Patents by Inventor Jiafan SHI

Jiafan SHI 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).

  • Publication number: 20240096900
    Abstract: A display panel is provided, including a display region and a bending region at a side of the display region, a base substrate the base substrate includes a first flexible substrate and a second flexible substrate stacked on each other; the display region includes a driver circuit layer, the driver circuit layer is at a side of the second flexible substrate away from the first flexible substrate and includes at least one first wiring, the bending region includes at least one second wiring, and the at least one second wiring is electrically connected with the at least one first wiring; the at least one second wiring is between the first flexible substrate and the second flexible substrate. The display panel has high reliability, narrow bezel, and large screen.
    Type: Application
    Filed: April 29, 2021
    Publication date: March 21, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingsong WANG, Liqiang CHEN, Jiafan SHI, Yang YANG, Peng HOU
  • Patent number: 11894389
    Abstract: Provided is a display substrate, a method for preparing the same, and a display device. The display substrate includes a pad bending region. In the pad bending region, the display substrate includes a base, and an inorganic insulating layer and a metal layer laminated on the base. The metal layer includes a plurality of discrete metal wires. The inorganic insulating layer includes a plurality of discrete first inorganic insulating layers, each of which is arranged between each of the plurality of discrete metal wires and the base.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: February 6, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Zhifeng Zhan, Yanxin Wang, Shuquan Yang, Jiafan Shi, Peng Huang
  • Patent number: 11871647
    Abstract: The present disclosure provides a flexible substrate, the flexible substrate is divided into a display region, a binding region on a side of the display region, a to-be-bent region between the display region and the binding region, two transition regions between the to-be-bent region and the display region and between the to-be-bent region and the binding region respectively; the transition regions comprise a plurality of transition sub-regions arranged in a first direction, the first direction is a direction from the display region to the binding region; the flexible substrate comprises a flexible base and a back film disposed on the flexible base, a portion of the back film is located in the transition regions; in any one of the transition regions, the amount of distribution per unit area of the back film in each of the transition sub-regions gradually decreases in a direction gradually approaching the to-be-bent region.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: January 9, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Zhifeng Zhan, Jiafan Shi
  • Patent number: 11865823
    Abstract: A flexible display substrate, a flexible display device, and a method of fabricating a flexible display substrate are provided. The flexible display substrate includes: a back plate including a display area which include a bending area and a non-bending area; and a back film layer disposed on the back plate and including a first sub-back film layer and a second sub-back film layer, wherein the first sub-back film layer is disposed on the non-bending area, and the second sub-back film layer is disposed on the bending area and covers a portion of the bending area.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: January 9, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanxin Wang, Zhifeng Zhan, Wei Wang, Peng Huang, Shuquan Yang, Jiafan Shi
  • Publication number: 20230350456
    Abstract: A display panel includes an array substrate, a composite functional layer, a first adhesive layer and a cover plate. The composite functional layer is located on a side of the light-emitting layer away from the base substrate. A through hole penetrating through the composite functional layer and the array substrate is formed on the array substrate and the composite functional layer. The array substrate includes a non-display area surrounding the through hole. The composite functional layer includes a first shading layer, and the orthographic projection of the first shading layer on the array substrate is located in the non-display area of the array substrate. The first adhesive layer is located on a side of the composite functional layer away from the base substrate. The cover plate is located on a side of the first adhesive layer away from the base substrate.
    Type: Application
    Filed: November 17, 2021
    Publication date: November 2, 2023
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zuojia WANG, Liqiang CHEN, Yongchun JIANG, Jiafan SHI, Qingsong WANG, Chao ZHOU, Xin LAI, Yunpeng ZHANG, Xingjian XU
  • Publication number: 20230328891
    Abstract: The present disclosure provides a flexible display module and a method for manufacturing the flexible display module. The flexible display module includes a flexible display panel, a driving chip and a circuit board. The flexible display panel includes a display region and a bonding region, and the driving chip and the circuit board are arranged at the bonding region. The circuit board includes a first flexible printed circuit and a first printed circuit board provided with an electronic element, the first printed circuit board is coupled to one end of the first flexible printed circuit, and the first flexible printed circuit includes a bonded portion coupled to the bonding region of the flexible display panel. The first flexible printed circuit is bent so that a first space is defined by the first flexible printed circuit, the first printed circuit board and the flexible display panel.
    Type: Application
    Filed: May 30, 2023
    Publication date: October 12, 2023
    Inventors: Jiafan SHI, Liqiang CHEN, Changbo LIU, Zuojia WANG, Qingsong WANG, Chao ZHOU, Yongchun JIANG, Qian YIN, Ziqi SONG
  • Patent number: 11706872
    Abstract: The present disclosure provides a flexible display module and a method for manufacturing the flexible display module. The flexible display module includes a flexible display panel, a driving chip and a circuit board. The flexible display panel includes a display region and a bonding region, and the driving chip and the circuit board are arranged at the bonding region. The circuit board includes a first flexible printed circuit and a first printed circuit board provided with an electronic element, the first printed circuit board is coupled to one end of the first flexible printed circuit, and the first flexible printed circuit includes a bonded portion coupled to the bonding region of the flexible display panel. The first flexible printed circuit is bent so that a first space is defined by the first flexible printed circuit, the first printed circuit board and the flexible display panel.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: July 18, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jiafan Shi, Liqiang Chen, Changbo Liu, Zuojia Wang, Qingsong Wang, Chao Zhou, Yongchun Jiang, Qian Yin, Ziqi Song
  • Patent number: 11665940
    Abstract: Provided are a display substrate, a preparation method thereof, a method for bonding a display panel, and a display apparatus. The display substrate includes a display region and a bezel region, the display region includes multiple corner regions and the corner regions include a corner display region and a blank corner cutting region which are alternately disposed. The corner display region includes a composite wiring layer disposed on a base substrate, a drive structure layer disposed on the composite wiring layer and light-emitting elements disposed on the drive structure layer. The composite wiring layer includes a first wiring layer, a second wiring layer and a first insulating layer disposed between the first wiring layer and the second wiring layer. The drive structure layer includes a pixel drive circuit and multiple connection electrodes. The first wiring layer includes a gate line, and the second wiring layer includes a data line.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: May 30, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Weifeng Zhou, Jiafan Shi, Liqiang Chen, Wenqiang Li
  • Patent number: 11641763
    Abstract: Disclosed are a display panel and a display device. The display panel includes a first display region and a second display region, the density of pixels of the first display region is lower than the density of pixels of the second display region; the display panel includes a base substrate and a cover plate, and an antenna arranged between the base substrate and the cover plate, the antenna is arranged in the first display region and among the pixels.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: May 2, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zuojia Wang, Liqiang Chen, Jiafan Shi, Qingsong Wang, Chao Zhou
  • Patent number: 11610519
    Abstract: A flexible substrate and a manufacturing method thereof and a display device are provided. The flexible substrate has a bending region. The flexible substrate includes a base substrate, and a first organic layer and a second organic layer which are sequentially laminated on the base substrate, and a surface where the first organic layer contacts the second organic layer in the bending region includes a concave-convex structure.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: March 21, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Zhifeng Zhan, Yanxin Wang, Shuquan Yang, Jiafan Shi, Zhongyuan Sun
  • Publication number: 20230026482
    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.
    Type: Application
    Filed: June 9, 2021
    Publication date: January 26, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yaming WANG, Liqiang CHEN, Jiafan SHI, Pinfan WANG, Jia ZHAO, Mengyuan PANG
  • Publication number: 20220399375
    Abstract: A display panel and a fabrication method thereof are provided. The display panel includes: an array substrate including a display portion and a bending portion connected to a side of the display portion; a functional film layer at a side of the display portion; and a protective layer covering the bending portion. The protective layer and the functional film layer are at the same side of the array substrate. The protective layer includes a first bending portion arranged adjacent to the functional film layer, and a second bending portion connected to a side of the first bending portion away from the functional film layer. A distance between an edge of the second bending portion away from the first bending portion and the functional film layer in a first direction perpendicular to an interface between the display portion and the bending portion is the largest in the protective layer.
    Type: Application
    Filed: December 23, 2020
    Publication date: December 15, 2022
    Inventors: Qingsong WANG, Liqiang CHEN, Jiafan SHI, Zuojia WANG, Yang YANG
  • Publication number: 20220384746
    Abstract: A display assembly includes a cover plate, a film assembly, a flexible display panel and a circuit board. The flexible display panel includes a panel body and a bending portion connected to a side of the panel body. The cover plate, the film assembly and the panel body are sequentially stacked. The circuit board is disposed on a side of the panel body away from the film assembly, and the bending portion is electrically connected to the circuit board. The display assembly further includes a first bonding portion, the first bonding portion is disposed at a first side edge of the film assembly to bond at least one of the cover plate and the film assembly to the bending portion, and the first side edge of the film assembly is an edge of the film assembly proximate to the bending portion.
    Type: Application
    Filed: April 12, 2021
    Publication date: December 1, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zuojia WANG, Liqiang CHEN, Shuquan YANG, Jiafan SHI, Qiang HE
  • Publication number: 20220308625
    Abstract: A back film and a display device are provided. The back film comprises: a central area, having a first edge and a second edge adjacent to the first edge, wherein the first edge extends in a first direction, the second edge extends in a second direction, and the first direction intersects with the second direction; a first foldable area, connected to the first edge of the central area and extending in the first direction; a second foldable area, connected to the second edge of the central area and extending in the second direction; and a third foldable area, connected to a junction between the first edge and the second edge of the central area, and connected further to the first foldable area and the second foldable area.
    Type: Application
    Filed: May 25, 2021
    Publication date: September 29, 2022
    Inventors: Yang GAO, SR., Liqiang CHEN, Jiafan SHI, Ziqi SONG, Zeliang LI, Zhendong LI
  • Publication number: 20220293697
    Abstract: Disclosed are a display panel and a display device. The display panel includes a first display region and a second display region, the density of pixels of the first display region is lower than the density of pixels of the second display region; the display panel includes a base substrate and a cover plate, and an antenna arranged between the base substrate and the cover plate, the antenna is arranged in the first display region and among the pixels.
    Type: Application
    Filed: October 29, 2021
    Publication date: September 15, 2022
    Inventors: Zuojia WANG, Liqiang CHEN, Jiafan SHI, Qingsong WANG, Chao ZHOU
  • Publication number: 20220288819
    Abstract: A profiling device, a profiling method, a bonding system, a bonding method, and a display device are provided. The profiling device includes a profiling jig. The profiling jig includes an attaching surface. The attaching surface is switchable between a planar state and a profiling state, and the attaching surface is a planar surface in the case that the attaching surface is in the planar state, and the attaching surface is a profiling surface in the case that the attaching surface is in the profiling state.
    Type: Application
    Filed: February 28, 2022
    Publication date: September 15, 2022
    Inventors: Jiafan SHI, Liqiang CHEN, Yaming WANG, Dongdong ZHAO, Chao ZHOU, Yongchun JIANG, Qian YIN
  • Publication number: 20220278289
    Abstract: The present disclosure provides a flexible substrate, the flexible substrate is divided into a display region, a binding region on a side of the display region, a to-be-bent region between the display region and the binding region, two transition regions between the to-be-bent region and the display region and between the to-be-bent region and the binding region respectively; the transition regions comprise a plurality of transition sub-regions arranged in a first direction, the first direction is a direction from the display region to the binding region; the flexible substrate comprises a flexible base and a back film disposed on the flexible base, a portion of the back film is located in the transition regions; in any one of the transition regions, the amount of distribution per unit area of the back film in each of the transition sub-regions gradually decreases in a direction gradually approaching the to-be-bent region.
    Type: Application
    Filed: May 20, 2022
    Publication date: September 1, 2022
    Inventors: Wei WANG, Zhifeng ZHAN, Jiafan SHI
  • Publication number: 20220248534
    Abstract: The present disclosure provides a flexible display module and a method for manufacturing the flexible display module. The flexible display module includes a flexible display panel, a driving chip and a circuit board. The flexible display panel includes a display region and a bonding region, and the driving chip and the circuit board are arranged at the bonding region. The circuit board includes a first flexible printed circuit and a first printed circuit board provided with an electronic element, the first printed circuit board is coupled to one end of the first flexible printed circuit, and the first flexible printed circuit includes a bonded portion coupled to the bonding region of the flexible display panel. The first flexible printed circuit is bent so that a first space is defined by the first flexible printed circuit, the first printed circuit board and the flexible display panel.
    Type: Application
    Filed: December 1, 2021
    Publication date: August 4, 2022
    Inventors: Jiafan SHI, Liqiang CHEN, Changbo LIU, Zuojia WANG, Qingsong WANG, Chao ZHOU, Yongchun JIANG, Qian YIN, Ziqi SONG
  • Patent number: 11367842
    Abstract: The present disclosure provides a flexible substrate, the flexible substrate is divided into a display region, a binding region on a side of the display region, a to-be-bent region between the display region and the binding region, two transition regions between the to-be-bent region and the display region and between the to-be-bent region and the binding region respectively; the transition regions comprise a plurality of transition sub-regions arranged in a first direction, the first direction is a direction from the display region to the binding region; the flexible substrate comprises a flexible base and a back film disposed on the flexible base, a portion of the back film is located in the transition regions; in any one of the transition regions, the amount of distribution per unit area of the back film in each of the transition sub-regions gradually decreases in a direction gradually approaching the to-be-bent region.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: June 21, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Zhifeng Zhan, Jiafan Shi
  • Patent number: 11362291
    Abstract: A flexible substrate including a flexible base substrate, and a wiring layer and a back film on opposite sides of the flexible base substrate respectively. A side of the flexible base substrate facing away from the wiring layer is provided with a flat area including the back film and a bending area from which the back film is removed, the bending area is provided with an elastic reinforced film, and an elastic modulus of the elastic reinforced film is smaller than an elastic modulus of the back film. A display device including the flexible substrate and a method for manufacturing the flexible substrate are also provided.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: June 14, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanxin Wang, Zhifeng Zhan, Peng Huang, Wei Wang, Shuquan Yang, Jiafan Shi