公开(公告)号：US20210335932A1

公开(公告)日：2021-10-28

申请号：US16493267

申请日：2019-04-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenjun HOU

IPC: H01L27/32 ,  H01L51/56

Abstract: An organic light-emitting diode (OLED) display panel includes: a base substrate; one or more thin-film transistor (TFT) structures provided over the base substrate; a planarization layer provided over the TFT structures; anodes provided on an upper surface of the planarization layer; a pixel defining layer provided over the planarization layer defining a plurality of pixel regions, wherein each anode includes an upper surface being exposed in each of the pixel regions; an organic functional layer provided over the anodes; and a cathode provided over the organic functional layer; wherein a sheet resistance of the portion of the anodes that is proximal to the pixel defining layer is smaller than a sheet resistance of the portion of the anodes that is opposite from the pixel defining layer.

公开(公告)号：US20210143190A1

公开(公告)日：2021-05-13

申请号：US17052146

申请日：2020-01-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chunjing HU ,  Wenjun HOU

IPC: H01L27/12 ,  H01L51/56 ,  B32B38/00

Abstract: A condensation assembly includes a condensation plate and a plurality of sumps. The condensation plate includes a plate body and a plurality of protrusions on a surface of the plate body, and the plurality of protrusions are spaced apart. The plurality of sumps are disposed at a side of the plurality of protrusions away from the plate body. Each sump of the plurality of sumps is disposed opposite to at least one of the plurality of protrusions, and has an opening facing the at least one protrusion disposed opposite to the sump. There is a gap between the plurality of sumps and the condensation plate.

公开(公告)号：US20200091251A1

公开(公告)日：2020-03-19

申请号：US16616025

申请日：2019-04-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chunjing HU ,  Wenjun HOU

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display substrate has a display area and a non-display area. The non-display area includes a dummy pixel area located in a periphery of the display area. The display substrate includes a substrate; a first pixel defining layer disposed on the substrate and located in the display area, the first pixel defining layer having a plurality of first openings; and a second pixel defining layer disposed on the substrate and located in the dummy pixel area, the second pixel defining layer having a plurality of second openings. A capacity of a second opening is greater than a capacity of a first opening, and an open area of a second opening is less than or equal to an open area of a first opening.

公开(公告)号：US20200066989A1

公开(公告)日：2020-02-27

申请号：US16490109

申请日：2018-11-14

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying CUI ,  Wenjun HOU

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/56

Abstract: The disclosure discloses an organic light-emitting display panel, a method for fabricating the same, and a display device, and the method for fabricating an organic light-emitting display panel includes: providing a substrate; and forming light-emitting layers sequentially in opening regions of sub-pixels in different colors, wherein at least one of sub-pixels other than a sub-pixel with a largest area is a first sub-pixel, and sub-pixels other than the first sub-pixel are second sub-pixels; and forming a light-emitting layer for the first sub-pixel includes: jetting a solvent for dissolving a light-emitting material in at least one of the second sub-pixels in which no light-emitting layer is formed, and jetting ink including the solvent, and a light-emitting material corresponding to the first sub-pixel in the first sub-pixel.

公开(公告)号：US20190103449A1

公开(公告)日：2019-04-04

申请号：US16043878

申请日：2018-07-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenjun HOU

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/00 ,  H01L51/56

Abstract: An organic light emitting display substrate and a manufacture method thereof, a display device are provided. The organic light emitting display substrate includes a pixel definition layer, and the pixel definition layer includes a plurality of pixel openings, each of the pixel openings includes a long side portion and a short side portion, and a slope angle of the long side portion is greater than a slope angle of the short side portion.

公开(公告)号：US20180212002A1

公开(公告)日：2018-07-26

申请号：US15322372

申请日：2016-03-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenjun HOU ,  Yingying SONG

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L27/3237 ,  H01L27/3246 ,  H01L51/0004 ,  H01L51/0016 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5221

Abstract: The present disclosure discloses a method for manufacturing a display substrate, a display substrate and a display device. The method includes forming an organic thin film layer on a base substrate at a region which corresponds to a non-display region of a to-be-formed display substrate, printing an organic functional layer on the base substrate, and removing the organic functional layer at the non-display region by peeling off the organic thin film layer.

公开(公告)号：US20170213965A1

公开(公告)日：2017-07-27

申请号：US15321554

申请日：2016-03-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenjun HOU ,  Ying CUI

IPC: H01L51/00 ,  H01L51/56 ,  H01L27/32 ,  H01L51/50

CPC classification number: H01L51/0005 ,  H01L27/3211 ,  H01L27/3216 ,  H01L51/0004 ,  H01L51/0097 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/56 ,  H01L2251/558

Abstract: An organic light emitting diode display panel, a manufacturing method thereof and a display device are disclosed, for reducing the number of inkjet heads used in inkjet printing or alleviating the swath mura at printing interfaces. The method comprises manufacturing an anode layer, a light emitting layer and a cathode layer on a base substrate, and the method can further comprise manufacturing by an entire-surface coating process a function layer having a first preset thickness between the anode layer and the light emitting layer; and in a first preset region of the function layer that has been manufactured, manufacturing by an inkjet printing process a function layer having a second preset thickness.

公开(公告)号：US20160365396A1

公开(公告)日：2016-12-15

申请号：US15092927

申请日：2016-04-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang JIAO ,  Wenjun HOU ,  Chinlung LIAO

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L51/0005 ,  H01L51/56

Abstract: Disclosed is an organic light-emitting display substrate, including a substrate and a pixel defining layer on the substrate which includes a plurality of dams crisscrossing in a display area of the substrate to define a plurality of pixel units and define the boundary of the display area, wherein the pixel defining layer further includes a groove arranged on a top surface of each dam, the grooves at least define one frame-shaped area, at least one pixel unit is arranged in each frame-shaped area, and the grooves are used for accommodating a solvent when forming an organic light-emitting element by inkjet printing. Also disclosed is a manufacturing method of an organic light-emitting display substrate and a display device. The present invention can improve the film forming effect of a film layer formed on the substrate, so that the brightness of a display image of the display device is more uniform.

Abstract translation: 公开了一种有机发光显示基板，包括在基板上的基板和像素限定层，其包括在基板的显示区域中交错的多个堤坝，以限定多个像素单元并限定显示区域的边界 其中，所述像素限定层还包括布置在每个坝的顶表面上的凹槽，所述凹槽至少限定一个框形区域，每个框状区域中布置有至少一个像素单元，并且所述凹槽用于 在通过喷墨印刷形成有机发光元件时容纳溶剂。 还公开了有机发光显示基板和显示装置的制造方法。 本发明可以提高在基板上形成的膜层的成膜效果，使得显示装置的显示图像的亮度更均匀。

公开(公告)号：US20160172621A1

公开(公告)日：2016-06-16

申请号：US14436840

申请日：2014-08-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang JIAO ,  Wenjun HOU ,  Guang YAN ,  Juanjuan YOU

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

CPC classification number: H01L51/5246 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/3262 ,  H01L51/5256 ,  H01L51/56 ,  H01L2251/558

Abstract: An encapsulation structure, an organic electroluminescent device and an encapsulation method thereof are provided. The organic electroluminescent device comprises a substrate, an electroluminescent structure disposed on the substrate, a water/oxygen barrier bank (4) disposed on the substrate and arranged around the electroluminescent structure to form a closed ring structure, and a sealing thin film which covers the electroluminescent structure and a periphery of which is hermetically matched with the water/oxygen barrier bank. The organic electroluminescent device is conducive to the realization of the narrow-frame design of the organic electroluminescent device.

Abstract translation: 提供封装结构，有机电致发光器件及其封装方法。 有机电致发光器件包括衬底，设置在衬底上的电致发光结构，设置在衬底上并设置在电致发光结构周围以形成闭环结构的水/氧阻挡层（4），以及密封薄膜，其覆盖 电致发光结构，其周边与水/氧屏障库密切配合。 有机电致发光器件有利于实现有机电致发光器件的窄框架设计。

公开(公告)号：US20160126499A1

公开(公告)日：2016-05-05

申请号：US14436922

申请日：2014-09-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qing DAI ,  Wenjun HOU ,  Ze LIU

IPC: H01L51/52 ,  H01L51/00 ,  H01L51/56 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5262 ,  H01L27/3211 ,  H01L27/3244 ,  H01L27/3248 ,  H01L51/0004 ,  H01L51/0005 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/301 ,  H01L2251/5369

Abstract: The present invention relates to an organic light-emitting diode, an array substrate and a preparation method thereof, and a display device. The organic light-emitting diode comprises an anode, a cathode, a light-emitting layer disposed between the anode and the cathode, and a hole injection layer disposed between the anode and the light-emitting layer, wherein the hole injection layer is provided therein with metal nanoparticles, and the frequency of a localized surface plasmon resonance of the metal nanoparticles is matched with the emission wavelength of the light-emitting layer. As the organic light-emitting diode is doped with metal nanoparticles in the hole injection layer and the resonance frequency of the localized surface plasmon of the metal nanoparticles is matched with the emission wavelength of the light-emitting layer, the metal nanoparticles are allowed to generate localized plasma resonance with photons, so that the light extraction efficiency of the organic light-emitting diode is enhanced.

Abstract translation: 本发明涉及有机发光二极管，阵列基板及其制备方法以及显示装置。 有机发光二极管包括阳极，阴极，设置在阳极和阴极之间的发光层，以及设置在阳极和发光层之间的空穴注入层，其中，空穴注入层设置在其中 并且金属纳米颗粒的局部表面等离子体共振的频率与发光层的发射波长相匹配。 由于有机发光二极管在空穴注入层中掺杂有金属纳米颗粒，并且金属纳米颗粒的局部表面等离子体的共振频率与发光层的发射波长相匹配，所以允许金属纳米颗粒产生 用光子进行局部等离子体共振，从而提高了有机发光二极管的光提取效率。