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1. 发明公开

US20240365595A1 DISPLAY PANEL, DISPLAY DEVICE AND METHOD FOR PREPARING DISPLAY PANEL 审中-公开
公开(公告)号：US20240365595A1
公开(公告)日：2024-10-31
申请号：US18247230
申请日：2022-04-29
申请人： HEFEI BOE JOINT TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Zhidong YUAN , Pan XU , Huifeng WANG , Can YUAN , Zhongyuan WU
IPC分类号： H10K59/122 , H10K59/12 , H10K59/88
CPC分类号： H10K59/122 , H10K59/1201 , H10K59/88
摘要： Embodiments of the present disclosure provide a display panel, a display device, and a method for preparing a display panel. The display panel has a display area and a peripheral area, the display panel including a pixel defining layer including a plurality of first pixel defining blocks in the display area parallelly arranged in a first direction, and adjacent first pixel defining blocks having different columns of pixel defining openings, and at least one second pixel defining block in the peripheral area as an extension of at least one first pixel defining block in a second direction to the peripheral area, each second pixel defining block including a plurality of columns of pixel defining openings, a column number which is greater than or equal to the difference in the column numbers of pixel defining openings of two adjacent first pixel defining blocks.

2. 发明公开

US20240292663A1 Display Substrate and Display Apparatus 审中-公开
公开(公告)号：US20240292663A1
公开(公告)日：2024-08-29
申请号：US18022998
申请日：2022-04-25
申请人： Hefei BOE Joint Technology Co.,Ltd. , BOE Technology Group Co., Ltd.
发明人： Huifeng WANG
IPC分类号： H10K59/122 , H10K59/121 , H10K59/80 , H10K102/00
CPC分类号： H10K59/122 , H10K59/1213 , H10K59/80515 , H10K59/874 , H10K2102/351
摘要： A display substrate and a display apparatus. The display substrate includes: a base and a pixel definition layer arranged on a side of the base, the pixel definition layer includes: a first definition layer and a second definition layer located on a side of the first definition layer away from the base, the first definition layer includes: a plurality of first definition structures arranged in an array, the second definition layer includes: a plurality of second definition structures arranged at intervals in a first direction, wherein a plurality of first definition structures located between two adjacent second definition structures are arranged at intervals in a second direction, and an orthographic projection of a first definition structure on the base is separated from an orthographic projection of a second definition structure on the base, the second direction intersects the first direction.

3. 发明公开

US20240090270A1 DISPLAY PANEL, DISPLAY DEVICE AND METHOD FOR PREPARING DISPLAY PANEL 审中-公开
公开(公告)号：US20240090270A1
公开(公告)日：2024-03-14
申请号：US18272014
申请日：2021-11-26
申请人： HEFEI BOE JOINT TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG
IPC分类号： H10K59/122 , H10K59/12 , H10K59/80
CPC分类号： H10K59/122 , H10K59/1201 , H10K59/80522
摘要： An embodiment of the present disclosure relates to a display panel including a pixel definition layer which includes a plurality of first pixel definition strips extending in a first direction and arranged at intervals in a second direction perpendicular to the first direction; a plurality of second pixel definition strips extending in the second direction and arranged at intervals in the first direction, wherein at least one of the plurality of second pixel definition strips has at least one widened part which has a width greater than a width of the remaining part of the second pixel definition strip, wherein the width of the widened part is a maximum width of a cross-section of the widened part; and an auxiliary electrode hole disposed in the at least one widened parts. Embodiments of the present disclosure further relate to a display device and a method for preparing a display panel.

4. 发明申请

US20210367179A1 ORGANIC ELECTROLUMINESCENT DISPLAY PANEL, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE 有权
公开(公告)号：US20210367179A1
公开(公告)日：2021-11-25
申请号：US17395179
申请日：2021-08-05
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG , Wang ZHANG , Jingang FANG
IPC分类号： H01L51/50 , H01L27/32 , H01L51/00 , H01L51/52 , H01L51/56
摘要： 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.

5. 发明申请

US20190074330A1 DISPLAY SUBSTRATE, DISPLAY PANEL, AND METHOD FOR FABRICATING THE DISPLAY SUBSTRATE 审中-公开
公开(公告)号：US20190074330A1
公开(公告)日：2019-03-07
申请号：US15770655
申请日：2017-09-20
申请人： BOE Technology Group Co., Ltd.
发明人： Huifeng WANG
IPC分类号： H01L27/32
摘要： 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.

6. 发明申请

US20190280049A1 COLOR FILTER (CF) SUBSTRATE, MANUFACTURING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20190280049A1
公开(公告)日：2019-09-12
申请号：US16079697
申请日：2017-12-12
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG
IPC分类号： H01L27/32 , H01L51/52 , H01L51/56
摘要： 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.

7. 发明申请

US20190181195A1 PIXEL ISOLATION BANK AND METHOD OF MANUFACTURING THE SAME 审中-公开
公开(公告)号：US20190181195A1
公开(公告)日：2019-06-13
申请号：US15992756
申请日：2018-05-30
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG , Jing GAN
IPC分类号： H01L27/32 , H01L51/56
摘要： 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.

8. 发明申请

US20170104042A1 ORGANIC LIGHT EMITTING DIODE DISPLAY PANEL, FABRICATION METHOD THEREOF, AND DISPLAY DEVICE 有权
公开(公告)号：US20170104042A1
公开(公告)日：2017-04-13
申请号：US15032866
申请日：2015-07-22
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG , Ze LIU
IPC分类号： H01L27/32 , H01L51/56
CPC分类号： H01L27/3246 , H01L27/12 , H01L27/3283 , H01L51/0005 , H01L51/0541 , H01L51/5012 , H01L51/56 , H01L2227/323
摘要： An organic light emitting diode display panel and a fabrication method thereof, a display device are provided, and the method includes: forming an anode layer (41) a light-emitting layer and a cathode layer on a substrate (40) and the method further includes: depositing a first pixel defining layer thin film (51) on the anode layer (41); depositing a second pixel defining layer thin film on the first pixel defining layer thin film (51), and forming a second pixel defining layer (61) by patterning the second pixel defining layer thin film through patterning process; and forming a first pixel defining layer (71) through dry etching and removing the first pixel defining layer thin film that is exposed; wherein the first pixel defining layer (71) has a lyophilic property and the second pixel defining layer (61) has a lyophobic property. A double-layer pixel defining layer prepared in the method is capable of reducing a mask plate, reducing the production cost, and improving the production efficiency.

9. 发明申请

US20160039182A1 Bearing Substrate and Manufacturing Method of Flexible Display Device 审中-公开
标题翻译：柔性显示装置的轴承基板和制造方法
公开(公告)号：US20160039182A1
公开(公告)日：2016-02-11
申请号：US14420748
申请日：2014-03-25
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Huifeng WANG
IPC分类号： B32B17/06 , B32B9/04 , B32B43/00
CPC分类号： B32B17/06 , B32B7/06 , B32B9/04 , B32B38/10 , B32B43/006 , B32B2315/08 , B32B2457/20
摘要： The present invention provides a bearing substrate used for carrying a flexible film of a flexible display device in the process of manufacturing the flexible display device. The bearing substrate comprises a substrate and a gas generation layer located on the substrate. In the process of manufacturing the flexible display device, the flexible film is located on the gas generation layer, and the material of the gas generation layer can be decomposed to generate gas. Correspondingly, the present invention further provides a manufacturing method of a flexible display device. In the present invention, after display elements on a flexible film have been manufactured, the flexible film can be separated from the substrate; meanwhile, in the present invention, both the stripping manner of flexible film and the separation force of stripping the flexible film from the substrate can be flexibly adjusted.
摘要翻译：本发明提供一种在制造柔性显示装置的过程中用于承载柔性显示装置的柔性膜的轴承衬底。轴承基板包括基板和位于基板上的气体发生层。在制造柔性显示装置的过程中，柔性膜位于气体发生层上，气体发生层的材料可以分解产生气体。相应地，本发明还提供一种柔性显示装置的制造方法。在本发明中，在制造柔性膜上的显示元件之后，可以将柔性膜与基板分离; 同时，在本发明中，柔性膜的剥离方式和从基材剥离柔性膜的分离力都能够灵活调整。

10. 发明公开

US20240349538A1 DISPLAY SUBSTRATE AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20240349538A1
公开(公告)日：2024-10-17
申请号：US18252909
申请日：2022-04-11
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
发明人： Hongli WANG , Pan LI , Huifeng WANG , Xinxin WANG , Xinyin WU
IPC分类号： H10K59/122 , H10K59/38 , H10K71/13
CPC分类号： H10K59/122 , H10K59/38 , H10K71/135
摘要： A display substrate and a display device are provided. The display substrate includes functional elements including a functional layer and a pixel-defining pattern. The pixel-defining pattern includes openings and a defining portion. The display substrate includes first regions corresponding to the openings and second regions covered by the defining portion; the second regions include recessed regions, the functional layer includes a portion located in the recessed region and a portion located in a light-exiting region, an area of the recessed region is not greater than that of the light-exiting region, heights of a surface closest to the base substrate of the functional layer located in the recessed region relative to the base substrate and located in the light-exiting region adjacent to the recessed region relative to the base substrate are a first height and a second height, and the first height is not greater than the second height.

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