ALARM DEVICE IN A VEHICLE

摘要

An alarm method for vehicles comprises detection (S31) of whether a portable electronic apparatus (100) is connected to an alarm device (200) arranged in a vehicle (150), detection (S32) of whether a predetermined functionality is activated in the portable electronic apparatus (100), and activation (S33) of an alarm when the portable electronic apparatus (100) is unconnected or the predetermined functionality is inactivated.