US Patent 7639022 Method and apparatus for measuring data rates

Patent 7639022 was granted and assigned to AT&T Intellectual Property I on December, 2009 by the United States Patent and Trademark Office.

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Patent Inventor Names

Jin Wang0

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Patent abstract

A method and apparatus for measuring data rates is disclosed. An apparatus that incorporates teachings of the present disclosure may include, for example, a diagnostic system having a Time Domain Reflectometer (TDR) element that submits a signal over a cable and determines from its reflection in the cable a length of the cable and a length of a bridged tap, and a diagnostic element that determines downstream and upstream bit rates for the cable according to the length of the cable and the length of the bridged tap. Additional embodiments are disclosed.

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https://pdfpiw.uspto.gov/.piw?Docid=07639022

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