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DISCRETE LOCATION CLASSIFICATION

  • US 20170359680A1
  • Filed: 09/21/2016
  • Published: 12/14/2017
  • Est. Priority Date: 06/12/2016
  • Status: Active Grant
First Claim
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1. A method for identifying a location of a mobile device, the method being performing by the mobile device and comprising:

  • during each of a plurality of instances of time;

    measuring one or more signal properties of one or more other devices across a time interval;

    obtaining an identifier from each of the one or more other devices;

    creating a data point to include the one or more signal properties, wherein each dimension of the data point corresponds to respective one of the one or more other devices and a value for the dimension corresponds to a signal property for that dimension; and

    storing the data point in a database of the mobile device, the database storing a plurality of data points corresponding to the plurality of instances of time;

    analyzing the plurality data points in the database to determine clusters of data points, wherein different clusters of data points correspond to different locations in physical space;

    after determining the clusters of data points, detecting an event at an input device of the mobile device;

    in response to detecting the event, measuring one or more new signal properties of one or more of the plurality of other devices at one or more new times;

    creating a new data point from the one or more new signal properties; and

    identifying a first cluster corresponding to the new data point, thereby determining the location of the mobile device.

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