| 摘要 |
Disclosed are a method and system for unlocking a screen of a mobile phone. The method comprises: an operating instruction of a user to light up the screen is received by the mobile phone that is in a screen-locked state and enters an unlocking interface; when a touch event is detected within a predetermined time, touched region information corresponding to the touch event is acquired, and a touched area is calculated on the basis of the touched region information; the touched area is compared with a predetermined threshold value, and, when the touched area is greater than the threshold value, the touch event is determined to have satisfied a criterion for unlocking, and the screen of the mobile phone is controlled into unlocking, otherwise, unlock failed information is returned to the user. The present invention implements unlocking of the screen of the mobile phone by means of large-area touching of the screen of the mobile phone, reduces requirement for precision in touch points and slide track when unlocking the screen, simplifies user operation, and also facilitates an increase in security when unlocking the mobile phone. |
