TOUCH SCREEN TRIGGERING METHOD, TOUCH APPARATUS AND HANDHELD DEVICE

摘要

A touch screen triggering method, a touch apparatus and a handheld device are provided, which relate to the information input technology field. The touch screen triggering method includes: comparing a random graphic parameter generated by a touch input with a pre-stored standard graphic parameter(S101); when the compared result of the random graphic parameter and the standard graphic parameter is within a predetermined range, accepting the touch input and executing the corresponding operation according to the touch input(S102); when the compared result of the random graphic parameter and the standard graphic parameter exceeds the predetermined range, locking the touch screen(S103). Malfunction in triggering the touch screen can be prevented.