Wireless power may cut some wires, batteries: MIT
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MIT researchers said Thursday they will soon be able to charge a computer or cell-phone battery from across a room, perhaps making the annoyance of wires or dead batteries a thing of the past.
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There are other ways to tie together wireless, wireline netowrks besides Wi-Fi/cellular handsets, research firm says.
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Researchers are working on autonomous robots that eat to produce energy. The problem right now is that batteries are much better. By Lakshmi Sandhana.
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The screens may be tiny and the batteries overworked, but the wireless industry is bringing TV to a cell phone near you.
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Massachusetts Institute of Technology researchers made a 60-watt light bulb glow by sending it energy wirelessly &#151; from a device 7 feet away &#151; potentially heralding a future in which cell phones and other gadgets get their juice without having to be plugged in.
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ELECTRIC FABRIC: Georgia Tech scientists have developed a way to generate electricity through the normal rustling of fabric, raising the prospect of clothing that could power personal gadgets.
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Wireless networks giving computer users  Internet access from anywhere in the home could expose them to  eavesdropping and programmers should make their security  software easier to use, researchers say.
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Start-up Dust Networks takes the covers off a low-power wireless system for linking sensors in walls, remote cameras and other places.
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TechWeb - Startup Kenet is working on military technology which, in civilian hands, could lead to wireless devices that can use hundreds or thousands of channels at very low power.
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Great innovations in wireless technologies have arrived in recent years, and their effect has yet to be realized. But those innovations may be hindered by thinking that an even better innovation is just around the corner.
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TechWeb - The patent application envisions several possible tests that could be used to prevent a portable device from being recharged.
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PCs, notebooks phones have all gone wireless. Will your stereo and TV soon be untethered?
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Columnist Craig Mathias sees some promising technologies on the horizon for wireless video in the home that could eventually end up in your office.
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Devices to power to PDAs, cell phones, and laptops could be available next year.
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They're small, smart and vigilant, the sort of miniature technology that science fiction writers once dreamed of. But the battery-powered, wireless sensors sometimes known as "smart dust" are here, and they're making their way into the electronic fabric of our lives. -The Washington Post
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Wireless broadband isn't the only wireless game in town.  Columnist Craig Mathias describes a slew of short-range but very important types of wireless that are starting to become widely used.
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One of the last frontiers of semiconductor technology -- environments where electronic devices have to run at high power, in fierce heat or at lethal doses of radiation -- may be about to fall.