US 10,312,304 B2 · Organic light-emitting diode panel and manufacturing method using the same

Abstract

An organic light-emitting diode panel and a manufacturing method using the same are provided in the present invention. The OLED panel includes at least a pixel. The pixel includes an anode conducting layer, an insulation layer, an emitting layer (EML), a cathode layer and a reference voltage layer. The anode conducting layer is disposed on a transparent substrate. The insulation layer is disposed on the anode conducting layer and has a first cavity and a second cavity, wherein there is a distance between the first anode layer and the bottom of second cavity. There are a hole injection layer (HIL) and a hole transmission layer (HTL). The HIL is disposed on the first anode conducting layer. The HTL is disposed on the HIL. There are a cathode layer, an electronic injection layer (EIL) and an electronic transmission layer (ETL) in the second cavity. The cathode layer is exposed by the bottom of the second cavity. The EIL is disposed on the cathode layer. The ETL is disposed on the EIL. The EML is disposed on the insulation layer. The reference voltage layer is disposed on the EML.

Claims16

Dependent claims

An organic light-emitting diode panel, comprising:

at least a pixel, wherein the pixel comprises:
an anode layer disposed on a substrate;
a hole injection layer disposed on the anode layer;
a hole transport layer disposed on the hole injection layer;
an electron injection layer;
an electron transport layer disposed on the electron injection layer;
an emitting layer, disposed between the hole injection layer and the electron injection layer, wherein the emitting layer comprises at least a first color material and a second color material;
and
a cathode layer, disposed at a side the same as the anode layer opposite to the emitting layer;
wherein the pixel emits white light by mixing a first color light and a second color light, which are respectively emitted from the first color material and the second color material,
wherein the pixel further comprises:
a first insulator, disposed on the anode layer, wherein the cathode layer is disposed on the first insulator;
and
a second insulator, disposed on the anode layer, having a first cavity and a second cavity, wherein a bottom of the second cavity exposes the cathode layer and a bottom of the first cavity exposes the anode layer.

11 more elements

A manufacturing method for an organic light-emitting diode panel, comprising:

providing at least a pixel, wherein the pixel is fabricating by steps comprising:
disposing an anode layer on a substrate;
disposing a cathode layer on the substrate;
evaporating a hole injection layer on the anode layer;
evaporating a hole transport layer on the hole injection layer;
evaporating an electron injection layer on the cathode layer;
evaporating an electron transport layer on the electron injection layer;
and
evaporating an emitting layer between the hold injection layer and the electron injection layer, wherein the emitting layer comprises at least a first color material and a second color material,
wherein the cathode layer is disposed at a side the same as the anode layer opposite to the emitting layer,
wherein the manufacturing method further comprises:
disposing a first insulator on the anode layer, wherein the cathode layer is disposed on the first insulator;
disposing a second insulator on the first insulator;
and
etching the first insulator and the second insulator to form a first cavity and a second cavity, wherein the first cavity and the second cavity respectively exposes the anode layer and the cathode layer.

12 more elements

Dependencies are inferred from the claim text.

Organic light-emitting diode panel and manufacturing method using the same

Life of this patent

Organic light-emitting diode panel and manufacturing method using the same

Life of this patent

Abstract

Claims16