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System and method of providing push-to-talk service in a mobile communication system

  • US 20050164726A1
  • Filed: 01/27/2005
  • Published: 07/28/2005
  • Est. Priority Date: 01/28/2004
  • Status: Abandoned Application
First Claim
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1. A method of providing a Push-to-Talk (PTT) service to a mobile station (MS) via a base station (BS) in a mobile communication system wherein the BS provides a packet data service to the MS on a radio channel, the method comprising the steps of:

  • establishing a radio link protocol (RLP) with the MS, upon receipt of an origination message including a service option for the PTT service from the MS; and

    establishing a point-to-point protocol (PPP) session to provide the PTT service in packet data to the MS.

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