| 摘要 |
<p>An on-demand-service centre in a mobile communications system for implementing a service-on-demand in a mobile communication system. The services-on-demand are intended to be received by means of a mobile station. The mobile station monitors a cell transmission and receives parts intended for the mobile station from the transmission. In order to use the services-on-demand, in the method the service-on-demand is offered in the cell to all mobile stations located in the cell over a first channel, a registration message (2-2) is transmitted from the mobile station for registering as a user of the service-on-demand over a signalling channel, an acknowledgement (2-4) of the registration, indicating how the serice-on-demand is received, is received at the mobile station, and the reception of the service-on-demand is started over the first channel in a manner indicated by the registration acknowledgement. The on-demand-service centre comprises billing means responsive to the registration for charging the user for the use of the service-on-demand.</p> |
