A compact ultra wideband antenna with WLAN (IEEE 802.11a) band rejection

The problem of interference between ultra-wideband (UWB) system and other narrow band systems has been a major concern for a long time. This paper presents a compact UWB antenna that shows desirable band-notch and gain characteristics. The proposed antenna consists of an octagon-shaped patch with a...

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Bibliographic Details
Main Authors: Jalil Y.E., Chakrabarty C.K., Kasi B.
Other Authors: 55257996600
Format: Conference Paper
Published: 2023
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Summary:The problem of interference between ultra-wideband (UWB) system and other narrow band systems has been a major concern for a long time. This paper presents a compact UWB antenna that shows desirable band-notch and gain characteristics. The proposed antenna consists of an octagon-shaped patch with a truncated ground plane that is fed by a 50? microstrip line. The frequency notch characteristic is obtained by inserting two C-shape slots on the radiating patch. The proposed antenna is successfully designed and simulated showing good impedance matching and reasonable radiation patterns over a bandwidth of 2.8 to 11 GHz. Furthermore, the proposed antenna has a compact size of 26 � 32 mm2 while exhibiting the band rejection performance in the frequency band of 5.15 to 5.85 GHz. � 2012 IEEE.