专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

11. 发明公开

EP4068379A1 ARRAY SUBSTRATE AND METHOD FOR MANUFACTURING SAME, AND DISPLAY PANEL 审中-公开
公开(公告)号：EP4068379A1
公开(公告)日：2022-10-05
申请号：EP19945472.9
申请日：2019-11-29
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Joint Technology Co., Ltd.
发明人： WU, Zhongyuan , LI, Yongqian , YUAN, Can , LI, Meng , YUAN, Zhidong , FENG, Xuehuan , LIU, Lang , ZHANG, Dacheng
IPC分类号： H01L27/32 , H01L51/56
摘要： The present disclosure relates to the field of display technologies, and provides an array substrate, a manufacturing method thereof, and a display panel. In the array substrate, a substrate is provided with a first transistor and a second transistor, a first electrode of the first transistor is electrically connected to a gate of the second transistor; a conductive layer is disposed on the substrate, and includes a first conductor portion, a first semiconductor portion, a second conductor portion that are sequentially connected along a first direction; a first gate insulating layer is disposed on a side of the conductive layer away from the substrate; a first gate layer is disposed on a side of the first gate insulating layer away from the substrate to form the gate of the second transistor; a dielectric layer is disposed on the substrate to cover a part of the first conductor portion, a part of the second conductor portion and a part of the first gate layer, and an orthographic projection of a first via hole disposed on the dielectric layer on the substrate overlaps with orthographic projections of at least a part of the first conductor portion, at least a part of the second conductor portion and the first gate layer on the substrate; and a first source/drain layer is disposed on a side of the dielectric layer away from the substrate to cover the first via hole.

12. 发明公开

EP4068375A1 DISPLAY SUBSTRATE AND DISPLAY APPARATUS 审中-公开
公开(公告)号：EP4068375A1
公开(公告)日：2022-10-05
申请号：EP19945443.0
申请日：2019-11-29
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Display Technology Co., Ltd.
发明人： WU, Zhongyuan , LI, Yongqian , YUAN, Can , YUAN, Zhidong , ZHANG, Dacheng , LIU, Lang
IPC分类号： H01L27/32 , G09G3/32
摘要： A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, and at least one sub-pixel includes a storage capacitor. The storage capacitor includes a first capacitor electrode, a second capacitor electrode and a third capacitor electrode, and the second capacitor, the first second capacitor and the third second capacitor are sequentially on the base substrate. The first capacitor electrode has a first capacitor electrode side and a second capacitor electrode side opposite to each other in the second direction, and the second capacitor electrode has a third capacitor electrode side and a fourth capacitor electrode side opposite to each other in the second direction; orthographic projections of the first capacitor electrode side and the second capacitor electrode side on the base substrate are between an orthographic projection of the third capacitor electrode side and an orthographic projection of the fourth capacitor electrode side on the base substrate. The base substrate can effectively improve the display effect.

13. 发明公开

EP4024466A1 ELECTRONIC DEVICE SUBSTRATE AND METHOD FOR MANUFACTURE AND ELECTRONIC DEVICE THEREOF 审中-实审
公开(公告)号：EP4024466A1
公开(公告)日：2022-07-06
申请号：EP19933232.1
申请日：2019-08-27
申请人： BOE Technology Group Co., Ltd.
发明人： ZHANG, Kui , LU, Pengcheng , LIU, Li , LI, Yunlong , ZHANG, Dacheng
IPC分类号： H01L27/32 , H01L21/77
摘要： An electronic device substrate (100), a manufacturing method thereof, and an electronic device (10) are provided. The electronic device substrate (100) includes a base substrate (1340), a first insulating layer (131), and a plurality of light-emitting sub-units (110), a first conductive member (121) and a second conductive member (122), which are on a side of the first insulating layer (131) away from the base substrate (1340). The plurality of light-emitting sub-units (110) and the first conductive member (121) are respectively in an array region (101) and a periphery region (102) of the electronic device substrate (100), and the second conductive member (122) is between the first conductive member (121) and the array region; an orthogonal projection of the first conductive member (121) on the base substrate (1340) and an orthogonal projection of the second conductive member (122) on the base substrate (1340) are spaced apart; each of the plurality of light-emitting sub-units (110) includes a first driving electrode (111) and a second driving electrode (112) which are configured to apply a light-emitting driving voltage, second driving electrodes (112) of the plurality of light-emitting sub-units (110) are integrated to form a first common electrode layer (114); the periphery region (102) further includes a second common electrode layer (115) electrically connected to the first conductive member (121) and the first common electrode layer (114), and both the second conductive member (122) and the first driving electrode (111) are in direct contact with the first insulating layer (131). By providing the second conductive member (122), the performance of the electronic device substrate (100) and the electronic device (10) can be improved.

14. 发明公开

EP4024124A1 DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE 审中-公开
公开(公告)号：EP4024124A1
公开(公告)日：2022-07-06
申请号：EP19933234.7
申请日：2019-08-27
申请人： BOE Technology Group Co., Ltd.
发明人： LI, Yunlong , LU, Pengcheng , ZHANG, Kui , LIU, Li , YANG, Shengji , HUANG, Kuanta , CHEN, Xiaochuan , ZHANG, Dacheng
IPC分类号： G02F1/1333 , H01L51/52 , H01L27/32
摘要： A display substrate and a manufacturing method thereof, and a display device. The display substrate includes: a base substrate (500) including a display region (A) and a peripheral region (B) surrounding the display region (A); a first light emitting element in the display region of the base substrate (500); and a color film structure on a display side of the first light emitting element. The color film structure includes: a first color film (200), including only a first pixel color film (210) located in the display region (A); and a second color film (300), including a second pixel color film (310) located in the display region (A) and at least partially non-overlapping with the first pixel color film (210), and a first frame color film (320) located in the peripheral region (B) and surrounding the display region (A). This display substrate can solve the problems of light reflection of a lower reflective structure and uneven coating of a last color film of the color film structure.

15. 发明公开

EP3996074A1 DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP3996074A1
公开(公告)日：2022-05-11
申请号：EP20900682.4
申请日：2020-05-15
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Joint Technology Co., Ltd.
发明人： LI, Meng , LI, Yongqian , WANG, Jingquan , XU, Chen , ZHANG, Dacheng , YUAN, Zhidong , YUAN, Can , FENG, Xuehuan
IPC分类号： G09F9/30
摘要： A display region includes a plurality of pixel driving circuitry setting regions arranged sequentially in a first direction, and each pixel driving circuitry setting region extends in a second direction intersecting the first direction. Each display unit includes a plurality of subpixels in one-to-one correspondence with the pixel driving circuitry setting regions, each subpixel includes a subpixel driving circuitry and a light-emitting element coupled to each other, the subpixel driving circuitry is located in a corresponding pixel driving circuitry setting region, the light-emitting element is located at a side of the subpixel driving circuitry away from the substrate, a width of the light-emitting element is greater than a width of the corresponding pixel driving circuitry setting region in the first direction, and a length of the light-emitting element is smaller than a length of the corresponding pixel driving circuitry setting region in the second direction.

16. 发明公开

EP4447636A1 DISPLAY PANEL AND DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4447636A1
公开(公告)日：2024-10-16
申请号：EP23818915.3
申请日：2023-05-18
申请人： Boe Technology Group Co., Ltd.
发明人： HAN, Ying , XU, Pan , ZHANG, Xing , LUO, Chengyuan , ZHAO, Donghui , ZHANG, Dacheng
IPC分类号： H10K50/824 , H10K59/12
摘要： A display panel, comprising a substrate, an auxiliary electrode, a connection portion, a light-emitting layer and a cathode layer. The auxiliary electrode is located on the substrate. The connection portion is located on the side of the auxiliary electrode away from the substrate, the connection portion comprising a first connection pattern, a second connection pattern and a third connection pattern which are successively stacked in the direction away from the substrate, the first connection pattern being electrically connected to the auxiliary electrode, and an edge of the second connection pattern retracting relative to an edge of the third connection pattern. The light-emitting layer comprises a first light-emitting pattern and a second light-emitting pattern, the first light-emitting pattern being located around the second light-emitting pattern and being separated from the second light-emitting pattern, and the second light-emitting pattern being located on the side of the third connection pattern away from the substrate. The cathode layer is located on the side of the light-emitting layer away from the substrate, the cathode layer passing through a gap between the first light-emitting pattern and the second light-emitting pattern and being in electrical contact with at least one of the first connection pattern, the second connection pattern, and the third connection pattern.

17. 发明公开

EP4345865A1 DISPLAY MODULE AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4345865A1
公开(公告)日：2024-04-03
申请号：EP22882486.8
申请日：2022-09-07
申请人： BOE Technology Group Co., Ltd. , Yunnan Invensight Optoelectronics Technology Co., Ltd.
发明人： ZHU, Zhijian , LU, Pengcheng , YANG, Shengji , HUANG, Kuanta , CHEN, Xiaochuan , WU, Qian , FAN, Longfei , ZHANG, Dacheng
IPC分类号： H01L20060101
摘要： A display module and a display device. The display module comprises a display panel (1), a color film layer (4), and a micro-lens layer (6), wherein the color film layer (4) and the micro-lens layer (6) are arranged on a light-emitting side of the display panel (1); the color film layer (4) comprises a plurality of filter portions (4a); the micro-lens layer (6) comprises a plurality of first converging lenses (61) and a plurality of second converging lenses (62); a gap (65) is provided between two adjacent first converging lenses (61); an orthographic projection of one first converging lens (61) on the display panel (1) is located within an orthographic projection of one filter portion (4a) on the display panel (1); the second converging lens (62) is arranged in the gap (65) between two adjacent first converging lenses (61); and the vertex of the second converging lens (62) is located between the vertex and the bottom surface of the first converging lens (61). By means of the micro-lens layer (6), the brightness can be improved, and the crosstalk can be reduced.

18. 发明公开

EP4300473A1 DISPLAY SUBSTRATE AND DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4300473A1
公开(公告)日：2024-01-03
申请号：EP21950473.5
申请日：2021-07-21
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Joint Technology Co., Ltd.
发明人： YUAN, Zhidong , LI, Yongqian , ZHANG, Dacheng , XU, Jingbo , YUAN, Can
IPC分类号： G09G3/3225 , H10K59/00
摘要： A display substrate (910), comprising a base substrate (60) and a plurality of pixel unit groups (P). The plurality of pixel unit groups (P) are located in an active area (AA) of the base substrate (60). At least one pixel unit group (P) comprises a plurality of sub-pixel groups, wherein at least one sub-pixel group comprises a pixel circuit. The pixel circuit comprises a first sub-pixel circuit (71), a second sub-pixel circuit (72) and a light emission control sub-circuit (73), wherein the first sub-pixel circuit (71) and the second sub-pixel circuit (72) are both electrically connected to the light emission control sub-circuit (73); the light emission control sub-circuit (73) is configured to control a first light-emitting element (EL) electrically connected to the first sub-pixel circuit (71) to emit light, and to control a second light-emitting element (EL') electrically connected to the second sub-pixel circuit (72) to emit light; and the first sub-pixel circuit (71) and the second sub-pixel circuit (72) are approximately symmetrical with respect to a centerline (OY) of the sub-pixel groups in a first direction (Y).

19. 发明公开

EP3619574A1 LIQUID CRYSTAL LENS AND MANUFACTURING METHOD THEREOF AND NAKED EYE THREE-DIMENSIONAL DISPLAY PANEL 审中-公开
公开(公告)号：EP3619574A1
公开(公告)日：2020-03-11
申请号：EP17866357.1
申请日：2017-07-17
申请人： BOE Technology Group Co., Ltd.
发明人： LI, Zhongxiao , CHEN, Xiaochuan , ZHAO, Wenqing , WANG, Qian , YANG, Ming , NIU, Xiaochen , WANG, Haiyan , ZHANG, Dacheng
IPC分类号： G02F1/29 , G02B27/22

20. 发明公开

EP4207325A1 DISPLAY DEVICE AND MANUFACTURING METHOD THEREFOR 审中-实审
公开(公告)号：EP4207325A1
公开(公告)日：2023-07-05
申请号：EP21942722.6
申请日：2021-11-15
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Joint Technology Co., Ltd.
发明人： HU, Yue , HANAWA, Koji , ZHANG, Dacheng , ZHANG, Meixiu
IPC分类号： H01L51/50 , H01L51/52 , H01L51/56
摘要： The present disclosure provides a display device and a method for manufacturing the same, the display device includes an anode layer, a hole injection layer, a hole transport layer, a light-emitting material layer, an electron transport layer, an electron injection layer and a cathode layer arranged in sequence; the electron injection layer comprises at least one electron injection layer, at least one high impedance layer is further arranged between at least one of the electron injection layers and the cathode layer, and the resistivity of the electron injection layer and the resistivity of the cathode layer are both smaller than the resistivity of the high impedance layer. The display device and the method for manufacturing the same provided by the present disclosure can solve the problem of short circuit between cathode and anode of the display device caused by particles, significantly reduce the number of dark spots on the panel of the display device, and improve the panel yield of the display device.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式