Recent developments in reconfigurable and multiband. Northrop grumman electronic systems, linthicum, md 21090. The second antenna is to design and develop reconfigurable circularly polarized microstrip antenna with single feed line, feeding with proximity coupled method. Existing antenna systems are limited to some applications.
Moreover, by using a beam selection network, each antenna beam can be steered in the desired direction. Finally, a rigorous full wave analysis was made for a circular patch antenna electromagnetically fed with a microstrip line directly underneath the patch. Dualband reconfigurable antenna for polarization diversity. Active antenna bandwidth control using reconfigurable. We design and implement the prototype of a reconfigurable antenna that is specifically designed for application to spatial modulation, and that. It will also appeal to practicing engineers working on antenna development. Designing of reconfigurable multiband antenna for wlan. Polarization reconfigurable antenna, circular patch, slit perturbations. Uwb antenna radiation pattern at f3 ghz thin line, 6 ghz thick line, and 9 ghz dotted line b. Reconfigurable antenna and rf circuits using multilayer. The antenna is analyzed using the transient solver of cst microwave studio.
Compact multiband frequency reconfigurable planar monopole. Presentation mode open print download current view. Advantages and disadvantages of reconfigurable antennas. From this definition one can deduce the significance of such antenna to wireless communication. A metasurface based lowprofile reconfigurable antenna with pattern. A reconfigurable spiral antenna for adaptive mimo systems. I found it was quite impossible to use a rotor without an indicator when positioning for a certain station. Research on the development of frequency reconfigurable. Case studies in reconfigurable small aperture antennas. Reconfigurable antennas free download as powerpoint presentation. Photograph of a reconfigurable antenna element for 1766 mhz where a square patch element is fed by a coaxial line at the corner and the polarization determined by grounding in one of two different locations. Reconfigurable antenna realizes the reconfiguration of parameters such as. Depending on the state of a switch, the corresponding splitring resonator does or does not induce a band notch.
Reconfigurable antenna is an important component in wireless communication system to operate in a number of bands. Electrical and electronics engineering department, university of tripoli, tripoli, libya. As for the selection of the reconfiguration technique, it is based on the reconfigurable antenna property. The proposed structure is based on a metallic cubic cavity which radiates through rectangular. Department of computers and system engineering, azzaytuna university, tarhona, libya. Reconfigurable antennas and rf components at millimeter wave reconfigurability is a vital feature of future agile millimeter wave systems for sensing, imaging, wireless, and satellite communications.
The antenna presents three resonant frequencies if non reconfigurable fractal configuration is used, but by using reconfiguration concept this antenna. In the first design an antenna for frequency reconfigurable applications is designed. So it is important to design a single recon gurable antenna for. Usually the signals received at the different antenna. The optimization of reconfigurable antenna design and operation by removing unnecessary redundant switches to alleviate biasing issues and improve the systems performance is discussed. A comparative analysis of various reconfigurable and multiband antenna concepts is presented. The text explains both the basic theory of antennas and its application to practical designs. Simulation of frequency reconfigurable square log periodic. Introduction a reconfigurable antenna rca is an antenna that is able to be formed, or bent. A reconfigurable antenna is an antenna capable of modifying dynamically its frequency and radiation properties in a controlled and reversible manner in order to provide a dynamical response. A compact reconfigurable multiband monopole antenna is presented. Examples of reconfigurable partially reflective surface prs antennas.
Ebooks and ejournals are hosted on igi globals infosci platform and available for pdf andor epub download on a perpetual or subscription basis. If you do not see its contents the file may be temporarily unavailable at the journal website or you do not have a pdf plugin installed and enabled in your browser. Upon toggling the switch between on and off states, the antenna. The polarization reconfigurable antenna is simulated in agilent ads. Design of reconfigurable antenna for wireless applications. The proposed hybrid reconfigurable fractal antenna is a novel compact, simple, multiband and reconfigurable. Mechanically conformal and electronically reconfigurable apertures using low voltage mems and flexible membrane for space based radar applications. Spatial modulation based on reconfigurable antennas.
Amel boufrioua 2020 frequency reconfigurable antenna designs using pin diode for wireless communication applications. The antenna is capable of being switched between singleband, dualband or tripleband operation. Concept the concept of a wirelessly reconfigurable antenna is illustrated in figure 1. A compact flexible and frequency reconfigurable antenna. A reconfigurable wimax antenna for directional and. An antenna can exhibit a reconfigurable frequency of operation, a reconfigurable radiation pattern, a reconfigurable polarization behavior, or a combination of any of these properties 1, 2. A rotatable reconfigurable antenna for cognitive radio. In this work, a frequency reconfigurable antenna with a bar6302v positiveintrinsicnegative pin diode is designed, simulated and fabricated. A wideband polarizationreconfigurable slot antenna is proposed for wirelessarea network wlan 802. Dualband pattern reconfigurable antenna for wireless mimo. Rca will allow adaptation, additional functionality and more versatility.
One pin diode is employed in the tshaped antenna for wlan and wimax applications. A compact frequency reconfigurable antenna for lte mobile. Such type of antennas can be reconfigured at the desired frequency band, radiation pattern and polarization. In this paper, the reconfigurable microstrip patch antenna using micro electro mechanical systems mems technology for micrometer wave application was designed. Kraus this text is for the course on antennas offered to the seniorgraduate level by most electrical engineering departments. Reconfiguration can be achieved by deploying switches within the radiating element of the antenna 1. Reconfigurable antenna aperture with optically controlled getebased rf switches loc chau1, james g. In order to provide a dynamic response, reconfigurable. The antenna incorporates three pairs of pindiodes which are located within the dipole arms. The electrical length of the conductor is changed using pin diodes and the resonance of antenna is shifted from 4.
Reconfigurable antennas represent a recent innovation in antenna. A lowprofile reconfigurable antenna with a capability of generating multidirectional beams is presented in this paper. Design and implementation of reconfigurable antenna. Pdf reconfigurable wireless power transmission in fully.
The work described here deals with the design and analysis of radiation pattern reconfigurable concepts where passive microstrip antenna elements are integrated with rf switches. Reconfigurable antenna and rf circuits using multilayer stretchable conductors by riaz ahmed liyakath a thesis submitted in partial fulfillment of the requirements for the degree of master of. Single, dual and tripleband frequency reconfigurable. Keywords frequency reconfigurable antenna, mobile antenna, yagi uda antenna, patch antenna component. In 24, a bandwidth reconfigurable antenna was introduced for wireless local area network wlan and worldwide. 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. Antenna technology for reconfigurable multiple antenna terminals. Geometry of the proposed compact dualband pattern reconfigurable antenna. Apr 15, 2015 the optimization of reconfigurable antenna design and operation by removing unnecessary redundant switches to alleviate biasing issues and improve the systems performance is discussed. Recent developments of reconfigurable antennas for current. The paper presents a frequency reconfigurable slot dipole antenna.
Reconfigurable integrated patch antenna for gband applications. In this paper, we introduce a generalized reconfigurable antenna multipleinput multipleoutput mimo architecture that takes advantage of lensbased reconfigurable. Antenna pattern file library base antennas rfi wireless. Reconfigurable antenna for software defined radio vijetha tummala1, v. B published on 20180424 download full article with reference data and citations. There are so many antennas for software defined radio. Reconfigurable antennas are an integral part of such systems as they can control polarization, frequency, radiation pattern, or characteristic. Simulated return loss, gain pattern and axial ratio patterns are given in figures 8. Reconfigurable antenna the design of reconfigurable antennas requires the inclusion of necessary switching elements. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner. Mohana ranga rao3 1,2,3assistant professor department of ece mlr institute of technology dundigal, ranga reddy district abstractthis software defined radio is a radio in which some or all of their functions are software defined. Northrop grumman aerospace systems, redondo beach, ca 90278. Reconfigurable antennas modern antenna handbook wiley.
Abstract reconfigurable antennas are capable of dynamically altering their frequency, polarization, and radiation properties in a controlled and. Frequency reconfiguration mechanism of a pin diode on a. A smart antenna consists of several antenna elements, whose signal are processed adaptively in order to exploit the spatial domain of the mobile radio channel. Detecting of failures in switch reconfigurable antenna arrays embedding reconfigurable filters in antennas introduction to components and analysis for reconfigurable antennas introduction to components performance parameters for components microwave circuit and antenna. Reconfigurable microstrip patch antenna for wlan software. Reconfigurable microstrip patch antenna using mems. Off state, the proposed antenna covers the low frequency lte band, dcspcswcdma bands, and high frequency. Reconfigurable antennas synthesis lectures on antennas. Many recent books and articles have discussed the use of reconfigurable antennas for green flexible rf in 5g applications. Microstrip patch antenna radiates due to the fringing fields between the patch edge and ground plane. Blekinge institute of technology bth karlskrona, sweden september 20 supervisor. Reconfigurable integrated patch antenna for g band applications.
These elements perform the job of connecting different parts of the antenna. The objective of this chapter is to show the applications of innovative reconfigurable antenna methodologies for the 4g devices. Case studies in reconfigurable large aperture antennas. The goal of this thesis is to design and analyse the frequency reconfigurable microstrip patch antenna which are mainly the combination of filters and antennas called filtering antennas filtennas. Study of reconfigurable printed antennas for gps applications. Reconfigurable antenna aperture with optically controlled. 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 intentional redistribution of the rf currents over the. A frequency reconfigurable monopole antenna using for. International audiencea new singlefeed reconfigurable antenna for pattern diversity is presented in this paper. They are bringing information to us with convenience and flexibility at low cost. Design and analysis of frequency reconfigurable micro strip. In 3, a quadantenna with a directional radiation pattern is presented. Reconfigurable koch loop fractal antenna using rf switch. This discount cannot be combined with any other discount or promotional offer.
Reconfigurable antennas can be applied to a variety of radio frequency rf communication systems. The reconfigurable antennas mitigate the abovementioned problems associated with the multiband antennas. An electronically reconfigurable patch antenna design for. That assumption proved to be correct as i have received letters from a wide variety of people. Pdf design and study of frequency reconfigurable antenna for. An integrated frequency reconfigurable antenna for. The antenna must have good performance over the whole band of interest to cover both the narrowband and wideband operating spectrums.
A cognitive radio system recently various designs and architectures for cognitive antennas have emerged. This reconfigurable antenna is controlled by the changing the voltage across a number of p. The success of the three previous editions of practical antenna handbook has been most gratifying. Further, using the proposed reconfigurable antenna in a mimo architecture, we propose a new signal. Pointing must be very accurate for a strong digital signal. Applications of advanced reconfigurable antenna for the next. The active amplifier adds db of gain to the antenna element. A new reconfigurable antenna mimo architecture for mmwave.
Summary of reconfigurable antennas for wireless and space. The proposed antenna consists of a squarering resonator, two stubs with a shorting via, and two pin diodes. Simulation results the prosed antenna is based on passive reconfiguration where the frequency varies as the current across the slot varies. Alternatively, you can download the file locally and open with any standalone pdf. In order to satisfy the requirements for the advanced systems used in modern wireless and radar applications, different multiband and reconfigurable. That is why you can see i have an old timey rotor in the setup. Reconfigurable microstrip patch antenna for frequency. Pdf in this paper, the design of a frequency reconfigurable antenna for wifi, wimax, and cband applications is. Advanced reconfigurable antenna provides for precise, onthefly, geometrical alterations to the antenna stateoftheart antenna technology still fails to deliver hardware that is functional across a wide bandwidth, accommodates variable power transmit and receive modes, and is capable of functioning in degraded or cluttered environments. Microstip antenna with a reconfigurable dumbbellshaped defected ground plane for dcs1800 and pcs1900 mohammad mehdi fakharian, pejman rezaei, and ali asghar orouji department of electrical and computer engineering semnan university semnan, iran email protected abstract a microstrip antenna with reconfigurable dumbbellshaped defected ground plane dgs is designed and simulated.
Frequency reconfigurable antenna written by rakshitha. Microstip antenna with a reconfigurable dumbbellshaped defected ground plane for dcs1800 and pcs1900 mohammad mehdi fakharian, pejman rezaei, and ali asghar orouji department of electrical and computer engineering semnan university semnan, iran email protected abstract a microstrip antenna with reconfigurable. In questo lavoro di tesi vengono presentate cinque diverse antenne stampate e ricon gurabili. Another method is to use a modified ground plane, especially for patch or monopole antennas. Design and analysis of frequency reconfigurable micro. A novel integrated antenna that consists of spectrum sensing and frequency reconfigurable antenna, printed on a single substrate is presented here. Scribd is the worlds largest social reading and publishing site. In this paper, concept of reconfigurable antenna is presented. A simple polarizationreconfigurable antenna ieee conference. A twoelement passive array utilizing electromagnetically coupled feeds was also designed, constructed tested. View reconfigurable antennas research papers on academia.
Review on types of reconfigurable antenna 39965 by editor. Reconfigurable antennas have attracted a lot of attention especially in future wireless communication systems. The frequency reconfigurable antenna based on this pentaband pifa is thus proposed to additionally cover all lte bands. A compact flexible and frequency reconfigurable antenna for. Applications of advanced reconfigurable antenna for the. The antenna is used in the lower band terrestrial and landmobile applications. Simulation of frequency reconfigurable square log periodic microstrip antenna array. The reconfigurable antenna should tune its operating frequency to the one determined by the spectrum decision module. Download fulltext pdf reconfigurable wireless power transmission in fullyenclosed space using antenna array article pdf available in ieee access pp99. The proposed antenna has two pin diodes with an optimal location.
When the switch is off, the splitring resonator srr causing a notch in its design band. The radiation pattern obtained in both cases are almost omnidirectional which is good for mobile application and sensing antenna. Pdf advances in reconfigurable antenna systems facilitated by. Young2, nabil elhinnawy2, doyle nichols2, john volakis3, nima ghalichechian3. Polarization reconfigurable dualband rectangular slot antenna in.
Darpa reconfigurable aperture grant copi, 1999 2002. Recent developments in reconfigurable and multiband antenna. However, its gain is comparatively low and its fabrication is expensive 19. Geometry of the proposed reconfigurable antenna for frequency a 1. Rfi wireless offers customers a diverse range of products and services, from completely integrated inbuilding and tunnel coverage systems, to the design, manufacture and distribution of low pim base antennas, multicoupling systems, unique mobile antenna designs, lightning management, cables and connectors, batteries and solar powered site solutions.
Reconfigurable antennas and rf components at millimeter wave. In this paper, these design concepts have been classified into three basic approaches. In this paper, a novel compact, flexible and frequency reconfigurable antenna is proposed. Reconfigurable antennas for mobile phone and wsn applications. Additional material was added for the following topics. Wireless communication and sensing systems have experienced enormous development over the past two decades. This paper proposes a dualband reconfigurable squarering antenna with a polarization diversity property. Applications of advanced reconfigurable antenna for the next generation 4g communication devices. Eurasip journal on wireless communications and networking a reconfigurable spiral antenna for adaptive mimo systems bedri a. However, to fully harness the potential of mmwave communications, obstacles such as severe path loss, channel sparsity and hardware complexity should be overcome. The proposed antenna comprises four pairs of active elements and parasitic elements loaded on pin diodes.
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