Patents by Inventor Shanshan BAI

Shanshan BAI 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).

  • Patent number: 11469285
    Abstract: A display substrate includes a substrate, including a plurality of island portions spaced apart from each other and a plurality of bridge portions connected between the island portions, the substrate having a plurality of openings in regions without the plurality of island portions and the plurality of bridge portions; a layer structure on each of the plurality of island portions and including a light-emitting layer, a common auxiliary layer and a first electrode layer stacked with each other, the layer structure on each of the plurality of island portions forms at least one light-emitting unit. On each of the plurality of island portions, an orthographic projection of the common auxiliary layer on the island portion covers an orthographic projection of the light-emitting layer on the island portion.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: October 11, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Haohan Zhang, Yansong Li, Pinfan Wang, Shanshan Bai
  • Publication number: 20220310711
    Abstract: The disclosure provides a pixel array and a display device. The pixel array includes a plurality of sub-pixels, each of which has a virtual pixel center, the plurality of sub-pixels include first sub-pixels, second sub-pixels, and third sub-pixels; virtual centers of two first sub-pixels and two third sub-pixels are sequentially connected to form a second virtual quadrangle; a first virtual polygon includes four second virtual quadrangles in an array and sharing adjacent sides; and the first sub-pixels and the third sub-pixels are at vertex angles or sides of the first virtual polygon and are alternately on the vertex angles or the sides of the first virtual polygon along a clockwise direction; the first virtual polygon has a first virtual point therein, lines connecting the first virtual point and virtual centers of the four third sub-pixels on the first virtual polygon divide the first virtual polygon into four virtual isosceles trapezoids.
    Type: Application
    Filed: January 5, 2021
    Publication date: September 29, 2022
    Inventors: Yue LIU, Shanshan BAI, Weiwei WANG, Xinxing GUAN, Benlian WANG
  • Publication number: 20220254842
    Abstract: The present disclosure provides a display panel and a light-emitting region of a display device. A display panel, comprising: a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels; wherein the first sub-pixel comprises a first light-emitting device which comprises a first effective light-emitting region; the second sub-pixel comprises a second light-emitting device which comprises a second effective light-emitting region; and the third sub-pixel comprises a third light-emitting device which comprises a third effective light-emitting region.
    Type: Application
    Filed: September 28, 2021
    Publication date: August 11, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shanshan BAI, Yue LIU, Yansong LI
  • Publication number: 20220254841
    Abstract: The present disclosure provides a pixel structure, a displaying substrate, a displaying device and a displaying method, wherein the pixel structure includes first sub-pixels, second sub-pixels and third sub-pixels that are located within a first virtual tetragon; the first sub-pixels are located individually adjacent to midpoints of four side edges of the first virtual tetragon; the second sub-pixels are located individually at four interior angles of the first virtual tetragon; and two center lines of the first virtual tetragon delimit the first virtual tetragon into four second virtual tetragons, and the third sub-pixels are located individually at first interior angles within the four second virtual tetragons.
    Type: Application
    Filed: September 23, 2021
    Publication date: August 11, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Pengfei Zuo, Huameng Liu, Shanshan Bai
  • Publication number: 20220254296
    Abstract: A display substrate, a method for driving the same, a display device, and a fine metal mask are provided, and a display area of the display substrate includes a first display sub-area in which pixels are distributed at a high density, and a second display sub-area in which pixels are distributed at a low density.
    Type: Application
    Filed: April 28, 2022
    Publication date: August 11, 2022
    Inventors: Zhenzhen LI, Kuo Sun, Lujiang Huangfu, Shanshan Bai
  • Patent number: 11396693
    Abstract: A mask plate and a method for manufacturing the same are provided. The mask plate comprises a first sub-mask plate and a second sub-mask plate stacked with each other, the first sub-mask plate is provided with at least one first opening therein, a size and a shape of the first opening correspond to those of a target display panel; the second sub-mask plate is provided with a second opening region, which covers at least one of the at least one first opening and includes a plurality of second openings. Since it is only required to ensure that the sizes and shapes of the first openings are the same as those of the target display panels respectively, and it is unnecessary to further manufacture openings for forming pixel patterns, comparing with the existing mask plate, the manufacturing process of the present disclosure is more simple and the manufacturing cost is lower.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: July 26, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Shanshan Bai
  • Publication number: 20220180794
    Abstract: A display substrate, a method for driving the same, a display device, and a high-precision metal mask are provided. The display area includes a first display sub-area in which pixels are distributed at a high density (e.g., a high resolution), and a second display sub-area in which pixels are distributed at a low density (e.g., a low resolution), and a transition display sub-area, with a distribution density of pixels (a resolution) between the distribution density of pixels in the first display sub-area and a distribution density of pixels in the second display sub-area, is arranged between the first display sub-area and the second display sub-area.
    Type: Application
    Filed: February 27, 2022
    Publication date: June 9, 2022
    Inventors: Zhenzhen LI, Lujiang HUANGFU, Shanshan BAI, Kuo SUN
  • Patent number: 11355707
    Abstract: The present disclosure provides a mask and a manufacturing method thereof, an evaporation method and a display screen, to achieve normal display of an area around such components as an earpiece, a front camera, and sensors on the front of a display screen, and increase the screen-to-body ratio. The mask comprises a substrate provided with at least one opening, an orthographic projection of the opening on a display plane of a display screen to be fabricated coinciding with a display area of the display screen to be fabricated; a shielding part arranged inside the opening, an orthographic projection of the shielding part on the display plane coinciding with an orthographic projection of a component to be shielded in the display screen to be fabricated on the display plane; and a connecting part located between the shielding part and a side wall of the opening.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: June 7, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shanshan Bai, Kuo Sun, Qiaonan Han, Dongmei Xie
  • Patent number: 11322686
    Abstract: The present disclosure provides a mask and a manufacturing method thereof, an evaporation method and a display screen, to achieve normal display of an area around such components as an earpiece, a front camera, and sensors on the front of a display screen, and increase the screen-to-body ratio. The mask comprises a substrate provided with at least one opening, an orthographic projection of the opening on a display plane of a display screen to be fabricated coinciding with a display area of the display screen to be fabricated; a shielding part arranged inside the opening, an orthographic projection of the shielding part on the display plane coinciding with an orthographic projection of a component to be shielded in the display screen to be fabricated on the display plane; and a connecting part located between the shielding part and a side wall of the opening.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: May 3, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shanshan Bai, Kuo Sun, Qiaonan Han, Dongmei Xie
  • Publication number: 20220131074
    Abstract: The present disclosure provides a mask plate and a fabricating method thereof. The mask plate includes a patterning layer having a plurality of openings; a bonding region at a periphery of the patterning region and including a bonding part configured to be bonded to an external frame; and a transition region between the patterning region and the bonding region and including a transition part, the transition part adjoining the patterning layer and the bonding part, respectively; a thickness of the patterning layer is less than a thickness of the bonding part; and a thickness of a portion of the transition part adjoining the patterning layer is less than a thickness of a portion of the transition part adjoining the bonding part. The mask plate of the present disclosure can alleviate problem that the patterning layer is thin and easy to deform and has improved flatness of the patterning layer.
    Type: Application
    Filed: June 23, 2021
    Publication date: April 28, 2022
    Inventors: Shanshan BAI, Yansong LI
  • Patent number: 11315469
    Abstract: A display substrate, a method for driving the same, a display device, and a high-precision metal mask are provided. The display area includes a first display sub-area in which pixels are distributed at a high density (e.g., a high resolution), and a second display sub-area in which pixels are distributed at a low density (e.g., a low resolution), and a transition display sub-area, with a distribution density of pixels (a resolution) between the distribution density of pixels in the first display sub-area and a distribution density of pixels in the second display sub-area, is arranged between the first display sub-area and the second display sub-area.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 26, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zhenzhen Li, Lujiang Huangfu, Shanshan Bai, Kuo Sun
  • Publication number: 20220059011
    Abstract: Disclosed are a display substrate, a method for driving the same, a display device, and a fine metal mask, and a display area of the display substrate includes a first display sub-area in which pixels are distributed at a high density, and a second display sub-area in which pixels are distributed at a low density.
    Type: Application
    Filed: March 20, 2019
    Publication date: February 24, 2022
    Inventors: Zhenzhen LI, Kuo SUN, Lujiang HUANGFU, Shanshan BAI
  • Publication number: 20210384268
    Abstract: A pixel arrangement structure may include a plurality of repeating units (100). Each of the plurality of the repeating units (100) may include a first sub-pixel (01) being at a center point of a virtual hexagon and second sub-pixels (02) and third sub-pixels (03) being alternately arranged at vertices of the virtual hexagon. Virtual hexagons of adjacent repeating units may share one common side as well as two sub-pixels on the common side.
    Type: Application
    Filed: August 31, 2018
    Publication date: December 9, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Liu, Yansong Li, Haohan Zhang, Shanshan Bai, Haidong Wu
  • Publication number: 20210363628
    Abstract: A mask device, a mask plate and frame are provided. The mask device includes a frame and a first mask plate. The frame includes an inner edge, an outer edge, and a plurality of mounting grooves. A first mask plate includes a substrate, at least one first mask opening on the substrate, and a plurality of clamping portions protruding and extending outward from at least part of a periphery of the substrate. The plurality of clamping portions are mounted in the plurality of mounting grooves, respectively, so that the substrate is mounted on the inner edge of the frame. A direction along which the clamping portion extends from the substrate to a direction away from the substrate is a first direction, a direction perpendicular to the first direction is a second direction.
    Type: Application
    Filed: November 5, 2019
    Publication date: November 25, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shanshan BAI, Qiaonan HAN, Yansong LI
  • Publication number: 20210358379
    Abstract: A display substrate, a method for driving the same, a display device, and a high-precision metal mask are provided. The display area includes a first display sub-area in which pixels are distributed at a high density (e.g., a high resolution), and a second display sub-area in which pixels are distributed at a low density (e.g., a low resolution), and a transition display sub-area, with a distribution density of pixels (a resolution) between the distribution density of pixels in the first display sub-area and a distribution density of pixels in the second display sub-area, is arranged between the first display sub-area and the second display sub-area.
    Type: Application
    Filed: March 20, 2019
    Publication date: November 18, 2021
    Inventors: Zhenzhen Li, Lujiang Huangfu, Shanshan Bai, Kuo Sun
  • Publication number: 20210301386
    Abstract: The disclosure provides a mask plate and a manufacturing method thereof, which belong to the field of display technology and can at least partially solve a problem that it is difficult to accurately control a shape and a position of a pattern opening when an existing mask plate, which is divided into a first opening region and a second opening region, is stretched.
    Type: Application
    Filed: November 12, 2019
    Publication date: September 30, 2021
    Inventor: Shanshan BAI
  • Publication number: 20210264850
    Abstract: Disclosed are a pixel arrangement structure, a metal mask, and a display device, and in the pixel arrangement structure, each repeating element includes four sub-pixels of three sub-pixel types distributed in two columns, and at least two of the sub-pixels comprise two sub-pixel components respectively.
    Type: Application
    Filed: May 10, 2021
    Publication date: August 26, 2021
    Inventors: Haohan ZHANG, Yue LIU, Zhihui XIAO, Shanshan BAI, Yansong LI
  • Publication number: 20210233981
    Abstract: The present disclosure provides a display backplane, a manufacturing method thereof and a display device. The display backplane includes: a substrate defining a transparent display area and a normal display area; a first insulating layer disposed on a side of the substrate and having a plurality of openings; an emitting layer disposed in the openings; and a first electrode disposed on a remote side of the emitting layer from the substrate and including a first sub-layer and a second sub-layer which are stacked, wherein an orthographic projection of the emitting layer on the substrate is within an orthographic projection of the second sub-layer on the substrate, and the sub-layer is patterned in the display area.
    Type: Application
    Filed: February 18, 2020
    Publication date: July 29, 2021
    Inventors: Peng CHEN, Kuo SUN, Xuan PANG, Yanyan ZHAO, Shanshan BAI, Renrong GAI
  • Patent number: 11024221
    Abstract: Disclosed are a pixel arrangement structure, a metal mask, and a display device, and in the pixel arrangement structure, each repeating element includes four sub-pixels distributed in two rows by two columns, where the four sub-pixels include two first sub-pixels in different rows and different columns, and one second sub-pixel and one third sub-pixel in different rows and different columns. While an image is being displayed, any one first sub-pixel together with one second sub-pixel adjacent thereto and one third sub-pixel adjacent thereto can constitute a light-emitting pixel, so that the image can be displayed at a high resolution using a physical low resolution through borrowing between the sub-pixels.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: June 1, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Haohan Zhang, Yue Liu, Zhihui Xiao, Shanshan Bai, Yansong Li
  • Patent number: 10996555
    Abstract: A mask frame assembly and an evaporation apparatus are disclosed. The mask frame assembly comprises a frame and a mask plate fixed on the frame. The mask frame assembly is provided with alignment marks, which comprise a first alignment hole arranged in the frame and a second alignment hole arranged in the mask plate. The first alignment hole is a through hole. The mask frame assembly effectively solves a problem in which liquid residuals in alignment holes of the frame interfere with alignment.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: May 4, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Fengli Ji, Shanshan Bai, Yinan Liang