Patent ID: 9172748
Filing Date: 2015-10-27
Classification: H04B,H04L

Abstract:
1. A method for multicasting over a communications system having a server side and a plurality of clients in communication over a shared communications infrastructure, the method comprising: receiving a content request at the server side from a first client over the communications infrastructure; communicating content data blocks invoked by the content request to the first client via a first content stream over the communications infrastructure in response to the content request; determining, by the server side according to a global stream model, whether the content request matches at least an elapsed portion of a second content stream being communicated to a second client, multicasting, when the content request matches the elapsed portion of the content stream, at least some of the remaining portion of the second content stream from the server side to the first and second clients over the communications infrastructure concurrently with communicating the content data blocks to the first client over the first client session stream.