Method and apparatus for line probe signal processing
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United States of America Patent
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Dec 7, 2004
Grant Date -
Apr 24, 2003
app pub date -
Jan 16, 2001
filing date -
Jan 16, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A system, method, and signal are disclosed for line probing. The invention provides an improved signal for line probing having desirable characteristics. In various embodiments the signal comprises a periodic sequence having good autocorrelation characteristics. The periodic sequence of the invention provides a faster and more accurate evaluation of the channel. Another embodiment of the invention comprises processing of the received sequence to determine a desired or maximum data rate for the line or channel. The invention also provides an evaluation and calculation of the noise on the line or channel.
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