The interactive television which has supplementary information and the opposite direction channel which minds the mobile radio communication system

摘要

The invention can advantageously be applied to voting, wherein invitations for voting which influence the current program on the television set TV are transmitted to the mobile radio device MS, to quiz events, wherein the user is afforded the possibility of entering his answers to questions posed into the mobile radio device MS, to spontaneous purchases or TV commerce, wherein the user can order articles that are promoted or presented during the current program, to messaging, wherein the possibility of sending specific contents is afforded, e.g. "send this clip to a friend", to communities, wherein e.g. a chat is made available with respect to a broadcast, and to gaming, e.g. in the context of a prize game, relating directly to a current program. What is advantageous with regard to purchases or orders is, in particular, that an unambiguous identification or authentication of the user is ensured by means of the mobile radio communication network NET_UMTS.