Mitsubishi booth featured a large LCD display consist of multiple tile panels; but you hardly see the seams.

Samsung had a large booth with many technology show cases. Sorry, too many to mention them...

Crestron, the major AV equipment manufacturer, had one of the largest booth in the show. In it, they prominently displayed "HDMI over Fiber" solution that utilizes OWLink's technology.

From below, counter-clockwise:

The display for high-rise building communication / control network, by Crestron.

ViviTek booth featured 3-d LCD panel that does not require glasses, LED display panels, large projector system, etc. Their setup utilizes OWLink OwlNet.

Panasonic had a nice little HD camera