The first aperture coupled microstrip antenna was fabricated and tested by a graduate student. A dualband antenna is proposed for wlan and wimax frequency bands. E and hplane radiation patterns of the multi slot antenna at a 8. M a wideband aperture coupled stacked patch antenna using. The proposed antenna not only consists of a fullplanar structure, but also is easy to be fabricated for its simple structure. A dual band antenna with dual antenna elements, each including a first and a second antenna element 5 b, 6 b, for transmitting andor receiving radio frequency radiation in a first.
Abstracta novel compact design for achieving dualband dualpolarized radiation suitable for applications in the 900 1800 mhz cellular systems is presented. Abstract a novel dualpolarized patch antenna for ultrawideband uwb applications is presented. For these reasons, a compact dualbroadband dual polarized. Aperture coupled microstrip antenna design and analysis michael paul civerolo a linearly polarized aperture coupled patch antenna design is characterized and optimized using hfss antenna simulation software 1. The element is based on aperture coupled architecture with stacked patch, maintaining the symmetry needed for dual polarization operation. The slot antenna is fed by two microstrip lines on the top of the substrate for 900 and 1800 mhz.
A wideband dual polarized stacked patch antenna is proposed by serra et al. Wong, a compact dualband dualpolarized patch antenna for 900 1800 mhz cellular systems, ieee. Compact dualband rectangular microstrip patch antenna for. A dual polarized shorted microstrip patch antenna for wideband application kenny s. It is usually used with a radio transmitter or radio receiver. Kumar, broadband fractal monopole antenna for gsm 900, gsm. Paper dualband multi slot patch antenna for wireless applications md. In this paper, a new compact, dualband, aperturecoupled, patch antenna with combined c\ushaped slot for circularly polarized operation is proposed. A stacked antenna, comprising an upper patch including at least one striplike part formed from a hole in the upper patch and at least one slotlike part formed from at least one notch in the. The design and analysis of a microstrip antenna for saw force sensor in the metallic slit. A novel compact design for achieving dualband dualpolarized radiation suitable for applications in the 9001800mhz cellular systems is presented. Dualpolarized aperturecoupled wideband microstrip patch.
Asymmetrical slits incorporated in the diagonal direction of. The corner chopped square patch with four bent slots is adopted in this design. Aperture coupled microstrip antenna design and analysis. A compact dualpolarized double eshaped patch antenna with high isolation for pico base station applications is presented in this communication. Introduction n antenna is an electrical device which converts electric power into radio waves, and vice versa. Kumar, broadband fractal monopole antenna for gsm 900, gsm 1800 and 3g bands, indian antenna week, chandigarh, may 2014.
Design of wideband dual band dual polarized dipole for base station antenna 23 antenna with wide impedance bandwidth of more than 14% is obtained 9. Jul 03, 2012 the antenna as set forth in claim 33, wherein the antenna operates in a first frequency band at that comprises 850 mhz and in a second frequency band that comprises 900 mhz. Dehbashi, a compact dualpolarized aperturecoupled stacked patch antenna for gsm900 mhz. The reported design in 8 presents a compact dualband dualpolarized patch antenna suitable for the 900 and 1800mhz band operations. Dual polarized wideband aperture stacked patch antennas. A multiband antenna according to claim 1, wherein the antenna is designed to operate at least at one or more frequencies above 1880 mhz.
Wideband dualpolarized slotcoupled microstrip array for. The antenna consists of a c\ushaped slot, square patch radiator and an aperture coupled feeding structure. The result shows that the impedance bandwidth vswr. Diploma thesis highefficiency dualpolarized patch antenna array with. A compact dualpolarized wideband patch antenna array for the unlicensed 60.
Each feed is formed by a vertical isosceles trapezoidal patch and a horizontal isosceles triangular patch. Sustainable, environmentally benign energy can be derived from nuclear fission or captured from ambient sources. A low profile aperture coupled antenna with broadband circular polarization characteristics for uhf rfid applications. The antenna as set forth in claim 33, wherein the antenna operates in a first frequency band at that comprises 850 mhz and in a second frequency band that comprises 900 mhz. The proposed antenna works over the 870960 mhz gsm850gsm900 band and. Introduction bandwidth enhancement by multiple resonances is a widely used technique for microstrip patch antennas. The two separate cp bands are centered at 1561 and 2335 mhz, with cp bandwidths of about 1. The isolation between the two ports is above 28 db in the bandwidth, and the gain is 6. Sources of fossil fuels are finite, are costly, and causes environmental hazard. It is shown that by using this method excitation of unwanted modes is blocked and good return losses for operation bands of the obtained 2port ddpa are achieved. A dualband circularlypolarized patch antenna with a novel asymmetric slot for wimax application s. Especially, i acknowledge my gratitude towards the advisors and contributors. In 2, a dualband and dualpolarized stacked patch antenna with aperture.
Aurtcohfmefioiappuld eromaaegtiprogekdli,oecember 2021, 2005, johor bahru, johor, malaysia a compact dualpolarized aperturecoupled stacked patch antenna for gsm900 mhz. A perturbed square loop resonator was applied to excite. By adding a parasitic disc patch, the bandwidth is effectively broadened. International journal of rf and microwave computeraided. Design of wideband dualband dualpolarized dipole for base. Dual linearly polarized microstrip array antenna intechopen. Aperture coupled microstrip patch antenna is an effective way to improve its bandwidth and radiation ef. Dual linear polarized antenna can also develop by using square. A dualband circularlypolarized patch antenna with a novel. Pdf dual polarised antennas are normally fed by symmetrical feed networks in order to obtain symmetrical radiation. In this work, a 5 x 5 metamaterial array split ring resonator is introduced onto a c shaped rectangular patch antenna with a defective ground plane. The antenna as set forth in claim 33, wherein the antenna operates in a first frequency band that comprises 1900 mhz and in a second frequency band that comprises 2100 mhz.
Other methods include the use of a probefed square. In this paper, we design the compact dualband dualpolarized patch antenna for a frequency ratio f 2 f 1 3. The patch antenna system consists of two patches, which are printed on the same layer. The antenna consists of a square patch and four capacitively coupled feeds to enhance the impedance bandwidth.
In 12, a compact, aperture coupled, stacked cp antenna structure was presented. Highisolation dualpolarized microstrip antenna via substrate integrated waveguide technology. The patch antenna was designed to operate at the downlink radio frequency band of gsm 900. A compact design for dual and wideband cavitybacked slot antenna is presented in this letter. In this paper, we design the compact dualband dualpolarized patch. Stuchly department of electrical and computer engineering university of. The design and analysis of a microstrip antenna for saw force. Samsuzzamana, mohammad tariqul islamb, and mohammad rashed iqbal faruqueb a faculty of engineering. By employing aperture coupled feeds, a high isolation supplement 1 an wenxing, et al. Highisolation dualpolarized microstrip antenna via. Investigations on characteristics of metamaterial based.
A broadband proximitycoupled dualpolarized microstrip antenna with. A compact dualband dualpolarized patch antenna for 9001800. Dualband multi slot patch antenna for wireless applications. Sources of fossil fuels are finite, are costly, and causes. A sharedaperture dualband dualpolarized filteringantennaarray with. Abstracta novel compact design for achieving dualband dualpolarized radiation suitable for applications in the 900 1800 mhz. 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. Pdf dual polarised aperturecoupled patch antenna using. In this paper, a compact broadband dualpolarized stacked patch antenna with the aperture coupled microstrip feed is proposed.
Eplanes at the frequencies of 790, 880, 960 mhz are plotted in fig. The reported design in 8 presents a compact dualband dualpolarized patch antenna suitable for the 900. The c\ushaped slot dimensions are optimized to radiate dual band circularly. The design and analysis of a microstrip antenna for saw. A few technique have been introduce to obtain dual polarized antenna such as aperture coupled microstrip antenna, two port corporate feed network and two or more probe feeds technique.
Investigations on characteristics of metamaterial based patch. Dualband multi slot patch antenna for wireless applications fig. The first aperture coupled microstrip antenna was fabricated and tested by a graduate student, allen buck, on august 1, 1984, in the university of massachusetts antenna lab. Design of wideband dualband dualpolarized dipole for. A compact dualband dualpolarized antenna element for gsm. The nominal antenna has 10 db return loss bandwidth of 4. An apparatus includes an internal, multiband antenna element concealed within a portable communication device.
A compact dualband dualpolarized patch antenna for 900 1800 mhz cellular systems article in ieee transactions on antennas and propagation 518. In this paper, a simple compact design of a dualpolarized aperturecoupled patch antenna, suitable for gsm900 890960 mhz base station antenna is presented. In the last few years, the demand for power has increased. The antenna is conceived mainly although not limited to for use in base stations of gsm 900. The content of this site is published by the site owners and is not a statement of advice, opinion, or information pertaining to the ohio state university. Polarizationdiversity antennas for compact base stations. Compact wideband dualpolarized microstrip patch antenna. The antenna is conceived mainly although not limited to for use in base stations of gsm 900 and 1800. This thesis focuses on the aperture coupled patch antenna due to the lack of fabrication and tuning documentation.
A compact dualband dualpolarized patch antenna for 900. A perturbed square loop resonator was applied to excite dual and orthogonalmodes simultaneously, achieving the desired cp at 2. By employing aperturecoupled feeds, a high isolation supplement 1 an wenxing, et al. By considering a dualmode antenna as a filter network, it is shown that a significant improvement in bandwidth may be obtained when compared with a single mode device, this can be achieved. Compact wideband dual polarized microstrip patch antenna k. This paper presents a dual band aperture coupled stacked microstrip antenna with the introduction of an air gap 3 mm between the ground plane and the upper layer substrate for wlan applications. This paper presents a new dual band, dual polarized 1 x 4 antenna array design for telecommunication base station. Dual polarized aperture coupled stacked element for base station antenna international journal of smart sensors and ad hoc networks ijssan, issn no.
A compact broadband dualpolarized patch antenna for. The proposed antenna works over the 870960 mhz gsm850gsm900 band. Slot antenna for mobile base station using amc international. Nikmehr, a dual band dual polarized microstrip array antenna for base stations, progress in electromagnetics. Stuchly department of electrical and computer engineering university of victoria, victoria, b. The proposed antenna consists of a rectangular ring patch for the 900 mhz operation and a notched rectangular patch for the 1800 mhz operation, which are printed on the same layer, and each patch is aperturecoupled by two hshaped. A compact dualpolarized aperturecoupled stacked patch. Introduction nowadays, dual polarized microstrip antennas have popular application in wireless mobile and satellite communication systems, synthetic aperture radars and radio frequency identification systems due to their salient features, such as lightweight, compact, and low profile. The aperture coupled microstrip antenna was developed by using cross slot aperture at the plane between feed line plane and ground plane. Microwave antennas for energy harvesting applications. A dualband dualpolarised stacked patch antenna for 28 ghz and 39 ghz 5g. A dualband circularlypolarized patch antenna with a.
A few technique have been introduce to obtain dual polarized antenna such as aperturecoupled microstrip antenna, two port corporate feed network and two or more probe feeds technique. By considering a dual mode antenna as a filter network, it is shown that a significant improvement in bandwidth may be obtained when compared with a single mode device, this can be achieved by adjusting the coupling values. Limaye memorial best paper award for electromagnetically coupled dual polarized antenna with high isolation and broad bandwidth, international symposium on microwaves ism, bengaluru, india, dec. Next, based on the single patch design, we describe the structure and design of a dual polarized patch antenna fed by gap. A dualband dualpolarized microstrip array antenna for base stations by k. The reported design in 8 presents a compact dualband dual polarized patch. Circular formed dualband dualpolarized patch antenna and. Design of wideband dualband dualpolarized dipole for base station antenna 23 antenna with wide. The patch antenna was designed to operate at the downlink radio frequency band of gsm 900 with a pair of bevel shaped structure and a horizontal slot on top which was closely put at the center of the patch. A compact dualband dualpolarized patch antenna for 900 1800 mhz cellular systems tzungwern chiou and kinlu wong, senior member, ieee. Aperture coupled microstrip antenna design and analysis michael paul civerolo a linearlypolarized aperture coupled patch antenna design is characterized and optimized using hfss. Largescale ambient energy is widely available and largescale.
Compact dualband rectangular microstrip patch antenna for 2. A multiband antenna according to claim 1, wherein the antenna is a patch antenna that operates at least in the gsm 900 mhz and the dcs 1800 mhz frequency bands. Dual polarized patch with capacitive slot coupling for 1. Modeling and simulation of compact dual band rectangular. A compact dualband dualpolarized patch antenna antenna. Firstly, a novel method of designing compact combined feed networks is introduced here to convert 4port dualband dualpolarized patch antenna ddpa into 2port ddpa. In this paper, we propose a new compact dual polarized microstrip patch antenna fed by gap. Dual linearly polarized microstrip array antenna 17 intechopen.
In this paper, we propose a new compact dualband dualpolarized patch antenna suitable for the 900 and 1800 mhz. The antenna has a compact structure and the total size is 15 mm. A dual band antenna with dual antenna elements, each including a first and a second antenna element 5 b, 6 b, for transmitting andor receiving radio frequency radiation in a first, relatively low frequency band and a second, relatively high frequency band, respectively, and an electrically conductive, substantially planar reflector device 1. Kaur, effect of cell tower radiation on environment, national seminar on advances in mobile phone and cell tower radiation on environmental health name2014, jnu. Compact dualband dualpolarized antenna for mimo lte. Other methods include the use of a probefed square microstrip antenna with a center slot and inserted slits 96, a probefed stacked elliptic microstrip antenna 97, and an aperturecoupled stacked microstrip antenna 98. This model consists of a multilevel patch type antenna, shown in fig. A dual polarized microstrip patch antenna is proposed for kuband applications. Index terms antenna, slots, msa, dielectric, patch, substrate, feed. Aug, 2014 a dualband antenna is proposed for wlan and wimax frequency bands. Ultrawideband dualpolarized patch antenna with four. In this paper, a new compact, dual band, aperture coupled, patch antenna with combined c\ushaped slot for circularly polarized operation is proposed.
Compact wideband dualpolarized microstrip patch antenna k. The antenna element operates in at least three frequency bands and i. First, we present a single rectangular patch antenna fed by a gap. The aperture coupled microstrip antenna was developed by using cross. However, this antenna uses a structure of three stacked patches, and has a total height of about at 900 mhz.
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