Apparatus for monitoring a communications system
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United States of America Patent
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-
Mar 22, 1988
Grant Date -
N/A
app pub date -
Mar 26, 1987
filing date -
Mar 26, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus for monitoring the status of and controlling faults at remotely-located components in a single line communications system wherein return data signals from the components are transmitted in the 50 kHz to 200 kHz range, and coupled to the low pass filters commonly used to bypass the active components, thereby permitting the return of signals to the system head-end.
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