Controlling the antenna reconfiguration by software, using field programmable gate arrays fpgas or microcontrollers is introduced herein. By introducing patches of koch loop shapes, the antenna with different radiation patterns were formed using rf switches to. Software defined antenna sda is a smart reconfigurable antenna that can be attached to wireless devices to adapt antenna with environment requirements, as shown in fig. Manikannan 1,2assistant professor, ck college of engineering and technology, cuddalore, tamil nadu abstract with the rapid advancement in wireless communication, reconfigurable antenna is gaining greater attention. A quadpolarization and frequency reconfigurable square. Seeking a free antenna design and simulation software. For the novel frequency and pattern reconfigurable yagiuda patch antenna detailed in chapter 4, two slots have been used on driven element to achieve frequency and pattern reconfigurability, and two openend stubs have been used to adjust working frequency and. As a result of this study, two kinds of novel reconfigurable patch antennas. Antenna covers the various wireless standards wlan, wimax, wifi and uwb with return loss s11 antenna the reconfigurable patch antenna can be designed using hfss software. The main aim is to compact size of antenna hence we use patch antenna. The proposed antenna is simulated using ansoft hfss software. Design of frequency reconfigurable antenna using varactor diode. A reconfigurable microstrip patch antenna for various.
The proposed work in showed a novel design for microstrip reconfigurable patch antenna using pin diodes to switch between wireless local area network wlan frequency bands. A successful emerging trend in the wireless communication system. Frequency reconfigurable microstrip circular patch antenna. The antenna presents a reconfigurable lower band and a steady band at higher frequencies. New radiation patternreconfigurable 60ghz antenna for 5g. Oct 05, 2016 modeling of pin diode in hfss and frequency reconfigurable antenna. This design is suitable for wlansdr or cr applications, as the selected band relies on the. Reconfigurable patch antenna for software defined radio application 525 3 j.
This video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. Frequency reconfigurable patch antenna using pin diode at x. The antenna consists of four suppatches connected to one feed line, each subpatch generates a single band. The major objective of this study was to design, fabricate and test two kinds of novel reconfigurable antennas. Reconfigurable patch antennas with fourpolarization states. Theory and antenna design the concept of using stack patch antenna over basic radiating patch with a probe displacement produces good results at different resonant frequencies. Sep 01, 20 polarization reconfigurable patch antennas with four polarization agility are investigated in this paper. A single microstrip feeding line is used to feed both patches. Christodoulou, rfmems and its applications to microwave systems. A frequency reconfigurable patch antenna design based on the characteristic mode analysis is presented. Reconfigurable microstrip patch antenna a schematic view of the proposed antenna is plotted in figure 1. Frequency reconfigurable patch antennas have attracted significant attention due to their ability to cover multiple frequency bands 1723.
A rotatable reconfigurable antenna for cognitive radio. A circular polarization reconfigurable microstrip antenna, for use in 5g wireless communications, was designed, modeled, and fabricated. Evaluation of modeling accuracy of reconfigurable patch. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner. Reconfigurable wideband circularly polarized stacked square patch antenna for cognitive radios miguel a. How can i simulate pin diode in patch antenna in cst software.
The patch antennas provide advantage of light weight, less size, low fabrication cost, capable of dual and triple frequency observation. The antenna reconfigurability and its resonance 9 are changed by the use of switches configuration. This paper presented a new circular polarization reconfigurable antenna for 5g wireless communications. Modeling of pin diode in hfss and frequency reconfigurable antenna. A slot is etched on the ground plane of the antenna, where two varactor diodes are placed on each side of the slot in order to tune the lower band. The proposed design consists of a single probe fed microstrip triangular, dielectric substrate with the thickness, 3. For the dual band sdr system, the use of a single antenna with a wide bandwidth to cover both of the bands can be limiting for low power level signal. Abstract a design of a low profile reconfigurable microstrip patch antenna is presented. The designed antenna operates at the expected 60 ghz 5g frequency band with a central coaxial probe feed. The antenna is designed, optimized and simulated using transmission line matrix tlm based software microstripes 7. Reconfigurable beam steering using circular disc microstrip patch antenna with a ring slot is proposed. Design and analysis of frequency reconfigurable microstrip patch. Frequency reconfigurable microstrip circular patch antenna for wireless devices ghanshyam singh, mithilesh kumar abstract in this paper, a frequency reconfigurable circular antenna design and development is proposed for wireless devices.
Design of reconfigurable microstrip patch antenna f or wlan application biplab parida 1, abhishek kumar 2, janardan sahay 3 deptt. Reconfigurable microstrip patch antenna for wlan software. Reconfigurable patch antennas with fourpolarization. Antenna covers the various wireless standards wlan, wimax, wifi and uwb with return loss s11 reconfigurable microstrip patch antenna with rf pin diode switches is implemented for dual band of 2. The antenna, containing a semicircular slot, was compact in size and had a good axial ratio and frequency response. The patch version was figured using the first order koch loop. Reconfigurable patch antenna for software defined radio. At the two rf ports an impedance transformer matches the 50.
Pin diodes are used to achieve the switching between the patches, resulting in. A frequency band reconfigurable antenna is designed and experimentally analyzed. Frequency reconfigurable uwb antenna design for wireless. A successful emerging trend in the wireless communication system is the reconfigurable antenna system. Frequency reconfigurable patch antenna with bias tee for. Abstract a reconfigurable microstrip patch antenna with rf pin diode switches is implemented for dual band of 2. Keywords ads software, microstrip patch antenna, multiband, reconfigurable, rf pin diode. The rf pin diode from infineon bar 6702v model was used for the design. Jul 11, 2015 frequency reconfigurable patch antenna using pin diode at xband abstract. In this paper a new reconfigurable antenna design is presented. The objective of work is to design and develop polarization reconfigurable microstrip patch antennas which radiate electromagnetic wave of various orthogonal patterns i. The equivalent circuit model was considered for the design of the antenna. The results show with only two switches 9 different transmitting frequencies are available which. The first resonant frequency shifts down by varying.
High frequency structure simulator hfss software is used to design this. A versatile reconfigurable antenna with integrated sensing. One of the objectives is to evaluate the reliability of the simulation software to design and predict the performance of reconfigurable antennas with embedded active elements. A novel miniaturized frequency reconfigurable circular patch antenna with switchable slots in the radiating patch presented in this paper for frequency agility for software defined radio applications. Towards software defined antenna for cognitive radio networks. A new reconfigurable koch loop fractal antenna model has been proposed and its properties discussed using hfss software. Two pin diode switches controlled the reconfiguration for both the righthand and lefthand circular polarization. For the dual band sdr system, the use of a single antenna with a wide bandwidth to cover both of the bands can be limiting for low power. Two orthogonal slots are incorporated into the patch and two pin diodes are utilized to switch the slots on and off. The dualfed antenna can operates on two orthogonal linear polarizations simultaneously and on two orthogonal circular polarizations alternatively by controlling the perturbation elements on a square patch antenna. Design of a dualband frequency reconfigurable patch antenna. Survey on different types of reconfigurable patch antenna for.
Reconfigurable microstrip antenna design based on microgenetic algorithm. A new polarizationreconfigurable antenna for 5g applications. Evaluation of modeling accuracy of reconfigurable patch antennas. Reconfigurable dual band microstrip patch antenna for software defined radio applications ibrahim tekin1, michael knox2 1electronics engineering, sabanci university 34956, istanbul, turkey 2electrical engineering, polytechnic institute of nyu brooklyn, ny, usa. The proposed antenna is simulated by applying cst microwave studio software and fed through strip line feeding. Survey on different types of reconfigurable patch antenna for wireless applications 1k. In 5,6, the design of patch antennas with switchable slots has been presented for. Frequency reconfigurable patch antenna using pin diode at xband abstract. Microstrip line feed is used for this antenna design. Towards software defined antenna for cognitive radio. The antenna is capable to reconfigure at nine different frequencies from 1.
Reconfigurable dual band microstrip patch antenna for. Feb 11, 2015 this video covers the implementation of a 10 ghz rectangular patch antenna, with an inset feed in ansys hfss. In this paper, a reconfigurable microstrip patch antenna with rf pin diode switches is implemented for dual band of 2. The dualfed antenna can operates on two orthogonal linear polarizations simultaneously and on two orthogonal circular polarizations alternatively by. Survey on different types of reconfigurable patch antenna. Design and implementation of reconfigurable 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 intentional redistribution of the rf currents over the. Frequency reconfigurable patch antenna using pin diode at. Mar 01, 2012 read reconfigurable microstrip patch antenna for wlan software defined radio applications, microwave and optical technology letters on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
Design a reconfigurable patch antenna for mobile application. An integrated reconfigurable antenna capable of spectrum sensing along with various reconfiguration features such as polarization, frequency, bandwidth, and radiation pattern is proposed here. Citeseerx reconfigurable dual band microstrip patch antenna. Polarization reconfigurable patch antennas with four polarization agility are investigated in this paper. The antenna can operate in dualband or in a very wide band mode. Design of a dualband frequency reconfigurable patch. It consists of a square patch of side a printed on rt duroid substrate of. The proposed antenna senses the spectrum by uwb antenna from 2 to 11 ghz to identify the spectrum conditions.
Such sdrreconfigurable band antenna or software defined antenna sda. How to use pin diodes in cst for reconfigurable patch antennas. Small microstrip patch antenna for future 5g application in rf. For the dual band sdr system, the use of a single antenna with a wide bandwidth to cover both of the bands can be limiting for low power level signal applications due to wideband noise.
The proposed antenna has two patches placed perpendicularly to each other. A lot of work has been carried out frequency reconfigurable micro strip patch antenna for mobile communication standards summarized in 20. Design of reconfigurable microstrip patch antenna for wlan. The optimization of reconfigurable antenna design and operation by removing unnecessary redundant switches to alleviate biasing issues and improve the systems performance is discussed. Barbosa kortright university of puerto rico, mayaguez campus mayaguez, pr 00680 miguel.
Technique fit based on the commercial software cst. In todays world all the systems are going wireless for good compatibility and flexibility. Frequency tunable microstrip patch antenna using rf mems technology. In this paper the design of an xband frequency reconfigurable patch antenna has been demonstrated using pin diode. By introducing patches of koch loop shapes, the antenna with. Simulations have been conducted using advanced design systems ads software. The proposed antenna is reconfigurable for both rhcp and lhcp, by adjusting the dc biasing of two pin diodes. The tuning of frequency is realized by changing its effective electrical length, which is controlled by different mode of the pin diode by applying different bias voltages. A quadpolarization and frequency reconfigurable square ring. Two different configurations are studied with dualband behavior. In this article, the design of a reconfigurable microstrip patch antenna with radiofrequency rf pin diode switches is pre sented for wlan software defined. A progression of parametric study was done to get that how the features of the antenna depends on dimensions and material of geometry. The antenna consists of a microstrip feed connected to a circular radiating element divided into three patches which are connected through silicon pin diodes used as switches for achieving reconfigurability as being cheap and easy to implement having high switching capabilities. In this paper, a printed patch antenna operating around 2.
A reconfigurable patch antenna using switchable slots for. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Reconfigurability is achieved by switching on and off two patches using pin diodes. Is there any free software where i can design a microstrip patch. Design of frequency reconfigurable antenna using varactor. The possibility of realizing a frequency reconfigurable patch antenna with the help of reed switches at microwave frequencies has been made here 10. Design and implementation of reconfigurable microstrip patch. Reconfigurable koch loop fractal antenna using rf switch. Reconfigurable microstrip patch antenna for wlan software defined. By placing a variable capacitor at the input of the subpatches, the impedance matching frequency of the antenna.
Reconfigurable stacked microstrip patch antenna for multi. A novel design of a microstrip patch antenna with switchable slots pass is proposed to achieve circular polarization diversity. Reconfigurable dual band microstrip patch antenna for software defined radio applications ibrahim tekin1, michael knox2 1electronics engineering, sabanci university 34956, istanbul, turkey 2electrical engineering, polytechnic institute of nyu brooklyn, ny, usa email. A reconfigurable patch antenna using switchable slots for circular polarization diversity abstract. Reconfigurable wideband circularly polarized stacked square. In the proposed design, a circular patch antenna with circular slot using two pin diodes at the centre. Abstract in this paper we propose a rectangular microstrip p atch antenna with inset fed which can operate at 2. A frequency reconfigurable printed microstripfed patch antenna is proposed here. A square slot has been introduced in order to realize pin diode effect in antenna parameters.
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