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公开(公告)号：US20240215345A1
公开(公告)日：2024-06-27
申请号：US17910358
申请日：2021-11-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jia ZHAO , Pinfan WANG
IPC: H10K59/131 , G09G3/3266 , H10K59/121
CPC classification number: H10K59/131 , G09G3/3266 , H10K59/1213
Abstract: A display substrate and a display apparatus. The display substrate includes a base substrate and a circuit structure layer disposed on the base substrate, the circuit structure layer includes a flat region and a bendable region provided on at least one side of the flat region, the bendable region includes at least one stretch region, the stretch region includes a first pixel circuit region and a first power supply trace region, the first power supply trace region is located at one side of the first pixel circuit region away from the flat region, a first stretch hole is provided in the first power supply trace region, and a second stretch hole is provided in the first pixel circuit region.
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公开(公告)号：US20220123064A1
公开(公告)日：2022-04-21
申请号：US17316734
申请日：2021-05-11
Applicant: BOE Technology Group Co., Ltd.
Inventor： Fangxu CAO , Jia ZHAO , Pinfan WANG
Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes a display region and a bezel region. The display region includes a plurality of sub-pixels, and the display region includes a main display region and a plurality of corner display regions. The corner display region includes a first display region and a second display region, a distance between a center point of the first display region and a center point of the main display region is smaller than a distance between a center point of the second display region and the center point of the main display region; and a structure of sub-pixels of the first display region is different from a structure of sub-pixels of the second display region.
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公开(公告)号：US20240215333A1
公开(公告)日：2024-06-27
申请号：US17912862
申请日：2021-11-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pinfan WANG , Zunqing SONG , Fangxu CAO , Jia ZHAO
IPC: H10K59/124 , H10K59/12 , H10K59/80 , H10K77/10
CPC classification number: H10K59/124 , H10K59/1201 , H10K59/8731 , H10K77/111
Abstract: The present disclosure provides a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a pixel region and a stretch hole region which includes a hole region and a partition region; the display substrate includes a base substrate, a structure layer, and an encapsulation structure layer and the partition region includes at least one partition structure surrounding the hole region; the hole region includes a base substrate hole disposed on the base substrate and a structure hole penetrating through the structure layer, the base substrate hole is communicated with the structure hole, at least a portion of an inner wall of the structure hole is covered by at least one encapsulation material layer in the encapsulation structure layer, and an inner wall of the base substrate hole includes a base substrate material segment that is not covered by the encapsulation material layer.
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公开(公告)号：US20230026482A1
公开(公告)日：2023-01-26
申请号：US17785113
申请日：2021-06-09
Inventor： Yaming WANG , Liqiang CHEN , Jiafan SHI , Pinfan WANG , Jia ZHAO , Mengyuan PANG
Abstract: A flexible display screen includes a main display portion, a first bending portion, a second bending portion and a corner bending portion. The main display portion includes a first side, an arc-shaped side and a second side that are connected in sequence. The first bending portion is located on a side of the main display portion where the first side is located, and is connected to the first side. The second bending portion is located on a side of the main display portion where the second side is located, and is connected to the second side. The corner bending portion is located on a side of the main display portion where the arc-shaped side is located, and is connected to the arc-shaped side. A plurality of openings are disposed in the corner bending portion, and face a bending direction of the corner bending portion.
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公开(公告)号：US20220393122A1
公开(公告)日：2022-12-08
申请号：US17798896
申请日：2021-11-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Mingli LIU , Jia ZHAO , Fangxu CAO , Na BI
Abstract: The present disclosure provides a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a pixel area and a hole area, the pixel area includes a display structure layer arranged on a base substrate, and the hole area includes a hole structure layer arranged on the base substrate; the hole area includes at least one stretch hole penetrating through the base substrate and the hole structure layer; an inner wall of the stretch hole includes an inorganic material inner wall section and an organic material inner wall section, the inorganic material inner wall section and the organic material inner wall section are arranged along a direction from the base substrate to the hole structure layer, and the organic material inner wall section is located on a side of the stretch hole away from the hole structure layer.
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Patent Agency Ranking
公开(公告)号：US20220384545A1
公开(公告)日：2022-12-01
申请号：US17765557
申请日：2021-05-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Kuo SHEN , Jia ZHAO , Shanshan BAI , Pinfan WANG
Abstract: Embodiments of the present disclosure provide a display substrate, a display device and a mask, belonging to the field of display technology. The display substrate in the embodiments of the present disclosure has a stretchable area including an opening region, a bridge region and an island region. The display substrate includes: a base substrate; a plurality of light-emitting units, each light-emitting unit including a light-emitting device of at least one color; each island region is provided with at least one light-emitting unit. When the stretchable area is not stretched, light-emitting centers of the plurality of light-emitting units are arranged in a non-uniform mode, and after the stretchable area is stretched, the light-emitting centers of the light-emitting units are arranged in a uniform mode.
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公开(公告)号：US20240251608A1
公开(公告)日：2024-07-25
申请号：US18289575
申请日：2023-01-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xuliang ZHAO , Hao ZHANG , Jia ZHAO , Xiyu ZHAO , Pinfan WANG
IPC: H10K59/124 , H10K59/80 , H10K102/00
CPC classification number: H10K59/124 , H10K59/873 , H10K2102/311
Abstract: Provided is a flexible display substrate, including: a peripheral region and a display region. The peripheral region surrounds the display region. The peripheral region has a plurality of corner regions, and at least one of the corner regions includes two first regions and a second region disposed between the two first regions. The first region has a hollow structure, and the second region has at least one notch disposed in an edge of the flexible display substrate.
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公开(公告)号：US20240215392A1
公开(公告)日：2024-06-27
申请号：US17801803
申请日：2021-11-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ziyu ZHANG , Jia ZHAO , Pinfan WANG , Haoran WANG
IPC: H10K59/80 , H10K71/00 , H10K102/00
CPC classification number: H10K59/873 , H10K71/851 , H10K2102/311
Abstract: An OLED display device and a preparation method thereof are provided. The OLED display device includes a flat region and a bent region around the flat region; the bent region is bent toward a backlight side of the flat region, and the bent region includes at least one stretching region; the stretching region comprises a display region and a first etching region, the first etching region is located at an edge of the display region away from the flat region and is connected with at least part the edge of the display region at the side away from the flat region; the display region includes at least one opening, and a boundary of the first etching region and the display region bypasses the opening; the display region includes a first display film layer, and the first etching region is a region where the first display film layer is etched away.
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9.发明公开公开(公告)号：US20240188351A1
公开(公告)日：2024-06-06
申请号：US17755131
申请日：2021-04-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Bingwei WANG , Jia ZHAO , Jing WANG , Pinfan WANG
IPC: H10K59/131 , H10K59/12
CPC classification number: H10K59/131 , H10K59/1201 , H10K2102/311
Abstract: Embodiments of the present disclosure provide a stretchable display substrate, a preparation method of the stretchable display substrate, and a display apparatus. The stretchable display substrate includes: a plurality of hole regions; a base; pixel units, disposed on the base; signal lines, disposed on the base, and electrically connected with the pixel units; and a plurality of inorganic insulating layers, stacked on the base. At least one layer of the plurality of inorganic insulating layers has first hollowed-out portions close to the hole regions, and orthographic projections of the first hollowed-out portions on the base do not overlap orthographic projections of the signal lines and the pixel units on the base.
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公开(公告)号：US20240107824A1
公开(公告)日：2024-03-28
申请号：US17769030
申请日：2021-05-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jia ZHAO , Pinfan WANG , Fangxu CAO , Zunqing SONG
IPC: H10K59/124 , H10K59/12
CPC classification number: H10K59/124 , H10K59/1201 , H10K2102/311
Abstract: A display substrate has a central region and an edge region, and includes a plurality of structural units arranged in an array in the central region and the edge region; each structural unit is provided with a plurality of through holes, and divided by the plurality of through holes into a pixel island for displaying and a bridge portion for transmitting signals; the plurality of through holes are arranged around the pixel island; a part of the bridge portion is positioned between the pixel island and the through holes, and another part of the bridge portion is positioned between adjacent through holes; and a pixel pitch between adjacent pixel islands in the structural units in the edge region is equal to a pixel pitch between adjacent pixel islands in the structural units in the central region.
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