Now the first video about the new modular Diamond Vision OLED System is online. Mitsubishi announced this modular OLED Display system with 3mm pitch at the CEATEC-2009.

The 155-inch sized display, which consists of small sized panels (estimated size is a 10x10cm square unit)
Mitsubishi believe we can make every size with this system.

Mitsubishi Electric displays a 155-inch sized OLED display, which consists of small sized OLED parts (estimated size is a 10x10cm square unit) at the Ceatec 2009. The large scale OLED display has been developed for digital signage and monitors placed at public spaces.
The screen is three times brighter than regular liquid crystal display TVs.

Sony will demonstrate a 2.5 inch flexible OLED screen prototype with 0.2mm thinness that incorporates a flexible organic thin film transistor to drive its display at CEATEC 2009 in Japan.
Sony does not show a new OLED Television prototype.

Sony is also showing some other interesting new technlogies at the CEATEC-2009 event in Japan:

High frame rate "MotionFlow"