Scalable encoding for multicast broadcast multimedia service

Details Scalable encoding for multicast broadcast multimedia service Scalable encoding for multicast broadcast multimedia service

H - Electricity

04

N

H04N 7/26 (2006.01)

Patent

CA 2542651

Methods and apparatus are described for broadcasting content. Encoding the content to be multicast/broadcast into multiple streams, wherein at least one stream provides a base portion of the content, and additional streams provide enhancements to the content. A wireless communication device receives the broadcast and decodes streams in accordance with the reception capabilities of the wireless device. The configuration of the wireless device can be determined based on the wireless device's capability to decode multiple streams. In addition, the configuration of the wireless device can be determined based on a subscriber level of the wireless device.

L'invention concerne des méthodes et un appareil pour une diffusion un contenu. Ces méthodes consistent à coder le contenu à multidiffuser/diffuser en plusieurs flux, au moins un flux fournissant une partie de base du contenu, et des flux supplémentaires fournissant des améliorations à ce contenu. L'invention concerne un dispositif de communication sans fil recevant la diffusion et décodant les flux selon les capacités de réception du dispositif sans fil. La configuration du dispositif sans fil peut être déterminée en fonction de la capacité du dispositif sans fil à décoder plusieurs flux. En outre, la configuration du dispositif sans fil peut être déterminée en fonction d'un niveau d'abonnés du dispositif sans fil.

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