Compact antenna based on SRR using radial stub as virtual ground for wireless applications

The paper presents the design of a miniaturized antenna which consist of Split Ring Resonator (SRR) and radial stub as virtual ground. The proposed antenna has a physical size of 0.16 λ
₀
× 0.27 λ
₀
× 0.013 λ
₀
with a gain of 1.81 dBi in the operating frequency range. The antenna shows 8.7% impedance bandwidth at 2.42 GHz and radiation efficiency of 93%, making it suitable for use in wireless applications.