Abstract: This paper is on relay beamforming in wireless networks, in which the receiver has perfect information of all channels and each relay knows its own channels. Instead of the commonly used ...

Figure 1: Typical applications of metasurfaces in wireless communication include: RIS (Reconfigurable Intelligent Surface-based Wireless Relay Systems), Digit (Digital-Coded Metasurface-Based ...

A recently developed wirelessly powered 5G relay could accelerate the development of smart factories, report scientists from Tokyo Tech. By adopting a lower operating frequency for wireless power ...

Abstract: The energy efficiency of wireless communications, in terms of bits/Joule, is a metric which has come into focus of the research community. It can be improved if adaptive transmission power ...

This ESP32-based LED Glow system introduces a simple and intuitive way to control LED lighting wirelessly using a push-button interface. The transmitter, equipped with a push button, sends signals to ...

In a patent issued this week to Oculus, the company describes a wireless relay system designed to prevent loss of signal even when a user is out of range of the primary transmitter and receiver.

A US-based company working on wireless power-at-a-distance technology, Reach Power, has unveiled its wireless power relay nodes. The company unveiled the technology while announcing that it has ...

ABSTRACT: In this paper a new method to improve performance of cooperative underwater acoustic (UWA) sensor networks will be introduced. The method is based on controlling and optimizing carrier ...