Packet-based conversational service for a multimedia session in a mobile communications system
0 Assignments
0 Petitions
Accused Products
Abstract
An important objective for third generation mobile communications systems is to provide IP services, and a very important part of these services will be the conversational voice. The conversational voice service includes three distinct information flows: session control, the voice media, and the media control messages. In a preferred embodiment, based on the specific characteristics for each information flow, each information flow is allocated its own bearer with a Quality of Service (QOS) tailored to its particular characteristics. In a second embodiment, the session control and media control messages are supported with a single bearer with a QoS that suits both types of control messages. Both embodiments provide an IP conversational voice service with increased radio resource efficiency and QoS.
-
Citations
69 Claims
-
1-53. -53. (canceled)
-
54. A method for establishing a session involving a mobile radio terminal configured to access a packet-based access network via a radio access network, comprising:
-
establishing a first bearer extending between the mobile terminal and the packet-based access network;
using the first bearer to initiate a session that includes a packet-based voice communication and to carry one or more session messages for implementing a packet-based voice service;
establishing a second bearer for the session extending between the mobile terminal and the packet-based access network and carrying voice packets associated with the packet-based voice service; and
using the first bearer to carry control messages associated with the packet-based voice service. - View Dependent Claims (55, 56, 57, 58, 59, 60, 61)
-
-
62. A node for use a mobile communications system that includes in a packet-based access network, comprising electronic circuitry configured to perform the following tasks related to establishing an IP session:
-
coordinate with a mobile radio terminal to establish a first bearer extending between the mobile radio terminal and the packet-based access network configured to establish the IP session including a conversational IP service and to carry one or more session messages for implementing the conversational IP service;
coordinate with the mobile radio terminal to establish a second bearer for the IP multimedia session extending between the mobile radio terminal and the packet-based access network to carry voice packets associated with the conversational IP service; and
coordinate with the packet-based access network node to configure the first bearer to carry control messages associated with the conversational IP service. - View Dependent Claims (63, 64, 65, 66, 67, 68, 69)
-
Specification