Microstrip patch antenna design for ku band application. Unfortunately, patch antennas typically exhibit low gain and narrow bandwidths. For wideband patch antenna design on new cst 2017 version, please watch this. A reconfigurable stacked microstrip patch antenna for.
Introduction microstrip patch antennas have drawn the attention of researchers over the past few decades. Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. Patch antennas and microstrip lines 51 amount of power that is transferred to the load or the amount of power reflected back. Structurally robust and light weight a microstrip antenna msa in its simplest form consists of a radiating patch on one side of a dielectric substrate and a ground plane on the other side. Msas are also known as patch antennas or printed ante. Design and analysis of rectangular microstrip patch antenna using. Antennas using patches as constitutive elements in an array are also possible. Microstrip square patch antenna using cst by shamsur rahman. Consider the microstrip antenna shown in figure 1, fed by a. A patch antenna is a narrowband, widebeam antenna fabricated by etching the antenna element pattern in metal trace bonded to an insulating dielectric substrate, such as a printed circuit board, with a continuous metal layer bonded to.
Microstrip antenna design with cst my antenna simulations. Design and simulation microstrip patch antenna using cst microwave studio. However, the antennas inherent narrow bandwidth and low gain is one of their major. Pdf design and simulation microstrip patch antenna using cst. Patch antenna has a narrow bandwidth so it has a complexity in tunings. As there is currently an urgent need for graduate students and practicing engineers to gain an in. How to find impedance at edge of a microstrip patch in cst. It is mounted on a small, rectangular, flat surface and consists of two metallic plates placed upon each other. This paper presents the application of frequency selective surfaces fsss in rectangular microstrip patch array antenna mpaa as a. Microstrip patch antenna consists of a radiating patch on one side of a dielectric substrate fr4 that has a ground plane cu on the other side as shown in fig. Fourelement microstrip patch array antenna with corporate. Thus, patch 2 is not electrically connected to feed 2 or ground. A patch antenna is a narrowband, widebeam antenna fabricated by etching the antenna element pattern in metal trace bonded to an insulating dielectric substrate, such as a printed circuit board, with a continuous metal layer bonded to the opposite side. Click here to go to our page on circular patch antennas new for september 2018.
Patch antennas are often desirable for wireless communications systems for their low profile, compact size, ease of implementation, and low implementation cost. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. Microstrip line feed is used, simulation results are obtained using cst microwave studio and the fabricated antennas are measured using wave and antenna. Patch antennas are low cost, have a low profile and are easily fabricated.
A patch antenna is a lowprofile directional radio antenna that is used for indoor locations covering singlefloor offices, stores and small studios. Analysis and design of circular microstrip patch antenna at 5. The patch may be in a variety of shapes, but rectangular and circular are the most common. Rectaangular microstrip patch antenna for wireless. Microstrip antenna design with cst in general microstrip patch antennas are also known as printed antennas. Flat surface makes them ideal for mounting on airplane impedance matching fairly simple microstrip patch antennas have a very high antenna quality factorq. In the case of a microstrip linefed antenna, where the source and the transmission line. Dual band microstrip patch antenna for gsm and wimax application designed on cst microwave studio software of proposed microstrip line fed patch antenna with single band operation for wlan application. Deschamps in 1953, but didnt become practical until the 1970s when it was developed further by researchers such as robert e.
Jun 01, 2015 design and simulation microstrip patch antenna using cst microwave studio slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Microstrip patch antenna array design to improve better gains. Siddaiah procedia computer science 85 2016 401 a 409 fig. It usually consists of a metal patch on top of a grounded dielectric substrate. Microstrip antenna an overview sciencedirect topics. Q represents the losses associated with the antenna and a large q leads to narrow bandwidthand low efficiency. There are several reasons why microstrip antennas are so popular.
Microstrip antennas have become fashionable in some wireless communications systems, such as in the use of arrays with parabolic reflectors or even in the use of a patch antenna in the back of a cellular phone, as shown in figure 5. Design and analysis of microstrip patch antenna arrays. The frequency range in which the antenna is planed to be be propagating, the size of the antenna, the material, the gain of the antenna and. Design and simulation microstrip patch antenna using cst. Mar 26, 2017 structurally robust and light weight a microstrip antenna msa in its simplest form consists of a radiating patch on one side of a dielectric substrate and a ground plane on the other side. We use a simple rectangular, half wave long, probefed patch operating in its fundamental mode as an example. Cst, microstrip patch antenna, radiation pattern, return loss, wlan. Micro strip antenna consists of a very thin metallic strip placed on a. The basics of patch antennas, updated orban microwave. So, there is a requirement to increase the bandwidth and gain of microstrip patch antenna mpa. In this research paper, the authors have designed a microstrip rectangular patch antenna used in educational broadcasting service ebs.
In general microstrip patch antennas are also known as printed antennas. Multiple patch antennas on the same substrate see image called microstrip antennas, can be used to make high gain array antennas, and phased arrays in which the beam can be electronically steered. Cst microwave studio is used to design the metamaterial based rectangular microstrip patch antenna. This will be the focus of the laboratory activity in this course, because.
The study of microstrip patch antennas has made great progress in recent years. Microstrip antennas are becoming very widespread within the mobile phone market. Mar 17, 2017 this video explains the use of cst for rf application to design patch antenna. If you continue browsing the site, you agree to the use of cookies on this website.
Also called patch antennas one of the most useful antennas at microwave frequencies f 1 ghz. Would the 50 ohm characteristic impedance change since wf is changed from 2. The paper compares the proposed design with fourelement antennas fed with only seriesfed and corporatefed microstrip antennas. All three antenna designs use rectangular microstrip patch elements with two insets and slots on both sides of the patch. Microstrip patch antenna, metamaterials, survey of substrates, circular patch, fr 4 epoxy 1.
Different substrates use in microstrip patch antennaa survey. Microstrip patch antennas are used for communication purposes especially in military and civil applications. In this paper a simple microstrip patch antenna is designed in cst microwave studio at a resonant frequency of 2. One plate is larger than the other, which is called ground plane and. Microstrip patch antenna design santa clara university. Microstrip antennae are very simple in construction using a conventional microstrip fabrication technique. Their low profile design, often square or rectangular, allows them to be mounted to flat surfaces. The rectangular microstrip patch antenna is designed using computer simulation technology cst microwave studio which is a commercially available electromagnetic simulator. Patch antennas and microstrip lines semantic scholar. Left side view of the microstrip patch antenna the proposed microstrip patch antenna at designed frequency 14 ghz on teflon dielectric substrate simulated with cst mw studio simulator. Aug 07, 2014 a microstrip or patch antenna is a lowprofile antenna that has a number of advantages over other antennas. Microstrip or patch antennas are becoming increasingly useful because they can be printed directly onto a circuit board.
There are few basic things that must be known before designing an antenna in general such as. Design of microstrip patch antenna with inset feed in cst for ebs. Microstrip square patch antenna using cst by shamsur rahman akash duration. Consider the microstrip antenna shown in figure 1, fed by a microstrip transmission line. Design and optimization of rectangular microstrip patch array. The fundamentals of patch antenna design and performance. The paper proposes a simple fourelement microstrip patch array antenna fed with corporateseries technique. Microstrip patch antennas have become the favorite of antenna designers because of its versatility and advantages of planar profile, ease of fabrication, compatibility with integrated circuit technology, and conformability with a shaped surface. Design and simulation microstrip patch antenna using cst microwave studio slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. These are the dimensions of the microstrip antenna. A metal patch mounted at a ground level with a dielectric material inbetween constitutes a micro strip or patch antenna. The most common type of microstrip antenna is the patch antenna. The patch antenna, microstrip transmission line and ground plane are made of high conductivity metal.
Top view of the microstrip patch antenna all dimensions are in millimeter mm fig. A variant of the patch antenna commonly used in mobile phones is the shorted patch antenna, or planar invertedf antenna pifa. In contrast, when feed 1 is off and feed 2 and the shorting pins are on, patch 1 is disconnected from feed 1, while. Rectangular microstrip patch antenna, return loss, vswr, bandwidth, high frequency structure simulator hfss v 11, wireless communication. P, india abstract here we made an attempt to maximize the gain of microstrip patch antenna. Compared with conventional antennas, microstrip patch antennas have. Motilal nehru national institute of technology allahabad. I would like to know how to compute the impedance at the edge of a microstrip patch in cst. Patch antennas the fundamentals of patch antenna design and performance by gary breed editorial director m icrostrip patch antennas also just called patch antennas are among the most common antenna types in use today, particularly in the popular frequency range of 1 to 6 ghz. Patch antenna category is a curation of 10 web resources on, patch antenna for apt, the basics of patch antennas, patch antenna. What is the difference between slot antenna and patch. These are very low size antennas having low radiation. Design and simulation microstrip patch antenna using cst microwave studio presentation pdf available march 2019 with 4,907 reads how we measure reads. Design and performance analysis of rectangular microstrip patch.
Apparently it has been done in one of the papers i was going through and i shall like to know how. Slot antenna differs with patch antenna in many aspects. Patch antenna is actually a patch antenna placed over a antenna base. The distance between the patch and the ground plane the. Since patch 1 is fed by feed 1, and patch 2 is electromagnetically coupled to patch 1, the whole geometry becomes a stacked microstrip patch. This type of antenna had its first intense development in the. Actually, slot antenna is a radiating element formed by a slot in a metallic surface.
Pdf introduction on microstrip patch antenna design rectangular microstrip patch antenna with microstrip feed line theoretically to design. In the case of a microstriplinefed antenna, where the source and the transmission line. This video shows how to design a wideband patch antenna or monopole antenna in cst from the scratch including simulation results s11. Introduction this article introduces the basic concepts of patch antennas.
1354 63 808 603 1307 400 386 909 906 959 1417 112 652 717 1195 82 345 269 568 1104 1458 864 178 1043 1426 1391 746 495 866 617 954 1256 1068 1477 208 15 515 949 1487 982 828