×

Method and apparatus for facilitating a PTT session initiation using an IP-based protocol

  • US 20050169223A1
  • Filed: 01/16/2004
  • Published: 08/04/2005
  • Est. Priority Date: 01/16/2004
  • Status: Abandoned Application
First Claim
Patent Images

1. A method for facilitating a push-to-talk (PTT) session initiation using an Internet Protocol (IP)-based protocol, the method comprising:

  • detecting, by an originator unit, a session initiation indication;

    sending, by the originator unit in a non-IP format, a session initiation request for the PTT session, to a base station (BS) via a CDMA access channel;

    sending, by the originator unit to the BS, a channel assignment request for the PTT session via a CDMA access channel; and

    receiving, by the originator unit, messaging in response to the session initiation request.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×