Patent ID: 6721365
Filing Date: 2004-04-13
Classification: H04L

Abstract:
A receiver in a home phone-lines local area network system, comprising:a QAM demodulator for demodulating a received signal into an â€œIâ€  signal and a â€œQâ€  signal; an equalizer connected to said QAM demodulator for compensating the â€œIâ€  signal and â€œQâ€  signal for distortion; a deconstellation connected to said equalizer for converting the equalized â€œIâ€  signal and the equalized â€œQâ€  signal into a data signal; a signal match filter module connected to said QAM demodulator for performing a match operation to generate a match value; a detector connected to said signal match filter module for detecting a frame type of the received signal according to the match value; and a data reading module connected to said deconstellation and said detector for reading in the data signal when the frame type is a valid signal frame.