Freescale claims to have the world's smallest three-axis magnetometer, measuring just two millimeter square.
Electronic compasses can now be built with a magnetometer that Freescale Semiconductor claims is smaller and less power-hungry than competing devices. The new Xtrinsic MAG3110 is a three-axis device that can determine headings for navigation, dead-reckoning indoors and a range of emerging location-based services (LBSes) for smartphones and other mobile devices.
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