Emergency call completion for VoIP based on location of call originator
AssigneeVonage Holdings Corp.
InventorsGregory L. Welenson, Louis Holder
Life of this patent
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Abstract
Emergency calls placed from telephone devices connected to a data network are completed to the appropriate public safety answering point (PSAP). In one embodiment of the present invention, a method for completing an emergency call comprises receiving a call from a device on a data network, the call destined for an emergency service, the device having a physical location, obtaining a telephone number of an emergency call center that handles emergency calls for the physical location of the device, and routing the call to the emergency call center using the telephone number.
Claims20
A method for completing an emergency call, comprising:
- receiving a call from a location requesting emergency service, the location having a telephone number associated therewith;
- obtaining an emergency call center telephone number that handles emergency calls for the location requesting emergency service, said emergency call center telephone number mapped directly to the telephone number of the location requesting emergency service prior to receiving the call from the location requesting emergency service;
- and
- routing the call to the emergency call center using said obtained emergency call center telephone number.
A system for completing an emergency call, comprising:
- an intermediate network apparatus connected to a data network and configured to
- receive a call from a location requesting emergency service, the location having a telephone number associated therewith, and
- obtain an emergency call center telephone number that handles emergency calls for the location requesting emergency service, said emergency call center telephone number mapped directly to the telephone number of the location requesting emergency service prior to receiving the call from the location requesting emergency service;
- and
- a gateway configured to route the call to the emergency call center using said obtained emergency call center telephone number.
A method for completing an emergency call, comprising:
- receiving physical address information and a user telephone number;
- translating the physical address information into geocoding information;
- directly mapping the user telephone number to a corresponding emergency response telephone number based on the geocoding information;
- subsequent to the directly mapping, receiving an emergency call including the user telephone number;
- transmitting a lookup request corresponding to the emergency call based on the user telephone number;
- retrieving the corresponding emergency response telephone number based on the lookup request;
- and
- routing the emergency call and the physical address information to the corresponding emergency response telephone number.
Dependencies are inferred from the claim text.