Telecommunications – Radiotelephone system – Emergency or alarm communication
Reexamination Certificate
2005-12-27
2005-12-27
Appiah, Charles N. (Department: 2686)
Telecommunications
Radiotelephone system
Emergency or alarm communication
C340S539160, C340S539170
Reexamination Certificate
active
06980790
ABSTRACT:
For use in a wireless voice network, an alarm system and method of operation thereof. In one embodiment, the alarm system includes: (1) a local transceiver that, in response to a received stimulus, establishes an out-of-band wireless link of diminished bandwidth to a wireless central monitoring station in the wireless voice network and (2) a local controller, coupled to the transceiver for bidirectional communication therewith, that receives commands from the wireless central monitoring station via the wireless link.
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Rohrbach William R.
Shah Nitin J.
Appiah Charles N.
Lucent Technologies - Inc.
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