Ultra-wideband planar inverted-F antennas with cut-etched ground plane

作者:Man, M. Y.*; Yang, R.; Lei, Y.; Xie, Y. J.; Fan, J.
来源:Electronics Letters, 2012, 48(14): 817-U30.
DOI:10.1049/el.2012.1042

摘要

Improved bandwidth property of the planar inverted-F antenna (PIFA) is presented by using a cut-etcheded ground plane. A demonstration PIFA exhibits more than 100% bandwidth with resonance covering all wireless local area network frequencies and 2-6 GHz mobile broadband wireless access applications. It is shown that such an ultra-wideband PIFA will achieve nearly omnidirectional radiation pattern at 2.4/2.5 GHz, and mainly backward radiation at 3.8 GHz and 5.1-5.8 GHz.

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