| 摘要 |
<p>A display apparatus, a control method thereof and a display system having the same are provided. The display apparatus includes: a communication unit; a memory in which the same data as that of an external display apparatus is loaded in the same reference address as that of the external display apparatus; and a controller which controls to change data loaded in a reference address corresponding to address information from the external display apparatus based on data change information from the external display apparatus and to display the changed data if the address information and the data change information are received from the external display apparatus via the communication unit. The display apparatus can control, without a server, data which is shared among a plurality of users in a video conference. A first master display apparatus has control authority, over at least one second slave display apparatus, during a data sharing session, of the shared data, via a synchronisation program.</p> |
