Overview of existing and emerging wireless communications systems; interference, blocking, and spectral efficiency; radio propagation and fading models; performance of digital modulation in the ...

SECOM and Tokyo Tech jointly developed a millimeter wave wireless communication system that enables long distance communication, and succeeded in transmitting 4K uncompressed video in real time from a ...

This technical paper titled “Reconfigurable Intelligent Surfaces for Wireless Communications: Overview of Hardware Designs, Channel Models, and Estimation Techniques” is from researchers at IEEE. The ...

To guarantee safe train operations and provide passengers with convenience, such as seamless internet service and robust entertainment options, there is an increasing need for high-reliability, ...

Four parties will verify bidirectional communication by equipping optical wireless communication devices on Low Earth Orbit satellites and HAPS. The National Institute of Information and ...