A parallel-plate Luneburg lens (LL) based on all-metal metamaterial is presented in this
article. To achieve the required refractive index distribution of the LL, an all-metal unit cell …

Dual-beam steering has the advantage of providing extensive and efficient scanning in
multitarget environment. However, the existing methods of dual-beam steering antenna …

A node microstrip architecture is proposed for designing a compact Butler matrix (BM) that is
integrated with a dual-polarized endfire antenna array. The node microstrip architecture can …

This paper introduces a proof of concept design for the first phased array antenna design
enabled by liquid metal (LM) technology. The proposed LM phased array antenna system is …

This paper proposes a widebeam coverage antenna solution for a low-complexity millimeter-
wave (mmWave) indoor Internet of Thing (IoT) network. The proposed switched …

This paper proposes an effective planar mmWave switched beamforming antenna array with
low complexity and wide beam coverage. The proposed structure is configured using …

In this work, we present a compact four-direction beamforming 5G antenna based on a
stacked Butler matrix and a microstrip patch array antenna. The proposed beamforming …

The investigation of beamforming networks (BFNs) for multibeam antenna arrays has been
ongoing for decades. However, enabling individually controllable multibeams employing a …

A design of a compact wideband quadrature coupler based on metamaterial is presented at
3.5 GHz. The quadrature coupler is a significant component in beamforming networks with …

This paper presents a design of multibeam beamforming networks (BFNs) using planar
microstrip circuit. The multibeam BFNs, which are based on the generalized joined coupler …