Patent ID: 6370571
Filing Date: 2002-04-09
Classification: G06F,H04L,H04N

Abstract:
A system for delivery of high-performance online multimedia services comprising:a high-speed backbone coupled to a plurality of network access points of a publicly accessible internetwork of networks for retrieving content; a plurality of regional servers coupled to the high-speed backbone, each regional server for providing a second level of caching of the content for a region and for providing regionally-customized multicast content to a region; a plurality of caching servers coupled to each of the regional servers, each caching server for providing a first level of caching of the content for a sub-region of the region served by the coupled regional server; and a broadband distribution network coupling each of the caching servers to a plurality of end-user systems in the sub-region, for providing the cached content to the end-user systems responsive to requests from the end-user systems for content on the publicly accessible internetwork of networks, and for providing the regionally-customized multicast content to a group of the end-user systems in the sub-region.