| 摘要 |
<p>A method of and an application server (50) and user equipment (40) for providing at least one of chat and Voice over Internet Protocol, chat/VoIP, services to the mobile user equipment (40) in a mobile telecommunications network (30). The mobile user equipment (40) comprises a chat/VoIP client (41) for accessing a chat/VoIP service application (54) interfacing the mobile telecommunications network (30). The chat/VoIP service application (54) interfaces a plurality of proprietary chat/VoIP clients (51, 52, 53) for accessing a plurality of proprietary chat/VoIP communication environments (21, 22, 23) operated by a plurality of chat/VoIP service providers, for providing chat/VoIP services to the chat/VoIP client (41) of the mobile user equipment (40). The chat/VoIP client (41) and the chat/VoIP service application (54) may be arranged such that privileged use of the mobile telecommunications network (30) is enabled, providing a session (70; 71, 72, 73) between the user equipment (40) and a communication environment (21, 22, 23) with a predetermined or agreed Quality of Service.</p> |
