Massive MIMO is a disruptive technology that was born more than a decade ago, and that
has been adopted as an integral part of the 5G standard. Without its many advantages, the …

The inevitable next era of smart living requires unprecedented advances in enabling
technologies. The building blocks of this era are devices such as sensors, actuators, and …

Emerging applications such as Internet of Everything, Holographic Telepresence,
collaborative robots, and space and deep-sea tourism are already highlighting the …

The demand for wireless connectivity has grown exponentially over the last years. By 2030
there should be around 17 billion of mobile-connected devices, with monthly data traffic in …

In this work, we investigate the probability distribution function of the channel fading
between a base station, an array of intelligent reflecting elements, known as large intelligent …

Enabling ultrareliable low-latency communication (URLLC) with stringent requirements for
transmitting data packets (eg, 99.999% reliability and 1-ms latency) presents considerable …

Despite many studies already published on large intelligent surfaces (LIS), there are still
some gaps in mathematical models in the face of possible scenarios. In this work, we …

6G Frontiers Enables readers to understand the exciting new technologies, architectural
directions, technical aspects, and applications of 6G, plus legal and standardization …

Compressed sensing multi-user detection (CS-MUD) algorithms play a key role in optimizing
grant-free (GF) non-orthogonal multiple access (NOMA) for massive machine-type …

The advances mobile communications has seen in recent years has rendered the radio
spectrum a limited and, hence, an expensive resource. Therefore, technologies that support …