Reconfigurable phased antenna array for extending cubesat. In the raa configuration, the behavior of the reconfigurable multiple element linear. Reconfigurable antennas for wireless communications. Reconfigurable antenna array with multifeed antenna. High data rate multibeam communication systems final propress redort summarv of research.
The simulation results shows that the proposed antenna array can be successfully used as ultrawide band antenna over. A wideband pattern reconfigurable cone antenna employing liquidmetal reflectors is presented. Reconfigurable c and ku band antenna using duelpatch. The reconfigurable array provides four different modes with relatively balanced power. Antenna arrays are commonly used to achieve high gains and beam steering, but they require complex feeding networks. Recent developments of reconfigurable antennas for current and. The antenna accordingly resonates at a lower frequency band. To permit the operating frequencies and the bandwidths to be reconfigurable, switching components are normally used. Various industries such as 5g and defense are looking at smart, reconfigurable antennas and phased arrays for higher performance. However, the advantages of both the reconfigurable antenna and integrated filterantenna technology have not been fully applied to antenna array applications. The wide circle slot, etched on the ground, serves as the radiation. Design and evaluation of a reconfigurable antenna array for mimo systems article pdf available in ieee transactions on antennas and propagation 563.
Reconfigurable reflectarrays and array lenses for dynamic antenna beam control. Reconfigurable semiconductor phasedarray metasurfaces. A fronttoback pattern reconfigurable antenna based on two dipoles is investigated. Pdf a novel structure of reconfigurable orthogonal antenna array roaa constructed with separated feeding network by air gap technique is introduced. Ideally, reconfigurable antennas should be able to alter their operating frequencies. Reconfigurable antenna aperture with optically controlled. The proposed patternreconfigurable antenna consists of a metal cone as the main radiators and eight poles as reflectors for beam switching. Varactor diodes or mems switches, pin diodes, are the most frequently used. A key difference in the design of array lens elements is that in addition to exhibiting a large phase range. The simulation results shows that the proposed antenna array can be successfully used as ultrawide band antenna over frequency range from 4 ghz to 18 ghz. Katehi university of michigan, ann arbor, michigan prepared for the 2001 aps international symposium and usncursi national radio science meeting.
Design of reconfigurable microstrip patch antenna for wlan. The patternreconfigurable antenna is realized by switching two pin diodes with two broadband baluns. The array consists of planar radiating elements that may be interconnected through computercontrolled switches to form larger elements radiating at frequencies lower than the resonant frequency of the individual elements. Design of reconfigurable microstrip patch antenna f or wlan application biplab parida 1, abhishek kumar 2, janardan sahay 3 deptt. Reconfigurable array antenna using microelectromechanical systems mems actuators rainee n. A fronttoback patternreconfigurable antenna based on two dipoles is investigated. The conceived algorithm, which generalizes some existing solutions, relies on a weighted cost function, whose iterative minimization is accomplished by properly derived. This paper presents a wideangle scanning phased array antenna using high gain pattern reconfigurable antenna pra elements. Reconfigurable antennas for high data rate multibeam communication systems.
An internal reconfigurable dipoleloop antenna array, covering the entire ultrahigh frequency uhf band for ultrahigh definition television uhdtv applications is presented. A wideband patternreconfigurable cone antenna employing liquidmetal reflectors is presented. Integra devices hold the technology needed to enable this next. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner. Reconfigurable antennas synthesis lectures on antennas. This feature enables the antenna radiation traces conformably attached to a 3d polycarbonate carrier or directly on. Antenna element pattern reconfigurability in adaptive arrays by tyrone lavonne roach dissertation submitted in partial fulfillment of the requirements for the degree of doctor of philosophy in electrical and computer engineering in the graduate college of the university of illinois at urbanachampaign, 2010 urbana, illinois doctoral committee. Simulations have been done using cst software 8 to validate the feasibility of the proposed frequency reconfigurablephased array antenna for mm. Reconfigurable array antenna using microelectromechanical. Oct 06, 2016 various industries such as 5g and defense are looking at smart, reconfigurable antennas and phased arrays for higher performance.
A reconfigurable antenna is a different solution to achieve a wide impedance bandwidth by switching on and off some parts of the antenna. Scribd is the worlds largest social reading and publishing site. Wideangle scanning phased array antenna using high gain. Discussion of various factors that affect the radiation pattern is presented. Multifunctional reconfigurable antennas and arrays operating at 60. So the combination of pattern reconfigurable antenna and thinned array will have much potential in the ability of wideangle scanning of antenna array.
Directive and reconfigurable loaded antenna array for wireless. Single antenna design the proposed pattern reconfigurable antenna is shown in fig. Ieee transactions on antennas and propagation to appear 1 abstractin this paper, a compact pattern reconfigurable dualantenna array is designed at 2. Plasma antenna and its array driven by surface wave. A reconfigurable antenna array for kaband cubesats has been presented. Applications that would benefit from the advantages delivered by this invention include multimode, multiband wireless communications and radarimaging systems, wireless communication with enhanced security, highly efficient near field communication, astronomy systems. The antenna is composed of a slottedwaveguide array design with a. The concept of reconfigurable antenna is widely used as an additional feature of reconfigurable ability for future wireless communication systems especially for cognitive radio applications, radar system and multifrequency communications. Reconfigurable antennas free download as powerpoint presentation. Multiple antenna elements used together is called an antenna array. In order to provide a dynamic response, reconfigurable antennas integrate an inner mechanism such as rf switches, varactors, mechanical actuators or tunable materials that enable the.
In fact, phased array is a collection of antennas that are mostly spaced evenly along one direction or in a twodirectional for bidimensional arrays. This paper proposes a deterministic method for the 3d synthesis of antenna arrays that jointly accounts for farfield pattern reconfigurability, polarization setting, dynamic range ratio reduction, and nearfield control. Interdigital structure, which serves as short radiation line of grid array antenna is then introduced to reconfigure radiation pattern. Aeu international journal of electronics and communications 102, 2534. A phased array antenna is disclosed that uses hybrid integration of the wave coupled mems phase shifters and a substrate integrated slotted waveguide antenna array and associated feed network. This article presents the design of a grid array antenna with pattern reconfigurable ability. The antenna presents three resonant frequencies if nonreconfigurable fractal configuration is used, but by using reconfiguration concept this antenna can resonate at nine different resonant frequencies in mode ii. Therefore, this dissertation explores how to maximize the antenna array performance using reconfigurable antennas and integrated filterantennas. In 16, applying weighted thinned array with pattern reconfigurable antenna has been done. Reconfigurable microstrip antenna array ijert journal. Pdf reconfigurable microstrip patch slot antenna array. A reconfigurable antenna array integrated with rf switches date.
Reconfigurable antennas and arrays for cognitive radio. Reconfigurables y antenas phasedarray also star wars. Nov 08, 20 in this project, a new reconfigurable antenna design was proposed. The antenna consists of a monopole layer and a pifa layer. The antenna system consists of an array of two printed dipoles separated by a distance of a quarter wavelength. The fronttoback ratio fb is improved by using two folded dipoles.
The theory for a fronttoback pattern reconfiguration is analyzed. It is focused on both reconfigurable antenna elements and arrays, and outlines some directions for future research. Reconfigurable antenna arrays with multiple requirements. The envelope correlation coefficients eccs between the two antennas in all four modes is below 0. The pattern reconfigurable antenna is realized by switching two pin diodes with two broadband baluns. Apr 16, 2019 this article presents the design of a grid array antenna with pattern reconfigurable ability. The reconfigurable antenna may be an array antenna or just a single antenna. The frequency reconfigurable log periodic microstrip dipole array operated over c,x and ku bands has been designed and simulated by ansys hfss. The internal antenna array is used to overcome the influence of electromagnetic interference when integrating the antenna element inside the tv model and to increase the gain and reception rate of receiving signals. A sharedaperture reconfigurable dualpolarized slotring antenna array switching between different frequency. Reconfigurable wireless power transmission in fullyenclosed space using antenna array article pdf available in ieee access pp 99. Optics and electronic department mechanical engineering college. The antenna includes a substrate integrated waveguide siw slot array. Reconfigurable antenna international journal of new technology.
Customizable phased array antenna using reconfigurable. Mechanically reconfigurable singlearm spiral antenna. Define the function of mems switches in the microstrip antenna feeds to. Fabricated electronically reconfigurable transmitarray antenna. However, the advantages of both the reconfigurable antenna and integrated filter antenna technology have not been fully applied to antenna array applications. First, a switchableband reconfigurable antenna array switching between l and c bands is presented. Pattern reconfigurable antenna array for mimo application. The center dipole is connected to 50 ohm transmitter and the. Reconfigurable antenna systems provide the functionality of a multiantenna system in the space of a single antenna.
Pdf polarizationreconfigurable antenna array for millimeter. Phased array metamaterial systems are enabling new classes of refractive and diffractive optical elements through spatialphase engineering. A frequency reconfigurable antenna is arguably the most practical. Reconfigurability, when used in the context of antennas, is the capacity to change an individual radiators fundamental operating characteristics through electrical, mechanical, or other means. Nov 10, 20 a reconfigurable antenna array integrated with rf switches date. Comparative analysis of reconfigurable patch antenna array. A reconfigurable antenna array integrated with rf switches. Pdf frequency reconfigurable log periodic microstrip. Pdf reconfigurable printed antenna arrays for mmwave. Phasedarray metamaterial systems are enabling new classes of refractive and diffractive optical elements through spatialphase engineering. Example consider a symmetric threeelement dipole antenna array consisting of half wavelength dipole antennas, shown in figure 2. Abstract in this paper we propose a rectangular microstrip p atch antenna with inset fed which can operate at 2. Mar 23, 2018 in this paper, a mechanically reconfigurable circular array with singlearm spiral antennas sasas is designed, fabricated, and experimentally demonstrated to generate broadband circularly.
Wo2009023551a1 hybrid integrated mems reconfigurable. A symmetric structure made of two yagiuda antennas with two active elements. The antennas are fabricated on a flexible polyimide tape, with conductive copper layers plated on one or both sides. Reconfigurable koch loop fractal antenna using rf switch. Antenna parameters such as frequency, radiation pattern, and polarization can be reconfigured. It is simple in design and has a wide impedance bandwidth. Pdf the design of 5g 4element antenna array system with the capability of switching its operation between right hand circular polarization.
The proposed structure provides interesting benefits in terms of bandwidth, polarization purity, and versatility, which suggest promising possibilities for the array technology in forthcoming kaband nanosatellites. Pdf design and evaluation of a reconfigurable antenna. Design of patch antenna array based on lc in this design, antenna dimensions are determined. Us20050088358a1 reconfigurable parasitic control for. In this paper, a mechanically reconfigurable circular array with singlearm spiral antennas sasas is designed, fabricated, and experimentally demonstrated to generate broadband circularly. We theoretically demonstrate the tunability of infrared scattering phase and radiation patterns in lowloss, highindex dielectric resonators using free.
In this project, a new reconfigurable antenna design was proposed. A frequency and pattern reconfigurable antenna array based on. The recent rapid development of wireless communication systems. Reconfigurable characteristics of the monopole plasma. New reconfigurable antenna array is demonstrated for multiple input multiple output mimo communication systems that improves link capacity in closely spaced antenna arrays. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation. They are able to cover a wide frequency range in changing. In this article, we develop design principles for reconfigurable optical antennas and metasurfaces.
Ideally, reconfigurable antennas should be able to. In recent years, reconfigurable antennas have received an enormous consideration in the field of wireless communication systems. The basic antenna array is constituted of circular patches adapted with coplanar notches and circular patches parasite fed by electromagnetic coupling. Antenna arrays are used to create directed radiation patterns. The specific antenna presented in this paper is a planar 2element yagi array with a parasitic element loaded with. The proposed pattern reconfigurable antenna consists of a metal cone as the main radiators and eight poles as reflectors for beam switching. Smart, reconfigurable antennas and phased arrays youtube.
Internal reconfigurable dipoleloop antenna array for high. The primary use for this technology is in military and commercial systems that use reconfigurable antenna array technology. In fourth design a reconfigurable array with a sensing circuit is designed. This research developed new individually reconfigurable planar antenna array elements that can. Two compact structures with reconfigurable radiation based on four broadside microstrip arrays of six elements are presented. Using pra elements is an attractive solution for wideangle scanning. Frequency reconfigurable log periodic microstrip dipole. A reconfigurable microstrip antenna array using spst. Reconfigurable antennas for high data rate multibeam.
A reconfigurable antenna array raa integrated with rf. A broadband polarizationreconfigurable slot antenna and 2. This architecture comprises lens array antennas coupled with beam selection network per antenna that can steer the beams in required directions. This research developed new individuallyreconfigurable planar antenna array elements that can.
The array consists of four individual reconfigurable patches which are attached to the different conformal surfaces. Pdf reconfigurable wireless power transmission in fully. In this paper rectangular patch antenna array and reconfigurable rectangular patch antenna array is designed and simulated for bluetooth 2. Theory and realization of a patternreconfigurable antenna. In this paper, novel multiband frequency reconfigurable planar invertedf antennas pifa are developed.
The antenna provides very good frequencyreconfigurable characteristics and might be suitable for use in a phased array form for fifth generation. A frequency reconfigurable antenna array is introduced. Multiband frequency reconfigurable planar invertedf. Electronically reconfigurable parasitic antenna array for. The proposed hybrid reconfigurable fractal antenna is a novel compact, simple, multiband and reconfigurable. Wideband patternreconfigurable cone antenna employing. A reconfigurable antenna array raa integrated with rf switches 8 november 20 the recent rapid development of wireless communication systems has created a strong need. The antenna presents three resonant frequencies if non reconfigurable fractal configuration is used, but by using reconfiguration concept this antenna can resonate at nine different resonant frequencies in mode ii. Pdf reconfigurable orthogonal antenna array roaa based on.
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