Patents by Inventor Xiangdan Dong

Xiangdan Dong 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: 20230073626
    Abstract: Disclosed are a display panel and a display device. In the display panel, at least one first data connection portion is respectively electrically connected to at least one data line and at least one first data transmission line through a first data via hole; at least one row of first-type sub-pixels corresponds to at least one first data connection portion; for a first scanning line and the first data connection portion corresponding to the same row of sub-pixels, and the first data line and the first data transmission line electrically connected through the first data connection portion, the orthographic projections of the first data connection portion and the first scanning line have an overlapping area, and the orthographic projections of the first data line and the first data transmission line are not overlapped with the orthographic projection of the first scanning line.
    Type: Application
    Filed: March 18, 2020
    Publication date: March 9, 2023
    Inventors: Mengmeng DU, Xiangdan DONG, Yixiang YANG, Junxi WANG, Bo ZHANG, Jiping ZHAO
  • Publication number: 20230061339
    Abstract: A display substrate and a display panel, the display substrate includes a display region and a peripheral region surrounding the display region, the peripheral region has a first linear edge portion extending in a first direction, a second linear edge portion extending in a second direction and a corner edge portion connecting the first linear edge portion and the second linear edge portion, the first direction and the second direction intersect to each other, and a minimum distance between at least a portion of the corner edge portion and an adjacent edge of the display region is smaller than a minimum distance between the first linear edge portion and/or the second linear edge portion and an adjacent edge of the display region, so as to form a concave portion in the corner edge portion towards the display region.
    Type: Application
    Filed: March 23, 2021
    Publication date: March 2, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangdan DONG, Yu WANG, Rong WANG
  • Patent number: 11592947
    Abstract: A touch structure and a touch display panel are provided. The touch structure includes a first touch; the first touch electrode includes a plurality of first touch electrode portions connected in series, each of the first touch electrode portions includes a first main body portion and a plurality of first finger portions, and the plurality of first finger portions protrude from the first main body portion; at least one first finger portion of at least one of the plurality of first touch electrode portions includes a first finger effective electrode and a first finger dummy electrode, the first finger dummy electrode is insulated from the first finger effective electrode, and the first finger effective electrode is connected with the first main body portion.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: February 28, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fan He, Kemeng Tong, Cong Fan, Xiangdan Dong, Shun Zhang, Ping Wen, Yi Zhang, Yu Wang, Siyu Wang, Tingliang Liu, Chang Luo
  • Patent number: 11594184
    Abstract: A display substrate and a manufacturing method, and a display device are provided. The display substrate includes a base substrate including a display region and a periphery region; and a shift register unit, a first power line and a second power line; an orthographic projection of the first power line on the base substrate is on a side of an orthographic projection of the shift register unit on the base substrate closer to the display region, an orthographic projection of the second power line on the base substrate is on a side of the orthographic projection of the shift register unit on the base substrate away from the display region, and the orthographic projection of the shift register unit on the base substrate is between the orthographic projection of the first power line on the base substrate and the orthographic projection of the second power line on the base substrate.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: February 28, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng Xiao, Haigang Qing, Xiangdan Dong
  • Publication number: 20230038017
    Abstract: A display substrate and a display device are provided.
    Type: Application
    Filed: November 28, 2019
    Publication date: February 9, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO.,LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yulong WEI, Xiangdan DONG
  • Patent number: 11568807
    Abstract: A display substrate, a method for driving a display substrate and a display device are provided. The display substrate includes a display area, pixel units are arranged in the display area, the display area includes a first area and a second area which are arranged along a second direction, quantities of the pixel units arranged along the first direction in the first area are the same, and a quantity of the pixel units in any row in the second area is less than that of the pixel units in any row in the first area; the display substrate further includes a compensation area, a load compensation unit is arranged in the compensation area, the gate line in the second area and the data line in the first area extend to the compensation area, and the load compensation unit is coupled with the gate line and the data line.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: January 31, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiwen Chu, Xiangdan Dong, Bo Zhang, Yulong Wei
  • Publication number: 20230024214
    Abstract: A flexible display panel and a manufacturing method thereof, and a flexible display apparatus are disclosed. The flexible display panel includes: a flexible substrate, the flexible substrate including a display area, a peripheral area, a welding area and a bending area, and the bending area including a first edge; and the flexible display panel further includes: a barrier and an organic insulation layer, wherein the peripheral area includes a peripheral transition area between the bending area and the display area, the organic insulation layer in the peripheral transition area is provided with a first groove, the first groove is on one side of the barrier and extends along a direction substantially parallel to a bending axis, and the first groove is on one side of the first edge proximal to the display area.
    Type: Application
    Filed: December 20, 2019
    Publication date: January 26, 2023
    Inventors: Kemeng TONG, Xiangdan DONG, Fan HE
  • Publication number: 20230021609
    Abstract: A display substrate and a manufacturing method thereof, and a display device are disclosed. The display substrate includes a base substrate, a plurality of sub-pixels, at least one group of contact pads, and a first insulation layer. The base substrate includes a display region and a bonding region located at one side of the display region. At least one group of contact pads includes a plurality of contact pads, at least one of the plurality of contact pads includes a first contact pad metal layer and a second contact pad metal layer, the second contact pad metal layer covers an edge of the first contact pad metal layer. The first insulation layer is located in gaps between the plurality of contact pads and covers edges of the plurality of contact pads, and is configured to expose surfaces of the plurality of contact pads facing away from the base substrate.
    Type: Application
    Filed: September 30, 2022
    Publication date: January 26, 2023
    Inventors: Mengmeng DU, Xiangdan DONG, Hongwei MA, Jun YAN, Bo CHENG, Biao LIU
  • Publication number: 20220416201
    Abstract: Disclosed are a display panel and a display device. The display panel comprises a driving backboard, a touch-control layer, a first inorganic layer and a first organic layer, wherein the driving backboard is provided with a display area and a peripheral area surrounding the display area, the peripheral area comprising a binding area; the touch-control layer comprises a first touch-control electrode layer, an insulating layer and a second touch-control electrode layer; the first inorganic layer and the first organic layer are arranged in the binding area, the first inorganic layer and the insulating layer of the touch-control layer are arranged on the same layer, the first organic layer and an organic layer of the display area are arranged on the same layer, the first organic layer is located on one side of the first inorganic layer that is away from the display area.
    Type: Application
    Filed: June 18, 2021
    Publication date: December 29, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Cong FAN, Fan HE, Kemeng TONG, Xiangdan DONG
  • Patent number: 11538883
    Abstract: An OLED display panel and a manufacturing method thereof, and an OLED display device are disclosed. The OLED display panel includes a base substrate; a first film layer and a second film layer, sequentially provided on the base substrate, a first via-hole penetrating through the first film layer being provided in the first film layer, a second via-hole penetrating through the second film layer being provided in the second film layer at a position corresponding to the first via-hole, the second via-hole being in communication with the first via-hole, and the first film layer and the second film layer form a first step at a position of the second via-hole; and a connection wire, provided in both the first via-hole and the second via-hole and overlying the first step.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: December 27, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Young Yik Ko, Xiangdan Dong
  • Patent number: 11537256
    Abstract: A touch substrate and a method for manufacturing the same, and a display device are provided. The touch substrate includes: a base substrate; a plurality of first electrodes including body segments arranged in an electrode pattern layer; a plurality of second electrodes including body segments arranged in the electrode pattern layer, wherein the first electrodes and the second electrodes intersect at intersection areas on the touch substrate; and an insulating layer arranged on a side of the electrode pattern layer away from the base substrate and provided with first via holes and second via holes; wherein each first electrode includes a first conductive bridge, each second electrode includes a second conductive bridge, and in an intersection area, two adjacent body segments of a first electrode are electrically connected through the first conductive bridge, and/or two adjacent body segments of a second electrode are electrically connected through the second conductive bridge.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: December 27, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fan He, Xiangdan Dong, Jun Yan, Bo Cheng, Zhengwei Luo, Kemeng Tong
  • Patent number: 11537253
    Abstract: A touch substrate and a manufacturing method thereof, a touch display substrate and a touch display device are provided. The touch substrate includes: a touch structure, a first ground line, and at least one second ground line. The touch structure includes a sensor pattern and a touch line, the sensor pattern includes a plurality of first sensor patterns and a plurality of second sensor patterns, and the touch line includes a plurality of first touch lines and a plurality of second touch lines, the first sensor patterns is connected with the first touch line, and the second sensor pattern is connected with the second touch line. The first ground line is located at a periphery of the touch structure. The at least one second ground line is located at a side of the first ground line facing away from the touch structure.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: December 27, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Yan, Xiangdan Dong, Fan He, Lingran Wang, Bo Cheng, Mengmeng Du, Bo Zhang
  • Publication number: 20220404929
    Abstract: A touch electrode structure and a manufacture method thereof, a touch panel, and an electronic device are provided. The touch electrode structure includes a first touch electrode and a second touch electrode intersecting with each other to form a mutual capacitance for touch detection; the first touch electrode is longer than the second touch electrode; the first touch electrode includes a first hollow region, the second touch electrode includes a second hollow region, and a hollow area of the first touch electrode is greater than that of the second touch electrode; and the touch electrode structure further includes at least one first dummy electrode, which is within the first hollow region and is arranged in a same layer as at least part of the first touch electrode, and they are insulated from each other.
    Type: Application
    Filed: November 28, 2019
    Publication date: December 22, 2022
    Inventors: Xiaoqing SHU, Jiping ZHAO, Yunsheng XIAO, Xiangdan DONG, Fan HE, Zhengwei LUO
  • Publication number: 20220399423
    Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate, a pixel defining layer and at least one photo spacer. The pixel defining layer is disposed on the base substrate and includes a plurality of openings, the at least one photo spacer is disposed on a side of the pixel defining layer away from the base substrate. A distance from any point at a bottom of the at least one photo spacer contacting the pixel defining layer to an upper edge of a side wall of the plurality of openings is greater than or equal to 5 ?m.
    Type: Application
    Filed: November 29, 2019
    Publication date: December 15, 2022
    Inventors: Mengmeng DU, Xiangdan DONG, Qi LIU, Fan HE, Bo ZHANG
  • Publication number: 20220399422
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a display region and a peripheral region. The display region includes an opening, and the peripheral region includes a first peripheral region; the first peripheral region includes a first dam region, a second dam region, and an interval region; the display substrate includes a base substrate, a first conductive semiconductor pattern, a first conductive pattern, and a second conductive pattern; the first conductive pattern is insulated from the first conductive semiconductor pattern, and the second conductive pattern is insulated from the first conductive pattern; the second conductive pattern is electrically connected to the first conductive semiconductor pattern through via holes in the first peripheral region; and an arrangement density of the via holes in the interval region is smaller than an arrangement density of the via holes in the first dam region.
    Type: Application
    Filed: November 22, 2019
    Publication date: December 15, 2022
    Inventors: Bo ZHANG, Xiangdan DONG, Rong WANG
  • Publication number: 20220391040
    Abstract: A touch substrate and a touch display device are provided. The touch substrate includes a touch region and a notch region, a first notch touch electrode extending to the notch region, the touch substrate further includes a touch-driving connection line connected to the first notch touch electrode, the plurality of second touch electrodes includes at least one second disconnection touch electrode, each of the at least one second disconnection touch electrode includes a first sub portion and a second sub portion, the touch substrate further includes a bridge line and a shielding line, the bridge line connects the first sub portion and the second sub portion, an orthographic projection of at least a part of the shielding line on the base substrate is between an orthographic projection of the bridge line on the base substrate and an orthographic projection of the touch-driving connection line on the base substrate.
    Type: Application
    Filed: October 29, 2019
    Publication date: December 8, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO.,LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun YAN, Xiangdan DONG, Lingran WANG, Bo CHENG, Fan HE, Mengmeng DU
  • Publication number: 20220382432
    Abstract: A touch substrate and a touch display device are provided. The touch substrate includes a rounded-corner region, a touch-driving connection line connected with each first rounded-corner touch electrode, and a touch-sensing connection line connected with each second rounded-corner touch electrode, the touch-sensing connection line includes a first U-shaped bent portion and a first extension portion extending in a second direction, the first U-shaped bent portion includes a first bent portion, a second bent portion, and a first connection portion, the first bent portion is electrically connected with the second rounded-corner touch electrode, the second bent portion is connected with the first extension portion, and the first connection portion connects the first bent portion with the second bent portion, the first connection portion and the touch-driving connection line are arranged in different layers.
    Type: Application
    Filed: October 29, 2019
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun YAN, Lingran WANG, Xiangdan DONG, Bo CHENG, Fan HE, Mengmeng DU, Bo ZHANG
  • Publication number: 20220384541
    Abstract: A display panel and a manufacturing method thereof, and an alignment method are provided. The display panel includes a display substrate and a cover plate connected through an optical adhesive layer. The display substrate includes a plurality of light emitting elements, a pixel defining layer, and an encapsulation layer; the encapsulation layer includes a first inorganic encapsulation layer, a first organic encapsulation layer, and a second inorganic encapsulation layer; the display panel includes a display region and a frame region including a cutting region and a dam glue region where a dam glue is located; at least one of the plurality of cover plate alignment marks is between the dam glue and the display region and is overlapped with the second inorganic encapsulation layer, and at least one of the plurality of cover plate alignment marks is between the dam glue and the cutting region.
    Type: Application
    Filed: December 20, 2019
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo CHENG, Xiangdan DONG, Jun YAN, Fan HE, Qi LIU, Hongwei MA
  • Publication number: 20220384556
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, the base substrate includes a display region and a periphery region; a plurality of data signal transmission lines, a plurality of signal output pads, a plurality of signal input pads, and a plurality of test pads are located in the periphery region; a plurality of sub-pixels and a plurality of data lines are located in the display region; the plurality of data signal transmission lines are electrically connected with at least part of the plurality of data lines; the periphery region is provided with a plurality of electrostatic release elements located between the plurality of signal output pads and the plurality of test pads, each electrostatic release element is electrically connected with one data signal transmission line and is configured to release static electricity on the data signal transmission line.
    Type: Application
    Filed: November 29, 2019
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo ZHANG, Hongwei MA, Xiangdan DONG, Bo CHENG, Rong WANG
  • Publication number: 20220384555
    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: Application
    Filed: October 29, 2019
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongwei MA, Xiangdan DONG, Rui WANG