Light emitting diodes (LEDs) have been a hot topic in the TFT LCD market due to their rapid adoption in notebook PC displays and the high potential in LCD TV panels. In 2012, 34 billion LEDs will be used in TFT LCD backlights, in sizes ranging from 1" to more than 70", up more than 300% from 8 billion in 2008, according to the new DisplaySearch report Display LEDs: Lighting Up the Display World.