Patent ID: 8937931
Filing Date: 2015-01-20
Classification: H04M,H04W

Abstract:
1. A system for submitting an emergency call comprising: an emergency call device configured to trigger an emergency call by establishing a data connection, the data connection comprising a Wireless Application Protocol (WAP) connection, and a first voice connection; and an emergency call assistance center configured to receive, from the emergency call device, a transmission over the data connection as a request for a uniform resource locator (URL) and a transmission over the first voice connection as a dual tone multi-frequency formatted (DTMF) message; where the URL includes a first portion of the emergency information and the DTMF message includes a second portion of the emergency information; where the emergency call device is configured to transmit emergency information to the emergency call assistance center using both the data connection and the first voice connection wherein the first portion and the second portion of the emergency information include redundant emergency information; and where the emergency call assistance center synchronizes the first portion of the emergency information transmitted using the data connection and the second portion of the emergency information transmitted using the first voice connection to correct errors during transmission.