Patent ID: 8306049
Filing Date: 2012-11-06
Classification: H03M,H04L,H04N

Abstract:
1. A network-accessible server having a data-holding subsystem holding instructions executable by a logic subsystem to: receive a content item; form a first version of the content item having a first level of forward error correction; form a second version of the content item having a second level of forward error correction; stream the first version of the content item to a first multicast address; while streaming the first version of the content item, stream the second version of the content item to a second multicast address; and transmit a client manifest file that identifies the first version of the content item and the second version of the content item and that specifies that the first version of the content item utilizes the first level of forward error correction and that the second version of the content item utilizes the second level of forward error correction.