Patents by Inventor Ziang HAN

Ziang HAN 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: 12144132
    Abstract: A display apparatus and a display device, the display apparatus includes a first housing, a second housing, and a flexible display screen disposed on the first housing and the second housing; the flexible display screen includes a roll-up portion and a fixing portion that are connected to one another, the roll-up portion is at least partially disposed on the second housing, the fixing portion is at least partially disposed on the first housing, the second housing is slidably connected to the first housing, and at least part of the roll-up portion can slide out of or slide into the first housing following the second housing; a supporting structure is provided between at least part of the roll-up portion and the second housing, and the supporting structure provides a supporting force for the roll-up portion.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: November 12, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Biao Gao, Lu Liu, Hong Zhu, Ziang Han, Zongyuan Wang, Xiaofei Luo
  • Publication number: 20240164194
    Abstract: A display module has a functional device arrangement region and a main display region; the functional device arrangement region is provided with a mounting hole therein, and the functional device arrangement region includes a reserved region; a side wall of the mounting hole is of one of a step-shaped structure and a protrusion-depression structure. The display module includes a display panel, a first light-shielding pattern disposed on a light-exit side of the display panel, an adhesive layer disposed on a side of the first light-shielding pattern away from the display panel and a second light-shielding pattern covering at least the side wall of the mounting hole; an orthogonal projection of the first light-shielding pattern on the display panel substantially coincides with the reserved region of the display panel; the mounting hole penetrates the display panel, the first light-shielding pattern and the adhesive layer.
    Type: Application
    Filed: May 17, 2021
    Publication date: May 16, 2024
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziang HAN, Chunyan XIE, Ziyu ZHANG, Song ZHANG, Xiongnan ZHANG
  • Patent number: 11951730
    Abstract: The present disclosure provides a flexible display device. The flexible display device has different base materials for the back supporting film at the bonding region and the non-bonding region, so that it can satisfy the requirements for AOI and bending resistance respectively. The present disclosure also provides a back film for a flexible display device and a preparation method thereof.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: April 9, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Penghao Gu, Chunyan Xie, Song Zhang, Ziang Han
  • Publication number: 20240090267
    Abstract: The present disclosure provides a displaying backplane and a displaying device, and relates to the technical field of displaying. The displaying backplane includes: a substrate base plate; a first active layer and a second active layer that are provided on the substrate base plate, wherein the material of the first active layer and the second active layer is an oxide semiconductor, the first active layer has a first channel region and first no-channel regions, and the second active layer has a second channel region and second no-channel regions; a first grid insulating layer covering the first active layer and the second active layer; and a first grid and a second grid that are provided on the first grid insulating layer; wherein the oxygen-vacancy concentration of the first channel region is greater than the oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 14, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jing Wang, Hongwei Tian, Ming Liu, Jia Zhao, Qiuhua Meng, Ziang Han
  • Patent number: 11860393
    Abstract: A flexible touch display module (100) and a touch display device (1000) including the flexible touch display module, the flexible touch display module (100) includes: a flexible display panel (1), a flexible cover plate (2), a linear polarization layer (3), a first retardation plate (4) and a second retardation plate (5). An absorption axis of the linear polarization layer (3) is at an angle of about 90°. The first retardation plate (4) includes a first retardation film (41), and the first retardation film (41) is a liquid crystal layer having a quarter-wavelength retardation. The first retardation film (41) has a major axis and a minor axis in a plane parallel to flexible display panel (1), and an included angle between a direction in which the minor axis of the first retardation film (41) extends and the absorption axis of the linear polarization layer (3) is about 45°.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: January 2, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiongnan Zhang, Paoming Tsai, Haoran Wang, Ziang Han
  • Patent number: 11864422
    Abstract: The present disclosure provides a method for fabricating a displaying backplane, a displaying backplane and a displaying device, and relates to the technical field of displaying. The method includes forming a first active layer and a second active layer on a substrate base plate; forming a first grid insulating layer covering the first active layer and the second active layer; forming a first grid on the first grid insulating layer; performing ion implantation to the first no-channel regions, the second no-channel regions and the second channel region, to reduce oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region; and forming a second grid on the first grid insulating layer.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: January 2, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jing Wang, Hongwei Tian, Ming Liu, Jia Zhao, Qiuhua Meng, Ziang Han
  • Patent number: 11805671
    Abstract: A method for manufacturing a display backplane, a display backplate, and a display device are disclosed. The method includes: forming a planarization layer on one side of a substrate inside a pixel region, a partition region, and a perforation region; forming at least one girdle of annular passivation layer disposed around the perforation region on a surface, away from the substrate, of the planarization layer inside a portion of the partition layer; removing a portion of the planarization layer, inside the partition region, uncovered by the annular passivation layer and the planarization layer, inside the partition region, partially covered by the annular passivation layer, to obtain at least one girdle of annular isolation columns disposed between the substrate and the annular passivation layer and around the perforation region; and forming organic light-emitting elements on one side of the planarization layer away from the substrate to obtain the display backplane.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: October 31, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jing Wang, Hongwei Tian, Ming Liu, Ziang Han, Zunqing Song
  • Patent number: 11673363
    Abstract: The present disclosure relates to a rollable display panel. The rollable display panel includes a first structure layer, a second structure layer, and a first adhesive layer stacked between the first structure layer and the second structure layer. The rollable display panel is divided into a rollable area, a strain accumulation area, and a flat area distributed in sequence along a rolling direction. A thickness of a part of the first adhesive layer located in the strain accumulation area is greater than a thickness of a part of the first adhesive layer located in the rollable area or the flat area.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: June 13, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongxiang Shi, Paoming Tsai, Xuekai Yang, Xiongnan Zhang, Shuang Du, Jiahao Zhang, Ziang Han
  • Publication number: 20230168419
    Abstract: A flexible touch display module (100) and a touch display device (1000) including the flexible touch display module, the flexible touch display module (100) includes: a flexible display panel (1), a flexible cover plate (2), a linear polarization layer (3), a first retardation plate (4) and a second retardation plate (5). An absorption axis of the linear polarization layer (3) is at an angle of about 90°. The first retardation plate (4) includes a first retardation film (41), and the first retardation film (41) is a liquid crystal layer having a quarter-wavelength retardation. The first retardation film (41) has a major axis and a minor axis in a plane parallel to flexible display panel (1), and an included angle between a direction in which the minor axis of the first retardation film (41) extends and the absorption axis of the linear polarization layer (3) is about 45°.
    Type: Application
    Filed: October 22, 2021
    Publication date: June 1, 2023
    Inventors: Xiongnan ZHANG, Paoming TSAI, Haoran WANG, Ziang HAN
  • Publication number: 20230157136
    Abstract: The present disclosure provides a display panel, a display device, and a manufacturing method. The display panel includes: a substrate including a display area and a non-display area and having a first groove in the non-display area; a driver circuit layer on a side of the display area of the substrate; a display function layer on a side of the driving circuit layer away from the substrate; an encapsulation layer on a side of the display function layer away from the driver circuit layer, the encapsulation layer including an inorganic encapsulation layer extending to the non-display area, and a part of the inorganic encapsulation layer being in the first groove; and a dam on the non-display area, an orthographic projection of the dam on the substrate being between the first groove and the display area, and the dam being covered by the inorganic encapsulation layer.
    Type: Application
    Filed: October 11, 2021
    Publication date: May 18, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chunyan XIE, Song ZHANG, Penghao GU, Ziang HAN
  • Publication number: 20230115315
    Abstract: A display device, which relates to the technical field of displaying. In the present application, a protecting layer is provided on one side away from the light-emitting surface of the display panel, a supporting layer is provided on the side of the protecting layer that is away from the display panel, the protecting layer is provided with at least one first slot, the supporting layer is provided with a perforative second slot, an overlap region exists between an orthographic projection of the first slot on the display panel and an orthographic projection of the second slot on the display panel, the orthographic projection of the second slot on the display panel is located in the curved-surface region, and a first bonding layer is provided inside the first slot and the second slot.
    Type: Application
    Filed: November 4, 2021
    Publication date: April 13, 2023
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Ziang Han, Haoran Wang, Chunyan Xie, Song Zhang, Jing Wang
  • Publication number: 20230098597
    Abstract: A display apparatus and a display device, the display apparatus includes a first housing, a second housing, and a flexible display screen disposed on the first housing and the second housing; the flexible display screen includes a roll-up portion and a fixing portion that are connected to one another, the roll-up portion is at least partially disposed on the second housing, the fixing portion is at least partially disposed on the first housing, the second housing is slidably connected to the first housing, and at least part of the roll-up portion can slide out of or slide into the first housing following the second housing; a supporting structure is provided between at least part of the roll-up portion and the second housing, and the supporting structure provides a supporting force for the roll-up portion.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 30, 2023
    Inventors: Biao GAO, LU LIU, Hong ZHU, Ziang HAN, Zongyuan WANG, Xiaofei LUO
  • Publication number: 20220314578
    Abstract: The present disclosure provides a flexible display device. The flexible display device has different base materials for the back supporting film at the bonding region and the non-bonding region, so that it can satisfy the requirements for AOI and bending resistance respectively. The present disclosure also provides a back film for a flexible display device and a preparation method thereof.
    Type: Application
    Filed: December 29, 2020
    Publication date: October 6, 2022
    Inventors: Penghao Gu, Chunyan Xie, Song Zhang, Ziang Han
  • Publication number: 20220254852
    Abstract: The present disclosure provides a method for fabricating a displaying backplane, a displaying backplane and a displaying device, and relates to the technical field of displaying. The method includes forming a first active layer and a second active layer on a substrate base plate; forming a first grid insulating layer covering the first active layer and the second active layer; forming a first grid on the first grid insulating layer; performing ion implantation to the first no-channel regions, the second no-channel regions and the second channel region, to reduce oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region; and forming a second grid on the first grid insulating layer.
    Type: Application
    Filed: September 27, 2021
    Publication date: August 11, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jing Wang, Hongwei Tian, Ming Liu, Jia Zhao, Qiuhua Meng, Ziang Han
  • Publication number: 20220102690
    Abstract: A method for manufacturing a display backplane, a display backplate, and a display device are disclosed. The method includes: forming a planarization layer on one side of a substrate inside a pixel region, a partition region, and a perforation region; forming at least one girdle of annular passivation layer disposed around the perforation region on a surface, away from the substrate, of the planarization layer inside a portion of the partition layer; removing a portion of the planarization layer, inside the partition region, uncovered by the annular passivation layer and the planarization layer, inside the partition region, partially covered by the annular passivation layer, to obtain at least one girdle of annular isolation columns disposed between the substrate and the annular passivation layer and around the perforation region; and forming organic light-emitting elements on one side of the planarization layer away from the substrate to obtain the display backplane.
    Type: Application
    Filed: June 23, 2021
    Publication date: March 31, 2022
    Inventors: Jing WANG, Hongwei TIAN, Ming LIU, Ziang HAN, Zunqing SONG
  • Publication number: 20220063235
    Abstract: The present disclosure relates to a rollable display panel. The rollable display panel includes a first structure layer, a second structure layer, and a first adhesive layer stacked between the first structure layer and the second structure layer. The rollable display panel is divided into a rollable area, a strain accumulation area, and a flat area distributed in sequence along a rolling direction. A thickness of a part of the first adhesive layer located in the strain accumulation area is greater than a thickness of a part of the first adhesive layer located in the rollable area or the flat area.
    Type: Application
    Filed: May 27, 2021
    Publication date: March 3, 2022
    Inventors: Yongxiang SHI, Paoming TSAI, Xuekai YANG, Xiongnan ZHANG, Shuang DU, Jiahao ZHANG, Ziang HAN