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METHODS AND APPARATUS FOR SUPPORTING GROUP COMMUNICATIONS WITH DATA RE-TRANSMISSION SUPPORT

  • US 20090016311A1
  • Filed: 07/02/2008
  • Published: 01/15/2009
  • Est. Priority Date: 07/10/2007
  • Status: Active Grant
First Claim
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1. A group communications method comprising:

  • transmitting data to members of a group in a first signal directed to said group;

    monitoring for acknowledgements from the members of the group indicating that said data was received; and

    re-transmitting the data in a second signal directed to a subset of said group, said subset including members of the group from which acknowledgements were not received and excluding at least one member of the group from which an acknowledgement was received.

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