Survey on different types of reconfigurable patch antenna for wireless applications 1k. A reconfigurable magnetoelectric dipole antenna using bent crossdipole feed for polarization diversity ieee antennas and wireless propagation letters 2017 16 412 415 2s2. Advances in intelligent systems and computing, vol 469. Pdf design of a frequency and polarization reconfigurable patch. Aug 29, 2017 a reconfigurable patch antenna using switchable slots for circular polarization diversity. As the antenna is reconfigurable it has two slightly. To obtain polarization diversity, a pair of onslit pin.
Research article dualband reconfigurable antenna for. Polarization reconfigurable patch antenna for wireless. Antenna reconfiguration is enabled with the aid of two rf switches inserted in. In recent years a reconfigurable patch antenna becomes important issue in wireless and satellite communication systems, because it can operate frequency and polarization diversity using pindiodes switching 15.
Diversity reception and transmission, stereo diversity. Reconfigurable microstrip patch antenna for frequency. The device can switch between circular and linear polarization. A pair of ltype slits is embedded into the edge of square patch and the shape of the slit is changed according to on or offstate of pin diode. A small reconfigurable patch antenna is proposed to achieve polarization diversity for digital multimedia broadcasting systems at 2. Polarization reconfigurable patch array antenna semantic. Vidmar, varactortuned microstrippatch antenna with frequency and polarisation. A reconfigurable microstrip patch antenna with switchable circular polarization using a piezoelectric transducer pet is reported in 11.
The microstrip rectangular structure as shown in fig. He covers printed antennas, microstrip antenna design, antenna design for wireless communication and mobile phones, smartphone antenna design compliances and measurement, reconfigurable frequency and polarization diversity antennas, printed antenna arrays, antenna arrays for microwave sensing and imaging, airborne synthetic aperture radar arrays, multi. The proposed antenna using four triangleshaped elements to simultaneously achieve good impedance match for circular and linear polarization. Reconfigurable beam steering using circular disc microstrip patch antenna with a ring slot is proposed. It can switch between linear polarization lp, rhcp and lhcp at dual frequency. A mechanically reconfigurable patch antenna with polarization diversity is presented. Nanbo jin designed the patch antenna 2 with switchable slot pass. The proposed antenna consists of a microstrip patch. Apr 26, 20 submission for 20 ieee aps student design challenge, reconfigurable antennas by prf team from nanyang technological university, singapore. A lowprofile, wideband, highgain reconfigurable antenna, which is capable of switching among four linear polarizations lps at every 45 rotation, namely, 0, 45, 90, and 5 lp, is presented. The design of a novel reconfigurable microstrippatch antenna with frequency and polarizationdiversity functions is presented. Polarization reconfigurable patch antenna for wireless sensor. This application claims the benefit of priority under 35 u. Read varactor controlled frequency and polarization reconfigurable microstrip antenna, international journal of rf and microwave computeraided engineering on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
Reconfigurable microstrip antenna with polarisation. Diversity fin has separate rf outputs for the lpda and dipole components, and these two outputs are connected to the two antenna inputs of a diversity receiver for diversity reception. A frequency and polarization reconfigurable microstrip. Polarization reconfigurable microstrip antenna request pdf. Reconfigurable microstrip antenna with polarisation diversity. The receiver can then use diversity techniques with a single antenna system, as opposed to two spaced antennas. Circular polarization reconfigurable antennas are achieved by varying. An antenna s linear polarization is generally along the direction as viewed from the receiving location of the antenna s currents when such a direction can be defined. Reconfigurable microstrip patch antenna design with polarization and frequency diversity for cognitive radio is put forward and practically studied in this paper. In this paper, we present the first ever polarization reconfigurable patch antenna via use of integrated mems actuator. Design and analysis of polarization reconfigurable.
The present paper demonstrates a frequency and polarization reconfigurable microstrip patch antenna with simple feed structure. Sng, reconfigurable patch antenna for polarization diversity, ieee transactions on antenna and propagation, 569,sept 2008. New design of a single feed reconfigurable circular patch antenna with polarization pattern diversity is presented. The radiating circular patch, printed on a thin substrate, is supported by non conductive posts on a conducting ground plane and is excited with a capacitively coupled feed. Polarization reconfigurable memscpw antenna for mm. This paper focuses on the frequency reconfigurable antennas.
Apparatus and methods for reconfigurable antenna systems are provided herein. The antenna can operate with vertical and horizontal polarizations at the same time and hence realize polarization diversity. In this paper, an oam mode reconfigurable antenna is. Therefore, the proposed patch antenna has different polarizations. Reconfigurable hybrid beamforming architecture for millimeter.
Jun 02, 2016 singlefeed circular microstrip patch antenna with diagonal slot for polarization reconfigurability has been proposed. While when the tx power continues to increase beyond 10 dbm such that the polarization diversity gain offered by sub. A reconfigurable patch antenna using switchable slots for. Nov 01, 2014 a reconfigurable circular patch antenna with switchable slits for polarization diversity a reconfigurable circular patch antenna with switchable slits for polarization diversity osman, mohamad n rahim, mohamad k. Design and implementation of reconfigurable patch antennas for wireless communications fei he, m. Polarizationdiversity crossshaped patch antenna for. The layers are held together with a thin bolt going through the center of both layers. The work on singlefeed frequency and polarization reconfigurable microstrip patch antenna is reported earlier. A novel design of a microstrip patch antenna with switchable slots pass is proposed to achieve circular polarization diversity.
The design of a novel reconfigurable microstrip patch antenna with frequency and polarization diversity functions is presented. Research article polarization reconfigurable patch antenna. 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. Polarization reconfigurable patch antenna for wireless sensor network applications. New radiation patternreconfigurable 60ghz antenna for 5g.
Wideband tri polarization reconfigurable magnetoelectric dipole antenna institute of electrical and electronics. The frequency and polarization agility is realized by varying the reactance of an embedded varactor at the center of the x. Survey on different types of reconfigurable patch antenna. The paper proposes polarization reconfigurable antenna that can change its polarization from left hand circular polarizationlhcp to right hand circular polarization rhcp by using patch rotation technique. The proposed antenna consists of a squarering resonator, two stubs with a shorting via, and two pin diodes.
A novel design of patch antennas with polarization diversity is proposed and experimentally studied in this letter. Circular polarization cp radiation of the proposed antenna is obtained by introducing protruded slots. But in reconfigurable patch antenna using switchable lshaped slots for circuit polarization diversity there is no need of power divider and also multiple feeds. Single antenna with multiple polarization for diversity. It introduces reconfigurable patch antenna with a cslot shape. Research article polarization reconfigurable patch antenna for wireless sensor. Polarization diversity can be an issue in effectively addressing the multipathfading effects in modern wireless. The polarization of the field radiated by this reconfigurable antenna can be configured into righthanded circular polarization rhcp, lefthanded circular polarization lhcp or linear polarization lp. A study of reconfigurable multiband antenna for wireless. The stub is positioned symmetrically to the left and right of the squarering resonator, and the squarering antenna connected to one of two stubs has a dualband resonance. Reconfigurable microstrip patch antenna using mems technology.
In order to obtain polarization reconfigurability, several patch antenna configurations have been investigated 57. Ebginspired reconfigurable patch antenna for frequency. By turning the diodes on or off, this antenna can radiate with either right hand circular polarization rhcp or left hand circular. Reconfigurable dualslit perturbed patch antenna for circular polarization diversity donghyo lee 1, daewon chung 1, seongmin pyo 2 1 leo satellite mission operations dept. Dual feed degenerate mode patch is used as the starting point for. A reconfigurable patch antenna with independent frequency and polarization agility.
Libandwidth enhancement of a polarization reconfigurable patch antenna with stairslots on the ground ieee ant wireless propag lett, 2014, pp. A frequency and polarization reconfigurable microstrip patch. This paper outlines a new polarization reconfigurable ebg electromagnetic band gap antenna in the 60 ghz millimeter waves band. In april 2015, an electronically reconfigurable patch antenna design for polarization diversity with fixed resonant frequency for wireless local area network wlan with a frequency band 2. A new circular polarization dual feed microstrip square patch. Crosspolarization levels could be further improved with slight modifications in the lshape island geometry. The stub is positioned symmetrically to the left and right of the squarering resonator, and the squarering antenna connected to one of two stubs has a dualband. Vahldieck, a reconfigurable slot antenna with switchable polarization, ieee microwave and wireless components letters, vol. A frequency and polarization reconfigurable microstrip patch antenna for adaptive wireless networks. Two orthogonal slots are incorporated into the patch and two pin diodes are utilized to switch the slots on and off. The designed antenna operates at the expected 60 ghz 5g frequency band with a central coaxial probe feed. An orbital angular momentum oam mode reconfigurable antenna.
Polarization diversity can be achieved with single feed itself. For purpose of utilizing orbital angular momentum oam mode diversity, multiple oam beams should be generated preferably by a single antenna. The reconfigurability is achieved by electrically altering the states of diodes or varactors to change the surface currents distributions or reflector size of the antenna. Study of frequency and polarization reconfigurable on. Reconfigurable patch antenna for polarization diversity article in ieee transactions on antennas and propagation 569. The current distribution of an eshaped patch antenna in state 3 is shown in fig. The frequency and polarization diversity with single patch and single feed produces a simple structure, small size, and low cost for.
Reconfigurable circular microstrip patch antenna with. A novel polarization reconfigurable array antenna is proposed and fabricated. Circular polarization is important because regardless of the receiver orientation. To achieve high bandwidth and high gain in wireless applications, reconfigurable microstrip patch antennas are used. Yuk, a simple planar polarization reonfigurable antenna for gnsspcs, ieee transactions on antennas and propoagation, 632, feb 2015. Frequency and polarization reconfigurable antenna systems. A novel reconfigurable annular ringslot antenna with switchable polarization is presented. Reconfigurable rhombus shaped patch antenna with yshaped feed for polarization diversity 10 is proposed by modes on rhombus shape patch antenna in which the antenna become asymmetrical structure. In addition, the polarization diversity antenna is also capable to improve. Varactor controlled frequency and polarization reconfigurable. There are claims a quad antenna, by virtue of vertical side wires and horizontal top and bottom wires, provides polarization diversity. Using only one switch and a single patch, the antenna operates at 4.
This paper presents a reconfigurable twoport circular patch antenna that improves the performance of a mimo wireless communications system through pattern diversity. In radio engineering, an antenna is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver. Overview on multipattern and multipolarization antennas for. In certain configurations, an antenna system includes an antenna element, a tuning conductor adjacent to and spaced apart from the antenna element, and a switch electrically connected between the tuning conductor and a reference voltage, such as ground. Read a reconfigurable circular patch antenna with switchable slits for polarization diversity, microwave and optical technology letters on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available. An orbital angular momentum oam mode reconfigurable. Polarization is predictable from an antenna s geometry. Accordingly it is expected that a wideband polarization recon. The proposed hybrid antenna is composed of a multilayer pyramidal dra dielectric resonator antenna exciting source covered with a fss frequency selective surface superstrate. Reconfigurable patch antenna for polarization diversity. Survey on different types of reconfigurable patch antenna for. Antenna diversity, also known as space diversity or spatial diversity, is any one of several wireless diversity schemes that uses two or more antennas to improve the quality and reliability of a wireless link. Polarization diversity article about polarization diversity.
Dualband reconfigurable antenna for polarization diversity youngje sung electronics engineering, kyonggi university, suwon, republic of korea. Measured results validate the performance improvement in port isolation and cross polarization level. Chen, a novel reconfigurable patch antenna for dual polarization diversity, antennas and. Recent developments of reconfigurable antennas for current and. Index termspatch antenna, polarization reconfigurable.
Oct 08, 2019 crossreference to related applications. Eshaped patch antenna with reconfigurable circular. Pin diode can be used to achieve reconfigurability by placing it within the slot. He covers printed antennas, microstrip antenna design, antenna design for wireless communication and mobile phones, smartphone antenna design compliances and measurement, reconfigurable frequency and polarization diversity antennas, printed antenna arrays, antenna arrays for microwave sensing and imaging, airborne synthetic aperture radar arrays, multifrequency sharedaperture microstrip. In transmission, a radio transmitter supplies an electric current to the antennas terminals, and the antenna radiates the energy from the current as electromagnetic waves radio waves. Antenna diversity, also known as special diversity or space. Jan 20, 2015 reconfigurable microstrip patch antenna for frequency diversity using rf mems. Submission for 20 ieee aps student design challenge, reconfigurable antennas by prf team from nanyang technological university, singapore. Abstract this letter presents a polarization reconfigurable memsintegrated coplanar patch antenna for mmwave applications. Different modes of the circular patch antenna can be excited by varying its radius with pin diode switches. The diversity fin antenna and polarization diversity. A reconfigurable patch antenna with independent frequency. Microstrip antennas with frequency agility and polarization diversity, ieee transactions on antennas and propagation,vol.
A reconfigurable circular patch antenna with switchable slits for. For instance, a vertical whip antenna will transmit and receive in the vertical polarization. A uslot inserted into the square patch and a pin diode are. Reconfigurable patch antenna for polarization diversity abstract. Lowprofile wideband highgain reconfigurable antenna with. This concept is implemented to design a novel reconfigurable antenna with both frequency and polarization diversities. Dualband reconfigurable antenna for polarization diversity. Dual feed degenerate mode patch is used as the starting point for circular polarization and lshaped islands which can be connected or disconnected to the main patch via rf switches are placed around the patch. It allows switching between right hand circular polarization rhcp and left hand circular polarization lhcp. The objective of work is to design and develop polarization reconfigurable micro strip patch antenna which radiate electromagnetic wave of various orthogonal patterns. Ashish kumar sahu is a record of an original research work carried out by his during 20142015 under my supervision and guidance in partial fulfilment of the requirement for the. Reconfigurable dualslit perturbed patch antenna for circular. Study of frequency and polarization reconfigurable on square.
Reconfigurable antenna provide diversity feature of frequency, polarization and radiation pattern which is used in various applications. The quad is normally a single polarization antenna, although. Reconfigurable wideband patch antenna for cognitive radio. Hou, design of polarization diversity patch antenna based on a compact reconfigurable feeding network, ieee transactions on antennas and propagation, vol. The reconfigurable patch antenna is simplest form of patch antenna as shown in fig. Some phase measurements of antennas antenna diversity. By adding a polarization switch, the antenna can provide either rhcp or. Polarization reconfigurable capability has been successfully added to a conventional eshaped patch antenna. Nov 01, 2011 a single feed compact microstrip antenna achieving frequency and polarization diversity using a varactor is presented. A polarizationreconfigurable filtering antenna system youtube. Based on this antenna architecture a practical algorithm that. A polarization recon gurable patch antenna with loop slots.
The antenna is composed of a fixed lprobe feed on a bottom substrate layer and a patch with truncated corners on an upper substrate layer that can rotate in azimuth. Reconfigurable magnetoelectric dipole antennas for base. Polarization reconfigurable microstrip patch antenna is presented for. A mimo system employs multiple antennas at both the transmitter and receiver front ends. Reconfigurable hybrid beamforming architecture for. A polarizationreconfigurable filtering antenna system. Polarization reconfigurable microstrip patch antenna is presented for 2. This paper proposes a dualband reconfigurable squarering antenna with a polarization diversity property. This tunable hybrid can be used to feed a patch antenna via orthogonal slots etched in its ground plane.
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