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Dual Antennas Would Boost Cell-Phone Signals

The recent furor over the iPhone 4's antenna has made consumers aware of the constraints designers face when trying to build sleek, compact gadgets that also get a good connection. Researchers at Rice University have come up with a design that could make signal worries a thing of the past, and extend battery life as well. The design uses two antennas that focus their power in different directions.

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technologyreview.com
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