All wireless connectivity is based on electromagnetic frequencies, with different parts of the frequency spectrum being used for different purposes, such as 5G or 2G. The precise way in which this is ...

Spectrum is everything when it comes to choosing or designing wireless equipment. Knowledge of the electromagnetic (EM) spectrum is essential for all engineers working with wireless equipment and ...

The radio frequency bands used by phones may seem like a dull topic, but it can actually be an important consideration when choosing a phone. For example, when the iPhone 6s came out, there was some ...

The combination of electric and magnetic fields at right angles produces radio waves. These waves occur at different frequencies, and the range of useful frequencies is called the electromagnetic ...

Researchers say one way to alleviate the upcoming radio frequency crunch is to share public safety frequencies temporarily with secondary users, such as IoT sensors. With the billions of Internet of ...

The Federal Communications Commission is starting to plan for cellular networks that can send users gigantic streams of data, but there are technical challenges to be solved and years of work ahead. A ...