A compact multibeam endfire dual-polarized antenna array for low-cost millimeter-wave
(mmWave) applications is proposed in this letter. Multimode substrate-integrated waveguide …

A multibeam beam-forming network (BFN) for generating 2-D multibeam array antenna
(MAA) is proposed using single-layer substrate integrated waveguide (SIW) technology …

This article describes a novel spherical lens antenna constructed of planar layers of
lightweight foam with equally spaced conducting inclusions of varying sizes on an …

A new topology for 2-D scanning multibeam array antenna (MAA) design is proposed.
Different from the traditional 2-D scanning scheme, this new design approach is composed …

This work presents the modelling of a highly efficient all-metal slotted waveguide array
antenna (SLWA) at sub-THz frequencies for the 5th generation communication applications …

A 2-D Butler matrix (BM) in uniplanar configuration for designing multibeam array antenna
(MAA) is proposed using substrate integrated waveguide (SIW) technology. Firstly, a novel …

In this paper, a microstrip-based 4× 8 Butler matrix (BM) is presented. The main benefit of
the design is the miniaturization of the beamforming network (BFN) structure. To obtain this …

A differential Butler matrix is presented in this paper using a new type of wideband
unbalanced-to-balanced power dividers. The differential Butler matrix has the merit of high …