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Will Super Wi-Fi Live ­p to Its Name?

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White spaces blacked out

Empty airwaves called white spaces could enable long-range "Super Wi-Fi," but FCC rules strictly limit their use in populated areas. Such areas show up in black on this map of white-space availability in the part of the VHF band that corresponds to TV channels 7 to 13.

Credit: Spectrum Bridge

It's likely that a few years from now, Americans' laptops, smart phones, and other wireless devices will be able to get online using "Super Wi-Fi," a new standard that will increase capacity in places where regular Wi-Fi networks have become overcrowded. The bad news: most people won't be able to use those airwaves to make long-range connections, which was supposed to be the major technological advance that would put the "super" in Super Wi-Fi.

From Technology Review
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