Patents by Inventor Haijun Qiu

Haijun Qiu 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: 12380851
    Abstract: A pixel driving circuit (31) includes: a driving sub-circuit (311), a first light-emission control sub-circuit (312), a second light-emission control sub-circuit (313), a data write sub-circuit (314), a compensation sub-circuit (315) and a first reset sub-circuit (316). The driving sub-circuit (311) includes a control terminal, a first terminal and a second terminal; and in an initialization phase (t1) in one display frame of the pixel driving circuit (31), a voltage difference between the control terminal of the driving sub-circuit (311) and the first terminal of the driving sub-circuit (311) is fixed. A pulse width of the signal of the first reset signal control terminal is adjustable.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: August 5, 2025
    Assignees: CHONGQING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Wang, Ming Hu, Haijun Qiu, Juntao Chen
  • Publication number: 20250237900
    Abstract: A display apparatus includes a display panel, a touch layer, and a flexible printed circuit (FPC) including a main FPC and a bridge FPC. A third soldering region and a fourth soldering region of the bridge FPC are respectively soldered to a first soldering region and a second soldering region of the main FPC. Ends of each first touch connection line are electrically connected to a touch chip and a first touch lead. Ends of each second touch connection line are electrically connected to a pad on the second soldering region and a second touch lead. Ends of each third touch connection line are electrically connected to a pad on the first soldering region and the touch chip. Ends of each touch transfer line are electrically connected to a pad on the third soldering region and a pad on the fourth soldering region.
    Type: Application
    Filed: April 7, 2025
    Publication date: July 24, 2025
    Inventors: Ren XIONG, Yuanzhang ZHU, Qiang TANG, Huiqiang SONG, Yichen JIANG, Hang MIN, Fei SHANG, Haijun QIU
  • Publication number: 20250231648
    Abstract: A display apparatus includes a plurality of first touch channels, second touch channels, first touch traces, second touch traces, and a first touch chip and second touch chip. At least one first touch channel and second touch channel are arranged in each sub-region, and the at least one first touch channel and second touch channel are arranged crosswise and insulated from each other; first touch channels located in different sub-regions are insulated from each other, and second touch channels located in different sub-regions are insulated from each other. In any two sub-regions, first touch traces connected to first touch channels and second touch traces connected to second touch channels are connected to the first touch chip; in remaining two sub-regions except the any two sub-regions, first touch traces connected to first touch channels and second touch traces connected to second touch channels are connected to the second touch chip.
    Type: Application
    Filed: August 8, 2023
    Publication date: July 17, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jun YAN, Xiangdan DONG, Jaeseung KIM, Haijun QIU, Ming HU, Fan HE, Kemeng TONG
  • Patent number: 12359301
    Abstract: A pixel arrangement including: first groups of sub-pixels arranged in a first direction, each of the first groups including first sub-pixels and third sub-pixels arranged alternately; and second groups of sub-pixels arranged in the first direction, each of the second groups including third sub-pixels and second sub-pixels arranged alternately. The first groups and the second groups are alternately arranged in a second direction perpendicular to the first direction. The first groups and the second groups are arranged to form third groups of sub-pixels arranged in the second direction and fourth groups of sub-pixels arranged in the second direction. The third groups and the fourth groups are alternately arranged in the first direction. Each of the third groups includes first sub-pixels and third sub-pixels arranged alternately. Each of the fourth groups includes third sub-pixels and second sub-pixels arranged alternately.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: July 15, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang Wang, Yangpeng Wang, Benlian Wang, Haijun Yin, Haijun Qiu, Yao Hu, Weinan Dai
  • Publication number: 20250228087
    Abstract: The display substrate includes: sub-pixels including a pixel driving circuit and signal lines on a base substrate. The signal lines include a first power signal line including a first sub power signal line. The display substrate further includes: a light shielding layer, a first semiconductor layer and a first conductive layer sequentially arranged. The pixel driving circuit includes a third transistor including a third active layer in the first semiconductor layer and a third gate electrode in the first conductive layer. The third active layer includes a third channel region. Orthographic projections of the third gate electrode and the third channel region on the base substrate overlap. The first sub power signal line is in the light shielding layer, and an orthographic projection of the first sub power signal line on the base substrate covers the orthographic projection of the third channel region on the base substrate.
    Type: Application
    Filed: October 31, 2023
    Publication date: July 10, 2025
    Inventors: Rui Wang, Zhi Huang, Ming Hu, Haijun Qiu, Shouqiang Zhang, Xueguang Hao, Lang Liu
  • Patent number: 12354558
    Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit and an output circuit; the driving signal generation circuit generates and outputs the Nth stage of driving signal; the gating circuit controls to write the gating input signal into the first node; the output control circuit performs a NAND operation on the Nth stage of driving signal and the potential of the second terminal of the output control circuit to obtain a first output signal; the output circuit inverts the first output signal to obtain and provide an output driving signal through the output driving terminal; N is a positive integer.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: July 8, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Qingqing Yan, Pan Zhao, Qing He, Xiangnan Pan, Quanyong Gu
  • Patent number: 12340753
    Abstract: A driving circuit, a driving method, a driving module and a display device are provided. The driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit, a voltage control circuit and a third control node control circuit. The third control node control circuit is electrically connected to the first node and the third control node respectively, and is configured to control the potential of the third control node according to the potential of the first node.
    Type: Grant
    Filed: March 29, 2023
    Date of Patent: June 24, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Ming Hu, Zhiliang Jiang, Haijun Qiu, Long Ma, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Qingqing Yan, Xiangnan Pan, Qing He, Quanyong Gu, Pan Zhao
  • Publication number: 20250201190
    Abstract: An array substrate includes a substrate, pixel driving circuits and conductive patterns. In each pixel driving circuit, a first electrode region of a driving transistor, a second electrode region of a data writing transistor and a second electrode region of a first light-emitting control transistor are connected through a conductive connection pattern. The pixel driving circuits are configured as odd-numbered row circuit groups and even-numbered row circuit groups. The odd-numbered row circuit groups and the even-numbered row circuit groups each include pixel driving circuits. An overlapping area of orthographic projections, of the substrate, of a conductive connection pattern and a conductive pattern in at least one pixel driving circuit in an odd-numbered row circuit group is less than an overlapping area of orthographic projections, on the substrate, of a conductive connection pattern and a conductive pattern in at least one pixel driving circuit in an even-numbered row circuit group.
    Type: Application
    Filed: October 23, 2023
    Publication date: June 19, 2025
    Inventors: Haigang Qing, Liangfeng Mou, Ming Hu, Haijun Qiu
  • Publication number: 20250182675
    Abstract: The present disclosure provides an information collection module and an information collection apparatus. The information collection module includes: a substrate including a display region, a light-emitting unit being distributed in the display region; and an induction coil and a rectifying circuitry arranged on the substrate, the induction coil being electrically coupled to electrodes of the light-emitting unit via the rectifying circuitry, the rectifying circuitry being configured to rectify a current.
    Type: Application
    Filed: September 28, 2023
    Publication date: June 5, 2025
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mengyang Wen, Libin Liu, Shiming Shi, Dawei Wang, Haijun Qiu
  • Patent number: 12322343
    Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit, a voltage control circuit and a second node control circuit; the driving signal generation circuit generates an Nth stage of driving signal; the output control circuit controls to connect the first control node and the second node under the control of the potential of the first node; the gating circuit writes a gating input signal into the first node under the control of a gating control signal; the voltage control circuit controls a potential of the second node according to the potential of the first node; the second node control circuit controls to connect the second node and the first voltage terminal under the control of the potential of the first node.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: June 3, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Erjin Zhao
  • Patent number: 12322265
    Abstract: A real-time landslide disaster monitoring and early warning system based on Beidou positioning comprises a data acquisition module, a signal transmission module and a remote early warning center, wherein the output end of the data acquisition module is connected with the input end of the signal transmission module, and the output end of the signal transmission module is connected with the input end of the remote early warning center; the data acquisition module comprises a fixed seat and a control box, the bottom of the control box is connected with a camera, one side of the control box is fixedly connected with a warning device and a displacement monitoring module, and the side, away from the warning device, of the control box is fixedly connected with a data connector; and the signal transmission module comprises a controller, a memory, a power supply, a Beidou positioning module and a signal projector.
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: June 3, 2025
    Assignee: NORTHWEST UNIVERSITY
    Inventors: Haijun Qiu, Yaru Zhu, Wen Nie
  • Patent number: 12300171
    Abstract: A pixel circuit includes a data writing sub-circuit, a driving sub-circuit, and one or more potential maintenance sub-circuits. The data writing sub-circuit is coupled to at least a first voltage signal terminal, a data signal terminal, a first scan signal terminal and a first node, and writes a data signal provided by the data signal terminal into the first node under control of at least a first scan signal provided by the first scan signal terminal. The driving sub-circuit is coupled to the first node, a second node and a third node, and creates a path between the second node and the third node under control of a potential at the first node. A potential maintenance sub-circuit is coupled to a circuit node and a reference signal terminal, and maintains a potential at the circuit node through a reference signal provided by the reference signal terminal.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: May 13, 2025
    Assignees: CHENGDU BOE OPTOELECTRICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Haigang Qing, Yunsheng Xiao, Tiaomei Zhang, Miao Wang
  • Publication number: 20250140201
    Abstract: A display panel includes pixel circuits, first shift register(s), second shift register(s), third shift register(s), and fourth shift register(s). A pixel circuit includes a driving transistor, a bias sub-circuit, a data writing sub-circuit, a compensation sub-circuit, a leakage prevention sub-circuit, a reset sub-circuit, and a light-emission control sub-circuit. The bias sub-circuit is electrically connected to a first shift register, which transmits a first scanning signal to the bias sub-circuit. The data writing and compensation sub-circuits are electrically connected to a second shift register, which transmits a second scanning signal to the data writing and compensation sub-circuits. The leakage prevention sub-circuit is electrically connected to a third shift register, which transmits a third scanning signal to the leakage prevention sub-circuit.
    Type: Application
    Filed: September 27, 2022
    Publication date: May 1, 2025
    Inventors: Libin Liu, Yu Feng, Shiming Shi, Dawei Wang, Haijun Qiu, Jingquan Wang, Xing Yao
  • Publication number: 20250140164
    Abstract: A pixel circuit, a method for driving the same, a display panel and a display apparatus, the pixel circuit includes: a light-emitting device; a driving transistor coupled to the light-emitting device; a first control circuit coupled to a gate of the driving transistor; a second control circuit coupled to a first setting electrode of the driving transistor and configured to initialize the first setting electrode of the driving transistor before the light-emitting device is driven to emit light; a third control circuit coupled to the driving transistor and configured to reset the gate of the driving transistor, control the data voltage to be input into the gate of the driving transistor, and control the driving transistor to generate an operating current according to a data voltage to drive the light-emitting device to emit light.
    Type: Application
    Filed: September 30, 2022
    Publication date: May 1, 2025
    Inventors: Yonglin GUO, Haijun QIU, Ming HU, Zhiliang JIANG, Gukhwan SONG
  • Patent number: 12289954
    Abstract: Disclosed are a display panel, a manufacturing method thereof and a displaying device. The display panel comprises a driving backplane, a light-emitting device layer disposed on the driving backplane, and an encapsulation layer, a color film layer and a color separation suppression layer which are disposed on the side, away from the driving backplane, of the light-emitting device layer, wherein the color separation suppression layer is configured to interfere with and cancel out external ambient light, so as to reduce the external ambient light incident on the light-emitting device layer and the driving backplane and block the external ambient light reflected by the light-emitting device layer and the driving backplane from exiting from a light-exiting surface of the display panel.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: April 29, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jibum Yang, Euiku Lee, Myoungsoo Lee, Chao Kong, Lin Guo, Na Li, Haijun Qiu
  • Publication number: 20250130661
    Abstract: A display panel, including an active area and a peripheral area, which is located outside of the active area, wherein the active area comprises a base substrate, and a display structure layer and a touch structure layer sequentially arranged on the base substrate; the peripheral area includes an isolation dam, a first ground trace and a second ground trace arranged on the base substrate; and the first ground trace is located at a side of the isolation dam close to the active area, and the second ground trace is located at a side of the isolation dam away from the active area.
    Type: Application
    Filed: January 2, 2025
    Publication date: April 24, 2025
    Inventors: Chang LUO, Xiping LI, Hongwei MA, Ming HU, Wei HE, Youngyik KO, Haijun QIU, Yi ZHANG, Taofeng XIE, Tianci CHEN, Qun MA, Xinghua LI, Ping WEN, Yang ZHOU, Yuanqi ZHANG, Xiaoyan YANG, Shun ZHANG, Pandeng TANG, Yang ZENG, Tong ZHANG, Xiaofei HOU, Zhidong WANG, Haoyuan FAN, Jinhwan HWANG
  • Publication number: 20250124873
    Abstract: A driving circuit, a driving method, a driving module and a display device are provided. The driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit, a voltage control circuit and a third control node control circuit. The third control node control circuit is electrically connected to the first node and the third control node respectively, and is configured to control the potential of the third control node according to the potential of the first node.
    Type: Application
    Filed: March 29, 2023
    Publication date: April 17, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang YU, Ming HU, Zhiliang JIANG, Haijun QIU, Long MA, Tianyi CHENG, Jianpeng WU, Wenbo CHEN, Qingqing YAN, Xiangnan PAN, Qing HE, Quanyong GU, Pan ZHAO
  • Patent number: 12279504
    Abstract: A display panel and a fabricating method thereof, and a displaying device. The display panel includes: a driving backplane, a light-emitting-device layer provided on the driving backplane, and a packaging layer, a color-film layer and a light absorbing layer provided on one side of the light-emitting-device layer that is further away from the driving backplane; wherein the light absorbing layer is configured for absorbing light rays of a specific wavelength in external-environment light and in light rays emitted by the light-emitting-device layer; and the specific wavelength includes at least one of a wavelength between a red-light wave band and a green-light wave band, a wavelength between a green-light wave band and a blue-light wave band, a wavelength shorter than a blue-light wave band and a wavelength longer than a red-light wave band.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: April 15, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jibum Yang, Myoungsoo Lee, Euiku Lee, Meishan Xu, Chao Kong, Na Li, Haijun Qiu, Fei Chen
  • Patent number: 12272303
    Abstract: The present disclosure provides a driving circuitry, a driving method, a driving module, and a display device. The driving circuitry includes a driving signal generation circuitry, a gating circuitry, an output control circuitry and an output circuitry. The driving signal generation circuitry is configured to perform a shifting operation on an (N?1)th-level driving signal to obtain an Nth-level driving signal. The gating circuitry is configured to write a gating input signal into a first node under the control of a gating control signal. The output control circuitry is configured to perform an NAND operation on the Nth-level driving signal and a potential at a second end of the output control circuitry to obtain a first output signal. The output circuitry is configured to perform phase inversion on the first output signal to obtain and provide an output driving signal through an output driving end, where N is a positive integer.
    Type: Grant
    Filed: May 23, 2023
    Date of Patent: April 8, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Mengqi Wang, Qi Wei, Wenbo Chen, Tiaomei Zhang, Sifei Ai, Cong Liu, Qian Xu
  • Patent number: 12266308
    Abstract: A pixel circuit and a driving method thereof, and a display device are provided. The pixel circuit includes a driving sub-circuit, a data writing sub-circuit, a first light-emitting control sub-circuit, a second light-emitting control sub-circuit, a compensation sub-circuit, and a first reset sub-circuit, and is configured to generate a driving current to control a light-emitting element to emit light, the first reset sub-circuit comprises a first transistor, the compensation sub-circuit comprises a second transistor, the first transistor and the second transistor are both polysilicon oxide thin film transistors, and an active layer type of the first transistor and an active layer type of the second transistor are different from an active layer type of a transistor comprised in at least one selected from a group consisting of the driving sub-circuit, the data writing sub-circuit, the first light-emitting control sub-circuit, and the second light-emitting control sub-circuit.
    Type: Grant
    Filed: May 21, 2024
    Date of Patent: April 1, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Wang, Ming Hu, Haijun Qiu, Weiyun Huang, Yao Huang, Chao Zeng, Yuanyou Qiu, Shaoru Li, Tianyi Cheng