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Method and system for notifying absence in PTT service, and portable terminal adapted thereto

  • US 20100075708A1
  • Filed: 09/21/2009
  • Published: 03/25/2010
  • Est. Priority Date: 09/22/2008
  • Status: Abandoned Application
First Claim
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1. A method for notifying an absent state in a Push-To-Talk (PTT) service, the method comprising:

  • receiving an absence notifying message from a first portable terminal at least one second portable terminal;

    setting subscriber information regarding the first portable terminal to an absent state in the second portable terminal; and

    displaying the absent state of the first portable terminal in the second portable terminals in the event that the user of the second portable terminal requests a connection with the first portable terminal.

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