| CPC H04N 21/4852 (2013.01) [H04N 21/43637 (2013.01); H04N 21/4821 (2013.01); H04N 21/4882 (2013.01)] | 8 Claims |
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1. A display device comprising:
a display configured to display a video;
an audio output configured to output sound;
a wireless transceiver configured to establish a wireless connection with at least one external speaker; and
a controller configured to generate a first sound source and a second sound source,
wherein the controller is configured to:
set a sound mode of the display device to a surround mode or a non-surround mode according to the displayed video, wherein the surround mode is a mode that each of the audio output and the at least one external speaker outputs different sounds, the non-surround mode comprises a speaker extension mode in which the audio output and the at least one external speaker output a same sound at a same time as the video is being displayed,
transmit the first sound source to the audio output and transmit the second sound source to the at least one external speaker when the sound mode of the display device is set to the surround mode, and
transmit the first sound source to the audio output and the at least one external speaker when the sound mode of the display device is set to the speaker extension mode,
wherein the controller is further configured to display a setting screen including a list of a genre of a video and a channel number to which the surround mode is applied, and
wherein the controller is further configured to set at least one genre of the video or channel number from the list based on a selection signal from a user or automatically set at least one genre of the video or channel number from the list by analyzing a pattern for selecting the surround mode when the user watches the video.
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