Abstract: The invention relates to a television system and to the generation on the screen and/or audibly, of an indicator to a user of the system of the commencement of a commercial break on a particular channel and/or the end of the break. Various options are also provided to the user which may include any or any combination of, accessing a related internet site, viewing other channels or temporarily pausing recording of data when the indication is generated.

Abstract: The invention relates to the provision of data held in the form of an information table at a broadcast data receiver and which information table holds information relating to video on demand data which can be selectively transmitted to the receiver from the broadcaster. The invention is of particular use with a DVD digital data broadcast system and the invention can be used as an adjunct to this system allowing differentiation between the conventional information tables for conventional subscription and non-video on demand systems and, in accordance with the invention, to provide information tables so as to distinguish services relating to video on demand data to allow the processing of said data.