Methods and apparatus to test a subscriber line for a broadband access service
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United States of America Patent
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Apr 1, 2014
Issued Date -
N/A
app pub date -
Dec 12, 2012
filing date -
Sep 19, 2007
priority date (Note) -
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Abstract
Methods and apparatus to test a subscriber line for a broadband access service are disclosed. An example network interface device (NID) comprises a tone generator to transmit a tone on a subscriber line to characterize the subscriber line while a DSL modem is providing a DSL service via the subscriber line, the tone having a frequency occurring within a range of frequencies in use by the DSL modem to provide the DSL service, and a pair of terminals to couple the DSL modem and the tone generator to the subscriber line.
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