The Economist Explains WiTricity

This short video from The Economist explains the basics of highly resonant wireless power transfer and how WiTricity is changing the world.

Resonance

A wine glass captures sound energy that oscillates at its natural resonant frequency, converts it to mechanical energy causing the glass to deform and shatter.

Wireless HDTV (World’s First!) from WiTricity

Gadgetology Checks Out: David from WiTricity explains how his company pulled off creating the world’s first completely wireless HDTV. No power cable, no video cable, no batteries in the HDTV. It’s powered by a magnetic field using “near field technology” invented at MIT.

TED Global 2009: Eric Giler Demonstrates Wireless Electricity

Eric Giler wants to untangle our wired lives with cable-free electric power. Here, he covers what this sci-fi tech offers, and demos MIT’s breakthrough version, WiTricity — a near-to-market invention that may soon recharge your cell phone, car, pacemaker.

MSN: CES 2009 – Wireless Electricity

Wireless electricity, meaning electricity powering your device or appliance with no cord plugged into the wall, is a reality. Paul Hochman visits three companies pioneering wireless technology and explains how it works.

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