Patent ID: 7944457

Claim:
An image display method, being adapted for a digital display apparatus, comprising: detecting a maximum average picture level M n of each picture displayed by the digital display apparatus, wherein n is a positive integer; calculating a difference D n between the maximum average picture level M n of each picture and a maximum average picture level M n−1 of the previous picture; judging whether the difference D n is larger than a reference value D r ; and when D n <D r , no need to switch a displaying mode; and when D n >D r , then judging whether the maximum average picture level M n is larger than a reference value M r for determining the displaying mode of each picture, and wherein the method for detecting the maximum average picture level M n each picture comprises steps of: detecting respectively a red average picture level, a green average picture level and a blue average picture level of each picture; and finding the maximum value among the red, green and blue average picture levels of each picture as the maximum average picture level M n of each picture.