Antenna beamforming, is introduced into wireless reconfigurable mimo systems in this thesis, we introduce a design and implementation of a leaky wave antenna control circuit that replaces and simultaneously improves the performance of an older. Reconfigurable transmitarray antennas by jonathan yun lau c 2012 by jonathan yun lau abstract reconﬁgurable transmitarray antennas jonathan yun lau doctor of philosophy graduate department of edward s rogers department of electrical and computer engineering in this thesis we present a systematic study of the diﬀerent approaches to. Iii studies on reconfigurable printed antennas phd thesis by drama krishna abstract reconfigurable antennas represent a recent innovation in antenna design. Utkarsh patel phd student thesis project: fast analysis techniques for electromagnetic surfaces.
In today’s communication system, reconfigurable antenna’s multifunctional capability plays an advantageous role based on reconfigurability of antenna characteristics it is classified into four basic categories—frequency reconfigurable antenna , polarization reconfigurable antenna , radiation pattern reconfigurable antenna , and hybrid (which is the combination of the any of the. Dual frequency reconfigurable reflectarray antenna of split ring elements with rf mems switches a thesis submitted to the graduate school of natural and applied sciences. Design synthesis and miniaturization of multiband and reconfigurable microstrip antenna for future wireless applications qi luo a.
Thesis active antenna bandwidth control using reconfigurable antenna elements antenna concepts pattern and frequency reconfigurable annular slot antenna using pin diodes antennas a novel of reconfigurable planar antenna making your own discone antenna reconfigurable antennas 0521877865. A reconfigurable antenna is an antenna capable of modifying dynamically its frequency and radiation properties in a controlled and reversible manner (bernhard, 2007. 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. I abstract this thesis evaluates the effect of a using reconfigurable antenna (ra) on the performance of wireless communication in underground mines.
Luccini, marco, joint use of on-board reconfigurable antenna pattern and adaptive coding and modulation in satellite communications at high frequency bands (2013) electronic thesis and dissertation repository 1699. Ii abstract the lack of references on nonlinearity issue faced in reconfigurable antennas has motivated the work described in this thesis the nonlinear. Reconfigurable antenna is an alternative solution to these possible antenna options that we seek to design and analyze its performance the premise of the design is simple.
Design of reconfigurable annular slot antenna a thesis presented to the academic faculty by symeon nikolaou in partial fulfillment of the requirements for the degree masters of science in electrical and computer engineering georgia institute of technology december, 2005. Ms thesis: beam steering in phased arrays using a pattern reconfigurable antenna, kevin n hietpas, december 2004 amphenol antel inc ms thesis: a pattern and frequency reconfigurable microstrip spiral antenna , gregory h huff, december 2003. A 77 ghz reconfigurable micromachined microstrip antenna array by ismail ali hamieh a thesis submitted to the faculty of graduate studies through electrical and. 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, reconfigurable antennas integrate an inner mechanism (such as rf switches,. A design of reconfigurable filtering-antenna for ultra-wideband applications ammar abdullah hussein al-hegazi a thesis submitted in fulfillment of the requirements for the degree of master of.
University of calgary analysis and design of reconfigurable spiral antenna for rf interference mitigation by waldemar kunysz a thesis submitted to the faculty of. Antenna element pattern reconfigurability in adaptive arrays by tyrone lavonne roach dissertation submitted in partial fulfillment of the requirements. This thesis will examines an s-band rectangular-to-trough waveguide transition and trough guide antenna that has been designed for broadband reconfigurable antenna applications considering as well the airflow characteristics for sensing applications. This thesis purpose is to design of reconfigurable multiband microstrip antenna equipped with the competence of fine-tuning one of its functioning frequencies independently.
University of south florida scholar commons graduate theses and dissertations graduate school january 2012 reconfigurable antenna and rf circuits using. Development of harmonic suppressed reconfigurable fractal dipole antenna shipun anuar hamzah a thesis submitted in fulfilment of the requirements for the award of the. To certify that the work in this thesis entitled “design and analysis of polarization reconfigurable microstrip patch antennas ” by mr ashish kumar sahu is a record of an original research work carried out by his during.
In this thesis, four new and novel contributions to reconfigurable antennas are described the first contribution is the reconfigurable antenna for a portable wireless communications device two novel reconfigurable antennas have been designed. I universiti teknologi mara design of plasma antenna for reconfigurable beam steering technique hajar binti ja’afar thesis. Packing more functionality into ever smaller spaces has made reconfigurable antennas very attractive for telecommunications engineers, especially given the ever expanding landscape of cellular.