US Patent 11657783 Display device and operating method thereof

A display device including a housing; a display unit accommodated in the housing; and a control unit configured to cause the display unit to operate in a speaker mode to play a song while the display unit is fully inserted in the housing, receive an image display command, according to the image display command, withdraw the display unit and display a first content corresponding to the image display command in a first region of the display unit, and display a second content of an audio controller for controlling the speaker mode in a second region of the display unit.