Patents by Inventor Peng Cai

Peng Cai 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: 11856810
    Abstract: The disclosure relates to the field of display technology, and discloses a display panel. The display panel includes: a substrate including a display area; a backplane film layer, on a side of the substrate and in the display area; a via hole, in the display area and running through the backplane film layer; and a protective barrier, in the via hole and covering the end side of the backplane film layer.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: December 26, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Peng Cai, Youwei Wang, Yongxiang Shi
  • Patent number: 11839104
    Abstract: The present disclosure relates to a flexible display substrate and a method of manufacturing the same, a display panel and a display apparatus. The flexible display substrate has a display region and a non-display region. In some embodiments, the flexible display substrate comprises: a base substrate and an inorganic film layer provided on the base substrate, wherein the inorganic film layer of the non-display region is provided with a groove; and a filling structure for filling the groove.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: December 5, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tao Wang, Peng Cai
  • Patent number: 11839034
    Abstract: Embodiments of the present disclosure provide a flexible panel and a display device. In one embodiment, the flexible panel is divided into a folding region and a non-folding region outside the folding region in a first direction, the flexible panel comprises a flexible display module, a first protecting layer and a supporting plate stacked in sequence; the supporting plate is divided into a first supporting portion and an other supporting portion except the first supporting portion, the first supporting portion is located in the folding region and is close to an outer edge of the flexible panel, a width of the first supporting portion is less than a width of the other supporting portion.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: December 5, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng Cai, Youwei Wang, Yongxiang Shi
  • Patent number: 11800742
    Abstract: Provided are a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate includes a display area, the display area including an opening area and an effective display area outside the opening area, wherein the display substrate includes: an array structure layer located in the effective display area; an isolation structure provided on a surface of the array structure layer surrounding the opening area, wherein the isolation structure has a first sidewall with an slope angle of greater than or equal to 90°; a first inorganic thin film covering the isolation structure.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: October 24, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Peng Cai
  • Patent number: 11793061
    Abstract: Disclosed are a display assembly and a display device. The display assembly includes: a flexible display screen; a support layer located on a non-display side of the flexible display screen; wherein the support layer includes a first support part and a second support part which continuously extend along a plane of the non-display side of the flexible display screen, and the first support part has an elastic modulus smaller than the second support part; and a tensioning member including a first connection part and a second connection part interconnected with each other, wherein the first connection part is located on a side of the first support part away from the flexible display screen, and the second connection part is located on a side of the second support part away from the flexible display screen; and the first connection part has an elastic modulus greater than the second connection part.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: October 17, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng Cai, Youwei Wang
  • Patent number: 11619975
    Abstract: A display assembly and a display device are provided. The display assembly includes: a flexible display panel including first and second regions arranged side by side; at least one tension member each including a connection portion that is fixed in the first region, the connection portion has a first surface distal to the flexible display panel; at least one first support member in the first region; at least one second support member in the second region; wherein the at least one first support member, the at least one second support member and the connection portion are all on a non-display side of the flexible display panel; the at least one first support member has a first surface distal to the flexible display panel; and the first surface of the connection portion is closer to the flexible display panel than the first surface of the first support member.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: April 4, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng Cai, Youwei Wang, Penghao Gu
  • Patent number: 11588134
    Abstract: The present application discloses a display panel, a method of manufacturing the display panel and a display device. A display panel, including: a display substrate having a display area and a non-display area, the display substrate including a substrate; a dam on the upper surface of the non-display area of the display substrate; and an encapsulation layer covering the display substrate, wherein the encapsulation layer includes an organic layer, the upper surface of the non-display area of the display substrate is further provided with an isolation column, and a distance between the isolation column and the display area is smaller than a distance between the dam and the display area, the isolation column is at least partially in contact with the organic layer, and the dam is at least partially not in contact with the organic layer.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: February 21, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Tao Sun, Peng Cai
  • Publication number: 20220255023
    Abstract: Disclosed are a display assembly and a display device. The display assembly includes: a flexible display screen; a support layer located on a non-display side of the flexible display screen; wherein the support layer includes a first support part and a second support part which continuously extend along a plane of the non-display side of the flexible display screen, and the first support part has an elastic modulus smaller than the second support part; and a tensioning member including a first connection part and a second connection part interconnected with each other, wherein the first connection part is located on a side of the first support part away from the flexible display screen, and the second connection part is located on a side of the second support part away from the flexible display screen; and the first connection part has an elastic modulus greater than the second connection part.
    Type: Application
    Filed: September 29, 2021
    Publication date: August 11, 2022
    Inventors: Peng CAI, Youwei WANG
  • Publication number: 20220255039
    Abstract: The present disclosure relates to a flexible display substrate and a method of manufacturing the same, a display panel and a display apparatus. The flexible display substrate has a display region and a non-display region. In some embodiments, the flexible display substrate comprises: a base substrate and an inorganic film layer provided on the base substrate, wherein the inorganic film layer of the non-display region is provided with a groove; and a filling structure for filling the groove.
    Type: Application
    Filed: April 28, 2022
    Publication date: August 11, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tao WANG, Peng CAI
  • Publication number: 20220221907
    Abstract: A display assembly and a display device are provided. The display assembly includes: a flexible display panel including first and second regions arranged side by side; at least one tension member each including a connection portion that is fixed in the first region, the connection portion has a first surface distal to the flexible display panel; at least one first support member in the first region; at least one second support member in the second region; wherein the at least one first support member, the at least one second support member and the connection portion are all on a non-display side of the flexible display panel; the at least one first support member has a first surface distal to the flexible display panel; and the first surface of the connection portion is closer to the flexible display panel than the first surface of the first support member.
    Type: Application
    Filed: October 14, 2021
    Publication date: July 14, 2022
    Inventors: Peng CAI, Youwei WANG, Penghao GU
  • Publication number: 20220209189
    Abstract: Provided are a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate includes a display area, the display area including an opening area and an effective display area outside the opening area, wherein the display substrate includes: an array structure layer located in the effective display area; an isolation structure provided on a surface of the array structure layer surrounding the opening area, wherein the isolation structure has a first sidewall with an slope angle of greater than or equal to 90°; a first inorganic thin film covering the isolation structure.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 30, 2022
    Inventors: Youwei WANG, Song ZHANG, Peng CAI
  • Publication number: 20220199711
    Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.
    Type: Application
    Filed: March 9, 2022
    Publication date: June 23, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Youwei Wang, Song Zhang, Peng Cai, Chunyan Xie, Huan Liu
  • Patent number: 11349096
    Abstract: The present disclosure relates to a flexible display substrate and a method of manufacturing the same, a display panel and a display apparatus. The flexible display substrate has a display region and a non-display region. In some embodiments, the flexible display substrate comprises: a base substrate and an inorganic film layer provided on the base substrate, wherein the inorganic film layer of the non-display region is provided with a groove; and a filling structure for filling the groove.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: May 31, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tao Wang, Peng Cai
  • Publication number: 20220164467
    Abstract: A data query method includes receiving query data from a query device and verifying whether the query data is authorized, obtaining shared data corresponding to the query data in response that the query data is authorized, performing a logical judgment on the query data and the shared data corresponding to the query data and obtaining a query result corresponding to the query data, encrypting the query result corresponding to the query data, and sending the encrypted query result to the query device. The query device decrypts the query result according to a decryption rule. The query result is a preset logical judgment result. A shared device and a query device of a blockchain system are also provided.
    Type: Application
    Filed: June 10, 2021
    Publication date: May 26, 2022
    Inventors: XIN LU, ZE-PENG CAI
  • Patent number: 11309362
    Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: April 19, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Peng Cai, Chunyan Xie, Huan Liu
  • Patent number: 11302894
    Abstract: A method for manufacturing a display substrate includes: providing a base substrate; forming at least one isolation structure around an opening area on the base substrate, wherein the isolation structure includes a first side wall including a first side and a second side, the second side is closer to the base substrate than the first side, the first side is further away from the opening area than the second side; and forming a first filling structure on a side of the first side wall away from the opening area, wherein the first filling structure includes a second side wall conforming to a shape of the first side wall and a third side wall including a third side and a fourth side, the fourth side is closer to the base substrate than the third side, the third side is closer to the opening area than the fourth side.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: April 12, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Peng Cai
  • Patent number: 11302879
    Abstract: A flexible display substrate and a manufacturing method therefor, and a display apparatus, for relieving the problem that it is difficult to bend the flexible display substrate in a bending region to damage an upper circuit. The flexible display substrate comprises a back film, a first flexible base substrate located above the back film, and a second flexible base substrate located on one side of the first flexible base substrate facing away from the back film. The flexible display substrate has a bending region. An auxiliary layer is further provided between the first flexible base substrate and the second flexible base substrate. At least part of the auxiliary layer in the bending region can be decomposed in a preset condition, wherein the other film layers except the auxiliary layer are maintained at the original status in the preset condition.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: April 12, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Lu Liu, Pao Ming Tsai, Peng Cai, Hong Li, Dejun Bu, Jianwei Li, Liqiang Chen
  • Patent number: 11296161
    Abstract: Disclosed are a display panel and a display device. The display panel includes a display area and an opening area, where the opening area is configured to accommodate an optical component, and the display area at least partially surrounds the opening area; where the display area includes edge pixel defining structures and conventional pixel defining structures, and the edge pixel defining structures are closer to the opening area than the conventional pixel defining structures; where a reflectivity of each edge pixel defining structure is greater than a reflectivity of each conventional pixel defining structure.
    Type: Grant
    Filed: December 25, 2019
    Date of Patent: April 5, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Youwei Wang, Song Zhang, Peng Cai
  • Patent number: 11289671
    Abstract: The present disclosure provides a cover plate for a flexible substrate which includes a first hardened layer, a second hardened layer and a polymer thin film layer provided between the first hardened layer and the second hardened layer, wherein a hardness of the first hardened layer is less than that of the second hardened layer, a hardness of the polymer thin film layer is less than that of the first hardened layer, and a bending radius of the first hardened layer is greater than that of the second hardened layer.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: March 29, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongxiang Shi, Paoming Tsai, Dejun Bu, Peng Cai, Jiahao Zhang, Shuang Du
  • Patent number: 11264585
    Abstract: The present disclosure provides a flexible display device and a manufacturing method thereof. The flexible display device includes a base substrate; a pixel defining layer disposed on the base substrate defining a plurality of light emitting regions; and a first electrode layer disposed on a side of the pixel defining layer away from the base substrate and in light-emitting regions. A thin film encapsulation layer covers the first electrode layer and has protrusions protruding toward the pixel defining layer at a plurality of positions.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: March 1, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Tao Sun, Peng Cai, Huan Liu