Fulford-Jones narrated of Nikki, a woman who volunteered to share her location data via the GPS chip in her mobile phone.

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The bigger chip should help the application be more accurate with your location and provide quicker prompts when you need to turn.

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The iPhone also gets a grab bag of new features, including the ability to show a user's location on Google maps (without a global positioning system chip, slick), customizable home screens, and the ability to send SMS messages to multiple people at once, among other features.

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Spintronics is an emerging field of chip design in which circuits open and close according to the spin of electrons rather than their location.

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While both CAIROS and GoalRef use magnetic fields around the goal and need to insert a chip in the ball, Hawk-Eye and GoalControl use a 3D imaging system to determine the precise location of the ball.

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