The final piece to NASA's first two-way laser communication relay system will soon launch to the International Space Station (ISS). The ILLUMA-T terminal, which is about the size of a large chest, ...

In this paper, the authors study the Gaussian Two-Way Relay Channel (GTWRC), where two nodes exchange their messages with the help of a half-duplex relay. The authors investigate a cooperative ...

Not long after I began contributing to Hagerty eight years ago, I wrote a detailed four-part piece on electrical relays and how they work in cars. You can still find the articles here (Part I: Why We ...