LIGHT EMITTING DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME
The invention discloses a light-emitting device and electronic equipment comprising the light-emitting device, the light-emitting device comprises an anode, a cathode, a light-emitting layer and (N-1) connecting layers, the anode and the cathode are oppositely arranged, the light-emitting layer is a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a light-emitting device and electronic equipment comprising the light-emitting device, the light-emitting device comprises an anode, a cathode, a light-emitting layer and (N-1) connecting layers, the anode and the cathode are oppositely arranged, the light-emitting layer is arranged between the anode and the cathode, the light-emitting layer comprises N light-emitting sub-layers, each connecting layer is arranged between every two adjacent light-emitting sub-layers, and the N-1 connecting layers are arranged between the N light-emitting sub-layers. The material of each light-emitting sub-layer comprises a light-emitting material and an electron transport material, or the material of each light-emitting sub-layer comprises a light-emitting material and a hole transport material, each connection layer comprises a P-type charge generation layer and/or an N-type charge generation layer, and when each connection layer comprises the P-type charge generation layer or the N-type charge generat |
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