Line powering in a multi-line environment
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United States of America Patent
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N/A
Issued Date -
Sep 27, 2007
app pub date -
Mar 22, 2006
filing date -
Mar 22, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A line powering system for a multi-channel communication system is disclosed having a central office or primary communication terminal configured to communicate with one or more remote locations via two or more communication lines. Line powering, from the primary location to the remote location, is provided by a power supply, which is selectively connected to one or more of the lines via a switching module. Line monitoring and switch control may occur automatically or by a controller. A ground fault detector is provided to monitor for excessive ground fault current and selectively disconnect the faulted line. A rapid line voltage discharge module is provided to discharge line voltage to meet specification.
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