REMOTE CONTROLLER, IMAGE SYSTEM COMPRISING THE SAME, AND CONTROLLING METHOD THEREOF

摘要

A remote controller that controls a broadcasting receiving apparatus having a wireless receiving unit remotely is provided. The remote controller includes a first sensing unit that senses external touch; a second sensing unit that is provided adjacent to the first sensing unit and senses external touch; a data processing unit that detects a touch direction according to a touched order between the first sensing unit and the second sensing unit, and outputs a channel search signal to search for a channel sequentially according to a predetermined order corresponding to the touch direction; and a wireless transmitting unit that transmits the channel search signal to the broadcasting receiving apparatus wirelessly.