Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2004-05-12
2008-11-25
Urban, Edward (Department: 2618)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S573000, C455S574000, C379S322000
Reexamination Certificate
active
07457647
ABSTRACT:
A remote battery replacement notification system (10) for a communication system includes a subscriber unit (12) having a battery (14). An operational support system (16) is in communication with the subscriber unit (12). The operational support system (16) periodically polls the subscriber unit (12). A compact service node (18) is in communication with the subscriber unit (12). The compact service node (18) sends a replace battery notification to the subscriber unit (12) when a replace battery message is received from the operational support system (16).
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Goering Scott Christopher
Owens Michael Kevin
AT&T Intellectual Property I L.P.
Hanley Flight & Zimmerman LLC
Hannon Christian A
Urban Edward
LandOfFree
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