This letter presents the design of a novel wideband horizontally polarized omnidirectional
printed loop antenna. The proposed antenna consists of a loop with periodical capacitive …

A horizontally polarized omnidirectional planar loop antenna that employs an artificial mu-
negative transmission line (MNG-TL) is proposed. The MNG-TL is designed using …

An omnidirectional dual-polarized antenna with high port isolation is presented for 2.4-GHz
wireless local area network (WLAN) applications. The omnidirectional patterns of both …

An ultra-wideband horizontally polarized omnidirectional antenna is proposed. The
connected Vivaldi antenna array mechanism is exploited to achieve the ultra-wide …

In certain radar and wireless communication applications, omnidirectional circularly
polarized (CP) antennas are desired but existing solutions have complex 3-D structures and …

Future radio systems, such as software defined radio and cognitive radio concepts give rise
to significant challenges for antenna design and in particular reconfigurable antenna design …

A compact horizontally polarized (HP) omnidirectional antenna with broadband
characteristic is presented. The antenna is composed of four planar folded dipole antennas …

An omnidirectional circularly polarized (CP) antenna array is proposed. The antenna array is
composed of four identical CP antenna elements and one parallel strip-line feeding network …

A novel broadband horizontally polarized (HP) omnidirectional planar antenna is developed
for mobile communications. The proposed antenna consists of four printed arc dipoles that …

The theory, design, analysis, and verification of a wideband and unidirectional loop antenna
loaded with mu-negative (MNG) metamaterial unit cells is presented. It is shown that by …