A communication environment includes of one or more subscriber terminals capable of initiating emergency voice calls over a telephony network. The subscriber terminal further send messages over either a data network or a telephony signaling network to a communication management system. The communication management system receives messages from a subscriber terminal, either via a data network or a telephony signaling network. It also consists of one or more telephony switching nodes capable of querying the emergency context node for a called party emergency context. It also consists of one or more servers that provide advanced call control services.
申请公布号
WO2010025562(A1)
申请公布日期
2010.03.11
申请号
WO2009CA01236
申请日期
2009.09.04
申请人
AEGIS MOBILITY, INC.;WRIGHT, ANDREW S;WILLIAMS, STEPHEN J;NIKKARI, LEO