Patent ID: 7466675
Filing Date: 2008-12-16
Classification: H04W

Abstract:
1. A method for supporting a reduced-resource dormant state for packet data, the method comprising: forwarding data for a mobile station (MS) via a tunnel; maintaining session context information for the MS; releasing the tunnel to support a reduced-resource dormant state; releasing a portion of the session context information to support the reduced-resource dormant state, receiving new data for the MS after releasing the tunnel; in response to receiving new data for the MS, sending a reconnection request for establishment of a new tunnel; and forwarding the new data via the new tunnel; wherein forwarding data via the tunnel comprises forwarding data to a packet control function (PCF) via the tunnel; wherein sending the reconnection request comprises sending the reconnection request to the PCF for establishment of the new tunnel; and wherein forwarding the new data comprises forwarding the new data to the PCF via the new tunnel.