Compact microstrip antennas are of great importance in meeting the miniaturization
requirements of modern portable communications equipment This book is a comprehensive …

Dual-frequency patch antennas may provide an alternative to large-bandwidth planar
antennas, in applications in which large bandwidth is really needed for operating at two …

A novel method of achieving a single-feed circularly polarized (CP) microstrip antenna with
both broad impedance bandwidth and axial ratio (AR) bandwidth is presented. The CP …

By embedding shorting vias, a dual-feed and dual-band L-probe patch antenna, with flexible
frequency ratio and relatively small lateral size, is proposed. Dual resonant frequency bands …

The advent of new, multistandard mobile phone devices is an important challenge for
antenna designers, as they have to implement integrated antennas with multiband operation …

This letter presents a dual-sense circularly polarized (CP) microstrip patch antenna with a
dual-coupled line. The rectangular patch antenna operating in TM01 mode is utilized as a …

ABSTRACT A compact quadruple band microstrip patch antenna with two rectangular
notches is proposed and analysed for multiband applications. The proposed antenna …

A multifunction wireless device having at least one of multimedia functionality and
smartphone functionality, the multifunction wireless device including an upper body and a …

A novel dual‐band asymmetric slit with defected ground structure microstrip antenna for
circular polarization (CP) operation is proposed. In which, the lower resonant band is excited …

621,455 A 3/1899 Hess et al. component elements. The design is Such that it provides two
646,850 A 4/1900 Lindemeyr important advantages: the antenna may operate Simulta …