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Method for single ended line testing and single ended line testing device
   
Document Number
US Patent 7119546
Issued Date
October 10, 2006
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Abstract
The present invention relates to a single ended line testing method for qualifying an electrically conducting line. This method includes the steps of sending a plurality of excitation signals from a first end of the line towards a second end of the line and before the sending of this plurality of excitation signals, randomizing each excitation signal of the plurality of excitation signals. Subsequently, measurements are performed, at the first end of the line, of each reflection of the plurality of excitation signals sent towards the second end of the line. Then an inverse randomization on each of the measurements of reflections is performed which is succeeded by determining an average of all the measurements of reflections of the excitation signals. Finally, from the average a qualification of the electrically conducting line is determined.
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Number of Claims:
16
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Owner
Alcatel (Paris,FR)
Published
October 10, 2006
Application Number
10/882,219
Filed
July 2, 2004
US Classification
324/534   324/533 324/637 324/642
Int'l Classification
G01R   31/11   (20060101)  
Examiner
Assistant Examiner
Attorney/Law Firm
Priority Data
Jul 03, 2003 [EP] 03291656
USPTO Field of Search
324/533   324/534   324/637   324/638   324/639   324/642  
Related Patents
7307428 - Method for single ended line testing and single ended line testing device - Owned by Alcatel (Paris,FR)

A single ended line testing method for qualifying an electrically conducting line, including the steps of sending a plurality of randomized excitation signals from a first end of the line towards a second end of the line, subsequently taking measurements, at the first end of the line, of each reflection of the plurality of randomized excitation signals, and then inversely randomizing the measurements. Line qualification is determined based on an average of the inversely randomized measurements.

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Description
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