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Magnetometer Accuracy and Use

  • US 20110131825A1
  • Filed: 02/17/2011
  • Published: 06/09/2011
  • Est. Priority Date: 06/05/2009
  • Status: Active Grant
First Claim
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1. A method performed by a processor of a mobile telephone having a magnetometer, the method comprising:

  • determining an accuracy metric based on magnetometer measurements output by the magnetometer during a calibration or recalibration procedure; and

    presenting an indication of the accuracy metric on the mobile telephone.

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