| 摘要 |
<p>PURPOSE: An image display device and a control method of image display device are provided to improve a performance of the device by providing reasons of the degradation of the performance to a user. CONSTITUTION: An image display device comprises the following: a receiver(110) receiving a radio signal; a signal processing unit(120) displaying the radio signal through a display unit(140); a UI(user interface) provider(150) supplying UI to the display unit; and a controller(160) monitoring the signal processing unit or the receiver to determine the reason of a malfunction or the condition of the radio signal to display the information regarding the malfunction or the bad condition of the radio signal to the display unit.</p> |
