发明授权
US06298373B1 Local service provider for pull based intelligent caching system 失效
基于拉式智能缓存系统的本地服务提供商

  • 专利标题: Local service provider for pull based intelligent caching system
  • 专利标题(中): 基于拉式智能缓存系统的本地服务提供商
  • 申请号: US09260932
    申请日: 1999-03-02
  • 公开(公告)号: US06298373B1
    公开(公告)日: 2001-10-02
  • 发明人: Gregory BurnsPaul J. Leach
  • 申请人: Gregory BurnsPaul J. Leach
  • 主分类号: G06F1300
  • IPC分类号: G06F1300
Local service provider for pull based intelligent caching system
摘要:
A network system includes a content provider connected to local service providers via an interactive distribution network, such as the Internet. The local service providers facilitate delivery of the content from the content provider to multiple subscribers. The local service providers schedule delivery of frequently requested content from the content provider prior to a peak time when the subscribers are likely to request the content. The content is downloaded from the content provider during the off-peak hours and cached at the local service providers for serving to the subscribers during the ensuing peak time. In this manner, the frequently requested content is already present at the local service providers and ready to be served to the subscribers before they actually request it. When the content is finally requested, the data is streamed continuously in real-time for just-in-time rendering at the subscriber computer. Another aspect of this invention involves supplementing content delivery over the Internet with delivery of content over a secondary network, such as a broadcast satellite network. The supplemental broadcast link offers additional bandwidth at a fraction of the cost that would be incurred if the local service provider installed additional Internet connections, such as T1 or T3 connections.
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