Patents by Inventor Pengfei Yu

Pengfei Yu 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: 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
  • Publication number: 20250064965
    Abstract: An antibody-drug conjugate having improved affinity, and a preparation method therefor and an application thereof. Specifically, provided are an antibody drug conjugate as shown in formula (II), a pharmaceutically acceptable salt thereof, a stereoisomer thereof, or a solvate thereof. The antibody drug conjugate no only obviously improves the affinity of an antibody and a target protein, but also improves the hydrophilicity of an ADC molecule, and further improves the efficacy of tumor inhibition.
    Type: Application
    Filed: November 30, 2022
    Publication date: February 27, 2025
    Inventors: Hui DING, Tianyi KE, Haiyong YU, Yunlei XU, Fang LAO, Yan LIU, Xidong ZHANG, Pengfei RONG
  • Patent number: 12238997
    Abstract: A display substrate and a display device are provided. The display substrate includes repeating units, each repeating unit includes one first color sub-pixel, one second color sub-pixel pair and one third color sub-pixel, the second color sub-pixel pair includes two second color sub-pixels. In each repeating unit, a distance, along the first direction, between a center of the third color sub-pixel and a center of the second color sub-pixel pair is a first distance; two adjacent repeating units located in a same repeating unit group include a first repeating unit and a second repeating unit, a distance between a center of a second color sub-pixel pair in a third repeating unit adjacent to both the first repeating unit and the second repeating unit and a center of a third color sub-pixel in the first repeating unit is a second distance, and the first distance is different from the second distance.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: February 25, 2025
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Tinghua Shang, Yi Zhang, Tingliang Liu, Yang Zhou, Linhong Han, Pengfei Yu
  • Publication number: 20250063917
    Abstract: A display substrate and a display device are provided. The display substrate includes repeating units, each repeating unit includes one first color sub-pixel, one second color sub-pixel pair and one third color sub-pixel arranged along a first direction, the second color sub-pixel pair includes two second color sub-pixels arranged along a second direction. In each repeating unit, a distance, along the first direction, between a center of the third color sub-pixel and a center of the second color sub-pixel pair is a first distance; two adjacent repeating units arranged along the first direction include a first repeating unit and a second repeating unit, and half of a distance, along the first direction, between the center of the third color sub-pixel in the first repeating unit and a center of the first color sub-pixel in the second repeating unit is less than the first distance.
    Type: Application
    Filed: November 5, 2024
    Publication date: February 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tinghua SHANG, Yi ZHANG, Tingliang LIU, Yang ZHOU, Linhong HAN, Pengfei YU
  • Patent number: 12232378
    Abstract: A display panel and a display apparatus are provided; the display panel is divided into a display region and a non-display region at least partially surrounding the display region; a fan-out region is provided in the non-display region; the display panel includes a substrate and a first power trace provided on the substrate; a first portion of the first power trace is provided in the fan-out region and configured to transmit a first power signal; and the first portion includes: a sheet-shaped trace proximal to an edge of the display panel, and a plurality of stripe-shaped traces spaced apart from one another and extending from the sheet-shaped trace toward the display region. According to the present disclosure, the first power trace in the fan-out region is configured to include the plurality of strip-shaped traces.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: February 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Linhong Han, Yang Zhou, Yi Zhang, Tinghua Shang, Shikai Qin, Pengfei Yu
  • Patent number: 12232374
    Abstract: Embodiments of this disclosure provide a display substrate and a display device. The display substrate includes: sub-pixels located on a base substrate; a first conductive layer located on one side of the base substrate, and including signal lines sequentially disposed in a first direction and extending towards a second direction, and signal line bulges and anode adaptor parts located on the same side of the signal line and disposed alternately; and anodes located between the first conductive layer and a pixel defining layer. Each anode includes an effective part exposed by a corresponding sub-pixel opening, the effective parts of at least part of the sub-pixels have overlapping regions with the signal line bulges and the anode adaptor parts in the second direction, and the second direction is perpendicular to the first direction.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: February 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tinghua Shang, Yi Zhang, Haigang Qing, Pengfei Yu, Yang Zhou
  • Patent number: 12232382
    Abstract: A display substrate and manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit and a first clock signal line that are on the base substrate, the first clock signal line extends along a first direction on the base substrate and is configured to provide a first clock signal to the shift register unit, the shift register unit includes an input circuit, an output circuit, a first control circuit and an output control circuit, and the input circuit includes an input transistor, an active layer of the input transistor is in a strip shape extending along a second direction, and the second direction is different from the first direction.
    Type: Grant
    Filed: December 11, 2023
    Date of Patent: February 18, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei Yu, Lu Bai, Jie Dai, Linhong Han
  • 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
  • Patent number: 12224500
    Abstract: The electronic device includes a composite antenna including a slot antenna and a wire antenna. A first strip-shaped conductor of the slot antenna includes a first ground part, a second ground part, and a feeding part. The first ground part and the second ground part are respectively two ends of the first strip-shaped conductor. The feeding part is located between the first ground part and the second ground part. A second strip-shaped conductor of the wire antenna includes a first end and a second end. The first end of the second strip-shaped conductor is electrically connected to the first ground part. The second end of the second strip-shaped conductor is an open end.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: February 11, 2025
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hanyang Wang, Meng Hou, Dong Yu, Pengfei Wu, Xiaowei Zhang, Chuanbo Shi
  • 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
  • Patent number: 12183230
    Abstract: A display substrate, a detection method, and a display device. The display substrate includes: a substrate, including a display region and a peripheral region surrounding the display region; multiple subpixels, multiple data lines, arranged in the display region; a first control signal line, a second control signal line, a crack detection line, and at least one data detection line, arranged in the peripheral region, and the crack detection line is provided around the display region; multiple display screen detection units, arranged in the peripheral region, configured to transmit, according to a control signal provided by the first control signal line, a detection signal provided by the at least one data detection line to at least one of the multiple data lines; multiple crack detection units, arranged in the peripheral region.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: December 31, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Lu Bai, Pengfei Yu, Yi Zhang, Sen Du, Tingliang Liu, Li Song, Huijuan Yang, Xiaofeng Jiang, Yu Wang
  • Patent number: 12178086
    Abstract: A method, a network device and a terminal device for transmitting information are provided. The method includes: a network device sends downlink control information to a terminal device through control resource areas in a time domain scheduling unit, wherein the control resource areas include multiple types of control resource areas, different types of control resource areas are used for sending different types downlink control information, and a first type of control resource area in the multiple types of control resource areas comprises partial frequency domain resources pre-configured or semi-statically configured on each Orthogonal Frequency Division Multiplexing (OFDM) symbol in the time domain scheduling unit.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: December 24, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Linhong Han, Pengfei Yu, Tingliang Liu, Yi Zhang, Shikai Qin
  • Patent number: 12164339
    Abstract: The display panel (100) includes an active area (R1) and a non-active area (R2), the non-active area (R2) includes a bending area (R211) and a controlling area (R212), the display panel (100) includes a substrate (1), a multilayer insulating layer (2) and a back-film component (3), the multilayer insulating layer (2) has a depression part (21), the thickness of the back-film component (3) that is located within the active area (R1) is less than the thickness of the back-film component (3) that is located within the controlling area (R212), and is greater than the thickness of the back-film component (3) that is located within the bending area (R211), the display panel (100) has a marker (5), the marker (5) is located within the non-active area (R2), and is separately disposed around the depression part, and the marker is suitable for serving as a correction reference of the bending area.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yang Zhou, Linhong Han, Huijuan Yang, Pengfei Yu, Yupeng He, Xin Zhang, Lu Bai, Tinghua Shang
  • Publication number: 20240404463
    Abstract: A display substrate and manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit and a first clock signal line that are on the base substrate, the first clock signal line extends along a first direction on the base substrate and is configured to provide a first clock signal to the shift register unit, the shift register unit includes an input circuit, an output circuit, a first control circuit and an output control circuit, and the first control circuit includes a first control switch and a second control switch, an active layer of the first control switch and an active layer of the second control switch are a continuous control semiconductor layer, the control semiconductor layer extends along the first direction.
    Type: Application
    Filed: August 9, 2024
    Publication date: December 5, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei YU, Lu BAI, Jie DAI, Linhong HAN
  • Patent number: 12150369
    Abstract: The present disclosure provides a display panel, a display device, a test method, and a crack detection method. The display panel includes: a base substrate including a display area and a peripheral area; a plurality of sub-pixels in the display area; a plurality of data signal lines in the display area and electrically connected to the plurality of sub-pixels; a plurality of signal transmission lines in the peripheral area and electrically connected to the plurality of data signal lines; a plurality of multiplexers in the peripheral area; and a first test circuit on a side of the plurality of multiplexers away from the plurality of sub-pixels. The first test circuit includes a plurality of test components, each of at least a portion of the plurality of test components being electrically connected to at least two multiplexers.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: November 19, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Linhong Han, Meng Zhang, Yi Zhang, Pengfei Yu, Shikai Qin
  • Patent number: 12130667
    Abstract: The present disclosure provides a rollable display device and an intelligent terminal. The rollable display device comprises flexible display screen, lifting mechanism connected to a top end of the flexible display screen, and rollable screen mechanism connected to a bottom end of the flexible display screen, wherein the lifting mechanism is configured to drive the flexible display screen to move up or down; and the rollable screen mechanism is configured to unfold the flexible display screen when the lifting mechanism drives the flexible display screen to move up or roll up the flexible display screen when the lifting mechanism drives the flexible display screen to move down, thereby realizing lifting and rolling of the screen with no limitation to the volume of the display screen, reducing the occupied space of the display screen, overcoming the problem that the traditional display device is not portable and bringing convenience to users.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: October 29, 2024
    Assignee: SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD
    Inventors: Yubao Guo, Weixiong Chen, Pengfei Yu, Bosheng Tang, Tianpeng Han
  • Patent number: 12133430
    Abstract: A display substrate and a display apparatus. In the display substrate, at least one of the inter-opening region, the first opening peripheral region and the second opening peripheral region includes a virtual 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 virtual sub-pixel; the virtual pixel circuit of the virtual 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: Grant
    Filed: September 11, 2020
    Date of Patent: October 29, 2024
    Assignees: 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
  • Publication number: 20240334754
    Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate, a pixel driving circuit layer, a first planarization layer, an anode layer, a light emitting functional layer, and a spacer. The first planarization layer includes a first via hole, the anode layer includes a first anode and a second anode, the first anode includes a first main body portion and a first connection portion, the second anode includes a second main body portion and a second connection portion, the spacer is located between the first and second main body portions in adjacent anode group rows. An orthographic projection of a top of the spacer away from the base substrate on the base substrate is spaced apart from an edge of the orthographic projection of the light emitting portion on the base substrate.
    Type: Application
    Filed: June 12, 2024
    Publication date: October 3, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tinghua SHANG, Lulu YANG, Yang ZHOU, Pengfei YU, Huijuan YANG
  • Publication number: 20240315078
    Abstract: Embodiments of the present disclosure provide a display substrate and a display apparatus. The display substrate comprises: multiple repetition units, where at least one repetition unit includes multiple subpixels including include first subpixels and second subpixels. In the first subpixel, an orthographic projection of an anode adapter portion on a base substrate does not overlap an orthographic projection of a drive active layer on the base substrate, and an orthographic projection of a main body portion on the base substrate does not overlap the orthographic projection of the anode adapter portion on the base substrate. In the second subpixel, an orthographic projection of an anode adapter portion on the base substrate overlaps an orthographic projection of a drive active layer on the base substrate, and an orthographic projection of a main body portion on the base substrate overlaps the orthographic projection of the anode adapter portion on the base substrate.
    Type: Application
    Filed: May 23, 2024
    Publication date: September 19, 2024
    Inventors: Tinghua SHANG, Yi ZHANG, Haigang QING, Pengfei YU, Lulu YANG
  • Patent number: D1049714
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: November 5, 2024
    Inventors: Pengfei Yu, Tao Ma, Jin Ye