Patent ID: 8620256

Claim:
An emergency call device of a vehicle for the transmission of an emergency call during a voice connection, said emergency call device having: a detection unit for capturing measurement data of the vehicle; a speech detection unit for detecting an audible input of an occupant of the vehicle; a control unit for converting the captured measurement data into a first voice signal by media conversion; a communication unit for transmitting an emergency call, which includes the first voice signal and a second voice signal corresponding to the audible input of the occupant of the vehicle, to a receiver; wherein the communication unit alternately transmits the first voice signal and the second voice signal during the voice connection so that the first voice signal is: a) transmitted during the voice connection in response to the second voice signal not being detected by the speech detection unit, and b) buffered during the voice connection in response to the second voice signal being detected by the speech detection unit and transmitted by the communication unit.