Compact Dual Band-Notched Printed Monopole Antenna for UWB Application

A compact printed ultrawideband (UWB) monopole antenna with dual band-notched characteristics is presented. By inserting two I-shaped notches in both sides of the microstrip feed line on the ground plane, additional resonances are excited, and hence the bandwidth is increased up to 123%. Two notched...

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Veröffentlicht in:IEEE antennas and wireless propagation letters 2010, Vol.9, p.1148-1151
Hauptverfasser: Abdollahvand, M, Dadashzadeh, G, Mostafa, D
Format: Artikel
Sprache:eng
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Zusammenfassung:A compact printed ultrawideband (UWB) monopole antenna with dual band-notched characteristics is presented. By inserting two I-shaped notches in both sides of the microstrip feed line on the ground plane, additional resonances are excited, and hence the bandwidth is increased up to 123%. Two notched frequency bands are achieved by embedding a pair of Γ-shaped stubs in the radiation patch and a modified G-slot defected ground structure in the feeding line. The designed antenna has a small size of 20 × 18 mm 2 and operates over the frequency band between 2.8 and 11.8 GHz for VSWR
ISSN:1536-1225
1548-5757
DOI:10.1109/LAWP.2010.2091250