Analysis of a compact wideband slotted antenna for ku band. Similar technology will be used on qantas aircraft as they are fitted to connect to the ka band nbn satellite over that country, and to the yonder ku band coverage when flying intercontinental routes. Microstrip patch antenna design for ku band application. In this article, a modified koch fractal antenna for ku and k band utilizing satellite application is proposed. Microstrip patch antenna resonating at ku band department of electronic science, bub 1 abstract microstrip antenna is an electrical antenna which consists of a metallic patch on a grounded substrate. Compact dual band microstrip antenna for kuband application. Vswr, quad band, patch antenna, u slot antenna, radiation pattern, return loss, c band, ku band 1. The ssfip structure with a resonating aperture is used for the antenna element, and double resonance allows for operation at both uplink and downlink frequencies.
Proposed antenna has basic square shape with microstrip feed line of 50 ohm. Microstrip patch antenna used to send onboard parameters of article to the ground while under operating conditions. These are very low size antennas having low radiation. Dual stacked wideband microstrip antenna array for kuband. Abstract a square uwb microstrip patch antenna with reduced ground plane is designedfor c band applications. A metal patch mounted at a ground level with a dielectric material inbetween constitutes a micro strip or patch antenna. The proposed antenna design has good directivity and sharp narrow band. Viasats kuka antenna certified to fly for virgin america. Also, antennas are used to communicate wirelessly from long distances, so this is the region of operation for most antennas. As for the switching process, it involves the antenna essentially flipping over to move between the ku.
The procedure proposed in this paper can be applied in cad. It features instantaneous reception of the full ku band 2. The construction of a broad band patch antenna is offered. Design of a compact micro strip patch antenna for kuband. A kuband patch antenna loaded with notches and slit has been designed and simulated using ansoft hfss 3d electromagnetic simulation tool. Compared to a conventional microstrip patch antenna, slits cause a reduction in the resonant frequency from 5. The orbiter payload bay doors are opened and the ku band antenna is deployed. The antenna has been designed as arrays of patches, where number of elements, spacings and feeding currents has been optimized to fulfil the requirements of low side lobe level and good cross polarization. Design of compact ku band microstrip antenna for satellite. Scaler ring features with two important things, one is to increase the signal strength of a dish antenna for a satellite which your geographical location not cover, hence, scaler ring will increase the signal strength from 5% to 10% and secondly, scaler ring helps to receive c band signal on ku band dish antenna and scaler ring was used to receive sport 24hd on 1m dish. Development and wide usage of communication through the wireless media gives an opportunity for the research and development of small antennas. The basic antenna structure consists of a rectangular patch with lower edges beveled on one side and v shape partial ground having central slot with lower corner intercepted by a rectangular strip place at bottom on the other side of substrate.
Investigations show that the proposed antenna has wide bandwidth and for the overall improvement. Broadband microstrip antenna for cband, xband, and ku. A novel wideband microstrip patch antenna for satellite. Microstrip patch antenna array design to improve better. The first antenna is specifically conceived for doubledeck trains to allow a bidirectional high data rate satellite link. The frequency of operation of the patch antenna of figure 1 is determined by the length l. A novel design and characterization of 3shape microstrip patch antenna for c band and x band applications 1b appalakonda, 2e sarva rameswarudu, 3j vara lakshmi,3g bharathi devi,3g harikrishna 1,3final year b. Abstractthis paper presents design of dual stacked microstrip patch antenna for operating frequency of 12. Kuband reconfigurable mems antenna on silicon substrate. A new design of a dualfrequency with orthogonal polarization ku band antenna element is being developed. Quad band uslot microstrip antenna for c, x and ku band. The design procedure and physical module of a compact wideband patch antenna for ku band application are presented in this paper.
The rhomboid spacing chart of these irradiators in a fewelement array is observed. Microstrip patch antenna design for ku band application ijert. Modified koch fractal antenna for ku and kband applications. This work presents the advances in the development of two innovative flat array antennas for kuband mobile satellite terminals. The main objective of designing a microstrip reflectarray antenna is to exploit for the kuband, designing parameters concentrates on the phase and bandwidth. A novel kuband microstrip antenna ieee conference publication. Artificial neural network is used for optimizing microstrip antenna dimensions. The planar nature of micro strip antenna has brought a rapid growth in the development of airborne antennas. A wideband microstrip patch antenna for kuband applications.
Using three rectangular and two cylindrical slots in patch, we get one frequency band 9. Comparison results of the circular patch antenna figure 4 shows the return loss. This communication proposes a compact 16 ghz 30 ghz dual band antenna design for ku ka band applications. The structure is consist of a perfect conductor patch plane with a triangular slot, infinite and finite. Eshape micro strip patch antenna on different thickness. Uwb square microstrip patch antenna for cband applications. In this paper bandwidth enhanced microstrip patch antenna has been proposed for satellite communications. Compact dual band antenna design for ku ka band applications. Ku band transmitarray lens for microwave applications.
The proposed antenna give best result when antenna has standard thickness is 31 mile and after optimization addition of extra length is 50mile patch length and some little changes of patch width and more feed line length. The aim of the paper is to design as tacked nearly square microstrip patch antenna design for s band 2 ghz to 4 ghz and study the effect of antenna dimensions length l, and substrate parameters relative dielectric constant. The design has been made on low cost material of fr4 substrate having dielectric constant of 4. Uwb square microstrip patch antenna for c band applications. An ultra flat phased array kuband antenna with integrated. This paper presents a novel design of compact microstrip patch antenna for 79% utilization of the kuband satellite communication applications. The antenna consists of two layers with lower layer having the fed patch and the upper layer having nonperiodic element array. A new small highgain wideband rectangular patch antenna for x.
A novel design and characterization of 3shape microstrip. This paper presents a 3x3 antenna array of ractangular topology is designed to operate at ku band. How to increase satellite signal by 1015% on kucband dish. In this paper, a new highgain wideband microstrip patch antenna operating in x and ku bands is. Fully inkjetprinted multilayer microstrip patch antenna. The center frequency will be approximately given by. Multiband microstrip antenna for bluetooth, uwb, xband. The gain of these antennas is between the ranges between 8dbi to 20dbi. The proposed scheme and probe feeding technique provide designed antenna to operate in three different frequencies range in ku band.
Pdf this paper presents a novel design of compact microstrip patch antenna for 79% utilization of the kuband satellite communication applications find. This microstrip antenna have been one of the most innovative topics in antenna theory and design in recent years, and. Highly directive patch antenna array for fmcw radar at ku band. The effect of the radius of the circular patch antenna in. Simple and compact microstrip patch antenna for radiolocation application in x band and ku band is proposed. Metal shielding vias are introduced to suppress the coupling between the antenna elements operating in different bands, meanwhile, defected ground structure is. The understanding of the physical behaviour of the patch antenna reveals that the slots. The third equation above ensures that these near fields are gone, and we are left with the radiating fields, which fall off with distance as. A new design of dual band compact microstrip antenna is proposed for ku band applications. Such antennas are used in radar, military and satellite communications. Tech students in department of electronics and communication engineering. Development of microstrip patch antenna design for sband.
Reconfigurability is implemented by integrating shunt capacitive switch with microstrip patch antenna. A microstrip patch antenna can be modelled as an open circuited transmission line with two slots. Abstractmicrostrip patch antenna is designed for ku band. The analysis of irradiation and input characteristics of the fourelement array in ku band is carried out. A small microstrip patch antenna array has been presented. The above equation says that the microstrip antenna should have a length equal to one half of a wavelength within the dielectric substrate medium.
This page provides some examples, using antenna manufacturers data. Following their findings, a unit cell was optimized for the required operation conditions. The proposed antenna is the combination of triangular shape of radiating patch and two. The patch dipole antenna elements operating in ku band and microstrip patch antenna elements operating in ka band are designed and fabricated utilizing a fourlayer lamination substrate. Antenna is designed to have side lobe suppression better than 20 db in h and e planes. Design of microstrip patch antenna for kuband satellite. In this paper, the design of wideband microstrip patch antenna is proposed for applications working at the operating frequency in the range of ku band. A dualband shared aperture antenna array in kukabands. Microstrip antennas have been one of the most innovative topics in antenna theory and design in recent years and are increasingly finding application in a wide. Both bulk and surface micromaching techniques are implemented on patch to have better rf performances. Equivalent circuit model of aperture coupled patch antenna. Far field or fraunhofer region the far field region is the most important, as this determines the antennas radiation pattern. Flat array antennas for kuband mobile satellite terminals. Kurzunten, because it is the lower part of the original nato k band, which was split into three bands k u, k, and k a because of the.
Ghz which are in the frequency range of the ku band. The element patch antenna exhibits a wide band of operation, high isolation between ports, good directivity pattern and high radiation efficiency for. The effect of air cavity placed at the center of the substraterogers rtduroid 5880plays a critical role in increasing the gain and other parameters of the antenna. A dualfrequency with orthogonal polarization kuband. In this paper, the theory and design of a phased array for wideband ku radar 1218 ghz operation using ansys hfss is presented. Abstract this paper is aimed at designing the effective shape of a microstrip patch antenna for x band 8 to 12 ghz and ku band 12 ghz to 18 ghz. The characteristics analysis of patch antenna array kuband.
Dual stacked wideband microstrip antenna array for ku band applications. The design is created with related to above 12 ghz of resonant frequency. A compact eshaped microstrip patch antenna is designed for kuband satellite communication applications. Dual band is achieved using three pairs of thin slits from the sides of a rectangular patch and feeding with a microstrip feedline. Patches are selected, due to their planar structure, suitable for transmitarray lens devices regarding the selected geometry. Pdf a novel kuband microstrip antenna researchgate. This video shows the design of a patch antenna array using empire xpu 7. The antenna element is simulated with a metal plane re ector, and a patch re ector. The antenna has been designed to be used in altimeter system applications, in the c band. Miniaturized microstrip reflectarray antenna design for ku.
The ku band antenna aboard the space shuttle orbiter is located in the payload bay. Cad and hence, design of microstrip antenna for ku band satellite. This microstrip antenna size reduced by optimization technique. Microstrip antenna resonating at ku band frequency report 1. A template is used to setup an initial array antenna model which is then tuned for ku band. Pdf compact dual band antenna design for ku ka band. The operating frequencies of the proposed antenna are at 12. Introduction micro strip antennas find widespread use in many contemporary wireless communication devices, on account of its low profile structure, robustness and ease of fabrication in a pcb substrate 8, 9. The proposed frequency range 12ghz ku band and analysis radiation characteristics of micro strip antenna by ie3d. In 1865, maxwell had published his theory, which demonstrated that.
International conference on recent advances in microwave theory. Microstrip antenna resonating at kuband frequency report. Satellite antenna noise temperature and elevation angle. The antenna has a compact structure and the total size is 9.
Direct digital manufacturing of multilayer wideband kuband patch. In order to increase the bandwidth of the structure, multilayered stacked patch elements over ground plane are applied, rather than simple patch ones, due to their wider working frequency band. The bandwidth has been increased using parasitic patches. Abstractmicrostrip patch antenna is designed for ku band 12ghz to 18ghz. Pdf design of a compact dual band microstrip antenna for ku.