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IJSTR >> Volume 8 - Issue 10, October 2019 Edition



International Journal of Scientific & Technology Research  
International Journal of Scientific & Technology Research

Website: http://www.ijstr.org

ISSN 2277-8616



Design Of Compact Monopole Wideband Antenna With Defected Ground Plane

[Full Text]

 

AUTHOR(S)

Priya Singla, Dr. Ranjit Kaur

 

KEYWORDS

Antenna, DGS, Polarized Antenna, Return loss

 

ABSTRACT

Conventional microstrip antennas had a few confinements, that is, single working recurrence, low impedance transmission capacity, low increase, bigger size, and polarization issues.. Carved openings or deformities on the ground plane of microstrip circuits are alluded to as Defected Ground Structure. Single or numerous deformities on the ground plane might be considered as DGS.. DGS is embraced as a rising system for improving the different parameters of microwave circuits, that is, limited transmission capacity, cross-polarization, low gain, etc. A Line feed Microstrip Patch Antenna (MPA) working from 2 GHz to 4GHz recurrence, with absconded ground plane is introduced in this paper. The proposed reception apparatus is structured utilizing FR epoxy substrate material having dielectric consistent 4.4 and thickness 1.6 mm. The exhibition parameters of receiving wire, for example, Voltage Standing Wave Ratio (VSWR), Return Loss (RL), addition and radiation example are recreated utilizing Ansoft High Frequency Structure Simulator (HFSS) programming. The exhibition parameters of the proposed radio wire with various substrate material and Defected Ground Planes (DGPs) at three recurrence esteems 2.4GHz, 3GHz and 3.933GHz (ranging 2-4GHz) are analysed in this paper. The accomplished impedance data transmission is 66.66%.The antennas' deliberate pinnacle additions and efficiencies differ from 1.76 to 2.18 dBi and 96% to 98%, individually. Contrasted and different plans, the proposed antennas display multiband execution by utilizing a basic single-feed structure, acknowledge various blends of profoundly disengaged recurrence groups with wide tunability of recurrence proportions, and have directional stable radiation designs that are smaller and of electrically little size. To be sure, they can possibly meet the down to earth prerequisites for remote applications.

 

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