IT Home March 3 news, information shows that recently, Huawei Technologies Co., Ltd. applied for the "display unlocking method and its equipment" patent was announced.
The abstract shows that when the display is in the lock screen state and the bright screen state, the current pupil parameters of the user and the reflected light intensity of the face are obtained through the camera module; if the current pupil parameter is greater than the pupil parameter of the face unlock, the user's current micro-expression is obtained; if the user is currently in a coercive state according to the micro-expression, the preset unlock interface is displayed, and the preset unlock interface includes password unlock, fingerprint unlock, iris unlock, voice unlock and sound wave unlock at least one. This patent prevents the user from unlocking the display of the electronic device through his face when coerced.
