Telecommunications – Radiotelephone system – Emergency or alarm communication
Reexamination Certificate
2006-12-04
2011-11-15
Bost, Dwayne (Department: 2617)
Telecommunications
Radiotelephone system
Emergency or alarm communication
C379S045000, C379S037000
Reexamination Certificate
active
08060056
ABSTRACT:
A communication network comprises a device configured to place a call for an emergency service, a call processing system in communication with the device and configured to receive and process the call to route the call to a public service answering point (PSAP), initiate a location determination process, and terminate the call, and a location provisioning system configured to execute the location determination process to determine the location of the device, wherein the location provisioning system comprises a plurality of sub systems, and wherein the call processing system communicates with only a first sub system of the plurality of sub systems to initiate the location determination process and communicates with the first sub system and a second sub system of the plurality of sub systems to terminate the call.
REFERENCES:
patent: 2005/0213716 (2005-09-01), Zhu et al.
patent: 2007/0135089 (2007-06-01), Edge et al.
patent: 2007/0201623 (2007-08-01), Hines et al.
Freiermuth Mark S.
Hines, III Thomas Edward
Rozier Hilah A.
Walker Sharon K.
Zeller Victoria L.
Bost Dwayne
Pham Timothy
Sprint Communications Company L.P.
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