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Short message for voice group call service

  • US 20070105569A1
  • Filed: 11/19/2004
  • Published: 05/10/2007
  • Est. Priority Date: 11/21/2003
  • Status: Abandoned Application
First Claim
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1. A method for transmitting text- and/or binary information (short message) in addition to voice information for a talker (if present) and at least one listener of a Voice Group Call, comprising the step of sending a special, dedicated signal to all listeners and to the talker.

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