Microstrip patch antennas or simply patch antenna are increasingly useful because the antenna is printed directly onto a circuit board. Design and performance analysis of dual band circularly. A novel dualband dualpolarized sharedaperture antenna. A dual band dual polarized antenna is designed using a microstript junction and cpwline for electromagnetically antenna feeding in 12. 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. Design of single feed dual band dual polarized microstrip antenna. 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. 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.
Design of single feed dual band dual polarized microstrip antenna with defected ground structure for aeronautical and radio navigation applications p. Dual band and dual polarized microstrip patch antenna. Another object of this invention is to provide a dual band antenna with improved gain. The proposed antenna consists of a rectangular ground plane, a ushaped feed probe, and an hshaped slot radiating patch. Their low profile design, often square or rectangular, allows them to be mounted to flat surfaces. Oct 01, 2012 in this study a new compact dual band microstrip patch antenna covering gps frequency at l1 1. Compact wideband dualpolarized microstrip patch antenna. Citeseerx document details isaac councill, lee giles, pradeep teregowda. First of all, the stacked patch can realize dualband operation, and the duallayer structure o. This antenna operates at both the gps l1 frequency of 1575 mhz and l2 frequency of 1227 mhz, whose.
Jun 27, 2016 in addition, the gain of the antenna is greater than 4 db, and the volume of this antenna is only 16. Vhf wideband, dualpolarization microstrippatch antenna nasas jet propulsion laboratory the figure depicts selected aspects of a veryhighfrequency vhf microstrippatch antenna designed and built to satisfy requirements specific to an airborne syntheticaperture radar. A wideband highgain dualpolarized slot array patch. A novel single layer, dual linear polarized unit cell is introduced for a quadband reflectarray antenna in the kuband centered around 12, 14, and 15. So, stacked substrate with twolayer radiating patch is introduced in the proposed antenna to. In one hand, its lower operating frequency demonstrates high gain and on the other hand, the upper operating frequency shows circular polarization. The antenna achieves dual band operation by digging two concentric annularring slots on the ground. Dualband and dualpolarized siwfed microstrip patch antenna. The design parameters of the antenna are optimized using commercial softwares microwave office and zeland ie3d to get the suitable parameters and radiation patterns. This study introduces a new design of dualband circular polarized cp microstrip antenna for ism band applications 2. A novel concentric annularring slot dualband circularly. The analysis of a single patch microstrip antenna based on the. A novel single layer, dual linear polarized unit cell is introduced for a quad band reflectarray antenna in the ku band centered around 12, 14, and 15.
Single feed dual band circularly polarized microstrip patch. Radiation patterns of single element antenna at 920mhz, 1800mhz. Consnarrow bandwidth low efficiency low gain figure 1 microstrip antenna 1 1. A novel circularly polarized cp, singlefed microstrip antenna on an. A simple structure concentric annularring slot dualband circularly polarized cp microstrip antenna operating at ism band 2. Singlelayer, dualport, dualband, and orthogonalcircularly. It was decided to design a patch antenna from the theoretical study since it fulfils all the requirements for the antenna. Design and analysis of single feed dual band stacked patch. The wband antenna is a dual polarized cassegrain reflector antenna which is nearly invisible at xband. Design of dualband and dualpolarized microstrip antenna.
As an example, the design and implementation of two dual. In this contribution a dual band, dual polarized microstrip antenna element for array applications is presented. 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. A compact circularly polarized multiband microstrip patch. Design of wideband dualband dualpolarized dipole for. 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. In this contribution a dualband, dualpolarized microstrip antenna element for array applications is presented. Conclusions a compact dual polarized microstrip patch antenna has been designed, and formulas for its preliminary design have been provided. The proposed antenna is comprised of three layers of substrate. The key idea of generating dual band circular polarisation cp is the integration of a square patch with corner truncation and a smaller concentric circular patch with double slits. On the other hand, rectangular patch with ground plane ring slot cp antenna achieved dual frequency but no gain was mentioned in this paper.
The proposed design has a reduced antenna size as compared to the conventional cp microstrip antenna at a given operating frequency. A dualband slotembedded microstrip antenna for dual. The gain of the dualpolarized aperture stacked patch antenna drops o. Dualband dualpolarization microstrip antenna ieee conference. In this paper, a novel compact dual band microstrip patch antenna with dual radiation modes is investigated. Top view of the structure and the geometry of the proposed highgain lowpro. In this paper, a novel method is presented for designing a dualband dualpolarized highgain resonant cavity antennas rca. Vhf wideband, dualpolarization microstrippatch antenna nasas jet propulsion laboratory the figure depicts selected aspects of a veryhighfrequency vhf microstrippatch antenna designed and built to satisfy requirements specific to an airborne syntheticaperture radar system for measuring the thickness of sea ice. Design of stacked microstrip dualband circular polarized.
Singlefeed dualpolarized high gain microstrip antenna. First, a rectangular patch element is fed through microstrip lines at two. This thesis involves the design and analysis of dual band microstrip patch antenna which operates at lower and upper resonating frequency of 3. A dual band behavior is obtained by inserting a small x. Design of stacked microstrip dualband circular polarized antenna. Sharma, dual band circularly polarized modified rectangular patch antenna polarization in both bands. Triband dual circularly polarized planar antenna with. Design, implementation and experimental comparison. With such an arrangement, an improved dual band antenna system is provided. A novel and compact dual band dual sense circularly polarized microstrip patch antenna with single coaxial feed has been reported in the present work. Dual linearly polarized microstrip array antenna intechopen. However, the reported antennas were either larger, had a narrow bandwidth, low gain or were less efficient. With incorporating two lshaped slits and truncated corners on the patch, the proposed antenna exhibits impedance bandwidth are 12. A compact dual band dual polarized patch antenna for 9001800mhz cellular systems.
And on the angular positions with 45 degrees inclined of each annular slot, two bent structures are loaded to. He et al dual linearly polarized microstrip antenna using a slotloaded tm50 mode 2345 fig. In this work, a novel singlefeed stacked microstrip antenna is proposed for high gain and dual polarization application. The antenna consists of stacked structure of a rectangular ring patch over another rectangular ring. May 12, 2015 a small high gain dual polarized microstrip antenna according to this embodiment, as shown in fig. Dualband and dualpolarized siwfed microstrip patch.
The antenna achieves dualband operation by digging two concentric annularring slots on the ground. The baseline configuration uses a square patch insetfeed technique on the top layer. Cross sectional view of antenna 9 tabledimensions of the patch the input reflection coefficient obtained from ie3d ver. In order to design a circular microstrip antenna for multiband applications suitable dielectric substrate of relative permittivity r4. The dualpolarized patch antenna has been a popular research topic during recent years. A simple structure concentric annularring slot dual band circularly polarized cp microstrip antenna operating at ism band 2. Design of single feed dual band dual polarized microstrip.
Dec 25, 2015 takafumi, daisuke, kouhei, mitsuo, dualband circularly polarized microstrip antenna for gps application. By placing a slot with 45 across diagonally at the center of the patch, excites resonant bands with narrow bandwidth and dual cp operation. A dual band dual polarized antenna is designed using a microstrip t junction and cpwline for electromagnetically antenna feeding in 12. A dual band circularly polarized stacked annularring patch antenna is presented in this letter. A dualband dualpolarized stacked microstrip antenna with. For the gsm 880mhz960mhz band, a peak antenna gain of 11. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. Dualband dualpolarized highgain resonant cavity antenna.
Vhf wideband, dualpolarization microstrippatch antenna. A circularly polarized dualband microstrip antenna request pdf. A broadband dualpolarized fprobe fed stacked patch antenna is measured in 9, and the measured result reveals that the proposed antenna with a 45% relative bandwidth and high isolation is suitable for base stations applications. By providing the center element of the array antenna in a common location with the feed of the reflector antenna, a dual band radio frequency antenna system is provided which is more compact with improved radiation characteristics than known similar configured antennas. Design of wideband dualband dualpolarized dipole for base. Department of electronics and communication engineering national institute of technology rourkela 769008 certificate this is to certify that the work in the thesis entitled dual band and dual polarized. Pdf design of dualband and dualpolarized microstrip antenna. Design, implementation and experimental comparison between. Design of miniaturized dualband microstrip antenna for wlan. 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. A cpwfed dual band dual polarized antenna for shortrange communication applications is designed. So, stacked substrate with twolayer radiating patch is introduced in the proposed antenna to realize dualband characteristic. A novel triband asymmetric slot with defective ground structure dgs microstrip antenna for dual circular polarization cp is proposed. Modified dual band stacked patch cp antenna was designed for gps application.
Single feed dual band circularly polarized microstrip. Traditionally, dualband duallinear or circular polarized antennas tend to. Adopted from a cpwfed rectangular patch antenna for wlanwimax applications. Design of single feed dual band dual polarized microstrip antenna with defected. Dual band and dual polarized microstrip patch antenna ethesis. The ocean microwave dual polarized horn antenna series cover the frequency range from 6 to 18ghz and is designed for the measurement of antennas in the mw range. 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. Sudha and tsvedavathy ece dept indian instifute of science. Circularly polarized s band dual frequency square patch. A compact dualband dualpolarized patch antenna for 9001800mhz cellular systems. In the proposed design, the technique used to design dual band and dual polarized antenna is incorporation of simple dgs at a common ground layer and asymmetrical.
Basically transmission line modelling approach has been used to model the antenna. Design of miniaturized dualband microstrip antenna for. A lowcost, easytofabricate, wideband and highgain dualpolarized array antenna employing an innovative microstrip slot patch antenna element is designed and fabricated. Design of dual band dual polarized microstrip patch antennas core. A dualband dualpolarized stacked microstrip antenna with highisolation and bandnotch characteristics is proposed. Dual band circularly polarized modified rectangular patch. A lowcost, easytofabricate, wideband and high gain dual polarized array antenna employing an innovative microstrip slot patch antenna element is designed and fabricated. Design of dual band dual polarized microstrip patch antennas. This paper presents a novel dual band db dual polarized dp shared aperture antenna with high isolation by using a combination of microstrip dipoles and dielectric resonator antennas dras for s and c bands, respectively.
To obtain high isolation between two input ports, a pair of orthogonal differentiallydriven feeding lines are printed on the top side. A length compensation technique is proposed to achieve the exact dual mode. Takafumi, daisuke, kouhei, mitsuo, dualband circularly polarized microstrip antenna for gps application. Conclusions a compact dualpolarized microstrip patch antenna has been designed, and formulas for its preliminary design have been provided. In this paper, a threelayer dual feed stacked microstrip antenna was designed with thickness more than half a wavelength. The proposed dualband cp microstrip antenna with compact design has achieved design intention of having return loss of dual band circularly polarized microstrip antenna on an ebg substrate t.
The rca includes two layers of dipole arrays each situated at a designed height above the ground plane of a microstrip patch antenna. Design of a singlefeed dual band dual polarized printed microstrip antenna using a boolean particle swarm optimization. Dual band x shape microstrip patch antenna for satellite. A dual port, dual polarized microstrip patch antenna with high interport isolation along with self interference suppression at analog and digital stages, is required to realize simultaneous transmit and receive wireless operation at same frequency using single antenna. Kaband antenna arrays with dualfrequency and dualpolarized. And on the angular positions with 45 degrees inclined of each annular slot, two bent structures.
The proposed design consists of two pairs of small parallel slots on the. By adjusting the size of these structures, a dual band antenna can be obtained. Simulations and tests shows that the antenna is circular polarized and have a. It is expected that the gain can be increased by adding periodic elements, e. A novel circularly polarized cp, singlefed microstrip antenna is presented. A wideband highgain dualpolarized slot array patch antenna. A dual band circularly polarised microstrip antenna with a. A new dualband and dualpolarized antenna is investigated in this letter.