Wideband duallinear polarized microstrip patch antenna core. These include the use of loading gaps and stubs, incorporating a corner reflector, 14 and applying a microstrip dielectric structure. A prototype of the proposed antenna with center frequency at 1800 mhz is presented. Dual linear polarization with low cross polarization and high isolation has previously been reported using a cross shaped microstrip patch antenna. The result is a wideband or multiband antenna with desired beamwidth characteristics. A dualpolarization aperture coupled stacked microstrip. Us20090278746a1 wideband or multiband various polarized. Pdf a wideband dualpolarized antenna using shorted dipoles. Wideband duallinear polarized microstrip patch antenna a thesis by christopher b. In this paper, the design of a single feed dual polarized patch antenna for ultra wideband applications is presented. A differentially driven dualpolarized dualwideband. Simply a microstrip antenna is a rectangular or other shape, patch of metal on top of a grounded dielectric substrate. Ultrawideband dualpolarized patch antenna with four.
Pdf wideband magnetoelectric dipole antennas with dual. Wideband dualpolarized array antenna on dielectricbased. The single polarized antenna consists of a square ring patch and two. A dual slant polarized antenna consisting of four magneto electric dipoles was proposed in for a bandwidth of 22. A thin dualresonant stacked shorted patch antenna has been presented. The whole radiating element of the proposed dualpolarized square patch microstrip antenna is centered on the top of a 40x40 mm ground plane. This microstrip antenna used foam substrates and dual stacked patches with capacitive probe feeds to achieve wide bandwidth. A novel design method of wideband dual polarized antenna is presented by using shorted dipoles, integrated baluns, and crossed feed lines. The detailed parameters of the antenna structure and packaging are listed in. The corner chopped square patch with four bent slots is adopted in this design. It is composed of multilayer substrate which can be fabricated by low cost pcb process. Design of dual band dual polarized microstrip patch antennas core.
The advantages of patch antenna over other elements such as dipole antenna are its compact design, less complexity, and ease of fabrication using printed circuit technology balanis, 2016. A novel dual polarized patch antenna for ultrawideband uwb applications is presented. This antenna operates with duallinear polarisation in pband and singlelinear polarisation in kuband. Depending upon the excitation ports, antenna can perform transmit and receive operation either with dual linear polarisation or linear copolarisation at same carrier frequency. Wideband linear array antenna in cband for beampointing for sar applications. Two proximity coupled orthogonal feeds are used for dual linear polarization at sband. A wideband dualpolarized vhf microstrip antenna for. A wideband dualpolarized lshaped printed monopole antenna lspma is presented. Abstracta wideband dualpolarized planar array antenna is presented in this paper.
A wide band dualpolarized microstrip patch antenna ieee xplore. Wideband dual linearly polarized patch array antenna. A linearly polarized microstrip antenna array in the kuband achieves high efficiency by having the proper impedance matching throughout the array and by properly using the corporate and series. Pdf dual linearly polarized microstrip array antenna. A vhf microstrip patch antenna was developed to achieve a bandwidth of 45 mhz 30% from 127 mhz to 172 mhz with duallinearpolarization capability. The antenna consists of a square patch and four capacitively coupled feeds to enhance the impedance bandwidth. So the impedance bandwidth for this antenna is improved due to the mhs compared with the conventional antenna. A compact dualpolarized double shaped patch antenna with. Kai chang due to the recent interest in broadband antennas a microstrip patch antenna was developed to meet the need for a cheap, low profile, broadband antenna. In order to generate dualpolarization and dualwideband properties, a pair of biorthogonal duallayer shaped tapered line feeding structures is utilized to feed two pairs of duallayer ushaped.
Wide band feeds dual circular polarized custom antenna. A single feed broadband circularly polarized microstrip patch antenna array, operating at cband frequency, have been analyzed and designed. The singlepolarized antenna consists of a square ring patch and two. A wide band dual polarized microstrip patch antenna. Wideband magneticelectric antenna with linear single or. The cband feeds are aperture coupled and generate lhcp and rhcp exclusively. Broadband dualpolarized single microstrip patch antenna. 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. Eisherbeni, wideband circularly polarized eshaped patch antenna for wireless applications, ieee trans. Linear polarized patch antenna for satellite communication. By designing the coplanar parasitic patches and modified feed probes, antenna profile is decreased significantly. Us9278b2 dual linear and circularly polarized patch. Pdf wideband dualpolarized crosseddipole antenna with. Wideband duallinear polarized microstrip patch antenna.
The antenna operates around the center frequency of 4 ghz. Pdf circular polarized broad band microstrip patch. Due to the recent interest in broadband antennas a microstrip patch antenna was developed to meet the need for a cheap, low profile, broadband antenna. Simulation and equivalent circuit analysis of the antenna. Two cavitybacked ringslot antennas are presented with unidirectional radiation properties. Smith and chihyung ahn and kai ming chang, journal2010 ieee antennas and. Design and investigations of a microstrip fed open vshape. Pdf a high gain of 3 design microstrip patch antennas oriented at 45. Highisolation dualpolarized microstrip antenna via. This paper presents a new design of a broadband dualpolarized single microstrip patch antenna with highly decoupled input ports and low crosspolarization xp radiation. In this letter, three ports proximity coupled microstrip patch antenna with linear copolarisation and linear dual polarisation characteristics has been presented for inband full duplex and active antenna applications. The first is a linearly polarized cpwfed ringslot antenna.
In this contribution a dualband, dualpolarized microstrip antenna element for array applications is presented. Three ports microstrip patch antenna with dual linear and. A novel single or dualpolarized ultrawideband uwb patch antenna fed by coupled feeding mechanism is proposed. 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. Equivalent circuit for proposed microstrip patch antenna. This lshape printed antenna provides wide impedance bandwidth over 4.
Dualwideband and dualpolarized shared aperture antenna. The basics of patch antennas, updated orban microwave. A parasitical crossedstrip is introduced to improve the impendence bandwidth and enhance the isolation s12 between the two orthogonal polarizations of the upper band. A low profile dual polarized slot coupled patch antenna. Pdf wideband dual linearly polarized patch array antenna.
The proposed wideband duallinearly polarized aperturecoupled afsiw cavitybacked patch antenna is depicted in fig. In barba 2008 a twoelement dual linear polarized patch antenna was designed and fabricated and they reached to the isolation of. Pdf the narrow working bandwidth of microstrip antennas limits their applications in in radar and communication systems. The excitation circuits include a feed line and a turning circuit configured such that a single feed line enables independent operation of each polarization. In particular, the antenna can be arranged to be singlypolarized, dualpolarized or circularlypolarized. Microstrip patch antennas have been widely applied in wireless. The goal of this work is to design and implement a duallinear polarization stacked microstrip patch phased array antenna. Pozar, dualfrequency and dualpolarized microstrip antennas for sar application, ieee trans antennas propagat 46 1998, 1289 1296. This data summarizes the family of directly interchangeable full waveguide bandwidth dual circular polarized low axial ratio prime focus parabolic reflector feeds. Wideband lshaped printed monopole antenna sciencedirect. Wideband linear array antenna in cband for beampointing.
Shorted pins are used and 34 db isolation between input ports is then achieved. Wideband circularly polarized microstrip antenna with. Dualpolarization, wideband microstrip antenna array for. Wideband dual linearly polarized patch array antenna ieice. The two single feed dualpolarized patch antennas are designed to operate at lower band and upper band of the ultrawideband frequency range. Single stacked microstrip patch antenna fed by microstrip line was designed to have approximately 3 ghz bandwidth in xband with another ground plane to form a striplinefed. The 2db axialratio bandwidth is 38%, and the 3db axialratio beamwidth for frequencies within the obtained cp bandwidth can be greater than 100. Particle swarm optimization was used to design the duallinear. Circularly polarized microstrip antennas have inherent narrow axial ratio bandwidth and beamwidth is close to 90 the axial ratio ar bandwidth can be increased by using a uslot. Pdf wideband duallinear polarized stacked patch antenna with. There are several ways to realize dualpolarized microstrip antennas that the antenna.
The patch radiator includes a patch antenna element and a pair of excitation circuits. A dual polarized microstrip patch antenna is proposed for kuband applications. Dual linear polarized antenna can also develop by using square patch with two feed probes. Pdf a wide band dualpolarized microstrip patch antenna. Dual polarized wideband aperture stacked patch antennas. This paper presents a new dualband, dualpolarized 1 x 4 antenna array design for telecommunication base station. Dualpolarized 28ghz airfilled siw phased antenna array. The baseline configuration uses a square patch insetfeed technique on the top layer. A stacked afsiwbased antenna technology is exploited to overcome the drawbacks of microstrip antennas low ef. This study describes the design of a wideband, lowprofile shared aperture antenna operating at pband and kuband. Targonski, a sharedaperture dualband dualpolarized microstrip array antenna array, ieee trans antennas propagat 49 2001, 150 157. A highisolation, wideband and duallinear polarization patch antenna mariano barba abstractthe design of a dualpolarization stacked patch antenna to be used in gsmumts base station arrays is presented.
The concept of stacking patches is realized through electromagnetic coupling form which gives bandwidth stacked patch antenna thesis enhancement 6. Dual polarization stacked microstrip patch antenna array. A novel single or dual polarized ultrawideband uwb patch antenna fed by coupled feeding mechanism is proposed. A patch radiator suitable for operation with circular or dual linear polarizations is described. Supports both, linear as well as circular polarization. To facilitate measurements of soil moisture from space, a large aperture antenna of 30 m operating in vhf 7. These antennas together operate at the entire frequency range of ultra wideband. As will be shown, however, it is possible to obtain broadband frequency operation with a dualpolarized. A novel differentially driven dualpolarized dualwideband complementary patch antenna with high isolation is proposed for 2g3glte applications. Polarized dipole antenna for base station ieee antennas and wireless propagation letters, vol. Both the dual linear polarizations have 10db returnloss impedance bandwidths greater than 14% and high decoupling between the. A wideband dualpolarized crosseddipole antenna with parasitical crossedstrip for base station applications is presented. Dual linearly polarized microstrip array antenna 17 intechopen. A dualpolarized microstrip antenna has been recently reported for s and cband communication 23.
A wideband circularly polarized patch antenna for 60 ghz wireless communications 99. Dual linearly polarized microstrip array antenna intechopen. Experiments have been carried out to validate the simulated results of input impedance and dual polarized radiation patterns. Chio, dual linear polarization patch antenna array with high isolation and low crosspolarization, ieee international symposium on.
A microstrip patch antenna wherein the halfpower beamwidths of two orthogonal polarizations can be widened or narrowed in desired frequency bands around its center frequency. Properties of a basic microstrip patch a microstrip or patch antenna is a lowprofile antenna that has a number of advantages over other antennas. The proposed antenna contains two pairs of tshaped slots on the two. The patch shows a high matching level in a broadband and isolation between elements that. Single feed dual polarized patch antennas for ultra. The patch has a side length of 15 mm and is directly printed on a microwave substrate rt 5880 of thickness 1. In this paper, a uslot loaded microstrip patch antenna is mounted on a conical ground to increase the ar beamwidth. Dual band and dual polarized microstrip patch antenna. A wideband circularly polarized patch antenna for 60 ghz. Dual linear polarization with low cross polarization and high isolation has previously been reported using a cross shaped microstrip patch. Here, a single polarized wideband magneticelectric antenna with excellent practical feeding mechanism with dual arms is used as proposed in 8, but we avoid air microstrip line feeding that had practical problems related to keeping the microstrip height constant from the ground plane. This particular feed family was designed for reflectors with fd ratios of 0. A low profile, dual polarized, slot coupled patch antenna is designed and developed in this paper.
319 156 1457 1003 1077 908 1054 312 581 739 1444 45 107 199 63 470 1532 552 297 1110 321 1575 949 928 445 1470 1084 998 1121 869 881 1325 1489 1530 428 412 1322 842 1332 780 1288 979 1418