Method for broadcasting multimedia signals towards a plurality of terminals
First Claim
1. A method for broadcasting multimedia signals towards a plurality of terminals as a data flow comprising successive packets, the packets being organised into sessions, a session comprising a set of packets forming a whole, at least some of the sessions being transmitted under several versions, corresponding to different starting moments, wherein the method implements a mechanism for merging versions of a same session, so that at least two versions starting at different moments use, at first, session portions which are peculiar to them, and, subsequently, a shared session portion.
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Abstract
The invention regards a method for broadcasting multimedia signals towards a plurality of terminals as a data flow comprising successive packets, being organised into sessions, a session comprising a set of packets forming a whole, at least some of said sessions being transmitted under several versions, corresponding to different starting moments. According to the invention, such a method implements a mechanism for merging versions of a same session, so that at least two versions starting at different moments use, at first, session portions which are peculiar to them, and, subsequently, a shared session potion.
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Citations
20 Claims
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1. A method for broadcasting multimedia signals towards a plurality of terminals as a data flow comprising successive packets,
the packets being organised into sessions, a session comprising a set of packets forming a whole, at least some of the sessions being transmitted under several versions, corresponding to different starting moments, wherein the method implements a mechanism for merging versions of a same session, so that at least two versions starting at different moments use, at first, session portions which are peculiar to them, and, subsequently, a shared session portion.
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2. A method for broadcasting multimedia signals towards a plurality of terminals as a data flow comprising successive packets,
the packets being organised into sessions, a session comprising a set of packets forming a whole, wherein each of the packets comprises a pointer allowing to identify, in the flow, the next packet of the corresponding session, and wherein the flow is organised so that at least some of the packets are identified as the next packet for at least two different packets in the flow.
Specification