Nokia Corporation

Joun&igrave; Rapakko

Vlad Alexandru Stirbu

Markku Ojala

Tinna Partanen

A user equipment (UE) device ( ) including a mobile terminal (MT) ( &prime;) coupled to a terminal equipment (TE) device ( ) including an IP Multimedia Subsystem (IMS) proxy adjunct (P&plus;) for use by the TE ( ) in making multimedia service requests for IP communications with a desired end-to-end QoS, the end-to-end including the local connection and a network supporting QoS, e.g. an UMTS network ( ) having as an extension of its packet-switched core network ( ) an IMS ( ) providing multimedia services with selected QoS. The IMS proxy adjunct (P&plus;) is implemented to make extensions to messages according to any protocol providing a session description protocol (SDP) component, such as SIP or RTSP, so as to ensure the selected QoS. In addition, a mechanism is provided by which the MT ( &prime;) informs the IMS ( ) when it has IMS proxy capabilities.

Growing community of inventors

Kylma{overscore (a)}koski, Finland

Jounì Rapakko

Growing community of inventors

Kylma{overscore (a)}koski, Finland

Joun&igrave; Rapakko

Jounì Rapakko