Patent ID: 7394752
Filing Date: 2008-07-01
Classification: H04B,H04L

Abstract:
1. A method of removing crosstalk from a primary signal sent over a primary channel in a synchronized time division duplexed (TDD) digital subscriber line (DSL) system comprising a near-end crosstalk (NEXT) generating channel that generates NEXT interference in the primary signal and further comprising a far-end crosstalk (FEXT) generating channel that generates FEXT interference in the primary signal, the method comprising: acquiring signal data, wherein the signal data comprises; removing NEXT interference in the primary signal using the transmitted signal data and the channel data; and removing FEXT interference in the primary signal using vectored discrete multitone (DMT) FEXT removal the received signal data and the channel data, wherein the vectored DMT FEXT removal includes,