A RACKET-SHAPED SLOT UWB ANTENNA COUPLED WITH PARASITIC STRIPS FOR BAND-NOTCHED APPLICATION
Author(s) -
Min Zhang,
Yingzeng Yin,
Jie Ma,
Yan Wang,
Wenchao Xiao,
Xuejie Liu
Publication year - 2010
Publication title -
progress in electromagnetics research letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.245
H-Index - 33
ISSN - 1937-6480
DOI - 10.2528/pierl10060910
Subject(s) - strips , standing wave ratio , materials science , bandwidth (computing) , ultra wideband , antenna (radio) , electrical impedance , acoustics , optoelectronics , electrical engineering , physics , microstrip antenna , telecommunications , computer science , engineering , composite material
A racket-shaped slot ultra-wideband (UWB) antenna coupled with parasitic strips for band-notched application is proposed in this paper. By attaching a pair of parasitic rectangular strips on the bottom of the substrate, a band-notched characteristic is well realized. Adjusting the length, width of the two strips and the distance between them, a band-rejected fllter characteristic at the WLAN operation in 5.15{5.825GHz frequency band can be obtained. The fabricated antenna has a small size of 20£37:5mm 2 . Good agreement is achieved between the simulated and measured results, both of which show an ultra-wide impedance bandwidth from 3.1 to 10.6GHz for VSWR less than 2 except the bandwidths of 5.15{5.825GHz for WLAN.
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