Design of multiple-feed lens antennas requires multivariate and multi-objective optimization
processes, which can be accelerated by PSO algorithms. However, the PSO algorithm often …

Collimated flat-top beam shapers primarily consisting of freeform lenses have a wide range
of applications and pose challenges in terms of processing and integration when the …

Dynamic beam steering with unlimited angular range and fast speed remains a challenge in
the terahertz gap, which is urgently needed for next-generation target tracking, wireless …

Dynamic multi-beam steering is highly desired in target tracking and networking, with faster
speed and larger flexibility as compared to single-beam steering. Here, instead of actively …

Fast and versatile beam forming and steering technologies are now crucial for various
emerging applications, including wireless optical communications and optical switches …

Metasurfaces, as 2D artificial electromagnetic materials, play a pivotal role in manipulating
electromagnetic waves by controlling their amplitude, phase, and polarization. Achieving …

The existing phased array antenna has high costs, high power consumption, and is difficult
to be widely applied. The lens antenna technology holds the potential to become a low-cost …

The design of multiple-feed lens antennas requires multivariate and multi-objective
optimization processes, which can be accelerated by PSO algorithms. However, the PSO …

Beam-steering devices play a vital role in the realm of optical wireless communication
(OWC). However, conventional beam-steering technologies based on spatial light …