Pdf design and study of frequency reconfigurable antenna for. This paper proposes a new design for a frequency reconfigurable multiband antenna based around a slot dipole. Modern society thrives on communication that is instant and available at all times, a constant exchange of information that encompasses everything from video streaming to gps navigation. The antenna is constructed of an active element, a parasitic element loaded on pin diodes, and a dc line. Good agreement between simulated and measured results is observed. The proposed antenna is reconfigurable for both rhcp and lhcp, by adjusting the dc biasing of two pin diodes. Reconfigurable antennas synthesis lectures on antennas. A circular polarization reconfigurable microstrip antenna, for use in 5g wireless communications, was designed, modeled, and fabricated.
Pdf quad compositions of collocated dipoles and loops. Reconfigurable antennas synthesis lectures on antennas and propagation jennifer t. The objective of this chapter is to show the applications of innovative reconfigurable antenna methodologies for the 4g devices. For access to this article, please select a purchase option. A novel reconfigurable microstrip fractal uwb antenna with. Compact multiband frequency reconfigurable planar monopole. Report reconfigurable antennas please fill this form, we will try to respond as soon as possible. A rotatable reconfigurable antenna for cognitive radio. Study of reconfigurable printed antennas for gps applications. In this study, a dualband pattern reconfigurable antenna was proposed and investigated.
Reconfigurable antennas modify their operating frequency, impedance. Pdf recent developments in reconfigurable and multiband. In order to provide a dynamic response, reconfigurable antennas integrate an inner mechanism that enable the intentional redistribution of the rf currents over the antenna surface and produce reversible modifications of its properties. Design of polarization reconfigurable antenna using metasurface article pdf available in ieee transactions on antennas and propagation 626. Design and implementation of reconfigurable microstrip patch antenna for sband applications p. The antenna provides three modes with nine radiation beam patterns in a 5.
Reconfigurable integrated patch antenna for g band. Moreover, the size of the antenna is extremely compact. A study of reconfigurable multiband antenna for wireless application haydar m. Ultracompact reconfigurable band reject uwb mimo antenna. After that a discussion about the main advantages and disadvantages of the reconfigurable antennain addition to the most important applications that can. Figure 1 from mode reconfigurable bistable spiral antenna. The main patch of this antenna has two modified cshaped gaps. Multiple radiation patterns receive signals from multiple directions. 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. In this paper, a new reconfigurable microstrip fractal ultrawideband antenna with a capability of variable rejection frequency bands is presented.
Compact, frequency reconfigurable, printed monopole antenna. Mechanically pattern reconfigurable antenna using metasurface. Get overtheair hdtv free, cut the cord, antenna tv. 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. The chip inductors change the impedance response of the monopole, allowing to reduce the resonant. Reconfigurable antennas jennifer lyn truman bernhard. The pattern reconfigurable metasurfaced parms antenna is composed of a planar semicircular ms placed directly atop of a planar circular patch antenna with a diameter of 70 mm 1. Antennas are necessary and critical components of communication and radar systems, but sometimes their inability to adjust to new operating. Review article memsreconfigurable metamaterials and antenna applications tomislavdebogovic 1 andjulienperruisseaucarrier 2 laboratory of electromagnetics and acoustics, ecole polytechnique f.
Design and implementation of reconfigurable microstrip patch. This paper aims to provide an overview of the development of reconfigurable leaky wave antennas. An lc stub is connected to the ground plane by activating the pin diode for each radiator. This chapter provides an overview of the stateoftheart of reconfigurable antennas by elaborating the basic concepts of different reconfigurable antennas and practical techniques to realize them. Switch 2 and switch 3 controls the beam switching of the antenna. The antenna proposed in this work consists of three switches. Pdf pattern reconfigurable mimo antennas for multiband lte. In order to satisfy the requirements for the advanced systems used in modern wireless and radar applications, different multiband and reconfigurable antennas have been proposed and investigated in the past years. Us9923267b1 phasechange material based reconfigurable.
The three square patches are fed by inset feed line technique and are connected with a single transmission line by a logperiodic array formation to form a wideband frequency from 2. Pdf in this paper, the design of a frequency reconfigurable antenna. The reconfigurable antenna is one of the most important components in sdr communication. Christodoulou1 1electrical and computer engineering, university of new mexico, albuquerque, nm 871, usa 2electrical engineering department, california state university fullerton, fullerton, ca 92831, usa abstract this paper presents an antenna scheme. Reconfigurable koch loop fractal antenna using rf switch. View reconfigurable antenna ppts online, safely and virus free.
Scribd is the worlds largest social reading and publishing site. A new polarizationreconfigurable antenna for 5g applications. Experts even suggest that in the near future everything from. Reconfigurable antennas for wireless communications. Communications satellites, ieee transactions on microwave theory and techniques, 27. Five different reconfigurable printed antennas for different applications are designed during the study of this thesis. These focus the wavefronts from a feeding antenna into a narrower beamwidth. Wideangle scanning phased array antenna using high gain. Reconfigurable antenna represents recent innovations in antenna design that dynamically changes frequency, pattern polarization to modifiable structures that can be adapted. The antenna has applications in bluetooth, wimax, and wlan systems. Different antenna shapes can be created by selectively inducing regions in the pcm to be conductive.
Reviewarticle memsreconfigurable metamaterials and. Recent developments in reconfigurable and multiband. The electrical shape of the antenna is a loop with an open wire, which flips symmetrically, depending. Pdf design of polarization reconfigurable antenna using. Reconfigurable antenna properties can be changed dynamically by external control compound reconfigurability. Study of reconfigurable printed antennas for gps applications roberto g.
A reconfigurable antenna is a different solution to achieve a wide impedance bandwidth by switching on and off some parts of the antenna. Multiple operating frequencies antennas are designed for specific operating frequencies wimax 3. A comparative analysis of various reconfigurable and multiband antenna concepts is presented. Design and implementation of reconfigurable microstrip. Switch 1 is a lumped switch that controls the operating bands of the antenna. Review article memsreconfigurable metamaterials and. A compact and reconfigurable band notch uwb antenna for cognitive radio application has been proposed in this paper. Abstract one of the biggest challenge in modern communication systems is to provide a single antenna for. A radiation pattern reconfigurable antenna designed using metasurface ms is proposed in this study. A study of reconfigurable multiband antenna for wireless. They convert a guided electromagnetic into a plane wave propagated in free. Reconfigurable antennas can deliver the same throughput as a multiantenna system.
The reconfigurable antennas have the advantage of being able to produce good radiation pattern with better bandwidth compared to patch antennas. This paper proposes a possible implementation of a compact printed monopole antenna, useful to operate in umts and wlan bands. The optimization of reconfigurable antenna design and operation by removing unnecessary redundant switches to alleviate biasing issues and improve the systems performance is discussed. Reviewarticle memsreconfigurable metamaterials and antenna applications. Osa phase and magnitude constrained metasurface holography at w. Pdf design and analysis of frequency reconfigurable. An analytical method is proposed to find a suitable kresling conical pattern for antenna applications that can hold its shape automatically by its internal.
This was followed by the implementation of a second antenna i. This lecture explores the emerging area of reconfigurable antennas from basic concepts that provide insight into fundamental design approaches to advanced techniques and examples that offer important new capabilities for nextgeneration applications. The switches can encompass several functions on reconfigurable antennas, for example modify the antenna feed location and, therefore, adjust the resonant frequency control the electrical length of slots placed along the patch connect or disconnect several elements in antenna arrays or, similarly, connect parasitic elements to the radiating patch. When the switch 1 is on, the proposed antenna operates at 3. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner.
A rotatable reconfigurable antenna for cognitive radio applications y. Iet members benefit from discounts to all iet publications and free. A compact reconfigurable multiband monopole antenna is presented. The proposed antenna is symmetric with respect to the vertical center line and has a pair of pin diodes as switching elements near the top center of the antenna. The work began with the design of a single reconfigurable antenna that can be switched between an invertedf antenna ifa mode and a bezel mode, with low envelope correlation of around 0. Christodoulou1 1electrical and computer engineering, university of new mexico, albuquerque, nm 871, usa. Reconfigurable antennas can provide various functions in operating. An apparatus can include a phase change material pcm having a conductive phase and an insulating phase. Reconfigurable antennas synthesis lectures on antennas and propagation. Geocaching benchmark hunting benchmark details powerlinenoise. The proposed hybrid reconfigurable fractal antenna is a novel compact, simple, multiband and reconfigurable.
Pdf design and analysis of reconfigurable microstrip. Single, dual and tripleband frequency reconfigurable antenna. The antenna resonant frequency can be controlled by the. Reviewarticle memsreconfigurable metamaterials and antenna. In satellite communications systems, signals are typically beamed between satellites and fixed coverage areas on. Free download pdf y tawk, ar albrecht, s hemmadyletters, research, 2010 abstractthis letter presents a novel frequency reconfigurable antenna design using photoconductive. Reconfigurable antennas synthesis lectures on antennas and. The present invention relates generally to antenna systems, and more particularly to a reconfigurable antenna system for a satellite capable of operating in multiple orbits. In this paper, these design concepts have been classified into three basic approaches.
Recent trends and techniques in engineering electromagnetics reconfigurable compact antennas and signal processing algorithms for smart wireless communication system. The antenna has a rectangular patch with two meandered slots. Prisco consorzio nazionale di ricerca per le tecnologie optoelettroniche dellinp via circumvallazione esterna di napoli. A comparative analysis of various reconfigurable andmultiband antenna concepts is presented.
Reconfigurable antenna meaning reconfigurable antenna definition reconfigurable antenna explanation. The three square patches are fed by inset feed line technique and are connected with a single transmission line by a logperiodic array formation to form a. Reconfigurable antennas are capable of dynamically reshaping their radiation patterns in response to the needs of a wireless link or a network. Review article memsreconfigurable metamaterials and antenna. Mar 06, 2017 what does reconfigurable antenna mean.
Single, dual and tripleband frequency reconfigurable. A shorting pin is inserted to allow the annular slot antenna to have an omnidirectional radiation pattern like a monopole antenna. Reconfigurable antennas for mimobased cognitive radio applications. Pdf advances in reconfigurable antenna systems facilitated by.
Optically pumped frequency reconfigurable antenna design. Dualband pattern reconfigurable antenna for wireless mimo. Varactor diodes or mems switches, pin diodes, are the most frequently used. Reconfigurable antenna international journal of new technology. Recent trends and techniques in engineering electromagnetics. Reconfigurable c and ku band antenna using duelpatch. Applications of advanced reconfigurable antenna for the next generation 4g communication devices. As described earlier, a transmitarray is a phaseshifting surface consisting of an array of unit cells. Pdf pattern reconfigurable mimo antennas for multiband. The reconfigurable antennas have the advantage of being able to produce good radiation pattern with better bandwidth compared to. The configuration of the proposed antenna is shown in fig. Frequency reconfigurable antenna based on commercial. Pdf a reconfigurable radiation pattern annular slot antenna. 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.
Pdf future fifth generation 5g wireless platforms will require reconfigurable antenna systems to meet their performance requirements in. Reconfigurable integrated patch antenna for gband applications. To permit the operating frequencies and the bandwidths to be reconfigurable, switching components are normally used. Three pairs of pindiode switches are placed across, the dipole arms. The design of the proposed compact dualband pattern reconfigurable antenna is based on a switched parasitic array spa antenna. The reconfigurable antenna consists of numerous metal cylinders. The proposed uwb antenna has dual notch band in wimax and wlan and has reconfigurable property in terms of band notching for a. It is possible to reconfigure the operating frequency of the antenna, by altering the states of the. The radiating structure monopole is printed on a 1.
When flat, the antenna resembles an archimedean planar spiral antenna which exhibits a bidirectional pattern. Apparatuses and methods for making configurable antennas are provided. The pcm can be activated to the conductive phase to produce an antenna structure. Altamimi, salah mahdi abstracts in this study an introduction to the reconfigurable antenna technology is presented. They use dynamically variable and adaptable singleantenna geometry without increasing the real estate required to accommodate multiple antennas. Further, even if the array antenna has large element spacing, there is no problem in beam scanning if the element has a sufficient number of reconfigurable modes. Frequency and pattern reconfigurable antenna for emerging. Reconfigurable antennas differ from smart antennas because the reconfiguration mechanism lies inside the antenna. Wirelessly reconfigurable antenna pavel nikitin honeywell scanning and mobility lynnwood, wa, usa pavel. Different antenna shapes can be produced having specific resonance frequencies and radiation patterns to suit the application. As shown in figure 1, a reconfigurable holographic antenna is composed of three parts, namely, the transmission line that carries the reference wave, the radiation element excited page 1 of 8 author submitted manuscript jphysd121924. Romano dipartimento di ingegneria dellinformazione seconda universita degli studi di napoli via roma 29, aversa 81031, italy g. A new frequency reconfigurable antenna architecture is presented, in which a dielectric fluid is pumped into a cavity behind the antenna to change its resonant. Reconfigurable antennas free download as powerpoint presentation.
It can be switched between four bands using two pin diodes by altering current. In order to accomplish that, a miniaturization technique based on the application of chip inductors is used in conjunction with frequency reconfiguration capability. In the first design an antenna for frequency reconfigurable applications is designed. The electrical length of the conductor is changed using pin diodes and the resonance of antenna is shifted from 4. A frequency reconfigurable patch antenna is proposed. Description download reconfigurable antennas comments. This paper presents a mode reconfigurable origami spiral antenna using the bistable property of kresling origami. Evaluation of modeling accuracy of reconfigurable patch antennas. The proposed antenna is a center fed spiral antenna, which is designed to resonate at 1. It is focused on both reconfigurable antenna elements and arrays, and outlines some directions for future research. In the recent years, reconfigurable antennas have acquired a huge interest in the.
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