The telephone terminal consists of a loudspeaker (12) and two microphones (10, 11) equidistant from it. The outputs of the microphones are subtracted from one another to eliminate sounds from the loudspeaker (feedback) and background noise in the room. The user speaks into one of the ...
A plurality of microphones may be provided in the vehicle compartment. The voice recognition unit 7 transmits the result of the recognition of the voice of the occupant in the vehicle compartment to the ECU 20. The voice recognition unit 7 does not necessarily need to recognize the voice of ...