Samsung mobile display publicly bendable OLED panel


South Korea's Samsung Mobile Display has developed a flexible 3.5-inch OLED panel that was exhibited at the "FPD International 2009" held at the Yokohama Convention Center in the Pacific Ocean on October 28-30, 2009. The curvature is 500R. The company said the development was "Curved Display." A mobile phone model equipped with the development product is also disclosed.

The developed product has a thickness of 0.46 mm. The thickness of the glass substrate forming the driving element was 0.15 mm. The OLED element is packaged using a transparent resin film. The pixel is 480 ???800 (WVGA). The total white brightness is 300 cd/m2 and the contrast is 100,000:1. It can display 16.7 million colors, and the color performance range NTSC ratio is more than 100%.

The driving element is a low temperature polysilicon TFT (LTPS). Top Emission type element construction is adopted. The pixel array adopts the "Pentile" method, and the RGGB4 color low molecular type OLED material is separated by mask evaporation.


Figure 1: Mobile phone model with a flexible 3.5-inch OLED panel


Figure 2: Viewed from the side

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