Europe's 3G is based on one broadband technology, WCDMA. A rival technology is CDMA. Experience in Japan, the first country where 3G has been launched, suggests that CDMA may have the edge.

ECONOMIST: More mobile trouble | The

It's tri-band GSM, EDGE and W-CDMA, so you can stay connected from pretty much anywhere, as quickly as possible.

ENGADGET: Nokia announces 5 new phones and more

The company's 1, 600 engineers crank out handsets that work with the full alphabet soup of voice and data networks, including CDMA, GSM, EV-DO and Edge.

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