| 摘要 |
According to an embodiment of the present invention, an operation method of an image display device comprises the following steps: obtaining one or more of biometric information on a user and a pattern input; when a user input for inputting a functional key of the image display device is received within a predetermined time, performing a user personalized operation based on one or more of the obtained biometric information on the user and pattern input, and the input of the functional key; and when the user input for inputting the functional key is received after the predetermined time elapses, performing an operation corresponding to the functional key. |
