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 ...

Converting the radio transmissions in the air into power. All wireless signals comprise energy and data, the latter derived by the way the radio waves are modulated. Wireless energy harvesting (WEH) ...

A new laser-powered wireless system uses light to deliver data at speeds exceeding 360 Gbps. It could enable faster, more ...

Wireless power transfer and energy harvesting represent a transformative research field focused on enabling contactless delivery and autonomous acquisition of electrical energy. Wireless power ...

Imagine charging a device miles away without a single wire. That’s exactly what the US military’s Defense Advanced Research Projects Agency (DARPA) has just pulled off, setting a new benchmark in ...

The DARPA Persistent Optical Wireless Energy Relay (POWER) program achieved several new records for transmitting power over distance. The team recorded more than 800 watts of power delivered during a ...

Sensors networks are gaining widespread use in factories, industrial complexes, commercial and residential buildings, agricultural settings, and urban areas, serving to improve manufacturing ...

For more than a century, wireless power sounded like a party trick from the age of coils and crackling sparks. Now it is quietly turning into infrastructure, with real systems moving electricity ...

The U.S. military has officially hired Raytheon to create a wireless airborne relay system. The system aims to build “webs” that are capable of transmitting energy from ground sources for use in ...