Boe Technology Group Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Huifeng Wang

Ze Liu

Wenbin Jia

Jingang Fang

Wang Zhang

Li Sun

Xiang Wan

Jing Gan

Gang Wang

Can Wang

Jiangbo Chen

Chinlung Liao

Chunjing Hu

Wenfeng Song

Feifei Zhu

Changjun Jiang

Yikun Dou

An organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer are disclosed. An organic electroluminescent display panel is provided which comprises: a substrate; an anode layer and a pixel defining layer over the substrate, the pixel defining layer defining pixel units, wherein a recess is provided in the pixel defining layer between adjacent pixel units; a stack of organic electroluminescent units over the anode layer and the pixel defining layer, the stack comprising at least two organic electroluminescent units and a charge generation layer disposed between organic electroluminescent units which are adjacent to each other; a cathode layer over the stack. The corresponding charge generation layers of the adjacent pixel units are disconnected at the recesses. The cathode layer is continuous at the recess.

Organic electroluminescent display panel, manufacturing method thereof, and display device

An OLED display panel, a manufacturing method thereof and a display device are provided. The OLED display panel includes an OLED display substrate and an encapsulation layer for encapsulating the OLED display substrate. The OLED display substrate includes a flexible base substrate, and a TFT layer, a planarization layer and an OLED element layer arranged sequentially on the flexible base substrate. At least one layer of the encapsulation layer, and at least one of the flexible base substrate or the planarization layer, are polymer material layers each doped with flexible nano-composite glass fibers.

Organic light-emitting diode display panel, manufacturing method thereof and display device

The present disclosure relates to an organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer. An organic electroluminescent display panel is provided which comprises: a substrate; an anode layer and a pixel defining layer over the substrate, the pixel defining layer defining pixel units, wherein a recess is provided in the pixel defining layer between adjacent pixel units; a stack of organic electroluminescent units over the anode layer and the pixel defining layer, the stack comprising at least two organic electroluminescent units and a charge generation layer disposed between organic electroluminescent units which are adjacent to each other; a cathode layer over the stack, wherein the corresponding charge generation layers of the adjacent pixel units are disconnected at the recesses, and wherein the cathode layer is continuous at the recess.

The present disclosure provides a condensing plate. The condensing plate comprises a body. The body comprises a first face and a second face opposite to the first face. The first face is provided with a condensing part and a solvent storage structure. The solvent storage structure is configured to store a solvent and release, along a direction away from the second face, gas formed by the solvent after evaporation.

Condensing plate, vacuum drying device and vacuum drying method

An organic light-emitting diode display panel and a manufacturing method therefor, and a display apparatus are provided. The organic light-emitting diode display panel comprises: a base substrate; an anode and an auxiliary electrode arranged on the base substrate, wherein the anode and the auxiliary electrode are insulated from each other, a pixel definition layer arranged on the anode and the auxiliary electrode, wherein the pixel definition layer has a pixel opening region exposing the anode and a via exposing the auxiliary electrode; and the luminescent layer and a cathode sequentially arranged on the pixel definition layer, wherein the cathode is electrically connected to the auxiliary electrode arranged in the via.

Organic light-emitting diode display panel and manufacturing method therefor, and display apparatus

A method of fabricating a substrate includes forming a planarization layer, and forming the planarization layer includes: forming a first planarization sub-layer on a base substrate on which a patterned film layer has been formed. A surface of the first planarization sub-layer facing away from the base substrate has a plurality of depressed portions. Forming the planarization layer further includes: forming a second planarization sub-layer at multiple depressed portions of the plurality of the depressed portions to obtain the planarization layer including the first planarization sub-layer and the second planarization sub-layer. A flatness of a surface of the planarization layer is higher than a flatness of the surface of the first planarization sub-layer.

Substrate and method of fabricating the same, display panel, and display device

A color filter (CF) substrate, a manufacturing method thereof, a display panel and a display device are disclosed. The CF substrate includes a plurality of sub-pixels, each of the plurality of sub-pixels including a CF layer, the CF layer being configured to allow light passing through the sub-pixel to display one color, and a barrier being disposed between at least two adjacent sub-pixels of different colors, and the barrier continuously extending between the sub-pixels separated by the barrier. The CF substrate can reduce influence on chromaticity of adjacent sub-pixels caused by light leakage.

Color filter (CF) substrate, manufacturing method thereof, display panel and display device

The present disclosure relates to a pixel isolation bank and a method of manufacturing the same. A pixel isolation bank, comprising a first lyophobic layer located at a predetermined height of the pixel isolation bank.

Pixel isolation bank and method of manufacturing the same

A substrate, a method of preparing the substrate and a display device are provided. The substrate includes: a base substrate; a pixel defining layer on the base substrate, the pixel defining layer defining a plurality of opening regions arranged in an array, each of the plurality of opening regions having a plurality of sidewalls; and a barrier structure attached to at least one sidewall of at least one opening region. A distance from an upper surface of the barrier structure to the base substrate is less than a distance from an upper surface of the pixel defining layer to the base substrate, and at least a part of surfaces of the barrier structure are lyophobic.

Substrate, method of preparing the same, and display device

This disclosure provides a display substrate, a display panel, and a method for fabricating the display substrate. The display substrate includes: an underlying substrate; a plurality of sub-pixel areas arranged in an array on a surface of the underlying substrate; and an isolating layer arranged on the surface of the underlying substrate, wherein the isolating layer includes a surrounding dam arranged on a periphery of the plurality of sub-pixel areas, and a plurality of separating dams arranged in parallel on an inner side of the surrounding dam, end portions of the separating dams are spaced from the surrounding dam, and the plurality of sub-pixel areas are separated by the separating dams into a plurality of channels.

Display substrate, display panel, and method for fabricating the display substrate

There are provided an OLED pixel defining structure, a manufacturing method thereof and an array substrate. The OLED pixel defining structure includes a pixel defining layer, with a plurality of openings corresponding to sub-pixels of different colors being included in the pixel defining layer, each of the openings forming a sub-pixel defining zone of a corresponding color, wherein at least two sub-pixel defining zones of the same color are intercommunicated.

OLED pixel defining structure with at least two intercommunicated sub-pixel defining zones of same color, manufacturing method thereof and array substrate

A pixel defining layer and a production method thereof, a display panel and a production method thereof, and a display apparatus are all provided. The pixel defining layer has a first lyophilic layer, a first lyophobic layer on the first lyophilic layer, a second lyophilic layer on the first lyophobic layer, and a second lyophobic layer on the second lyophilic layer.

Pixel defining layer and production method thereof, display panel and production method thereof, and display apparatus

Disclosed is an ejection volume compensation method of an inkjet printer for manufacturing an organic electroluminescent device pixel. The inkjet printer includes a plurality of nozzles and is configured to perform a plurality of print processes for the same pixel location. A target ejection volume for the next print process is selected so that an average of the target ejection volume and an actual ejection volume for the previous print process is equal to an ideal ejection volume. Also disclosed are an ejection volume compensation device for use with the inkjet printer, an inkjet printing device, and a non-transitory machine readable medium.

Ejection volume compensation method, ejection volume compensation device, inkjet printing device, and non-transitory machine readable medium

An OLED display device and manufacturing method thereof are provided. The method comprises: forming an array comprising first electrodes on a base substrate, with an area to which the first electrodes correspond being a display area; forming pixel defining layers respectively between the first electrodes so that a width of a cross section of each pixel defining layer is relatively larger at a middle portion and reduced gradually towards an upper portion and a lower portion; forming organic light-emitting layers respectively on the first electrodes between the pixel defining layers; and at least forming a second electrode which is at least provided on the organic light-emitting layers. The OLED display device made in this method can minimize the coffee ring effect of the organic light-emitting layers, avoid the layer-broken phenomenon occurring to the second electrode, and thus improve the display quality and save the material for the second electrode.

Growing community of inventors

Beijing, China

Huifeng Wang