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Full Version: How the iPhone knows where you are

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Applies to both iPhone and iPad 3G ..

http://www.macworld.com/article/159528/2...works.html

The GPS does not need a cell or WiFi connection, but it sure helps to have one to get a much quicker position fix.

More info ..

http://support.apple.com/kb/HT1975

http://support.apple.com/kb/HT4084