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).

  • Publication number: 20250078739
    Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, a voltage control circuit and an output circuit; the driving signal generation circuit generates the Nth stage of driving signal; the gating circuit writes a gating input signal into the first node under the control of a gating control signal; the output control circuit connects the first control node and the second node under the control of a potential of the first node; the voltage control circuit controls a potential of the second node according to the potential of the first node; the output circuit connects the output driving terminal and the first voltage terminal under the control of the potential of the second node, and connects the output driving terminal and the second voltage terminal under the control of the potential of the second control node; N is a positive integer.
    Type: Application
    Filed: December 19, 2022
    Publication date: March 6, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Qingqing Yan, Xiangnan Pan, Qing He, Quanyong Gu, Sifei Ai, Junhao Jing, Xiang Luo
  • Publication number: 20250078740
    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: Application
    Filed: May 23, 2023
    Publication date: March 6, 2025
    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: 12243477
    Abstract: A pixel driving circuit is provided. The pixel driving circuit includes a driving transistor; a storage capacitor; a first reset transistor having a gate electrode connected to a first gate line in a present stage of a plurality of first gate lines, a source electrode connected to a respective first reset signal line of a plurality of first reset signal lines, and a drain electrode connected to an anode of a light emitting element; and a second reset transistor having a gate electrode connected to a first gate line in a previous stage of the plurality of first gate lines, a source electrode connected to a respective second reset signal line of a plurality of second reset signal lines, and a drain electrode connected to a drain electrode of the driving transistor.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: March 4, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Rui Wang, Chao Zeng, Ming Hu, Haijun Qiu, Weiyun Huang, Tianyi Cheng
  • Patent number: 12229360
    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: Grant
    Filed: January 9, 2023
    Date of Patent: February 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    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: 20250037652
    Abstract: A display substrate, a working method thereof, and a display device. The display substrate includes K pixel rows and K is a positive integer greater than 1; at least one pixel row includes an initial signal line, a scan signal line, and a plurality of sub-pixels disposed sequentially along an extension direction of the initial signal line and the scan signal line; the initial signal line includes a third initial signal line, the scan signal line includes a second scan signal line, at least one sub-pixel includes a pixel drive circuit, the pixel drive circuit at least includes a third transistor as a drive transistor and an eighth transistor as an initialization transistor; in at least a pixel row, the eighth transistor is connected with the third initial signal line, the second scan signal line, and a second electrode of the drive transistor.
    Type: Application
    Filed: July 27, 2022
    Publication date: January 30, 2025
    Inventors: Ming HU, Huijuan YANG, Tingliang LIU, Yi ZHANG, Kai ZHANG, Haijun QIU, Youngyik KO, Tinghua SHANG, Biao LIU
  • Publication number: 20250040384
    Abstract: Disclosed are a display substrate and a drive method therefor, and a display apparatus. The display substrate comprises a plurality of circuit units, a plurality of data signal lines and a plurality of data connection lines, wherein the data connection lines comprise a first connection line and a second connection line; at least one circuit unit comprises a data connection electrode; at least one circuit unit comprises a fan-out connection electrode; the second connection line is connected to the first connection line by means of the fan-out connection electrode; the first connection line is connected to the data signal lines by means of the data connection electrode; there is a first distance between the data connection electrode and the first connection line; there is a second distance between the fan-out connection electrode and the first connection line; and the first distance and the second distance are greater than 0.
    Type: Application
    Filed: April 27, 2023
    Publication date: January 30, 2025
    Inventors: Mengqi WANG, Ziyang YU, Zhiliang JIANG, Ming HU, Haijun QIU
  • Publication number: 20250031526
    Abstract: A display substrate and a display apparatus are provided. The display substrate includes sub-pixels, a pixel defining pattern, and a defining structure. The sub-pixel includes a light-emitting functional layer. The pixel defining pattern includes first openings and second openings, a portion in the defining structure exposed by the second opening is configured to isolate the light-emitting functional layer. The sub-pixels include a first sub-pixel and a second sub-pixel, a turn-on voltage of the first sub-pixel is higher than that of the second sub-pixel; the defining structure includes a first defining structure surrounding the second sub-pixel and a second defining structure surrounding the second sub-pixel; the first defining structure is not exposed by the second opening; or a proportion of the first defining structure exposed by the second opening is less than a proportion of the second defining structure exposed by the second opening.
    Type: Application
    Filed: April 25, 2023
    Publication date: January 23, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Wei ZHANG, Ming HU, Haijun QIU, Xiangdan DONG, Yi ZHANG, Zhiliang JIANG, Rui WANG, Taofeng XIE, Hai ZHENG, Fengli JI, Haigang QING, Gukhwan SONG, Tingliang LIU, Yu WANG, Cong FAN
  • Publication number: 20250031538
    Abstract: A display panel includes a display area and a peripheral area at least partially surrounding the display area. Along a first direction, the display area includes a first display area and a second display area located on both sides of the first display area. The display panel further includes a plurality of pads located in the peripheral area; a plurality of data lines located in the display area and extending along a second direction, where the plurality of data lines include a plurality of first data lines located in the first display area and a plurality of second data lines located in the second display area; and a plurality of transition lines located in the display area and electrically connected to the plurality of second data lines and the plurality of pads.
    Type: Application
    Filed: November 23, 2021
    Publication date: January 23, 2025
    Inventors: Rong WANG, Cong FAN, Xiangdan DONG, Fan HE, Ming HU, Youngyik KO, Haijun QIU
  • Publication number: 20240412918
    Abstract: The present disclosure provides a coil structure. The coil structure includes: a dielectric substrate; and a coil portion and a first pattern disposed on the dielectric substrate; wherein the first pattern extends through at least a portion of the dielectric substrate along a thickness direction of the dielectric substrate, and the first pattern is not overlapped with the coil portion.
    Type: Application
    Filed: August 1, 2023
    Publication date: December 12, 2024
    Inventors: Hao ZHANG, Mengyang WEN, Libin LIU, Shiming SHI, Haijun QIU
  • Patent number: 12165488
    Abstract: The present disclosure belongs to the technical field of monitoring landslide mass geological disasters, and discloses a multi-state triggered system and method for remote automatic monitoring and early warning of a landslide mass. The multi-state triggered system for remote automatic monitoring and early warning of a landslide mass includes: a landslide mass monitoring module, a data preprocessing module, a communication module, a central control module, a displacement monitoring module, a stability evaluation module, an abnormality early warning module, a power supply module, a data storage module and a display update module. In the present disclosure, through the displacement monitoring module and the stability evaluation module, long-term automatic monitoring of the landslide mass can be realized, and the displacement change of the landslide mass can be grasped so as to evaluate the stability of the landslide mass.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: December 10, 2024
    Assignee: Northwest University
    Inventors: Haijun Qiu, Wen Nie, Chi Du, Dongdong Yang, Zijing Liu
  • Publication number: 20240407212
    Abstract: A display panel and a display device are provided. The display panel includes a display area and a non-display area on a side of the display area. The non-display area includes a bending area, a bonding area, and a wiring area between the bending area and the bonding area. The display panel includes: a base substrate and a touch structure on the base substrate. The touch structure includes a touch lead led out from the display area and extending to the bonding area. The touch lead includes a first lead in the bending area and a second lead in the wiring area. The first lead and the second lead are electrically connected and located in different metal layers. The second lead is made of a single-layer metal wire.
    Type: Application
    Filed: June 21, 2023
    Publication date: December 5, 2024
    Inventors: Kemeng TONG, Jun YAN, Fan HE, Xiangdan DONG, Ansu LEE, Mengmeng DU, Tingliang LIU, Wei ZHANG, Haijun QIU, Ming HU, Yongliang ZHAO, Zhiliang JIANG, Gukhwan SONG, Rui WANG, Taofeng XIE, Hai ZHENG, Yi ZHANG, Fengli JI, Haigang QING, Zhenglong YAN
  • Patent number: 12161034
    Abstract: The present disclosure provides a display apparatus, a display panel of which includes a panel chip; a second bonding region of a main circuit board is provided with second display terminals coupled with first display terminals and second touch control terminals coupled with first touch control terminals; each of segment touch control lines includes a first segment coupled between one second touch control terminal and one main connector in a first region, and a second segment coupled between a touch control chip and one main connector in a second region; a third region and a fourth region of a jumper connection circuit board are bonded with the first region and the second region respectively; the segment touch control lines are in one-to-one correspondence with jumper connection lines, each jumper connection line is coupled between one jumper connector in the third region and one jumper connector in the fourth region.
    Type: Grant
    Filed: August 11, 2023
    Date of Patent: December 3, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanzhang Zhu, Ren Xiong, Qiang Tang, Guoqiang Wu, Fei Shang, Haijun Qiu
  • Publication number: 20240397762
    Abstract: Disclosed is a display substrate including a display region (100) and a bonding region (200) located on a side of the display region (100). The display region (100) includes a base substrate (101) and a drive circuit layer disposed on the base substrate (101). The drive circuit layer includes a plurality of circuit units constituting a plurality of unit rows and a plurality of unit columns, a plurality of data signal lines (60), and a plurality of data connection lines (70). The data connection lines (70) include a first connection line (71) extending along a first direction and a second connection line (72) extending along a second direction. The first connection line (71) is electrically connected with the second connection line (72) and a data signal line (60) respectively. The first connection line (71) and the second connection line (72) are located in different conductive layers.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 28, 2024
    Inventors: Wenbo CHEN, Mengqi WANG, Ziyang YU, Zhiliang JIANG, Ming HU, Haijun QIU
  • Publication number: 20240389420
    Abstract: A display substrate, comprising: a base, multiple first region light-emitting elements, multiple second region light-emitting elements, multiple first pixel circuits, and multiple second pixel circuits. The base comprises a first display area and, located on at least one side of the first display area, a second display area. The multiple first region light-emitting elements are located in the first display area and comprise multiple first light-emitting elements emitting first-color light. The multiple second region light-emitting elements, the multiple first pixel circuits, and the multiple second pixel circuits are located in the second display area. At least one first pixel circuit is electrically connected to n first light-emitting elements, and is configured to drive the n first light-emitting elements to emit light. And at least one first pixel circuit is electrically connected to m first light-emitting elements, and is configured to drive the m first light-emitting elements to emit light.
    Type: Application
    Filed: August 2, 2023
    Publication date: November 21, 2024
    Inventors: Benlian WANG, Jianghua LIU, Ming HU, Haijun QIU
  • Publication number: 20240379055
    Abstract: A pixel driving circuit (31), comprising: 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) comprises a control end, a first end and a second end; and in an initialization phase (t1) in one display frame of the pixel driving circuit (31), the voltage difference between the control end of the driving sub-circuit (311) and the first end of the driving sub-circuit (311) is fixed.
    Type: Application
    Filed: May 4, 2023
    Publication date: November 14, 2024
    Applicants: Chongqing BOE Display Technology Co.,Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui WANG, Ming HU, Haijun QIU, Juntao CHEN
  • Publication number: 20240331631
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes: a base substrate, a first active layer on a side of the base substrate, and a third conductive layer on a side of the first active layer away from the base substrate. The first active layer includes active portions spaced apart, wherein each active portion includes a sub-active portion and a via-hole connection portion connected to each other, and the sub-active portion is disposed corresponding to a transistor of two or more transistors, and configured to form a channel region of the corresponding transistor. The third conductive layer includes at least one bridge portion, wherein the at least one bridge portion is connected to via-hole connection portions in different active portions through via holes, respectively. A sheet resistance of the third conductive layer is less than a sheet resistance of the via hole connection portion.
    Type: Application
    Filed: April 27, 2022
    Publication date: October 3, 2024
    Applicants: Chongqing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Rui WANG, Ming HU, Haijun QIU, Juntao CHEN
  • Publication number: 20240334603
    Abstract: A display device is provided. The display device includes a display panel (20) and a flexible circuit board electrically connected with the display panel (20). The flexible circuit board includes a first circuit board (11), a second circuit board (22) and a conductive portion; the first circuit board (11) includes a first substrate (100), and a main contact pad, a first wire (501) and a second wire (502) provided on the first substrate (100); the second circuit board (22) includes a second substrate (200), a relay contact pad and a third wire (210) provided on the second substrate (200); and the conductive portion is configured for electrically connecting the main contact pad and the relay contact pad.
    Type: Application
    Filed: May 23, 2024
    Publication date: October 3, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ren XIONG, Fan LI, Qiang TANG, Fei SHANG, Haijun QIU, Yuanyuan CHAI, Huiqiang SONG
  • Publication number: 20240331628
    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: Application
    Filed: May 31, 2022
    Publication date: October 3, 2024
    Inventors: Ziyang YU, Haijun QIU, Ming HU, Zhiliang JIANG, Haigang QING, Yunsheng XIAO, Tiaomei ZHANG, Miao WANG
  • Publication number: 20240331643
    Abstract: A driving circuit, a driving method, a pixel circuit, a display panel and a display device are provided. The driving circuit includes a first switching circuit and a scanning signal generation circuit; the first switching circuit is electrically connected to a first gating control line, at least two data output terminals of a source driver and the scanning signal generation circuit, and is configured to write a data signal provided by the at least two data output terminals into the scanning signal generation circuit under the control of a first gating control signal provided by the first gating control line; the scanning signal generation circuit is configured to generate a scanning signal according to the data signal, and output the scanning signal through the scanning signal output terminal.
    Type: Application
    Filed: March 29, 2023
    Publication date: October 3, 2024
    Inventors: Ziyang YU, Haijun QIU, Ming HU, Zhiliang JIANG, Qingqing YAN, Quanyong GU, Tianyi CHENG, Jianpeng WU, Tiaomei ZHANG, Wenbo CHEN, Pan ZHAO, Qi WEI, Qian LI
  • Publication number: 20240306445
    Abstract: A display panel includes a pixel driving circuit including a first type transistor and a second type transistor, the display panel further includes a base substrate, a first active layer located on a side of the base substrate, a second active layer located on the side of the first active layer away from the base substrate, a first conductive layer located between the first active layer and the second active layer; at least partial structure of the first active layer is used to form a channel region of the first type transistor; at least partial structure of the second active layer is used to form the channel region of the second type transistor; partial structure of the first conductive layer is used to form the gate of the first type transistor, partial structure of the first conductive layer is used to form the bottom gate of the second type transistor.
    Type: Application
    Filed: June 30, 2022
    Publication date: September 12, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tiaomei ZHANG, Tianyi CHENG, Zhongliu YANG, Zhiliang JIANG, Ming HU, Haijun QIU