| 摘要 |
Methods and apparatus to cancel noise using a common reference wire-pair are disclosed. An example method comprises measuring a first signal present on a first wire-pair at a noise canceller, the first wire-pair to be connected to the first noise canceller and to be connected to a customer-premises digital subscriber line (DSL) modem, wherein the noise canceller and the customer-premises DSL modem are to be disposed at different customer-premises locations, and cancelling a first noise received on a second wire-pair at the noise canceller based on the first signal.
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