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  • Echo cancellation with dynamic latency adjustment
    Patent number: 6990084
    Abstract: An echo cancellation system measures an average delivery rate of a reference data signal and an average capture rate of an input data signal. From the measured data rates, the system converts the reference data signal to a domain of the input data signal. An echo canceler cancels an echo that may be present in the input data signal based upon the converted reference data signal.
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: January 24, 2006
    Assignee: Intel Corporation
    Inventor: Roger D. Hayward