Reuters Pictures
A researcher of Samsung Mobile Display, a subsidiary of Samsung Electronics, holds AM-OLED cells for mobile phones at the company's factory in Cheonan, south of Seoul, August 12, 2009. Active-matrix organic light-emitting diode (AM-OLED) displays are making a belated appearance in pricier smartphones as makers latch on to the technology to get an edge in a sector where competition is fierce and features matter more than price. Picture taken on August 12, 2009. To match analysis TECHNOLOGY/AMOLED.