October 2005
Hearing Multiple Signals
MIMO, the new wireless technology, promises faster and more powerful Wi-Fi. But just how well does it work?
By Michael Fitzgerald
Anyone who uses wireless anything -- a Wi-Fi network at a hotel, cellular phones, BlackBerries -- knows some of the problems with the technology: Wireless networks transmit data much more slowly than most wired ones, they don't always work, and they have a maddening tendency to disconnect without warning. There's a constant worry of being out of range or having a bad connection.
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Massachusetts Institute of Technology