Patents by Inventor Chenxing Wan

Chenxing Wan 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: 20240233651
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit, a first clock signal line, and a second clock signal line in a peripheral region; a first portion and a second portion of a first connection wire of the display substrate are connected to a first gate electrode of a first control transistor of the shift register unit; an orthographic projection of the first portion on the base substrate is on a side of an orthographic projection of an active layer of the first control transistor on the base substrate away from a display region; and an orthographic projection of the second portion on the base substrate is on a side of the orthographic projection of the active layer of the first control transistor on the base substrate close to the display region.
    Type: Application
    Filed: March 22, 2024
    Publication date: July 11, 2024
    Inventors: Pengfei YU, Qiang ZHANG, Tinghua SHANG, Lu BAI, Jie DAI, Chenxing WAN, Haigang QING
  • Publication number: 20240206268
    Abstract: A display substrate, and a display apparatus are provided. Multiple subpixels in the display substrate include first and second subpixels. Each subpixel includes a power signal line pattern and a light-emitting element. The power signal line pattern includes first and second power line portions. At least a part of the first power line portion extends in a second direction. The light-emitting element includes an anode pattern. The second power line portion includes a body portion, a first end portion, and a second end portion. Each of the subpixels further includes a power compensation pattern, and the power compensation pattern forms an integral structure with the body portion and the first power line portion.
    Type: Application
    Filed: February 29, 2024
    Publication date: June 20, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei YU, Haigang QING, Tinghua SHANG, Jie DAI, Lu BAI, Chenxing WAN, Yang ZHOU
  • Publication number: 20240179940
    Abstract: Provided are a display substrate and a preparation method thereof, and a display device. A display region and a binding region located at one side of the display region are comprised. The display region comprises a driving structure layer, an organic insulating layer disposed on the driving structure layer and a light-emitting element disposed on the organic insulating layer, the driving structure layer comprises a pixel driving circuit, and the light-emitting element is connected with the pixel driving circuit. The binding region comprises a binding structure layer, an organic insulating layer and an isolation dam disposed on the binding structure layer, and an inorganic encapsulation layer disposed on the organic insulating layer and the isolation dam, the binding structure layer comprises a power line connected with the pixel driving circuit; at least one isolation groove is disposed on the organic insulating layer of the binding region.
    Type: Application
    Filed: February 6, 2024
    Publication date: May 30, 2024
    Inventors: Pengfei YU, Chenxing WAN
  • Patent number: 11967286
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and includes a shift register unit, a first clock signal line, and a second clock signal line in a peripheral region; a first portion and a second portion of a first connection wire of the display substrate are connected to a first gate electrode of a first control transistor of the shift register unit; an orthographic projection of the first portion on the base substrate is on a side of an orthographic projection of an active layer of the first control transistor on the base substrate away from a display region; and an orthographic projection of the second portion on the base substrate is on a side of the orthographic projection of the active layer of the first control transistor on the base substrate close to the display region.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: April 23, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei Yu, Qiang Zhang, Tinghua Shang, Lu Bai, Jie Dai, Chenxing Wan, Haigang Qing
  • Patent number: 11963382
    Abstract: Provided are a display substrate and a preparation method thereof, and a display device. A display region and a binding region located at one side of the display region are comprised. The display region comprises a driving structure layer, an organic insulating layer disposed on the driving structure layer and a light-emitting element disposed on the organic insulating layer, the driving structure layer comprises a pixel driving circuit, and the light-emitting element is connected with the pixel driving circuit. The binding region comprises a binding structure layer, an organic insulating layer and an isolation dam disposed on the binding structure layer, and an inorganic encapsulation layer disposed on the organic insulating layer and the isolation dam, the binding structure layer comprises a power line connected with the pixel driving circuit; at least one isolation groove is disposed on the organic insulating layer of the binding region.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: April 16, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Pengfei Yu, Chenxing Wan
  • Patent number: 11950466
    Abstract: A display substrate, a method of manufacturing the same, and a display apparatus are provided. Multiple subpixels in the display substrate include first and second subpixels. Each subpixel includes a power signal line pattern and a light-emitting element. The power signal line pattern includes first and second power line portions. At least a part of the first power line portion extends in a second direction. The light-emitting element includes an anode pattern. In the display substrate, an overlap between the anode pattern of the first subpixel and the power signal line pattern is larger in area than an overlap between the anode pattern of the second subpixel and the power signal line pattern, an overlap between the anode pattern of the first subpixel and the first power line portion is larger in area than an overlap between the anode pattern of the first subpixel and the second power line portion.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: April 2, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei Yu, Haigang Qing, Tinghua Shang, Jie Dai, Lu Bai, Chenxing Wan, Yang Zhou
  • Publication number: 20240049570
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate has an opening region, a display region, and an opening peripheral region between the opening region and the display region, and includes a base substrate, the opening peripheral region includes a first barrier dam and an insulating protection layer, the first barrier dam at least partially surrounds the opening region, the insulating protection layer includes at least one first material removal region, and a projection of the first material removal region on the base substrate is overlapped with a projection of the first barrier dam on the base substrate; in the at least one first material removal region, a material of the insulating protection layer is at least partially removed, to form a recess portion in the insulating protection layer or a through hole penetrating the insulating protection layer.
    Type: Application
    Filed: April 29, 2021
    Publication date: February 8, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liudong ZHU, Yiyang ZHANG, Qun MA, Chenxing WAN, Jiahao GUO, Yuqing YANG
  • Patent number: 11665944
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a substrate; a first electrode; a second electrode; an organic light-emitting functional layer; a line scanning drive circuit located in a surrounding area; a first flat layer; a fixed potential signal line located in the surrounding area, wherein the fixed potential signal line includes a first and a second conductive parts; an overlapping area is formed between an orthographic projection of the second conductive part on the substrate and an orthographic projection of the line scanning drive circuit on the substrate; the second conductive part includes a plurality of first through holes; and a conductive connection layer; and the conductive connection layer and the second conductive part at least are in direct contact in the overlapping area between the second conductive part and the line scanning drive circuit.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: May 30, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Pengfei Yu, Haigang Qing, Tinghua Shang, Jie Dai, Lu Bai, Chenxing Wan, Qiang Zhang
  • Patent number: 11631832
    Abstract: An electroluminescent display panel and a display apparatus are provided. The display panel includes: a base substrate including a display region and a non-display region; an encapsulating structure on the base substrate, extending from the display region to the non-display region; and a crack dam structure on the base substrate, locating at an edge of the non-display region and on a side of the encapsulating structure away from the display region. The crack dam structure includes: an inorganic layer on the base substrate, including a plurality of dams and a plurality of slots, the dams and the grooves locating at an edge of a side of the inorganic layer away from the display region; and an organic layer, on the inorganic layer, covering at least the dams and fill the slots, wherein a surface of the organic layer away from the base substrate includes at least a non-planar structure.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: April 18, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chenxing Wan, Wang Ding
  • Patent number: 11489026
    Abstract: Embodiments of the present disclosure provide a display panel, a method of manufacturing the display panel, and a display apparatus with the display panel. The display panel includes: a substrate including a display area and a non-display area around the display area; at least one dam disposed in the non-display area of the substrate and having an undulated structure on a surface of the dam facing away from the substrate; and an encapsulation layer disposed on a side of the dam facing away from the substrate.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: November 1, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Wang Ding, Chuanyou He, Chenxing Wan
  • Patent number: 11476309
    Abstract: A display panel includes a base, at least one separation pillar, at least one protection pattern, and a light-emitting functional layer. The at least one separation pillar is disposed in the isolation region on the base, each separation pillar is disposed around the opening region, and a longitudinal section of the separation pillar perpendicular to an extending direction of the separation pillar is I-shaped. The at least one protection pattern is disposed on a surface of at least one separation pillar facing away from the base. The light-emitting functional layer is disposed at least in both the pixel region and the isolation region on a surface of the at least one protection pattern facing away from the base, wherein the light-emitting functional layer is disconnected at an inner side face and an outer side face of the separation pillar.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 18, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Wang Ding, Chenxing Wan, Fuwei Zou
  • Publication number: 20220319434
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and includes a shift register unit, a first clock signal line, and a second clock signal line in a peripheral region; a first portion and a second portion of a first connection wire of the display substrate are connected to a first gate electrode of a first control transistor of the shift register unit; an orthographic projection of the first portion on the base substrate is on a side of an orthographic projection of an active layer of the first control transistor on the base substrate away from a display region; and an orthographic projection of the second portion on the base substrate is on a side of the orthographic projection of the active layer of the first control transistor on the base substrate close to the display region.
    Type: Application
    Filed: September 30, 2020
    Publication date: October 6, 2022
    Inventors: Pengfei YU, Qiang ZHANG, Tinghua SHANG, Lu BAI, Jie DAI, Chenxing WAN, Haigang QING
  • Publication number: 20220320225
    Abstract: A display substrate and a method for manufacturing the same, and a display device. Each sub-pixel in the display substrate includes a power signal line pattern. The power signal line pattern includes a first power line portion and a second power line portion; a main body portion of the second power line portion and the first power line portion are arranged in a first direction and are spaced apart from each other; a first end portion of the second power line portion is respectively coupled with one end of the main body portion and the first power line portion; the second end portion is respectively coupled with the other end of the main body portion and the first power line portion; an aperture is defined between the first power line portion and the second power line portion.
    Type: Application
    Filed: August 31, 2020
    Publication date: October 6, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei YU, Haigang QING, Tinghua SHANG, Jie DAI, Lu BAI, Qiang ZHANG, Chenxing WAN, Yang ZHOU
  • Publication number: 20220310745
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a substrate; a first electrode; a second electrode; an organic light-emitting functional layer; a line scanning drive circuit located in a surrounding area; a first flat layer; a fixed potential signal line located in the surrounding area, wherein the fixed potential signal line includes a first and a second conductive parts; an overlapping area is formed between an orthographic projection of the second conductive part on the substrate and an orthographic projection of the line scanning drive circuit on the substrate; the second conductive part includes a plurality of first through holes; and a conductive connection layer; and the conductive connection layer and the second conductive part at least are in direct contact in the overlapping area between the second conductive part and the line scanning drive circuit.
    Type: Application
    Filed: August 6, 2020
    Publication date: September 29, 2022
    Inventors: Pengfei YU, Haigang Qing, Tinghua SHANG, Jie DAI, Lu BAI, Chenxing WAN, Qiang ZHANG
  • Publication number: 20220310750
    Abstract: A display substrate, a method of manufacturing the same, and a display apparatus are provided. Multiple subpixels in the display substrate include first and second subpixels. Each subpixel includes a power signal line pattern and a light-emitting element. The power signal line pattern includes first and second power line portions. At least a part of the first power line portion extends in a second direction. The light-emitting element includes an anode pattern. In the display substrate, an overlap between the anode pattern of the first subpixel and the power signal line pattern is larger in area than an overlap between the anode pattern of the second subpixel and the power signal line pattern, an overlap between the anode pattern of the first subpixel and the first power line portion is larger in area than an overlap between the anode pattern of the first subpixel and the second power line portion.
    Type: Application
    Filed: August 31, 2020
    Publication date: September 29, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei YU, Haigang QING, Tinghua SHANG, Jie DAI, Lu BAI, Chenxing WAN, Yang ZHOU
  • Publication number: 20220115625
    Abstract: Provided are a display substrate and a preparation method thereof, and a display device. A display region and a binding region located at one side of the display region are comprised. The display region comprises a driving structure layer, an organic insulating layer disposed on the driving structure layer and a light-emitting element disposed on the organic insulating layer, the driving structure layer comprises a pixel driving circuit, and the light-emitting element is connected with the pixel driving circuit. The binding region comprises a binding structure layer, an organic insulating layer and an isolation dam disposed on the binding structure layer, and an inorganic encapsulation layer disposed on the organic insulating layer and the isolation dam, the binding structure layer comprises a power line connected with the pixel driving circuit; at least one isolation groove is disposed on the organic insulating layer of the binding region.
    Type: Application
    Filed: April 21, 2020
    Publication date: April 14, 2022
    Inventors: Pengfei YU, Chenxing WAN
  • Publication number: 20210265594
    Abstract: An electroluminescent display panel and a display apparatus are provided. The display panel includes: a base substrate including a display region and a non-display region; an encapsulating structure on the base substrate, extending from the display region to the non-display region; and a crack dam structure on the base substrate, locating at an edge of the non-display region and on a side of the encapsulating structure away from the display region. The crack dam structure includes: an inorganic layer on the base substrate, including a plurality of dams and a plurality of slots, the dams and the grooves locating at an edge of a side of the inorganic layer away from the display region; and an organic layer, on the inorganic layer, covering at least the dams and fill the slots, wherein a surface of the organic layer away from the base substrate includes at least a non-planar structure.
    Type: Application
    Filed: March 20, 2020
    Publication date: August 26, 2021
    Inventors: Chenxing Wan, Wang Ding
  • Publication number: 20210028249
    Abstract: A display panel includes a base, at least one separation pillar, at least one protection pattern, and a light-emitting functional layer. The at least one separation pillar is disposed in the isolation region on the base, each separation pillar is disposed around the opening region, and a longitudinal section of the separation pillar perpendicular to an extending direction of the separation pillar is I-shaped. The at least one protection pattern is disposed on a surface of at least one separation pillar facing away from the base. The light-emitting functional layer is disposed at least in both the pixel region and the isolation region on a surface of the at least one protection pattern facing away from the base, wherein the light-emitting functional layer is disconnected at an inner side face and an outer side face of the separation pillar.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Inventors: Wang DING, Chenxing WAN, Fuwei ZOU
  • Publication number: 20200411615
    Abstract: Embodiments of the present disclosure provide a display panel, a method of manufacturing the display panel, and a display apparatus with the display panel. The display panel includes: a substrate including a display area and a non-display area around the display area; at least one dam disposed in the non-display area of the substrate and having an undulated structure on a surface of the dam facing away from the substrate; and an encapsulation layer disposed on a side of the dam facing away from the substrate.
    Type: Application
    Filed: June 24, 2020
    Publication date: December 31, 2020
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wang Ding, Chuanyou He, Chenxing Wan