How OLEDs Work
LG has launched a 55in (140cm) OLED TV - kickstarting a battle over the next-generation of high-quality screens.
OLED screens have been touted as the successor to the popular liquid crystal displays (LCD).
The technology allows for the display of darker and deeper blacks, and can be made thinner than competing display methods.
Smaller OLED screens are already in mass distribution. Samsung uses the technology in its smartphones, and Sony's PlayStation Vita handheld console also utilises the thin, light technology.
OLED - which means organic light-emitting diode - is more energy efficient than LCD (liquid crystal display) and plasma-based alternatives.
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