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21. 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.

22. 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).

23. 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

24. 发明公开

EP4387418A1 DISPLAY MODULE AND PREPARATION METHOD THEREFOR, AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4387418A1
公开(公告)日：2024-06-19
申请号：EP21960996.3
申请日：2021-10-21
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： H10K59/00 , H10K50/80 , G02B5/00
CPC分类号： G02B5/00 , H10K50/858 , H10K59/38 , H10K59/879
摘要： A display module and a preparation method therefor, and a display device. The display module comprises a display panel (1), a color film layer (4) and a microlens layer (6), wherein the color film layer (4) is arranged on a light-emitting side of the display panel (1), and the color film layer (4) comprises a plurality of light filter portions (4a); the microlens layer (6) is arranged on the side of the color film layer (4) away from the display panel (1), the microlens 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 in an orthographic projection of one light filter portion (4a) on the display panel (1); the second converging lens (62) is arranged in the gap (65) between the two adjacent first converging lenses (61); and the second converging lens (62) is connected to the first converging lens (61). By means of the microlens layer (6), the brightness of the display module is improved and the cross color thereof is reduced.

25. 发明公开

EP4339698A1 DISPLAY PANEL, FABRICATION METHOD THEREFOR, AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4339698A1
公开(公告)日：2024-03-20
申请号：EP21962933.4
申请日：2021-11-05
申请人： BOE Technology Group Co., Ltd. , Yunnan Invensight Optoelectronics Technology Co., Ltd.
发明人： YANG, Zongshun , ZHANG, Dacheng , HUANG, Kuanta , CHEN, Xiaochuan
IPC分类号： G02F1/1335 , G02F1/1339
摘要： A display panel (10) and a display device. A plurality of sub-pixels (01, 02, 03) of the display panel (10) are disposed on a main surface (1a) of a substrate (1), a color film of the plurality of sub-pixels (01, 02, 03) comprises a first color film (21) and a second color film (22) that are adjacent to one another, the first color film (21) and the second color film (22) having different light transmission colors, and the light transmittance of the second color film (22) being less than the light transmittance of the first color film (21); a first light-transmitting portion (210) of the first color film (21) allows light to pass through so as to be emitted from the display panel (10), and a first peripheral portion of the first color film (21) surrounds the first light-transmitting portion (210) and comprises a first part (211) that is located on the side of the first light-transmitting portion (210) close to the second color film (22); a second light-transmitting portion (220) of the second color film (22) allows light to pass through so as to be emitted from the display panel (10), and a second peripheral portion of the second color film (22) surrounds the second light-transmitting portion (220) and comprises a first part (221) that is located on the side of the second light-transmitting portion (220) close to the first color film (21); and the first part (221) of the second peripheral portion comprises a first sub-layer (221a) and a second sub-layer (221b) that overlap in the longitudinal direction and are spaced apart from one another, and in the longitudinal direction, the first part (211) of the first peripheral portion is located between the first sub-layer (221a) and the second sub-layer (221b).

26. 发明公开

EP4068255A1 DISPLAY SUBSTRATE AND DISPLAY APPARATUS 审中-公开
公开(公告)号：EP4068255A1
公开(公告)日：2022-10-05
申请号：EP19945449.7
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 , ZHANG, Dacheng , LIU, Lang
IPC分类号： G09G3/20
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, and the column direction is a first direction and the row direction is a second direction. At least one sub-pixel includes a first transistor, a second transistor, a third transistor, and a storage capacitor. An active layer of the third transistor includes a body region and a first via hole region which are successively arranged in the first direction and are electrically connected with each other; a first electrode of the third transistor is electrically connected to the first via hole region through a first via hole, and the first via hole region is shifted in the second direction with respect to the body region, so that the active layer incudes a first active layer side connecting the body region and the first via hole region; an extension direction of the first active layer side intersects with both the first direction and the second direction. The display substrate can effectively improve the display effect.

27. 发明公开

EP4012776A1 DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFORE, DISPLAY PANEL, AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4012776A1
公开(公告)日：2022-06-15
申请号：EP20904258.9
申请日：2020-05-19
申请人： BOE Technology Group Co., Ltd. , Hefei Boe Joint Technology Co., Ltd.
发明人： YUAN, Zhidong , ZHANG, Dacheng , LI, Yongqian , LIU, Lang , WU, Zhongyuan , YUAN, Can , LI, Meng
IPC分类号： H01L27/32 , H01L51/50
摘要： A display substrate includes: a base substrate including a display area and a peripheral area located on at least a first side of the display area; a plurality of pixel units arranged in an array in the display area of the base substrate, wherein each of the pixel units includes a pixel drive circuit and a light emitting device electrically connected to the pixel drive circuit, the light emitting device includes a first electrode, a second electrode, and a light emitting layer between the first electrode and the second electrode; a first power trace located in the peripheral area and electrically connected to the first electrode; a second power trace located in the peripheral area and electrically connected to the second electrode; a planarization layer with at least a portion thereof being located in the peripheral area. An orthographic projection of the planarization layer on the base substrate at least partially overlaps an orthographic projection of each of the first power trace and the second power trace on the base substrate, the first power trace and the second power trace are located in different layers, and a portion of the planarization layer is located between the first power trace and the second power trace.

28. 发明公开

EP4012774A1 DISPLAY PANEL AND ELECTRONIC APPARATUS 审中-实审
公开(公告)号：EP4012774A1
公开(公告)日：2022-06-15
申请号：EP20904236.5
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 , WU, Zhongyuan , LI, Yongqian , ZHANG, Dacheng , WANG, Jingquan , WANG, Yu , XU, Chen
IPC分类号： H01L27/32
摘要： A display panel and an electronic device, wherein the display panel including: a base substrate; and a pixel arranged on the base substrate, wherein the pixel includes a first sub-pixel and a second sub-pixel, the first sub-pixel includes a first sub-pixel drive circuit and a first light emitting element driven by the first sub-pixel drive circuit, the second sub-pixel includes a second sub-pixel drive circuit and a second light emitting element driven by the second sub-pixel drive circuit, the first sub-pixel drive circuit and the second sub-pixel drive circuit are arranged sequentially in a first direction parallel to the base substrate and extend in a second direction parallel to the base substrate and crossing the first direction, wherein the first light emitting element includes a first anode electrically connected to the first sub-pixel drive circuit, the second light emitting element includes a second anode electrically connected to the second sub-pixel drive circuit, an orthographic projection of each of the first anode and the second anode on the base substrate partially covers an orthographic projection of the first sub-pixel drive circuit on the base substrate and an orthographic projection of the second sub-pixel drive circuit on the base substrate, and the orthographic projection of the first anode on the base substrate does not overlap the orthographic projection of the second anode on the base substrate.

29. 发明公开

EP3993055A1 DISPLAY SUBSTRATE, PREPARATION METHOD THEREFOR, AND DISPLAY APPARATUS 有权
公开(公告)号：EP3993055A1
公开(公告)日：2022-05-04
申请号：EP20900761.6
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 , XU, Chen , ZHANG, Dacheng , WANG, Jingquan , YUAN, Zhidong , XU, Haixia
IPC分类号： H01L27/32
摘要： Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a plurality of display units; the display unit includes a driving structure layer, a light emitting structure layer and a color filter layer which are located in the display area and sequentially arranged on the substrate; the light emitting structure layer comprises a plurality of light emitting structures each including a pixel define layer and an organic light emitting layer; the organic light emitting layer is located in an opening area of the pixel define layer and on the pixel define layer; the color filter layer includes a plurality of light filters; the display substrate includes a spacing area located in the display area, the spacing area being located between opening areas of pixel define layers of adjacent light emitting structures, and there is an overlapping area between an orthographic projection of the spacing area on the substrate and an orthographic projection of the pixel define layer on the substrate; there is an overlapping area between orthographic projections of adjacent light filters on the substrate; and there is an overlapping area between an orthographic projection of an overlapping area of adjacent light filters on the substrate and the orthographic projection of the spacing area on the substrate.

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