Multipath interference disrupts wireless signals, causing issues like TV ghosting and fading. Now, researchers have developed a passive metasurface that overcomes traditional filtering limits. Using a ...

A new breakthrough in wireless technology could dramatically boost internet speeds while cutting energy use—by switching from radio waves to light. Researchers have developed a tiny chip packed with ...

Although cellular service might be a luxury for some, it’s actually a necessity for countless individuals and businesses. That means many of us are left dependent on signal strength just to complete ...

Even the most advanced smartphones, such as the iPhone 15, can occasionally experience cellular signal drops. This frustrating issue disrupts communication and internet access, and could arise from a ...

In July 2016, the Department of Homeland Security (DHS) Science & Technology (S&T) Directorate assembled first responders and communications technicians from across the country to explore the effects ...

Mobile phone signal strength is crucial for ensuring good call quality and fast data speeds. We often encounter situations where mobile phone signals are weak. Generally speaking, we will judge the ...