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Self-evolving proximity sensor inclusion-exclusion zones

  • US 20050135292A1
  • Filed: 12/18/2003
  • Published: 06/23/2005
  • Est. Priority Date: 12/18/2003
  • Status: Active Grant
First Claim
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1. An indoor location awareness method comprising:

  • performing access point (AP) communications in an infrastructure each time a new access point is added, an access point is deleted, or the access point is updated within the infrastructure, wherein each AP includes self describing information about its coverage and information about neighboring APs within each AP'"'"'s range;

    enabling a client device to receive coverage descriptors from all observable APs within an RF (radio frequency) scanning range of the client device; and

    enabling the client device to use the coverage descriptors to reconstruct an image of the AP coverage as the client device traverses the infrastructure.

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