OPTOELECTRONIC DEVICE COMPRISING LIGHT-EMITTING DIODES WITH IMPROVED LIGHT EXTRACTION AND A METHOD FOR ITS FABRICATION

An optoelectronic device including a support including a face; light-emitting diodes lying on the face and including semiconductor elements in the form of wires, cones or truncated cones; for each light-emitting diode, an encapsulation block at least partially transparent to the radiation emitted by...

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Bibliographische Detailangaben
Hauptverfasser: DUPONT, Tiphaine, ROBIN, Ivan-Christophe
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An optoelectronic device including a support including a face; light-emitting diodes lying on the face and including semiconductor elements in the form of wires, cones or truncated cones; for each light-emitting diode, an encapsulation block at least partially transparent to the radiation emitted by the light-emitting diodes and covering the light-emitting diode, the maximum thickness of the encapsulation block being comprised between 1 μm and 30 μm, interstices of air being present between the encapsulation blocks covering adjacent diodes; and an electrically conductive layer covering the encapsulation blocks, wherein the refractive index of the encapsulation block covering at least one of the light-emitting diodes is comprised between 1.3 and 1.6.