Organic light emitting diode device with a photoinduced electron film layer and method for manufacturing the same
AssigneeBoe Technology Group Co., Ltd.
InventorTian Dong
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Abstract
The present disclosure provides an OLED device and a method for manufacturing the same, an array substrate and a display device. The OLED device includes an anode and a cathode and a light emitting functional layer interposed between the anode and the cathode, wherein a photoinduced electron film layer is formed on a side of the cathode away from the light emitting functional layer, the photoinduced electron film layer is able to generate photoinduced electrons, and the photoinduced electrons are transferable from the photoinduced electron film layer to the cathode.
Claims16
An organic light emitting diode (OLED) device comprising:
- an anode;
- a cathode;
- and
- a light emitting functional layer interposed between the anode and the cathode,
- a photoinduced electron film layer is formed on a side of the cathode away from the light emitting functional layer,
- wherein the photoinduced electron film layer is able to generate photoinduced electrons,
- wherein the photoinduced electrons are transferable from the photoinduced electron film layer to the cathode, wherein the cathode comprises a first cathode layer and a second cathode layer adjacent to each other, wherein the first cathode layer is close to the photoinduced electron film layer, and the photoinduced electron film layer has work function smaller than that of the first cathode layer and wherein the first cathode layer is formed of IZO.
A method for manufacturing an OLED device comprising:
- forming a substrate;
- forming an anode on the substrate;
- forming a light emitting functional layer on the substrate on which the anode is formed;
- forming a cathode on the substrate on which the anode and the light emitting functional layer are formed;
- and
- forming a photoinduced electron film layer on a side of the cathode away from the light emitting functional layer,
- wherein the photoinduced electron film layer is able to generate photoinduced electrons, and the photoinduced electrons are transferable from the photoinduced electron film layer to the cathode, wherein the cathode comprises a first cathode layer and a second cathode layer adjacent to each other, wherein the first cathode layer is close to the photoinduced electron film layer, and the photoinduced electron film layer has a work function smaller than that of the first cathode layer and wherein the first cathode layer is formed of IZO.
Dependencies are inferred from the claim text.