Security alert method and system in external auditory masking state

摘要: The invention discloses a security alert method and system in an external auditory masking state. comprises the following steps: A, collecting audio information of environment where mobile device is located currently; B, carrying out match vehicle matching database according to obtain corresponding model number, detection number impatience degree strength value; C, rule perceptual intensity distance values by using parameters value danger level; D, providing for user level.