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Mobile Device Positioning In A Constrained Environment

  • US 20110172916A1
  • Filed: 01/10/2011
  • Published: 07/14/2011
  • Est. Priority Date: 01/14/2010
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • obtaining an estimated velocity distribution and an estimated direction of movement distribution for a current position of a mobile device based at least in part on routability information for a constrained environment that includes at least a portion of an interior of a building structure; and

    estimating a subsequent position of the mobile device based at least in part on the estimated velocity distribution and the estimated direction of movement distribution for the current position.

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