In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Organic light-emitting diode ( OLED ) is a type of light-emitting diode ( LED ) .
An organic light-emitting diode ( OLED or Organic LED ) , also known as an organic EL ( organic electroluminescent ) diode , is a light-emitting diode ( LED ) in which the emissive electroluminescent layer is a film of organic compound that emits light in response to an electric current .