The advent of the sixth-generation (6G) networks presents another round of revolution for
the mobile communication landscape, promising an immersive experience, robust reliability …

While 5G is tasked to transform our lives for the better over the next 10 years, next-
generation mobile communications, aka 6G, will undoubtedly demand even higher energy …

With massive deployment, multiple-input–multiple-output (MIMO) systems continue to take
mobile communications to new heights, but the ever-increasing demands mean that there is …

This manuscript presents a survey on new challenges in wireless communication systems
and discusses recent approaches to address some recently raised problems by the wireless …

Reconfigurable antennas play important roles in smart and adaptive systems and are the
subject of many research studies. They offer several advantages such as multifunctional …

Shape memory materials (SMMs) have emerged as highly promising candidates for radio
frequency (RF) applications, resulting in numerous innovations and remarkable …

Fluid antenna systems (FASs) can reconfigure their antenna locations freely within a
spatially continuous space. To keep favorable antenna positions, the channel state …

Massive connectivity over wireless channels relies on aggressive spectrum sharing
techniques. Conventionally, this may be achieved by sophisticated signal processing and …

The increasing interest of fluid antenna systems is reinforced by an unprecedented way of
achieving multiple access, by exploiting moments of deep fades in space. This …

This letter investigates a fluid antenna system (FAS) where multiple ports can be activated
for signal combining for enhanced receiver performance. Given ports at the FAS, the best …