Display apparatus and control method thereof

摘要

A display apparatus (100) and a control method thereof are provided, the display apparatus includes: a display (130) which displays an image thereon; a first image processor (120) which processes an image signal; a connector (140) which is connectable to an upgrading apparatus (200) that is provided to upgrade the display apparatus; and a first controller (170) which executes a first application program and displays a first image signal corresponding to the execution of the first application program on the display (130), and when receiving a second image signal, corresponding to an execution of a second application program executed by the upgrading apparatus, from the upgrading apparatus through the connector, controls the display to display the second image signal together with the first image signal.