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Method for positioning user equipment accessing multiple mobile networks

Image Number 3 for United States Patent #8125943.

The invention provides a method for positioning a user equipment. First, a plurality of wireless links between the user equipment and a plurality of mobile networks are established. A plurality of first location information sets describing a location of the user equipment are then obtained from the mobile networks through the wireless links. The first location information sets are then converted to a plurality of second location information sets with a predetermined format. The second location information sets are then combined to estimate a third location information set describing the location of the user equipment.

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