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Platform for Wireless Identity Transmitter and System Using Short Range Wireless Broadcast

  • US 20130217332A1
  • Filed: 02/21/2013
  • Published: 08/22/2013
  • Est. Priority Date: 02/22/2012
  • Status: Active Grant
First Claim
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1. A method for a wireless identity transmitter to communicate messages including identification information for receipt by proximate devices, comprising:

  • generating a rolling identifier periodically based on a unique device identifier of the wireless identity transmitter, a secret key shared with a server, and a counter; and

    periodically broadcasting a short-range wireless message including the rolling identifier of the wireless identity transmitter.

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