Patents by Inventor Pinchao GU

Pinchao GU 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: 20240431136
    Abstract: The display substrate includes a display area, a barrier wall disposing area, and a hole area, the display area surrounds the barrier wall disposing area, the barrier wall disposing area surrounds the hole area, and the method for manufacturing the display substrate includes: after a first electrode of a light emitting device of the display substrate is formed, removing a protective layer of the barrier wall disposing area, and exposing at least one circle of an initial barrier wall covered by the protective layer, the initial barrier wall is disposed around the hole area; and etching the at least one circle of the initial barrier wall, to form at least one circle of a barrier wall.
    Type: Application
    Filed: September 5, 2024
    Publication date: December 26, 2024
    Inventors: Pinchao GU, Weiyun HUANG, Donghua JIANG, Wuyang ZHAO
  • Publication number: 20240379062
    Abstract: A display substrate, a manufacturing method therefor, and a display apparatus are provided. The display substrate includes a display area (100) and a bezel area (300), the bezel area (300) includes a circuit area (310) and a partition area (320), the circuit area (310) includes a third gate driving circuit, a second gate driving circuit (GOA-2) and a first gate driving circuit (GOA-1) arranged in sequence along a direction away from the display area (100), the partition area (320) includes a power supply line, the power supply line includes a first branch (VSS-1) and a second branch (VSS-2); orthographic projections of the second branch (VSS-2) and the first branch (VSS-1) of the power supply line on the base substrate have an overlapped area.
    Type: Application
    Filed: December 28, 2021
    Publication date: November 14, 2024
    Inventors: Yao HUANG, Pinchao GU, Binyan WANG, Tianyi CHENG, Hongjun ZHOU
  • Publication number: 20240371325
    Abstract: A pixel circuit, a display substrate, a display panel, and a display device are provided. The pixel circuit includes: a first driving circuit, a second driving circuit, a first light-emitting control circuit, and a second light-emitting control circuit. The first light-emitting control circuit is configured to control a connection between the first driving circuit and the light-emitting element and a connection between the first driving circuit and the first power line to be turned on or off; the second light-emitting control circuit is configured to control a connection between the second driving circuit and the light-emitting element and a connection between the second driving circuit and the second power line to be turned on or off; the first driving circuit and the second driving circuit are configured to control a driving current for driving the light-emitting element to emit light based on the same data voltage.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao GU, Weiyun HUANG, Yudiao CHENG, Chao WU
  • Publication number: 20240357892
    Abstract: Disclosure provides a display substrate, a display panel and a display device. The display substrate includes a substrate, a drive circuit layer and a light emitting device layer sequentially on the substrate, a display region of the substrate includes first and second display regions on a side of the first display region, light transmittance of the first display region is larger than that of the second display region; the drive circuit layer includes first pixel circuits in bezel region around the display region, second pixel circuits in the second display region; the light emitting device layer includes first light emitting devices, second light emitting devices; each first light emitting device is electrically connected with each first pixel circuit; each second light emitting device is electrically connected with each second pixel circuits; a density of the first light emitting devices is same as a density of the second light emitting devices.
    Type: Application
    Filed: July 3, 2024
    Publication date: October 24, 2024
    Inventors: Weiyun HUANG, Jianchang CAI, Pinchao GU, Yuanyou QIU, Yao HUANG
  • Patent number: 12120903
    Abstract: The display substrate includes a display area, a barrier wall disposing area, and a hole area, the display area surrounds the barrier wall disposing area, the barrier wall disposing area surrounds the hole area, and the method for manufacturing the display substrate includes: after a first electrode of a light emitting device of the display substrate is formed, removing a protective layer of the barrier wall disposing area, and exposing at least one circle of an initial barrier wall covered by the protective layer, the initial barrier wall is disposed around the hole area; and etching the at least one circle of the initial barrier wall, to form at least one circle of a barrier wall, a notch is formed on at least one side surface of the barrier wall.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: October 15, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao Gu, Weiyun Huang, Donghua Jiang, Wuyang Zhao
  • Patent number: 12112696
    Abstract: A display substrate is provided with a setup region including an acquisition region and a transition region adjacent to the acquisition region. The display substrate includes: a base substrate; light emitting devices on the base substrate, at least a part of the light emitting devices are provided in each of the acquisition region and the transition region; and driving circuits on the base substrate, each of the driving circuits being configured to provide a driving signal to a corresponding light emitting device. A driving circuit corresponding to a light emitting device in the transition region is a first local driving circuit which is in the transition region. A driving circuit corresponding to a light emitting device in the acquisition region is a peripheral driving circuit which is in the transition region and is connected to the corresponding light emitting device in the acquisition region through a connection line.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: October 8, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao Gu, Yao Huang, Tianyi Cheng, Yue Long, Yuanyou Qiu, Meng Li
  • Publication number: 20240293813
    Abstract: The present disclosure provides a micro-fluidic substrate, a micro-fluidic structure and a driving method thereof. The micro-fluidic substrate of the preset disclosure includes a substrate, and a plurality of driving electrodes on the substrate and configured to drive a droplet to move, the plurality of driving electrodes being in a same layer with a gap space between adjacent driving electrodes. The micro-fluidic substrate further includes: at least one auxiliary electrode on the substrate and configured to drive the droplet to move, an orthographic projection of the auxiliary electrode on the substrate at least partially overlapping with an orthographic projection of the gap space on the substrate, and the auxiliary electrode and the driving electrodes being in different layers.
    Type: Application
    Filed: May 15, 2024
    Publication date: September 5, 2024
    Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaochuan CHEN, Xiaoliang DING, Lei WANG, Changfeng LI, Pinchao GU
  • Patent number: 12073788
    Abstract: A pixel circuit, a display substrate, a display panel, and a display device are provided. The pixel circuit includes: a first driving circuit, a second driving circuit, a first light-emitting control circuit, and a second light-emitting control circuit. The first light-emitting control circuit is configured to control a connection between the first driving circuit and the light-emitting element and a connection between the first driving circuit and the first power line to be turned on or off; the second light-emitting control circuit is configured to control a connection between the second driving circuit and the light-emitting element and a connection between the second driving circuit and the second power line to be turned on or off; the first driving circuit and the second driving circuit are configured to control a driving current for driving the light-emitting element to emit light based on the same data voltage.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: August 27, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao Gu, Weiyun Huang, Yudiao Cheng, Chao Wu
  • Patent number: 12069909
    Abstract: Disclosure provides a display substrate, a display panel and a display device. The display substrate includes a substrate, a drive circuit layer and a light emitting device layer sequentially on the substrate, a display region of the substrate includes first and second display regions on a side of the first display region, light transmittance of the first display region is larger than that of the second display region; the drive circuit layer includes first pixel circuits in bezel region around the display region, second pixel circuits in the second display region; the light emitting device layer includes first light emitting devices, second light emitting devices; each first light emitting device is electrically connected with each first pixel circuit; each second light emitting device is electrically connected with each second pixel circuits; a density of the first light emitting devices is same as a density of the second light emitting devices.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 20, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Weiyun Huang, Jianchang Cai, Pinchao Gu, Yuanyou Qiu, Yao Huang
  • Patent number: 12058905
    Abstract: A display substrate and a display substrate are provided. The display substrate includes a voltage bus line in the peripheral region, the voltage bus line at least partially surrounds the transparent region, and is configured to be connected with sub-pixels in a plurality of first pixel rows to provide a first voltage; the display substrate further includes a plurality of first signal lines extended along the first direction, and each first signal line includes a first signal line portion in the display region and a second signal line portion, which is electrically connected with the first signal line portion, in the peripheral region, and the second signal line portion includes a bent portion extended along the transparent region, bent portions of second signal line portions of the plurality of first signal lines are all located at a side of the voltage bus line close to the transparent region.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: August 6, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gen Li, Huijuan Yang, Pinchao Gu, Yuqian Pang, Jingwen Zhang
  • Publication number: 20240215348
    Abstract: An array substrate is provided. The array substrate includes a first adjacent data line and a second adjacent data line extending along a first direction. The first adjacent data line and the second adjacent data line extend from a same inter-column region between a first column of pixel driving circuit and a second column of pixel driving circuit in a display area into a boundary area between the first column of pixel driving circuit and a peripheral area. In the boundary area, the first adjacent data line and the second adjacent data line are in a same layer.
    Type: Application
    Filed: December 22, 2021
    Publication date: June 27, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Binyan Wang, Pinchao Gu, Long Ma, Tianyi Cheng
  • Patent number: 12017219
    Abstract: The present disclosure provides a micro-fluidic substrate, a micro-fluidic structure and a driving method thereof. The micro-fluidic substrate of the preset disclosure includes a substrate, and a plurality of driving electrodes on the substrate and configured to drive a droplet to move, the plurality of driving electrodes being in a same layer with a gap space between adjacent driving electrodes. The micro-fluidic substrate further includes: at least one auxiliary electrode on the substrate and configured to drive the droplet to move, an orthographic projection of the auxiliary electrode on the substrate at least partially overlapping with an orthographic projection of the gap space on the substrate, and the auxiliary electrode and the driving electrodes being in different layers.
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: June 25, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaochuan Chen, Xiaoliang Ding, Lei Wang, Changfeng Li, Pinchao Gu
  • Patent number: 11871605
    Abstract: This disclosure relates to a display panel and a manufacturing method thereof, and a display device. The display panel includes a display area, an opening area and an isolation area located between the display area and the opening area and surrounding the opening area, and includes: a base substrate; a driving circuit layer including a thin film transistor and a storage capacitor that are formed on the base substrate and located in the display area, the thin film transistor including a gate electrode, a first gate insulating layer, an interlayer dielectric layer and source and drain electrodes that are sequentially formed, the storage capacitor including a first electrode plate on the same layer as the gate electrode and a second electrode plate between the first gate insulating layer and the interlayer dielectric layer; a first isolation column formed on the base substrate and located in the isolation area.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: January 9, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weiyun Huang, Yudiao Cheng, Pinchao Gu
  • Publication number: 20230402006
    Abstract: A display substrate and a display device, the display substrate including first light emitting devices in a first display area, second light emitting devices in a second display area, first pixel driving circuits and second pixel driving circuits, the first pixel driving circuits and the first light emitting devices are correspondingly electrically connected, the second pixel driving circuits at least partially overlap with and are correspondingly electrically connected to the second light emitting devices, and at least one of the second pixel driving circuits has a gate connection electrode. The display substrate further includes connection leads, each of at least some of the connection leads is electrically connected to at least one first pixel driving circuit and one first light emitting device, and orthographic projections of the connection leads and the gate connection electrode on a base substrate do not overlap with each other.
    Type: Application
    Filed: October 30, 2020
    Publication date: December 14, 2023
    Inventors: Yuanyou QIU, Yao HUANG, Pinchao GU
  • Patent number: 11837144
    Abstract: The present application provides a displaying base plate and a displaying device, wherein the displaying base plate includes a transparent displaying region and an effective displaying region, the transparent displaying region includes a plurality of scanning lines, each of the scanning lines includes one or more first light emitting regions, a driving electrode of each of the first light emitting regions is connected to a corresponding driving circuit via a transparent trace, the transparent traces connected to the driving electrodes of a same one instance of the scanning lines are located in a same one layer, the plurality of scanning lines include at least a pair of neighboring first scanning line and second scanning line, and the transparent traces connected to the driving electrodes of the first scanning line and the transparent traces connected to the driving electrodes of the second scanning line are located in different layers.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: December 5, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili Du, Yue Long, Pinchao Gu, Yuanyou Qiu, Qiwei Wang, Tianyi Cheng
  • Patent number: 11829568
    Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes and a plurality of second mesh electrodes. The touch control structure is limited in a touch control region and absent in a window region surrounded by the touch control region. The touch control structure includes a plurality of window-adjacent mesh blocks and a plurality of capacitance-compensating conductive plates. A respective one of the plurality of capacitance-compensating plates is directly connected to at least one mesh line of a respective one of the plurality of window-adjacent mesh blocks. The plurality of capacitance-compensating plates respectively surround a plurality of portions of a periphery of the window region.
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: November 28, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chao Wu, Kaipeng Sun, Yuanyou Qiu, Yufei Huo, Meng Li, Yudiao Cheng, Pinchao Gu, Chao Zeng, Tianyi Cheng
  • Publication number: 20230309337
    Abstract: This disclosure relates to a display panel and a manufacturing method thereof, and a display device. The display panel includes a display area, an opening area and an isolation area located between the display area and the opening area and surrounding the opening area, and includes: a base substrate; a driving circuit layer including a thin film transistor and a storage capacitor that are formed on the base substrate and located in the display area, the thin film transistor including a gate electrode, a first gate insulating layer, an interlayer dielectric layer and source and drain electrodes that are sequentially formed, the storage capacitor including a first electrode plate on the same layer as the gate electrode, and a second electrode plate; a first isolation column formed on the base substrate and located in the isolation area.
    Type: Application
    Filed: March 31, 2023
    Publication date: September 28, 2023
    Inventors: Weiyun HUANG, Yudiao CHENG, Pinchao GU
  • Patent number: 11769344
    Abstract: A device for identifying a pattern over a first surface includes a photosensitive layer, and a light-guiding layer disposed between the photosensitive layer and the first surface. The photosensitive layer includes a plurality of photosensitive elements, each configured to convert incident light into an electrical signal. The light-guiding layer includes a plurality of light-guiding units, each positionally corresponding to one of the plurality of photosensitive elements. Each light-guiding unit include a plurality of light-transmitting portions, each configured to guide a light beam reflected from a feature of the pattern positionally corresponding thereto to transmit therethrough and reach one of the plurality of photosensitive elements corresponding to the each of the plurality of light-guiding units. The device can be used for identification of fingerprint, as well as other biometric or non-biometric features, and has a reduced thickness and an improved accuracy for pattern identification.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: September 26, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao Gu, Haisheng Wang, Chunwei Wu, Yingming Liu, Rui Xu, Changfeng Li, Lijun Zhao, Yanan Jia, Yuzhen Guo, Yunke Qin
  • Publication number: 20230260454
    Abstract: A display substrate is provided with a setup region including an acquisition region and a transition region adjacent to the acquisition region. The display substrate includes: a base substrate; light emitting devices on the base substrate, at least a part of the light emitting devices are provided in each of the acquisition region and the transition region; and driving circuits on the base substrate, each of the driving circuits being configured to provide a driving signal to a corresponding light emitting device. A driving circuit corresponding to a light emitting device in the transition region is a first local driving circuit which is in the transition region. A driving circuit corresponding to a light emitting device in the acquisition region is a peripheral driving circuit which is in the transition region and is connected to the corresponding light emitting device in the acquisition region through a connection line.
    Type: Application
    Filed: November 27, 2020
    Publication date: August 17, 2023
    Inventors: Pinchao GU, Yao HUANG, Tianyi CHENG, Yue LONG, Yuanyou QIU, Meng LI
  • Patent number: 11730039
    Abstract: A method for fabricating a touch display substrate and a touch display substrate are provided to solve the problem that existing touch electrodes of the micron-scale line width cannot meet the high PPI requirement. The fabrication method includes forming functional layers of an organic light-emitting diode (OLED) device on a base substrate sequentially to obtain an OLED substrate; and forming a linear touch electrode with a nano-scale line width on the OLED substrate by electronic sputtering and transferring.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: August 15, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Chunwei Wu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Changfeng Li, Yanan Jia, Yuzhen Guo, Yunke Qin, Pinchao Gu