INNENRAUMÜBERWACHUNGSSYSTEM FÜR EIN FAHRZEUG UND VERFAHREN ZUR ERKENNUNG VON LEBENSZEICHEN IM INNENRAUM EINES FAHRZEUGS

The invention relates to an interior monitoring system (10) for recognizing signs of life in the interior (15) of a vehicle (100), comprising at least one motion sensor (21) for sensing motions in the vehicle interior (15), at least one optical sensor (23) for optically sensing the vehicle interior (15), an evaluation unit (30) for evaluating the sensor data of the sensors (21, 23, 25) with respect to signs of life in the vehicle interior (15), and an interface (40) for transmitting the evaluation results of the evaluation unit (30) to at least one device (45), wherein at least one acoustic sensor (25) is provided for sensing noises within the vehicle interior (15). The invention also relates to a method for recognizing signs of life in the interior (15) of a vehicle (100), the method being able, by means of various sensor types, to recognize signs of life, more particularly signs of life of small children and/or pets left behind in the vehicle (100) and to determine their position in the vehicle (100).