The two patches have a square and cross shape, and are printed on a single layer. Compact dualband dualpolarized antenna for mimo lte. Narrow bandwidth of microstrip patch antennas makes researchers think of dual band antennas. Dual polarization stacked microstrip patch antenna array with very low crosspolarization johan granholm, member, ieee, and kim woelders abstract this paper describes the development and performance of a wideband dual linear polarization microstrip antenna array used in the danish highresolution airborne multifrequency. Compact microstrip antennas capable of dual polarized radiation are very suitable for applications in wireless communication systems that demand frequency reuse and polarization diversity.
The w band antenna is a dual polarized cassegrain reflector antenna which is nearly invisible at x band. Dual band, dual slant polarized microstrip patch array antenna. Designing dual band antennas for rfid transponders on. So, stacked substrate with twolayer radiating patch is introduced in the proposed antenna to realize dual band. A system of two dual band dual polarized antennas is proposed. A compact singleradiator microstrip patch antenna with highly integrated duplexing and filtering functions is proposed for dual band dual polarized dbdp basestation applications, and the. Takafumi, daisuke, kouhei, mitsuo, dual band circularly polarized microstrip antenna for gps application. The patch antenna is designed to operate simultaneously at around 30 and 20 ghz, the up and downlink frequencies of modern ka band satellite communication systems. Sharma, dual band circularly polarized modified rectangular patch antenna polarization in both bands. A dual polarized dual band microstrip antenna for wireless.
The design is composed of two compact orthogonal monopoles printed close to each other to perform diversity in mobile terminals such as tablets or laptops. Dual band microstrip patch antenna for sar applications. Design and analysis of single feed dual band stacked patch. A similar l and c band dual frequency array with dual polarization was reported in vallecchi and gentili 2002. New designs of obtaining dual band circular polarization cp radiation of a singlefeed square microstrip antenna are proposed and experimentally studied. Ijertbridged double uslot microstrip patch antenna for. A new dualband and dualpolar ized antenna is investigated in this letter. Single feed dual band circularly polarized microstrip. Nikmehr2 1department of energy, kermanshah university of technology, kermanshah, iran. Two longitudinal and transverse slots on the broad wall of the. The design and development of a dual linearly polarized aperture coupled circular microstrip patch antenna at c band are presented.
Design of single feed dual band dual polarized microstrip. Singlelayer, dualport, dualband, and orthogonalcircularly. A novel dualbroadband circularly polarized patch antenna. Dualband circularlypolarized square microstrip antenna. A singlelayer, dual port, dual band, and dual circularly polarized cp microstrip array is designed for satellite communication in this paper. Design of single feed dual band dual polarized microstrip antenna with defected ground structure for aeronautical and radio navigation applications p. In this contribution a dual band, dual polarized microstrip antenna element for array applications is presented. Dual band and dual circularly polarized single layer.
This paper presents the design, implementation and interport isolation performance evaluation of three dual port, dual polarized 2. Singlepolarized square microstrip patches, fed by microstrip lines, are used as kaband. Share ijertbridged double uslot microstrip patch antenna for wireless communication. The antenna can radiate circular and linear polarization at x and kuband, respectively. The ka band microstrip patches are in the upper layer and interlaced with the ku band microstrip slots. Recently, dual band and dual polarized antennas have been studied using different techniques for. Furthermore, the proposed antenna is stacked using an upper circular patch thus achieving a dual band circularly polarized pattern.
A dualband slotembedded microstrip antenna for dual. A shared aperture dualband dualpolarized microstrip array. Singlelayer, dualport, dualband, and orthogonalcircularly polarized microstrip antenna array with low frequency ratio. Input matching and interport isolation both dc and rf performance of implemented antennas has been compared by measuring the input return losses sii, s22 and interport isolation s12 respectively at 2. A dual band dual polarized antenna is designed using a microstript junction and cpwline for electromagnetically antenna feeding in 12. A dual band dual polarized stacked microstrip antenna with highisolation and band notch characteristics is proposed.
Dualband stacked circularly polarized microstrip antenna. Download citation dual band and dual polarized microstrip patch antenna in todays modern communication industry, antennas are the. New designs of obtaining dualband circular polarization cp radiation of a singlefeed square microstrip antenna are proposed and experimentally studied. Dualpolarized microstrip crossed slots, fed by inverted microstrip lines, are used as kuband antennas.
It has an additional resonant mode whose resonance frequency lies below the fundamental mode resonance frequency of the equivalent circular microstrip antenna. First, a rectangular patch element is fed through microstrip lines at two orthogonal edges to excite two orthogonal dominant modes of tm 01 and tm 10. The radiation elements are composed of the inner crossshaped patch and the outer annular patch which are printed on the same surface of one substrate. The proposed antenna is comprised of three layers of substrate. A compact dualpolarized double shaped patch antenna with. This is to certify that the work in the thesis entitled dual band and dual polarized microstrip. The crossshapedslot diagonally symmetric slotted microstrip patch antenna is compact when compared with the circular, square, and circularringshaped diagonally symmetric slotted microstrip patch antennas.
To improve the antennas gain and reduce the back lobe level, a wide dualband circularly polarized antenna combining slot and microstrip modes with high. Our paper describes a dual polarized, dual band antenna element suited for use in a base station antenna. Dualband and dualpolarized siwfed microstrip patch antenna. Dual band and dual polarized microstrip patch antenna. Various patch antenna structures have been reported for dual band operation with circular polarization 411 and specially for gps applications 4,5,811. Dual band dual polarized modified circular microstrip antenna abstract. This paper presents a new dual band, dual polarized 1 x 4 antenna array design for telecommunication base station. Current distributions of the antenna at both bands are. A variation of circular microstrip antenna, 270 sectoral microstrip antenna on thinner substrate is discussed. Dual band and dual polarized microstrip patch antenna ethesis.
By adjusting the size of these structures, a dual band antenna can be obtained. At the interrogator side a dual band antenna design was not considered because separate hf and uhf antennas can be used. The dual band operation of a microstrip patch antenna on a duroid 5870 substrate for ku and kbands is presented. Two new configurations of patch antennas are introduced, which provide dualband and dualpolarization operations. Pdf design of dualband and dualpolarized microstrip antenna. This paper presents a novel dual band circularly polarized patch antenna for precise satellite navigation. The proposed antenna in 4 is a circularly polarized stacked patch antenna with aperture. Dualband operation of a microstrip patch antenna on a. Dualband and dualpolar ized siwfed microstrip patch antenna abstract. Dual band dual polarized modified circular microstrip. The antenna element is an aperture coupled, stacked patch, maintaining the symmetry needed for dual polarization operation. Two patches work in different bands, respectively, and emit dual band circularly polarized radiation.
The cp radiation in dual bands is a result of two multilayered truncated corner stacked square patches, while the reactive impedance surface ris is used for antenna size miniaturization for the lower operating frequency band. Design of miniaturized dualband microstrip antenna for. First of all, the stacked patch can realize dual band operation, and the dual layer structure o. A novel dualbroadband circularly polarized patch antenna for. Dual band circularly polarized modified rectangular patch. Dual polarization stacked microstrip patch antenna array. Design, analysis and modeling of dual band microstrip loop. The antenna as recited in claim 2 wherein the microstrip patch radiator element comprises a first feed probe to provide a.
Dual band and dual polarized microstrip patch antenna core. Pdf this paper presents the design of a dualband microstrip antenna with dual polarization characteristic for high altitude platforms haps. This paper proposes a compact microstrip patch antenna for operating in 2. Dual frequency operation of the antenna has become a necessity for many wireless applications. A highfrequency structural simulator hfss is used which is based on the finite element method fem in this research. A dual band behavior is obtained by inserting a small x. Miniaturized circularly polarized stacked patch antenna on. Abstract in this contribution a dualband, dualpolarized microstrip antenna element for array applications is presented. The proposed singlefeed dualband cp designs are achieved by inserting four tshaped slits at the patch edges or four yshaped slits at the patch corners of a square microstrip antenna. In order to design a circular microstrip antenna for multiband applications suitable dielectric substrate of relative permittivity r4. Jacob, investigation of wideband microstrip slot antenna, ieee trans. A new dualband and dualpolarized antenna is investigated in this letter. Analysis of return loss plot of simulated microstrip patch antenna.
A novel singlefeed dualband dualmode and dualpolarized microstrip antenna based on metamaterial structure is proposed. The patch antenna is designed to operate simultaneously at around 30 and 20 ghz, the up and downlink frequencies of modern kaband satellite communication systems. The thesis provides a detailed study of the design of probefed rectangular microstrip patch antenna to facilitate dual polarized, dual band. Design of dual band dual polarized microstrip patch antennas. Single feed dual band circularly polarized microstrip patch antenna written by saurav mehta, pradeep kumar published on 20150223 download full article with reference data and citations. Introduction to microstrip patch antennas microstrip antennas are planar. Kartikeyan3 millimeter wave laboratory, department of electronics and computer engineering, indian institute of technology, roorkee247667, india1,2,3. Dualband and dualpolarized siwfed microstrip patch antenna abstract. The latter is required since the reflectors of the w band antenna are disposed in front of the x band antenna. Dual band and dual polarized microstrip patch antenna electronics and communication engineering. The proposed singlefeed dual band cp designs are achieved by inserting four tshaped slits at the patch edges or four yshaped slits at the patch corners of a square microstrip antenna.
Designing a dual band micro strip patch antenna operating at 1. They can be designed in a variety of shapes in order to obtain enhanced gain and bandwidth, dual band and circular polarization to even ultra wideband operation. Whereas most previously presented dual band elements are linearly polarized microstrip antennas which utilize a number of narrowband resonators, our design has all the broadband and dualpolarized characteristics of traditional aperture coupled patch antennas. Microstrip patch antennas have become the favorite of antenna designers because of their versatility and having the advantages of planar profile, ease of fabrication, compatibility with integrated circuit technology, and conformability with a shaped surface. In this paper, a novel compact dual band microstrip patch antenna with dual radiation modes is investigated. A wideband circularly polarized microstrip array antenna at ka band, eucap2016. A dual band dual polarized antenna is designed using a microstrip t junction and cpwline for electromagnetically antenna feeding in 12.
The second antenna is a dual band microstrip antenna, which works in two frequency bands of 2. Two longitudinal and transverse slots on the broad wall of the substrate integrated waveguide siw are responsible for creating two different frequency bands with distinct polarization. Singlefeed dualband dualmode and dualpolarized microstrip. Dualband and dualpolarized siwfed microstrip patch. To obtain high isolation between two input ports, a pair of orthogonal differentially driven feeding lines are printed on the top side of the bottom layer. Dual band x shape microstrip patch antenna for satellite. A dualband dualpolarized stacked microstrip antenna with. Download citation dual band and dual polarized microstrip patch antenna in todays modern communication industry, antennas are the most important components required to create a. To yield the desired lower and upperfrequency bandwidths.
Two new configurations of patch antennas are introduced, which provide dual band and dual polarization operations. The proposed antenna consists of a rectangular ground plane, a ushaped feed probe, and an hshaped slot radiating patch. Dr nasimuddin scientist iii institute for infocomm. The fabrication of the proposed antenna is performed with slots and a duroid 5870 dielectric substrate and is excited by a 50.
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