Patents by Inventor Na Bi
Na Bi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12302737Abstract: Provided is a mask assembly, including: an annular mask frame; a supporting structure, located on a side of the mask frame, fixedly connected to the mask frame, and having an opening; and a mask structure, located on a side of the mask frame and fixedly connected to the mask frame, and including a strip-shaped mask body and a sheet-shaped mask piece corresponding to the opening, wherein the mask piece is fixedly connected to a side edge of the mask body and has a plurality of first through holes, wherein an orthographic projection of the mask body on a bearing surface of the mask frame does not overlap with an orthographic projection of the opening on the bearing surface, and an orthographic projection of the mask piece on the bearing surface overlaps with the orthographic projection of the opening on the bearing surface.Type: GrantFiled: October 20, 2020Date of Patent: May 13, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Kui Wang, Na Bi, Longhui Xue
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Publication number: 20250133931Abstract: The present disclosure provides a display substrate, a method for manufacturing the display substrate and a display apparatus, wherein the display substrate includes: a base substrate; an anode layer arranged on the base substrate and comprising a plurality of anodes arranged at intervals; a pixel defining layer disposed on the base substrate, the pixel defining layer defining a plurality of pixel areas and covering an edge area of each of the anodes; a light-emitting functional layer arranged on a side of the anode layer away from the base substrate, the light-emitting functional layer at least covering the pixel areas; and a cathode layer and a metal patterning layer arranged on a side of the light-emitting functional layer away from the base substrate.Type: ApplicationFiled: January 3, 2023Publication date: April 24, 2025Inventors: Yansong LI, Haidong WU, Jingbo XU, Xiaobo DU, Pengfei ZUO, Na BI, Xiangmin WEN
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Publication number: 20250081727Abstract: A display substrate, including repetitive units; where each repetitive unit includes first, second and third light-emitting element and photoelectric conversion elements; the first and third light-emitting elements are of a same number; the second light-emitting elements and the photoelectric conversion elements are of a same number; second light-emitting elements are twice as many as the first light-emitting element; the first, second and third light-emitting elements are sequentially arranged along first direction; the second light-emitting elements and the photoelectric conversion elements are sequentially arranged along second direction, respectively; an angle between the first and second direction is >0° and ?90°; the photoelectric conversion elements and the second light-emitting elements are adjacently arranged and distributed in one-to-one correspondence; any set of corresponding second light-emitting element and photoelectric conversion element are arranged along the first direction; the first orType: ApplicationFiled: March 28, 2022Publication date: March 6, 2025Inventors: Kuo SHEN, Qixiao WU, Wenxiu ZHU, Shanshan BAI, Na BI
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Publication number: 20250040342Abstract: The present disclosure provides a display panel, and belongs to the technical field of display. The display panel in the present application includes a base substrate and a plurality of pixel units on the base substrate. Each of the pixel units includes a plurality of light-emitting units emitting light in different colors. Each of the the plurality of light-emitting unit includes a first electrode, an organic functional layer and a second electrode stacked sequentially along a direction away from the base substrate. Among the plurality of light-emitting units emitting light in different colors in each pixel unit, the second electrode of the light-emitting unit emitting light with a shortest wavelength has a smallest thickness along a direction perpendicular to the base substrate.Type: ApplicationFiled: November 29, 2022Publication date: January 30, 2025Inventors: Xiangmin WEN, Na BI, Yansong LI, Haidong WU, Yan FAN, Hao GAO, Cheng HAN
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Publication number: 20240405060Abstract: A display substrate, a mask assembly and a display panel are provided. The display substrate includes: pixel units arranged in an array and including first pixel units and second pixel units, where, in a row direction, the first pixel units and the second pixel units are alternately arranged; in a column direction, the first pixel units and the second pixel units are alternately arranged; the first pixel unit includes a first sub-pixel, two second sub-pixels, and a third sub-pixel in a virtual quadrilateral; the second pixel unit includes a first sub-pixel, two second sub-pixels, and a third sub-pixel in a virtual hexagon; where adjacent first pixel unit and second pixel unit in the column direction share a first sub-pixel or a third sub-pixel, and adjacent first pixel unit and second pixel unit in the row direction share a second sub-pixel.Type: ApplicationFiled: June 9, 2023Publication date: December 5, 2024Inventors: Xinxing GUAN, Na BI, Jianing LIU, Cheng HAN, Shun WANG, Shuang ZHENG, Qihao ZENG, Hao LIU
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Publication number: 20240298502Abstract: A display panel comprises a substrate, and multiple island regions spaced from each other, hole regions provided between adjacent island regions, and bridge regions connecting adjacent island regions, which are provided on the substrate; each island region comprises a structural film layer provided on the substrate and a cathode provided on the side of the structural film layer away from the substrate; the structural film layer comprises at least one effective light emitting region and at least one lap joint region; the cathode comprises at least one cathode portion and at least one lap joint portion; the orthographic projection of the at least one cathode portion on the substrate overlaps with the at least one effective light emitting region; the orthographic projection of the at least one lap joint portion on the substrate overlaps with the orthographic projection of the at least one lap joint region on the substrate.Type: ApplicationFiled: January 29, 2023Publication date: September 5, 2024Inventors: Na BI, Lian XIANG
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Publication number: 20230354641Abstract: A display panel is provided, has a first region and a second region and includes a base substrate; a light-emitting layer arranged on a side of the base substrate, the light-emitting layer includes a plurality of light-emitting patterns, and orthographic projections of the plurality of light-emitting patterns on the base substrate do not overlap with each other; a plurality of transparent suppression patterns arranged on the side of the base substrate and located between at least a part of adjacent light-emitting patterns, the plurality of transparent suppression patterns are located in the first region and spaced apart; a first electrode arranged on a side of the light-emitting layer away from the base substrate, a plurality of through holes are defined on the first electrode, orthographic projections of the through holes on the base substrate overlap with that of the transparent suppression patterns on the base substrate.Type: ApplicationFiled: October 19, 2021Publication date: November 2, 2023Applicant: BOE Technology Group Co., Ltd.Inventors: Yansong LI, Yue LIU, Na BI, Shanshan BAI
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Publication number: 20230255055Abstract: A mask, a manufacturing method thereof and a mask assembly are provided. The mask includes a display region and welding regions located on opposite sides of the display region in a first direction, wherein the welding region at least includes a thickened portion, and a set welding region is disposed on the thickened portion; a thickness of the set welding region is greater than that of the display region; and in a horizontal direction of the display region, the thickened portion protrudes from a surface of at least one side of the display region.Type: ApplicationFiled: January 28, 2021Publication date: August 10, 2023Inventor: Na BI
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Publication number: 20230085315Abstract: Disclosed are a mask and a manufacturing method for the mask, aiming to solve the problem in the prior art of the easy occurrence of color mixing due to the inaccurate position of evaporation when a pattern of a light-emitting substrate is formed by means of a mask. The mask for covering a mother board, which is formed by a multi-division exposure procedure and thus has a substrate invalid region that cannot be exposed due to the multi-division exposure procedure, comprises: a metal frame; a support mask located on one side of the metal frame; at least one fine metal mask strip, which is located on the side of the support mask that faces away from the metal frame, and is provided with multiple openings for the evaporation of a light-emitting film for sub-pixels in the mother board; and a support plate located between the metal frame and the fine metal mask for covering the substrate invalid region, with the thickness of the support plate being greater than that of the support mask.Type: ApplicationFiled: October 22, 2021Publication date: March 16, 2023Inventors: Na BI, Shanshan BAI, Yue LIU
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Publication number: 20220393122Abstract: 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.Type: ApplicationFiled: November 19, 2021Publication date: December 8, 2022Inventors: Mingli LIU, Jia ZHAO, Fangxu CAO, Na BI
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Publication number: 20220359852Abstract: Provided is a mask assembly, including: an annular mask frame; a supporting structure, located on a side of the mask frame, fixedly connected to the mask frame, and having an opening; and a mask structure, located on a side of the mask frame and fixedly connected to the mask frame, and including a strip-shaped mask body and a sheet-shaped mask piece corresponding to the opening, wherein the mask piece is fixedly connected to a side edge of the mask body and has a plurality of first through holes, wherein an orthographic projection of the mask body on a bearing surface of the mask frame does not overlap with an orthographic projection of the opening on the bearing surface, and an orthographic projection of the mask piece on the bearing surface overlaps with the orthographic projection of the opening on the bearing surface.Type: ApplicationFiled: October 20, 2020Publication date: November 10, 2022Inventors: Kui Wang, Na Bi, Longhui Xue