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Predictive services for devices supporting dynamic direction information

  • US 10,057,724 B2
  • Filed: 11/05/2015
  • Issued: 08/21/2018
  • Est. Priority Date: 06/19/2008
  • Status: Active Grant
First Claim
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1. A mobile device comprising:

  • a location subsystem that includes a GPS subsystem;

    a processor;

    a memory component, anda data store having stored instructions which, when executed by the processor, cause the mobile device to manage the memory component and point of interest information stored on and removed from the memory component, the stored instructions further being configured to cause the mobile device to perform the following;

    the mobile device detecting direction information obtained from a directional subsystem based on an orientation associated with the mobile device, the directional subsystem including a digital compass;

    the mobile device detecting position information with the location subsystem as a function of a position of the mobile device;

    the mobile device storing, in the memory component, point of interest information for one or more points of interest that was previously received by the mobile device;

    the mobile device identifying a region of real space that the mobile device is unlikely to encounter in the future based at least in part on the direction information and the position information; and

    the mobile device aging out and automatically removing, from the memory component, point of interest information for at least one of the points of interest in the identified region that the mobile device is unlikely to encounter based at least in part on the detected direction and position information, freeing up space in the memory component.

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