Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

However, the scientist was not going to give up and created a project for a power plant that could cope with high-voltage wireless power transmission. Tesla tried to use it to transmit messages ...

January 15, 2009 The promise of wireless electricity has been around for over 100 years. Nikola Tesla spent much of his productive life experimenting with wireless power, the familiar Tesla coils is ...

Wireless chargers work by creating a magnetic field that your phone, watch, or other device absorbs to gain energy. When you place a device on a wireless charging pad, a small coil in the device ...

New Wireless Device Charging Technology Improves Efficiency, Measurement Accuracy and User Safety While Reducing EMI (Graphic: Business Wire) DC and AC Coil Current Sensing and Foreign Object ...

Powercast has unveiled its Ubiquity wireless power transmitters, which use radio frequency (RF) power to charge devices over the air. The Pittsburgh, Pennsylvania-based company showed off its Ubiquity ...

Researchers describe a new wireless laser charging system that overcomes some of the challenges that have hindered previous attempts to develop safe and convenient on-the-go charging systems. With ...

Although it's not completely accurate, I found that it can be useful to think about Ossia's approach to wireless power as "RF holography": The power transmitter (base station) collects signal ...

Wireless connectivity is standard across corporate campuses, in warehouses and factories, and even in remote locations. But what about wireless power? Can we get rid of all cables? Many of us are ...

Future versions of Apple's CarKey could detect when it's being used near wireless chargers, and alter how it works to avoid interference. Back when we all had physical door locks on our cars, the only ...

Ossia's response to readers' questions and skepticism regarding their longer-distance wireless power system. The priniciples behind the company's energy transmission system. A demo of the technology, ...