A semi-transparent AMOLED screen is displayed during a media preview event at the 2009 International Consumer Electronics Show (CES) in Las Vegas, Nevada, January 7, 2009. The screen could have a variety of applications, such as for "heads-up" displays in cars, a representative said. The consumer technology trade show begins January 8 and is expected to attract 2,700 exhibitors and 130,000 attendees. [Agencies]