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Method and system to identify a source of signal impairment

  • US 10,367,683 B2
  • Filed: 03/14/2016
  • Issued: 07/30/2019
  • Est. Priority Date: 07/02/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • responsive to receiving an indication of impaired performance from a first client of a multimendia network, analyzing performance of an uplink from the first client;

    responsive to detecting the uplink from the first client operating normally, performing node performance operations, wherein the node performance operations include;

    identifying a plurality of clients of the multimedia network, wherein the plurality of clients share a network node;

    generating a performance profile for one or more of the plurality of clients, wherein each performance profile includes a first parameter obtained by querying customer premises equipment of a corresponding client;

    identifying one or more candidate clients from the plurality of clients according to a ranking of impairment data associated with the plurality of clients;

    performing diagnostics on the one or more candidate clients; and

    predicting, based on the diagnostics, a source of the impaired performance, including predicting whether the impaired performance is attributable to an external source, wherein the external source is external to the multimedia network and electromagnetically coupled to the first client of the multimedia network.

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