupled microstrip line as a low loss metamaterial. A microstrip line is shown in Figure (PageIndex{1})(a). Press Analyze to see the results. This article presents a coplanar waveguide fed dual-band microstrip patch antenna for Wireless Local Area Network and Worldwide Interoperability for Microwave Access applications. hfss; em: talk - HFSS Tutorial 2: Dispersion Diagram I. This calculator helps you determine the magnitude of the crosstalk that could occur on a microstrip given its dimensions and source voltage. RF calculations and conversions include metric-standard, link. This means that on each side of the feed line there should be a distance of 1/2 the microstrip width on each side of the microstrip between the microstrip feed line and the patch antenna. Press Analyze to see the results. com i found that for the 100ohm line the width calculated is so low, 0. spar = sparameters (mline,1. The patch cutout for the feed inset should be > 2 times the microstrip width. A rectangular microstrip patch antenna is designed and simulated with CST software using 0. 825 GHz. What is a microstrip patch antenna? It is a kind of internal antenna. The microstrip patch is designed such that its pattern maximum is normal to the patch (broadside radiator). The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. The number of stages can range from 2 to 30 stages. Model Setup. Patch Length The dimensions the patch along its length have now been extended on each end by a distance ΔL, the patch length (L) equation now becomes L L eff 2û/ (5) G. 4 for 0. In this paper, a high gain novel microstrip patch antenna array design is proposed based on the photonic crystal in terahertz (THz), which can be employed for the next generation wireless communication technology and other interesting applications. 53 is designed to have a radius of 0. In the present work an attempt has been made to design and simulation of rectangular microstrip double patch antenna for X band using microstrip feed line techniques. Description. For microstrip patch half wavelength long, the voltage distribution is maximum at the ends, with zero at centre. I got the equations from an article by Professor Ben Horwath at Santa Clara U (titled Microstrip Patch Antenna. For suspended plate-type patch, to find exactly where is this point I cut narrow slot in the patch, install connector from the bottom of Ground plane and slide the patch along the connector to find this sweet spot. The main category is Antenna design calculators that is about Antenna design calculators. Antenna are designed with a working frequency of 3,5 GHz for 5G and 5 GHz communication systems for. A microstrip is a type of transmission line in which a strip of a conducting material like copper is mounted on a dielectric material and routed to a ground plane. 45 GHz Microstrip Patch Antenna Using CSTThe patch antenna calculator linkMicrostrip line calculator li. 7. more. If the ratio (L/W) is close to unity, the radiation pattern will be symmetric but may not provide a resonable input impedance. Created: 16 October 2022. Enter characteristic impedance, the power split ratio, and divider type. I altered the parameters (size, substrate epsR etc), and tried to add a microstrip line for feeding the patch. Feb 17, 2009. 33 hz and the VSWR value is 0. Analyze. 29 db, return loss at 13. 1b shows the coupling scheme of the proposed diplexer. The proposed antenna has two cuts at two of its edges in order. Model of microstrip line showing cross-section. 46 GHz rectangular patch antennas printed on low-cost fiberglass substrates (FR-4), mounted on a ground plane and fed by a microstrip line. In this chapter, analysis and synthesis problems for designing of microstrip patch antennas were discussed using the artificial. 8 mm 2 and is assigned a PEC boundary condition. Printed antennae. The model of the printed dipole is shown in Fig. Snell's law applied to the interface of a RHM/LHM. The method uses a thin film to decrease the antenna’s resonance frequency while keeping the antenna’s patch. The electrical parameters may be determined from specified physical parameters, or the physical parameters required to meet a given set of electrical parameters may be found. Hi, i'm designing some microstrip antennas and i have some questions. Benefits of Microstrip Patch Antenna Transmission situated operations. Calculators. 8 GHz [], so we obtain:. Circular microstrip antennas are used as low-profile antennas in airborne and spacecraft applications. The far field results are compared for the following configurations: Pin-fed, finite ground and solved using MoM (SEP). Figure 1. The substrate parameters (ε r and h) and the frequency of interest are required. The substrate has a dielectric constant εr. The dipole arm's width (W) and length (L) will be optimized for 3. Microstrip Impedance Calculator Enter the Height, Width and Permittivity to get the Impedance of the Microstrip Note : The unit of the height and width entered must be the same. Rho: Conductor resistivity relative to copper. dBm to Watt converter Stripline Impedance calculator Microstrip line impedance Antenna G/T Noise temp. 1 GHz is selected and 401The microstrip antenna can also be matched to a transmission line of characteristic impedance Z0 by using a quarter-wavelength transmission line of characteristic impedance Z1 as shown in Figure 2. Equation (14-20a) states. Following equations or formula are used for this microstrip patch antenna calculator. If the ratio (L/W) is close to unity, the radiation pattern will be symmetric but may not provide a resonable input impedance. This technique is commonly employed with patch antennas. This calculator is designed to calculate the inductance of a microstrip given its dimensions (width, length and the distance of. 85 THz. The proposed antenna is designed using the artificial neural networks (ANN) method based on the multilayer perceptron structure; it is composed of a coplanar. By default, the dimensions are chosen for an resonant frequency of 15 GHz. 8 GHz. A low profile, unidirectional, dual layer, and narrow bandwidth microstrip patch antenna is designed to resonate at 2. High Integrate Broad-Band Microstrip Antenna Array Using Multilayer Printed Circuit Board (MPCB) Technology. 2 Length of the patch, in µm. Four types of antennas were simulated using Computer Simulation Technology (CST) software. 27 mm at 5. em: talk - Electromagnetics and Microwave Engineering. I was using the following calculator to try and calculate what the thickness needs to be and got a result of approx 3mm, this seems very large! I used the following parameters: Dielectric Constant (εr): 4. Second possibility: Search „microstrip patch antenna calculator“ with Google and you get this link to an online calculator, which isMicrostrip Impedance Calculator. 1. 06/27/2007: EM Talk Blog added. W (Line width) :Microstrip Antenna (MSA) Pros-•Light weight & Lower Size •Low Cost •Capable of dual and triple frequency operation. Access Rogers' calculators, literature, technical papers and request samples on your smart phone or tablet through the ROG mobile app. The substrate parameters (ε r and h) and the frequency of interest are required. 25 GHz dielectic const = 2. e. In fact, striplines often make components such as band-pass filter's more accurately, with more symmetric roll-off and no lower cutoff frequency. The plots show the magnitude and phase of the input impedance. Question: A lossless microstrip line uses a 1. Wu Odd and Even mode fields in microstrip have different percentages of total field fringing through air which changes effective Er Leads to velocity variations between even and odd +1 +1 +1 . If edge impedance depends on port width, then using formula 1) is wrong?The simplified test bench setup shown in the above figure is used to measure the cross talk between two microstrip lines on a grounded substrate. everything RF has created a series of RF calculators to help engineers and students with common calculations that they need to conduct frequently. 5 Microstrip Line. The antenna is designed withISSN: 1109-2742 63 Issue 1, Volume 9, January 2010 WSEAS TRANSACTIONS on COMMUNICATIONS M. i need help in calculating the dimensions of patch antenna. The patch is of length L, width W, and sitting on top of a substrate (some dielectric circuit board). Intrinsic techniques, proximity coupled and aperture-coupled patches, applying horizontally coupled patches to driven patch on a single layer and stacked patches are discussed. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo). There are four different types of impedance used in characterizing differential trace impedances. Model Setup. hfss ports only solution halo i am new to hfss and actualy am confused about how to size the wave port now what i do is once i have calculated the microstrip line width i use the wave port claculator at emtalk to find the wave prt dimension than i use sole port only to find Z0 appearing at the port . Commonly fabricated with printed circuit board (PCB) technology, a microstrip antenna calculator tool is an electrical transmission line that is. For suspended plate-type patch, to find exactly where is this point I cut narrow slot in the patch, install connector from the bottom of Ground plane and slide the patch along the connector to find this sweet spot. 2. An embedded microstrip is a microstrip transmission line or flat conductor separated from the ground place via a dielectric material. Relative Dielectric Constant ( εr ): Track Width (S): mm. This is an approximation, it doesn't include G12, or the correction to G1 to account for the patch width. 7. 0x5. Hello, It's difficult to do what you called 'simulation of microstrip line using MATLAB', but if you just want to have a width and length value, for certain impedance and electrical length at certain frequency, you could get it from transmission line calculator from Microwave Office or ADS. The design, modeling and analysis of simulation results were. Press Analyze to see the results. Enter values for W and L for a microstrip line to determine its Zo and Electrical Length. This document covers the theory, design steps, simulation and verification of various types of power dividers, such as Wilkinson, T-junction, and branch-line. The measured result of resonant frequency is very close to the simulated result. Press Analyze to see the results. 1 of the Microstrip Calculator using H2 in place of h, εr,eff can be computed as specified in Eq. 8 GHz, which makes the design challenging. Identify best matched Rogers' bonding material by sorting according to design attributes. Wheeler and was published in, "Transmission-line properties of a. The antenna consists of one H-slot and one inverted T-slot loaded over. An arbitrarily shaped microstrip patch antennaDesign a quarter-wavelength microstrip impedance transformer to match a patch antenna of 80 Ω with a 50-Ω line. (2019), the author designed and 3. Recent advancements in communication systems require a high possible data rate and high gain to overcome the path losses. com in 2 categories. Calculation assumes that you are using a 50 Ohm microstrip transmission line. Patch Antenna Calculator. **Note: Like our microstrip line impedance calculator, all of our RF calculators allow SI prefix input. there is a small gap on both side of the microstrip with patch. An 8-element series-fed array was designed, fabricated and measured. 1) calculate edge impedance Z=90* (Er^2/ (Er-1)) 2) calculate quaterwave matching line as sqrt (Z*50) 3) connect edge through matching line to 50 ohm line. 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. 3mm (100Ohm). If you have questions, comments, and/or suggestions please contact me by email: support "at" emtalk. Analyze. The substrate parameters (ε r and h) and the frequency of interest are required. The substrate parameters. 5 GHz for the patch with default dimensions. For the proposed design this paper got a high gain of 17. Wadell, Artech House 1991, with some differences in calculating ε eff. HFSS is one of the better solution for Patch antenna design. By definition, a printed antenna is one that is fabricated using standard photolithography technique. 27 mm 3 and the substrate material is Rogers RT/duroid 6010/6010LM. They are mostly used at microwave frequencies.