Computer Hardware Terms, Glossary and Dictionary

OLED: Organic light-emitting diode

Organic light-emitting diode (OLED), a display technology, is a thin-film light-emitting diode (LED) in which the emissive layer is an organic compound. When the emissive layer is polymeric, varying amounts of OLEDs can be deposited in arrays on a screen using simple "printing" methods to create a graphical colour display, for use as television screens, computer displays, portable system screens, and in advertising and information board applications. OLED may also be used in lighting devices. OLEDs are available as distributed sources while the inorganic LEDs are point sources of light. Prior to standardization, OLED technology was also referred to as OEL or Organic Electro-Luminescence.


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OLED: Organic light-emitting diode