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System and method for updating data in remote devices

  • US 8,504,067 B2
  • Filed: 06/19/2012
  • Issued: 08/06/2013
  • Est. Priority Date: 07/23/2002
  • Status: Expired due to Fees
First Claim
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1. A method of broadcasting data to mobile telephones, the method comprising:

  • receiving user input indicating a broadcast time and a plurality of mobile telephones, wherein the broadcast time indicates a predetermined time for broadcasting data;

    prior to the broadcast time, broadcasting a first message to the plurality of mobile telephones, the first message indicating the broadcast time;

    at the broadcast time, broadcasting the data to the plurality of mobile telephones via a wireless network servicing the plurality of mobile telephones;

    recording, based on receipt of first acknowledgements, which of the plurality of mobile telephones has successfully received and stored the data; and

    recording, based on receipt of first acknowledgements, which of the plurality of mobile telephones did not receive and store the data; and

    in response to recording which of the plurality of mobile telephones did not receive the data, resending the data;

    wherein the first message, the first acknowledgements, and the data are transmitted over the wireless network.

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