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Systems and methods for sharing compression histories between multiple devices

  • US 8,063,799 B2
  • Filed: 03/30/2009
  • Issued: 11/22/2011
  • Est. Priority Date: 03/12/2007
  • Status: Active Grant
First Claim
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1. A method for sharing compression histories among a plurality of network devices,the method comprising:

  • receiving, by a first device from a second device, a data stream intended for a client, the data stream compressed according to a compression history shared between the first device and a third device;

    transmitting, by the first device to the third device, a request for one or more portions of the compression history;

    receiving, by the first device from the third device, the requested one or more portions of the compression history of the third device;

    decompressing, by the first device, the data stream using the one or more portions of the compression history; and

    transmitting the decompressed data stream to the client.

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