Patent ID: 9134950
Filing Date: 2015-09-15
Classification: G06F,G09G

Abstract:
1. A video wall display system comprising a plurality of display devices, each of the plurality of display devices comprising: a pair of input and output connectors comprising an input connector configured to be connected to a first neighboring display device among the plurality of display devices and which is configured to input an image signal from the first neighboring display device, and an output connector configured to be respectively connected to a second neighboring display device among the plurality of display devices and which is configured to output the input image signal to the second neighboring display device; a signal processor which is configured to process the input image signal input; a display which is configured to display an image based on the processed image signal, a first audio output unit on a first side of the display device corresponding to a location of the first neighboring device, and which is configured to output a sound based on a received audio signal; a second audio output unit on a second side of the display device corresponding to a location of the second neighboring device, and which is configured to output the sound based on the received audio signal; and a controller which is configured to control the first audio output unit not to output the sound if the input connector is connected to the first neighboring display device, and which is further configured to control the second audio output unit not to output the sound if the output connector is connected to the second neighboring display device.