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Skyhook wireless is a company that works towards precise location. Each router has a MAC address, which has to be unique against every other device in the world. These people drive around and map out where each MAC address of a router is. Your phone can then query this service (give the service that MAC address to lookup), and tell it the devices location. ...


Using GPS is just one of the ways to determine your location. Using a WiFi point is another. If you get an Android tablet or phone, you'll get a notification that it can use GPS based on wifi rather than actual sattelite communication. The benefit of using Wifi over GPS is that the battery will work much longer. The downside is that there isn't wifi ...

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