{
  "patent_number": "US 7930393",
  "country": "US",
  "title": "How Amazon Optimizes Website Loading Speeds by Managing Domain Requests",
  "original_title": "Monitoring domain allocation performance",
  "summary": "A system that tests different ways to distribute website resources across multiple domains to find the fastest way to load a webpage for users.",
  "what_it_does": "When a web browser loads a page, it fetches many 'embedded resources' like images, scripts, and stylesheets. This patent describes a system that monitors how long these resources take to load from different domains. It then tests various 'domain allocations'—essentially deciding which files should come from which server address—to see which configuration is fastest. By analyzing performance data like bandwidth and connection limits, the system dynamically recommends the best way to group these resources to ensure the page loads as quickly as possible for the user.",
  "what_it_does_not_cover": [
    "Does not cover general website caching techniques that do not involve testing multiple domain allocations.",
    "Does not cover hardware-based load balancing that operates purely at the network layer without client-side performance feedback.",
    "Does not cover methods for optimizing server-side database queries or backend application logic."
  ],
  "filed": "2008-09-29",
  "granted": "2011-04-19",
  "expires": null,
  "status": "active",
  "holder": "Amazon Technologies Inc",
  "holder_url": "https://patentbrief.org/company/amazon-technologies-inc",
  "inventors": [
    {
      "name": "Mark S. Baumback",
      "url": "https://patentbrief.org/inventor/mark-s-baumback"
    },
    {
      "name": "David William Bettis",
      "url": "https://patentbrief.org/inventor/david-william-bettis"
    },
    {
      "name": "Jonathan A. Jenkins",
      "url": "https://patentbrief.org/inventor/jonathan-a-jenkins"
    }
  ],
  "times_cited": 123,
  "tags": [
    "telecommunications",
    "software",
    "ecommerce"
  ],
  "abstract": "Systems and methods for monitoring the performance associated with fulfilling resource requests and determining optimizations for improving such performance are provided. A processing device obtains and processes performance metric information associated with processing a request corresponding to two or more embedded resources. The processing device uses the processed performance metric information to determine an allocation of one or more domains to be associated with the two or more embedded resources. In some embodiments, in making such a determination, the processing device assesses performance metric information collected and associated with subsequent requests for the two or more embedded resources using each of a variety of alternative allocations of domains associated with the two or more embedded resources. The processing device may also consider a number of factors, including domain selection criteria obtained from an original content provider. Aspects of systems and methods for generating recommendations to use a particular allocation of domains to process a subsequent request corresponding to the two or more embedded resources are also provided.",
  "url": "https://patentbrief.org/patent/us/7930393/amazon-cloudfront-cdn",
  "markdown_url": "https://patentbrief.org/patent/us/7930393/amazon-cloudfront-cdn/md",
  "google_patents_url": "https://patents.google.com/patent/US7930393",
  "relatedPatents": []
}