Patents Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO.
  • Patent number: 12010896
    Abstract: The present disclosure provides a display device and a manufacturing method thereof. The display device includes an imaging area and a display area on at least one side of the imaging area. The imaging area includes: a substrate; an image collection device on a side of the substrate, the image collection device including a photosensitive element and an optical element; a light blocking layer on a side of the substrate away from the image collection device, wherein the light blocking layer includes at least one of a light absorbing layer or a diffuse reflection layer, and the light blocking layer is provided with a first gap; and a plurality of first electrodes on a side of the light blocking layer away from the substrate, wherein a second gap is provided between two adjacent first electrodes of the plurality of first electrodes.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: June 11, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo Shi, Weiyun Huang, Benlian Wang, Haigang Qing
  • Publication number: 20240185794
    Abstract: A pixel circuit and a driving method thereof, a display substrate, and a display device are provided. In the pixel circuit, a data writing circuit is configured to control a connection between a data line and a second terminal of a driving circuit under control of a first scanning signal provided by a first scanning line; a reset circuit is configured to control a connection between a reset voltage line and the second terminal of the driving circuit under control of a third scanning signal provided by a third scanning line; or the reset circuit is coupled to the third scanning line, the reset voltage line and a first terminal of the driving circuit, and is configured to control a connection between the reset voltage line and the first terminal of the driving circuit under control of the third scanning signal.
    Type: Application
    Filed: July 13, 2022
    Publication date: June 6, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gang WANG, Kai ZHANG, Xinyu WEI, Xingrui CAI, Qiang FU
  • Publication number: 20240185766
    Abstract: A scan circuit is provided. The scan circuit includes a plurality of stages. A respective stage of the scan circuit includes a second processing subcircuit, which includes a first capacitor, a sixth transistor, and a seventh transistor. The respective stage of the scan circuit further includes a sixth connecting line connecting a first electrode of the seventh transistor, a second electrode of the sixth transistor, and a second capacitor electrode of the first capacitor together. The sixth connecting line crosses over both the first capacitor electrode and the second capacitor electrode of the first capacitor.
    Type: Application
    Filed: November 1, 2021
    Publication date: June 6, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yao Huang, Meng Li, Tianyi Cheng, Doyoung Kim, Long Ma
  • Publication number: 20240188389
    Abstract: A display apparatus, and a display panel and a manufacturing method therefor. The display panel includes a substrate, a driving device layer, a planarization layer, a light emitting layer, a blocking dam, a first inorganic encapsulation layer, an organic encapsulation layer and a second an organic encapsulation layer. The organic encapsulation layer is arranged on a surface of the first inorganic encapsulation layer away from the substrate, and an orthographic projection of the planarization layer on the substrate is located within an orthographic projection of the organic encapsulation layer on the substrate.
    Type: Application
    Filed: November 17, 2021
    Publication date: June 6, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jiang LIU, Dawei WANG
  • Publication number: 20240188376
    Abstract: A support member, a display module and a display device are provided. The support member is configured for supporting a display panel and includes: a first support plate, being a flexible plate, the first support plate includes a first deformable region defined with a plurality of openings; a first adhesive layer, arranged on a side of the first support plate; and a second support plate, bonded to the side of the first support plate through the first adhesive layer, where a rigidity of the second support plate is greater than a rigidity of the first support plate, and the second support plate includes a second deformable region fitted and fixed with the first deformable region and corresponds to the bending region of the display panel.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 6, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiangdong WEI, Xiaoxia LIU, Xiaodong HAO, Danyang BI, Wei CHEN, Wei GONG, Yi ZHANG
  • Publication number: 20240184025
    Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. Connecting lines of centers of orthographic projections of light-emitting regions of four second-color sub-pixels on the base substrate form a first trapezoid, and at least one edge of the first trapezoid is located outside orthographic projections of light-emitting regions of respective sub-pixels on the base substrate.
    Type: Application
    Filed: February 9, 2024
    Publication date: June 6, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fengli JI, Chang LUO, Jianpeng WU, Lujiang HUANGFU
  • Patent number: 12001035
    Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. In three sub-pixels of different colors which are adjacent to each other, orthographic projections of light-emitting layers of at least two sub-pixels adjacent to each other on the base substrate are overlapped or connected, and a spacing is disposed between at least part of the light-emitting layers of two sub-pixels which are adjacent to each other.
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fengli Ji, Chang Luo, Jianpeng Wu, Lujiang Huangfu
  • Patent number: 12002401
    Abstract: A gamma correction method and apparatus, electronic device and readable storage medium.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ting Han, Yuanzhang Zhu
  • Patent number: 12004391
    Abstract: A display substrate and a display substrate are provided. The display substrate includes a first signal line, and the first signal line includes a first signal line portion in the display region and a second signal line portion in the peripheral region. The second signal line portion of the first signal line includes a first sub-portion, a second sub-portion and a third sub-portion which are sequentially connected; the first sub-portion and the third sub-portion both include a curved structure, and the second sub-portion is in a linear structure; and the display substrate further includes a first compensation electrode in the peripheral region, and the first compensation electrode is overlapped with the second sub-portion of the second signal line portion of the first signal line in a direction perpendicular to the base substrate to form a compensation capacitor.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gen Li, Huijuan Yang, Tiaomei Zhang, Yuqian Pang, Jingwen Zhang
  • Patent number: 12004387
    Abstract: A display substrate and a manufacturing method thereof, and a display device are disclosed. The display substrate includes a base substrate, lead wires, a plurality of contact pads, a first insulation laminated layer, and a second insulation laminated layer. The base substrate includes a display region, a dam region at least partially surrounding the display region, a transition region on a side of the dam region away from the display region, and a first bonding region and a bonding peripheral region on a side of the transition region away from the dam region. The plurality of contact pads is in the first bonding region and configured to be electrically connected to the lead wires. The first insulation laminated layer is in the first bonding region. The second insulation laminated layer is in the bonding peripheral region.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongwei Ma, Xiangdan Dong, Rui Wang
  • Patent number: 12004392
    Abstract: A display panel and a display device are provided. The display panel comprises a substrate, a plurality of sub-pixels, a plurality of data lines, a plurality of wiring structures and a plurality of pads. The substrate comprises a display area and a non-display area comprising a bending area. The sub-pixels and data lines are in the display area and electrically connected with each other. The wiring structures are in the bending area and electrically connected with the data lines. At least one wiring structure comprises a plurality of hollow patterns connected successively, each hollow pattern comprises a first conductive part and a second conductive part connected with each other. The plurality of pads are in the non-display area and located on a side of the plurality of wiring structures away from the display area and electrically connected with the plurality of wiring structures.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Benlian Wang, Li Wang, Yipeng Chen, Yueping Zuo, Zheng Liu
  • Patent number: 12004395
    Abstract: A display substrate includes a plurality of pixel units arranged to form a plurality of pixel columns extending along a first direction, the display substrate further includes a plurality of groups of power source signal lines and pixel driving circuits located on the substrate, each group of power source signal lines includes a plurality of secondary signal lines, the pixel driving circuits of the pixel units in each pixel column are connected to different secondary signal lines in a same group of power source signal lines, each secondary signal line extends along the first direction from a starting end of the power source signal lines, extension lengths of the secondary signal lines in the same group of power source signal lines are different, and resistance values per unit length of different secondary signal lines along the first direction decrease as total lengths of the secondary signal lines increase.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Huatao Li, Zhiguang Zhang, Lei Feng, Jianhang Fu
  • Patent number: 12001637
    Abstract: A touch module includes a carrier layer, a first metal mesh layer, an insulating layer, and a second metal mesh layer which are stacked; the first metal mesh layer includes a second electrode located in a third region, the second metal mesh layer includes a first electrode located in a second region, and the third region overlaps the second region. In this case, the capacitive signal intensity of a touch unit formed by the first electrode and the second electrode is large. On this basis, by arranging the second region and the third region at a position corresponding to an opening or an arc corner of the display screen, the touch precision and the touch sensitivity at the position can be effectively improved.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Qing Gong
  • Patent number: 12004367
    Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes: a base substrate at least including a pixel area and a hole area; a plurality of sub-pixels arranged on the base substrate and located in the pixel area; a hole in the hole area; a first barrier dam arranged between the sub-pixels and the hole and at least partially surrounding the hole; an organic material layer including at least one film layer, wherein an orthographic projection of the organic material layer on the base substrate falls within the pixel area; and a filling structure, wherein at least a portion of the filling structure is arranged between the hole and the first barrier dam, and the filling structure and the at least one film layer of the organic material layer are located in the same layer and include the same material.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xin Zhang, Yupeng He, Yang Zhou, Wei Wang, Xiaofeng Jiang, Yu Wang, Lulu Yang, Yiyang Zhang, Guanghui Yang, Jiaming Lu, Rui Hao, Qun Ma, Pu Liu, Liudong Zhu, Qiang Huang, Bin He, Dinan Duan, Haiyong Bai, Xin Li, Ruiqi Wei
  • Patent number: 12004375
    Abstract: Provided is a pixel defining layer of an organic light-emitting diode display panel. The pixel defining layer includes: an insulating transparent cladding layer; and a reflecting layer in the transparent cladding layer, wherein the reflecting layer is configured to reflect light emitted from a light-emitting layer of the organic light-emitting diode display panel. Organic light-emitting diode display panels and methods for manufacturing an organic light-emitting diode display panel are also provided.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Biao Xu, Hungchieh Hu, Heng Yang
  • Patent number: 12003093
    Abstract: Disclosed are an electrostatic protection circuit, a display substrate and a display apparatus. The electrostatic protection circuit includes: a plurality of first transistors (11) on a base substrate, each of which includes a gate, an active layer (112), a first electrode (113), a second electrode (114) and a connection part (115). Gates of the first transistors (11) are connected to each other to form a control line (12). The first electrode (113) of each first transistor (11) is electrically connected to a panel crack detect line (PL), the connection part (115) is connected between the first electrode (113) and the second electrode (114), and the active layer (112) and the gate of each first transistor (11) are arranged in an overlapping manner and insulated and separated from each other to form a first capacitor. The control line (12) is electrically connected to a first power supply line (VSS).
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianchang Cai, Yue Long, Yudiao Cheng, Hongjun Zhou, Lili Du
  • Patent number: 12004376
    Abstract: Provided are a display motherboard, a preparation method thereof, a display substrate and a display device. The display motherboard includes a plurality of display substrate regions and a cutting region located at a periphery of each of the plurality of display substrate regions; the display motherboard includes a driving structure layer arranged in each of the plurality of display substrate regions and a marking structure layer arranged in each cutting region, wherein the marking structure layer includes a cutting mark layer; and a planarization layer arranged on the driving structure layer and the marking structure layer, and covering the marking structure layer.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Linhong Han, Yi Zhang, Guangzhou Zhao, Yiyang Zhang, Yuqing Yang, Tingliang Liu, Pengfei Yu, Yang Zhou, Qun Ma, Xiping Li, Shikai Qin, Weiyun Huang, Yue Long
  • Patent number: 12004389
    Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes sub-pixel includes a pixel circuit, and the pixel circuit includes a light emitting element, a storage capacitor, a driving transistor, a data writing transistor, a data line and a first connection structure. The driving transistor is configured to control the light emitting element to emit light; the data line is connected to the first electrode of the data writing transistor and configured to provide a data signal for the data writing transistor; the data writing transistor is configured to write the data signal into the gate electrode of the driving transistor; and the first connection structure is connected to both the gate electrode of the driving transistor and a first electrode plate of the storage capacitor, and the first connection structure and the data line are provided in different layers.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huijuan Yang, Tingliang Liu, Shun Zhang, Pengfei Yu, Yu Wang, Hao Zhang
  • Patent number: 12004394
    Abstract: The disclosure discloses a display substrate and a display device. The display substrate includes a base substrate, and a first wire layer, a first insulating layer, a transitional connection layer, a second insulating layer, a third insulating layer, and a second wire layer sequentially arranged on a wire changing region of the substrate; first wires of the first wire layer are electrically connected to electrical connection portions of the transitional connection layer through a first opening of the first insulating layer, and the electrical connection portions are electrically connected to second wires of the second wire layer through a second opening of the second insulating layer and a third opening of the third insulating layer; at least two of a projection of the first opening, a projection of the second opening, or a projection of the third opening on the substrate are staggered in positions.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: June 4, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fan He, Hongwei Ma, Xiangdan Dong
  • Patent number: 12002424
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of subpixels provided on the base substrate. Each subpixel includes a pixel circuit. The plurality of subpixels include first subpixels. The display substrate further includes power lines. Each power line is configured to provide a first supply voltage for the corresponding first subpixels, the power line is provided on a side of the pixel electrode of the first subpixel near the base substrate, and the power line includes a power line main body and a power line protrusion protruded from the power line main body. The power line protrusion is at least partially overlapped with the pixel electrode of the first subpixel in a direction perpendicular to the base substrate. The display substrate can effectively improve the display quality.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: June 4, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guo Liu, Shilong Wang, Tiaomei Zhang, Jidong Li, Tong Niu, Siyu Wang