Module manager for interactive television system

H - Electricity – 04 – N

Patent

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Details

H04N 5/00 (2006.01) H04N 7/16 (2006.01) H04N 5/44 (2006.01)

Patent

CA 2333716

A system and method implemented in an interactive television system for managing modules of interactive television applications. The system transmits modules from a broadcast station to a plurality of receiving stations through various paths, such as broadcast channels and modem channels. The receiving stations have module managers which store module requests and which monitor the various channels for modules corresponding to the requests. When modules are transmitted on the monitored channels, they are matched with the corresponding stored requests. If a module matches one of the requests, or if it is an auto- loading module, it is stored in the receiving station. If a module has not been requested and is not an auto-loading module, it is ignored. The stored modules are added to a list of modules available for execution or for use by an executing application, and the corresponding requests are deleted.

L'invention porte sur un système et un procédé relatifs à un système interactif de télévision gérant des modules d'applications interactives de télévision. Le système transmet des modules provenant d'une station de diffusion à plusieurs stations réceptrices par différentes voies telles que des canaux de diffusion ou des canaux de modems. Les stations réceptrices sont munies de gestionnaires de modules qui enregistrent les demandes de modules et surveillent les différents canaux pour détecter les modules correspondant aux demandes. Lorsque les modules sont transmis sur les canaux surveillés, ils sont associés aux demandes enregistrées correspondantes. Si un module correspond à l'une des demandes, ou si c'est un module auto-chargeable, il est enregistré dans la station réceptrice. Si un module n'a pas été demandé et n'est pas auto-chargeable, il n'est pas pris en compte. Les modules enregistrés s'ajoutent à une liste de modules prêts à être exécutés ou à être utilisés par une application d'exécution, les demandes correspondantes sont alors supprimées.

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