Three-way telephone call prevention system and method
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United States of America Patent
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Jul 18, 2006
Grant Date -
N/A
app pub date -
Sep 20, 2002
filing date -
Sep 21, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Discloses are systems and methods for detecting undesired call activity. Preferred embodiment systems and methods comprise detecting a call signal level, determining if the call signal level is below a predetermined silence level threshold, and measuring a duration the call signal level remains below the predetermined silence level threshold.
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Family
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Cited Art Landscape
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