NASA is demonstrating laser communications on multiple missions—showcasing the benefits infrared light can have for science and exploration missions transmitting terabytes of important data. The ...

Artist's concept of SpaceLink's optical terminal rising vertically from the Axiom Station's HubOne module, which is docked to the International Space Station's Harmony module. Credit: SpaceLink ...

Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Scientists at Tokyo Institute of Technology (Tokyo Tech) have developed a wirelessly powered relay network for 5G systems. The proposed battery-free communication addresses the challenges of flexible ...

Relay communication systems form a cornerstone of modern wireless networks. By introducing intermediate nodes between a source and its destination, relay systems can extend coverage, improve signal ...

Impulse relay is a viable alternative for lighting control from multiple locations. In modernistic houses and apartments, lighting schemes to control lights from two or more locations are becoming ...