In addition to the new OLED TV panels, Samsung Mobile Displays is showing new smaller mobile OLED displays. These range from 3.2" to 7". The 3.2" is the one with 310ppi, reported earlier. Actually on their site, they list panels ranging from 2.2" to 5".

Samsung are also showing 4.82" and 12.1" transparent displays, ID card OLEDs and other displays.

Kyulux - Hyperfluoresence OLED emittersKyulux - Hyperfluoresence OLED emitters