Patents by Inventor Xiaofeng Jiang

Xiaofeng Jiang 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: 12563930
    Abstract: Disclosed are a display substrate and a display device. The display substrate includes: a base substrate, a first gate layer, a second gate layer and a first conductive layer. The first gate layer includes a reset signal line extending in a first direction, and a first electrode block; the second gate layer includes a second electrode block, wherein the second electrode block is configured to form a storage capacitor with the first electrode block; and the first conductive layer includes a power line extending in a second direction, wherein the reset signal line and the power line have a first overlapped region, and the second electrode block and the power line have a second overlapped region. The width of the power line located in the first overlapped region is smaller than the width of the power line located in the second overlapped region.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: February 24, 2026
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lulu Yang, Tinghua Shang, Yi Qu, Xin Zhang, Huijun Li, Xiaofeng Jiang, Mengqi Wang, Meng Zhang, Siyu Wang
  • Publication number: 20260040786
    Abstract: A display substrate and a manufacture method thereof, and a display device are provided. The display substrate includes a display region and a peripheral region, the peripheral region includes a first scan driving circuit and a second scan driving circuit on a first side of the display region, the peripheral region further includes a binding region on a second side of the display region, the peripheral region includes an organic insulation layer, the organic insulation layer at least partially covers the first scan driving circuit and the second scan driving circuit, and includes a first groove that is in a strip shape and extends substantially along a first direction to expose a portion between the first scan driving circuit and the second scan driving circuit, the first groove also extends from the first side to the second side and extends substantially along a second direction on the second side.
    Type: Application
    Filed: October 9, 2025
    Publication date: February 5, 2026
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jie DAI, Pengfei YU, Lu BAI, Xiaofeng JIANG, Hao ZHANG, Siyu WANG, Huijuan YANG, Xin ZHANG
  • Patent number: 12499826
    Abstract: A display substrate and a display device are disclosed. In the display substrate, a plurality of openings include a plurality of opening groups, the plurality of opening groups include a plurality of opening group rows, each of the opening groups includes a first opening and a second opening, the plurality of opening group rows includes a first opening group row and a second opening group row, the spacer is located between the first opening of the first opening group row and the second opening of the second opening group row, an orthographic projection of the first opening includes a first long edge, and an orthographic projection of the second opening includes a second long edge, the first long edge is parallel to the second long edge, an extension line of the first long edge is misaligned from an extension line of the second long edge.
    Type: Grant
    Filed: October 11, 2023
    Date of Patent: December 16, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hao Zhang, Tingliang Liu, Yu Wang, Huijun Li, Huijuan Yang, Xiaofeng Jiang, Xin Zhang, Jie Dai, Lu Bai, Pengfei Yu, Tinghua Shang
  • Patent number: 12484392
    Abstract: A display substrate and a manufacture method thereof, and a display device are provided. The display substrate includes a display region and a peripheral region, the peripheral region includes a first scan driving circuit and a second scan driving circuit on a first side of the display region, the peripheral region further includes a binding region on a second side of the display region, the peripheral region includes an organic insulation layer, the organic insulation layer at least partially covers the first scan driving circuit and the second scan driving circuit, and includes a first groove that is in a strip shape and extends substantially along a first direction to expose a portion between the first scan driving circuit and the second scan driving circuit, and the first groove also extends from the first side to the second side and extends substantially along a second direction on the second side.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: November 25, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Jie Dai, Pengfei Yu, Lu Bai, Xiaofeng Jiang, Hao Zhang, Siyu Wang, Huijuan Yang, Xin Zhang
  • Publication number: 20250335321
    Abstract: As disclosed herein, an electronic adapter for facilitating testing of a Universal Serial Bus Type-C device is provided. The adapter may include a first Universal Serial Bus (USB) port for removably coupling with a host device. The adapter may include a USB connector for removably coupling with a first peripheral device. The USB connector may include a first row of pins and a second row of pins. The adapter may include at least one integrated circuit configured to digitally switch between using the first set of pins and the second set of pins to enable a communication between the host device and the first peripheral device. A method, a system, and a non-transitory computer-readable storage medium are also disclosed.
    Type: Application
    Filed: April 24, 2025
    Publication date: October 30, 2025
    Inventors: Lang Yao, Wenhua Zhou, Xiaofeng Jiang, Minzhi Li, Xiaodong Zhang
  • Patent number: 12446449
    Abstract: A display substrate is provided, including: a base substrate including at least pixel and hole areas; sub-pixels arranged on the base substrate and in the pixel area; a hole in the hole area; a first barrier dam between the sub-pixels and the hole and at least partially surrounding the hole; a functional film layer, an organic material layer and an encapsulating structure sequentially arranged on the display substrate in a direction away from the base substrate, an orthographic projection of the organic material layer on the base substrate falling within the pixel area, the organic material layer including at least one film layer; and a filling structure, at least a portion of which is arranged between the hole and the first barrier dam. The filling structure and the at least one film layer of the organic material layer are in the same layer and include the same material.
    Type: Grant
    Filed: April 25, 2024
    Date of Patent: October 14, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT 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: 12402495
    Abstract: A display apparatus and a method for manufacturing the display apparatus are provided. The display apparatus includes: a flexible panel which includes a display region and a non-display region, where the non-display region includes a bending sub-region and a back sub-region connected to the bending sub-region and arranged opposite to the display region, a multiplexer is arranged in the back sub-region; and a shielding electrode layer located on a side of the multiplexer away from the back sub-region, an orthographic projection of the multiplexer onto a plane where the shielding electrode layer is located being within the shielding electrode layer.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: August 26, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yu Wang, Linhong Han, Tingliang Liu, Yi Zhang, Huijuan Yang, Tinghua Shang, Yang Zhou, Pengfei Yu, Shun Zhang, Hao Zhang, Xiaofeng Jiang, Huijun Li
  • Patent number: 12356809
    Abstract: A display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a plurality of sub-pixels in the display region; a plurality of power lines in the display region, the plurality of power lines extending along a first direction, and being electrically connected to the plurality of sub-pixels and being configured to provide power signals for the plurality of sub-pixels; a plurality of dummy sub-pixels in the non-display region on one side of the display region along the first direction; and a plurality of dummy power lines in the non-display region, the plurality of dummy power lines extending along the first direction, the plurality of dummy power lines and the plurality of dummy sub-pixels being on the same side of the display region.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: July 8, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Meng Zhang, Tinghua Shang, Linhong Han, Lulu Yang, Yi Qu, Xin Zhang, Yupeng He, Huijun Li, Xiaofeng Jiang
  • Publication number: 20250218379
    Abstract: A display substrate, including a base substrate, and a driving circuit layer and light emitting elements formed on the base substrate, and in a same pixel circuit, an active general layer includes a first column-wise active portion including active layers of a data writing transistor and a first light emission control transistor, and a first active connection portion, an orthographic projection of the first active connection portion on the base substrate at least partially overlapping an orthographic projection of a corresponding power supply line on the base substrate, a dimension of the first active connection portion in a row direction of the pixel units less than a dimension of the active layer of the data writing transistor in the row direction, and a dimension of the active layer of the first light emission control transistor in the row direction. A display panel is further provided.
    Type: Application
    Filed: March 18, 2025
    Publication date: July 3, 2025
    Inventors: Huijun LI, Tinghua SHANG, Siyu WANG, Yan HUANG, Lulu YANG, Tingliang LIU, Huijuan YANG, Xiaofeng JIANG
  • Publication number: 20250194339
    Abstract: A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels on the base substrate. Each sub-pixels includes a pixel circuit. The plurality of sub-pixels include a first sub-pixel. The compensation sub-circuit of the first sub-pixel includes a first electrode, a second electrode, and a connection portion between the first electrode and the second electrode. The first drive electrode of the light-emitting element of the first sub-pixel includes a first main body portion including a first side parallel to a certain direction, and a first protruding portion protruding from the first side of the first main body portion. The first protruding portion at least partially overlaps with the connection portion of the compensation sub-circuit of the first sub-pixel in a direction perpendicular to the base substrate. The light-emitting element of the first sub-pixel is configured to emit green light.
    Type: Application
    Filed: February 25, 2025
    Publication date: June 12, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yi QU, Tinghua SHANG, Lulu YANG, Meng ZHANG, Siyu WANG, Xiaofeng JIANG, Yupeng HE, Huijun LI, Xin ZHANG
  • Publication number: 20250160158
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate; a pixel circuit layer, on the base substrate; an anode layer, at a side of the pixel circuit layer away from the base substrate, the pixel circuit layer includes a plurality of pixel driving circuits, the plurality of pixel driving circuits include a first pixel driving circuit, the anode layer includes a plurality of anodes, the plurality of anodes include a first anode, the first anode includes a first main body portion and a first connection portion, and the first connection portion is electrically connected to the first pixel driving circuit, an orthographic projection of the first anode on the base substrate covers one thin film transistor in the first pixel driving circuit.
    Type: Application
    Filed: January 15, 2025
    Publication date: May 15, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lulu YANG, Tinghua SHANG, Guomeng ZHANG, Yu WANG, Xiaofeng JIANG, Xin ZHANG, Yupeng HE, Yi QU, Biao LIU, Mengmeng DU, Xiangdan DONG, Hongwei MA
  • Patent number: 12302721
    Abstract: A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels on the base substrate. Each sub-pixels includes a pixel circuit. The plurality of sub-pixels include a first sub-pixel. The compensation sub-circuit of the first sub-pixel includes a first electrode, a second electrode, and a connection portion between the first electrode and the second electrode. The first drive electrode of the light-emitting element of the first sub-pixel includes a first main body portion including a first side parallel to a certain direction, and a first protruding portion protruding from the first side of the first main body portion. The first protruding portion at least partially overlaps with the connection portion of the compensation sub-circuit of the first sub-pixel in a direction perpendicular to the base substrate. The light-emitting element of the first sub-pixel is configured to emit green light.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: May 13, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yi Qu, Tinghua Shang, Lulu Yang, Meng Zhang, Siyu Wang, Xiaofeng Jiang, Yupeng He, Huijun Li, Xin Zhang
  • Patent number: 12293725
    Abstract: A display substrate, a manufacturing method and a display device are provided. At least one of the plurality of shift register units in the scan driving circuit includes an output circuit including an output transistor and an output reset transistor; a length of the active layer of the output transistor/the output reset transistor in the first direction is a first length/a second length, and a sum thereof is an output active length; a smaller one of minimum width of the active layer of the output transistor and the output reset transistor in a second direction is a first output active width, the first direction intersects the second direction; a ratio of the output active length to the first output active width is within a first predetermined ratio range greater than or equal to 3 and less than or equal to 11.
    Type: Grant
    Filed: December 19, 2023
    Date of Patent: May 6, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lu Bai, Haigang Qing, Pengfei Yu, Jie Dai, Xiaofeng Jiang
  • Patent number: 12283244
    Abstract: A display substrate, including a base substrate, and a driving circuit layer and light emitting elements formed on the base substrate, and in a same pixel circuit, an active general layer includes a first column-wise active portion including active layers of a data writing transistor and a first light emission control transistor, and a first active connection portion, an orthographic projection of the first active connection portion on the base substrate at least partially overlapping an orthographic projection of a corresponding power supply line on the base substrate, a dimension of the first active connection portion in a row direction of the pixel units less than a dimension of the active layer of the data writing transistor in the row direction, and a dimension of the active layer of the first light emission control transistor in the row direction. A display panel is further provided.
    Type: Grant
    Filed: June 12, 2024
    Date of Patent: April 22, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huijun Li, Tinghua Shang, Siyu Wang, Yan Huang, Lulu Yang, Tingliang Liu, Huijuan Yang, Xiaofeng Jiang
  • Patent number: 12262611
    Abstract: Disclosed are a display panel and a display device. The display panel comprises: a base substrate, a plurality of scanning lines, a first insulating layer, a plurality of data lines, an interlayer insulating layer, and an auxiliary power line. The auxiliary power line comprises: a plurality of sub-auxiliary power lines and a plurality of auxiliary conduction lines; the plurality of sub-auxiliary power lines are arranged in a first direction and extend in a second direction, and two sub-auxiliary power lines that are at least partially adjacent are electrically connected by means of at least one auxiliary conduction line; the orthographic projection of at least one of the plurality of auxiliary conduction lines on the base substrate does not overlap the orthographic projections of the scanning lines on the base substrate.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: March 25, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Huijun Li, Tingliang Liu, Tinghua Shang, Huijuan Yang, Lulu Yang, Xiaofeng Jiang, Yi Qu, Xin Zhang, Meng Zhang, Junxi Wang, Siyu Wang, Lu Bai, Jie Dai, Hao Zhang, Yu Wang, Mengqi Wang
  • Patent number: 12245474
    Abstract: An array substrate is provided. The array substrate includes a gate line; a data line; a voltage supply line; and a pixel driving circuit. The pixel driving circuit includes a plurality of transistors and a storage capacitor. The storage capacitor includes a first capacitor electrode, a second capacitor electrode, and an insulating layer between the first capacitor electrode and the second capacitor electrode. The second capacitor electrode is electrically connected to the voltage supply line. The second capacitor electrode includes a first portion and a second portion as parts of a first unitary structure in a respective subpixel. The voltage supply line crosses over the first portion by a first crossing-over distance. The data line crosses over the second portion by a second crossing-over distance. The first crossing-over distance is greater than the second crossing-over distance.
    Type: Grant
    Filed: December 25, 2020
    Date of Patent: March 4, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Siyu Wang, Tinghua Shang, Yi Zhang, Chang Luo, Huijuan Yang, Xiaofeng Jiang, Yongjie Song, Shun Zhang, Lulu Yang
  • Publication number: 20250072210
    Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. A pixel region is provided with a light emission function layer on a base substrate of the display substrate, and a separation region is provided with at least one first barrier structure. The first barrier structure includes a stopper pattern and a first separation component. A side surface of the first separation component has a recess, and a portion of the light emission function layer extending to the separation region is disconnected on the side of the first separation component. The separation region is provided with an inorganic layer structure on the base substrate. The inorganic layer structure includes multiple stacked inorganic film layers, the stopper pattern is located between two adjacent inorganic film layers and the first separation component is located on a side of the inorganic layer structure away from the base substrate.
    Type: Application
    Filed: November 13, 2024
    Publication date: February 27, 2025
    Inventors: Yupeng HE, Yang ZHOU, Xin ZHANG, Pengfei YU, Xiaofeng JIANG, Yi QU, Lulu YANG, Huijun LI, Meng ZHANG
  • Patent number: 12232384
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, a pixel circuit layer and an anode layer; the pixel circuit layer includes a plurality of pixel driving circuits, the anode layer includes a plurality of anode groups, each of the plurality of anode groups includes a first anode and a second anode which are oppositely arranged, the first anode includes a first main body portion and a first connection portion, the first anode further includes an extension portion and an anode compensation portion, an orthographic projection of the anode compensation portion on the base substrate covers one thin film transistor in the pixel driving circuit connected to the first connection portion.
    Type: Grant
    Filed: December 14, 2023
    Date of Patent: February 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lulu Yang, Tinghua Shang, Guomeng Zhang, Yu Wang, Xiaofeng Jiang, Xin Zhang, Yupeng He, Yi Qu, Biao Liu, Mengmeng Du, Xiangdan Dong, Hongwei Ma
  • Patent number: 12225759
    Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. A pixel region is provided with a light emission function layer on a base substrate of the display substrate, and a separation region is provided with at least one first barrier structure. The first barrier structure includes a stopper pattern and a first separation component. A side surface of the first separation component has a recess, and a portion of the light emission function layer extending to the separation region is disconnected on the side of the first separation component. The separation region is provided with an inorganic layer structure on the base substrate. The inorganic layer structure includes multiple stacked inorganic film layers, the stopper pattern is located between two adjacent inorganic film layers and the first separation component is located on a side of the inorganic layer structure away from the base substrate.
    Type: Grant
    Filed: November 15, 2023
    Date of Patent: February 11, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Yupeng He, Yang Zhou, Xin Zhang, Pengfei Yu, Xiaofeng Jiang, Yi Qu, Lulu Yang, Huijun Li, Meng Zhang
  • Publication number: 20250024724
    Abstract: A display substrate and a display apparatus. In the display substrate, tat least one of the inter-opening region, the first opening peripheral region and the second opening peripheral region includes a dummy sub-pixel; the display region surrounds these three regions; the first signal line passes through the inter-opening region, provides a display signal to the pixel array and passes through the dummy sub-pixel; the dummy pixel circuit of the dummy sub-pixel includes a compensation capacitor. The first electrode plate of the compensation capacitor is in the same layer as the first signal line and electrically connected with the first signal line; the second electrode plate of the compensation capacitor is in a different layer from and at least partially overlaps with the first electrode plate.
    Type: Application
    Filed: September 27, 2024
    Publication date: January 16, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huijuan YANG, Tingliang LIU, Xiaofeng JIANG, Yang ZHOU, Pengfei YU, Yupeng HE, Gen LI