Why the iPhone 3G sometimes dropped calls and what Apple’s iPhone 2.0.2 fixed

"Our source close to AT&T helped illuminate why the update was necessary, what the problem was, and why the update didn’t immediately impact users equally," Daniel Eran Dilger reports for RoughlyDrafted.

"The iPhone 2.0.2 update 'fixed power control on the mobile,' the source told RoughlyDrafted. UMTS, the technology used to deliver AT&T’s 3G network, refers to phones and other client devices as 'U' for user equipment, and the base transceiver station towers as 'Node B,'" Dilger reports.
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