Figure 1a shows configuration of microstrip antenna with s coupled metamaterial superstrate. Following equations or formula are used for this microstrip patch antenna calculator. In mobile applications, the vehicle body acts as the ground plane reflective unit. Circular patch antenna radius calculator online linn wiberg. Microstrip patch antenna calculator patch antenna formula. However when it is not possible to ground mount an antenna because of ground conditions or it is necessary to elevate the antenna, another solution is to use a ground plane.
This antenna does not take any much extra size and can be etched on the same mobile pcb itself. Patch and ground plane design of microstrip antennas by. The research paper published by ijser journal is about microstrip patch antenna parameters, feeding techniques and shape of the patch a survey, published in ijser volume 6, issue 4, april 2015 edition. The user need to enter center frequency,dielectric constant and height of substrate as input parameters to this microstrip patch antenna calculator. Ground plane dimentionwg, mm output4 example of microstrip patch antenna calculator. What is the optmized size for a ground plane for micro strip antenna. The return loss and radiation patterns are shown in figure10.
Circular patch antenna radius calculator online crimsonred. There are usually four radials, three being a minimum, but you could use up to six. Whats the difference between a dipole and a ground plane. Jpole antenna lambda4 groundplane designer logarithmic periodic dipole antenna calculator microstrip patch antenna calculator. Pasternacks microstrip patch antenna calculator determines the length and width in millimeters of a rectangular patch antenna. Patch and ground plane design of microstrip antennas by material distribution topology optimization emadeldeen hassan, eddie wadbro, and martin berggren abstractwe use a gradientbased material distribution approach to design conductive parts of microstrip antennas in an ecient way. It is not a thumb rule for considering size of ground plane.
Effects of ground plane size on a square microstrip patch antenna designed on a. Ground plane antenna calculator this calculator requires the use of javascript enabled and capable browsers. This calculator can be used to design a quarter wave ground plane antenna, with radials. Also configuration of antenna with double split ring metamaterial superstrate has been shown in fig. Understanding antenna specifications and operation, part 2.
For circular sector patch antenna, the expression of the radius a of the patch is 3. What is the optmized size for a ground plane for micro. The metal surface enables the signal generated when transmitting to reflect off the surface and travel into the atmosphere. As per calculations, ground plane m n should be minimum 6 times the.
If the ground plane is adequately sized and conductive, the performance of the ground plane is equivalent to a vertically mounted. Amateur quarter wave ground plane antenna calculator. What are the exact materials used in designing a microstrip patch antenna. So, in this video, im going to show you how to design rectangular microstrip patch antenna. Microstrip patch antenna parameters, feeding techniques. This patch antenna calculator calculates length and width as outputs. The presentation of techniques in the starshaped patch and ground plane. An inset fed rectangular patch antenna is designed to operate at 2. Ground mounted antennas are often very easy and convenient to use. This calculator is designed to give the vertical length height of a quarter wave ground plane antenna, and the length of each of the four radials often called radiators for the frequency chosen. This is a simple rectangular patch built over a rectangular ground plane. Microstrip patch antenna is used in mobile handset due to simple look, lower cost, small size and light in weight. It can be understand for microstrip antenna in this way. Design of rectangular microstrip patch antenna part 1.
The approach is based on solutions of the 3d maxwells. A ground plane for a cb radio antenna is the metal surface needed below the antenna. This pc board layout, with wide ground plane paths between antenna and battery, results in good performance due to the low rf impedance across the board. Metamaterials, miniaturization and slot antenna researchgate, the professional. Patch antenna parameters variation with ground plane.