In a Sony convention yesterday, Sony shows off a wireless, battery powered version of the XEL-1 OLED TV (11"), trying to show what is possible with a low-power TV.

Sony also showed lot's of small OLED panels and applications for the wireless TV. 

Source: 
Cambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDsCambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDs