Session continuity in communication networks

US8891482B2 · kind B2 · utility

Assignee

• Nokia · FI

Inventors

• Jari Mutikainen · Munich, DE
• Georg Mayer · Wien, AT
• Mari Melander · Bonn, DE

Key dates

• Filing date: Jan 9, 2007
• Grant date: Nov 18, 2014
• Expiry date: Jul 3, 2032

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04W36/0033
• WIPO field: Digital communication
• WIPO sector: Electrical engineering

Abstract

Disclosed is a method including having an ongoing communication session via a packet switched network, transferring said communication session from the packet switched network to a second network providing both packet and circuit switched access, and informing an application server maintaining said ongoing communication session that the communication session is to be split into a packet switched part and a circuit switched part. Also disclosed is a method in an application server, including receiving, from a first communication device, an indication that a communication session between the first communication device and a second communication device is to be split into a packet switched part and a circuit switched part, waiting for to receive transfer requests of both the packet switched part and the circuit switched part, and informing the second communication device of the split.