Patents by Inventor Tianyi CHENG

Tianyi CHENG 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: 12284892
    Abstract: A display substrate and a display device. The display substrate includes a display region, a first connecting wire and a second connecting wire. The display region includes a first display region and a second display region. The first display region includes a plurality of light emitting devices arranged in an array, and the plurality of light emitting devices includes a first light emitting device and a second light emitting device. The second display region includes a plurality of first pixel circuit units, and the plurality of pixel circuit units includes a first pixel circuit and a second pixel circuit. The first connecting wire is connected to the first pixel circuit and the first light emitting device. The second connecting wire is connected to the second pixel circuit and the second light emitting device. The first direction and the second direction intersect each other.
    Type: Grant
    Filed: December 27, 2023
    Date of Patent: April 22, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanyou Qiu, Weiyun Huang, Yao Huang, Yue Long, Tianyi Cheng
  • 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: 12272317
    Abstract: Provided are a display substrate and a display device. The display substrate includes a base substrate, and a driving circuit layer and a light-emitting device layer on the base substrate. The display substrate includes a light-transmitting display area and a normal display area, the normal display area surrounds at least a portion of the light-transmitting display area. The normal display area includes multiple normal driving circuits and multiple dummy driving circuits; some dummy driving circuit are used for driving light-emitting devices located in the light-transmitting display area. The display substrate further includes multiple normal data lines coupled to the normal driving circuits; at least one normal data line is coupled to a data signal input terminal through a data lead; an orthographic projection of the data lead onto the base substrate at least partially overlaps an orthographic projection of the dummy driving circuit onto the base substrate.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: April 8, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhengkun Li, De Li, Haigang Qing, Yue Long, Cong Liu, Qiwei Wang, Binyan Wang, Zhongliu Yang, Tianyi Cheng, Ni Yang, Qiyang Wu
  • 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
  • Publication number: 20250104640
    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: Application
    Filed: December 19, 2022
    Publication date: March 27, 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, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Erjin Zhao
  • Publication number: 20250104643
    Abstract: This disclosure provides a display substrate, a display, and a display substrate driving method. The display substrate includes a first-category pixel row, a second-category pixel row, a first drive line, a second drive line and at least one category of data signal source; a first gate on array (GOA) circuit is used for providing a starting signal of a first frequency to the first-category pixel row; a second GOA circuit is used for providing a starting signal of a second frequency to the second-category pixel row; the at least one category of data signal source is used for supplying a data signal to data signal lines of the first-category pixel row and the second-category pixel row.
    Type: Application
    Filed: April 26, 2023
    Publication date: March 27, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiaomei Zhang, Mengqi Wang, Wenhui Gao, Ziyang Yu, Tianyi Cheng, Wenbo Chen, Zhiliang Jiang, Ming Hu
  • Publication number: 20250098452
    Abstract: Display substrate, method for manufacturing the same, and display device are disclosed. The display substrate comprises: a base substrate comprising a display region and a peripheral region located at a periphery of the display region, the display region comprises at least two display sub-regions; the display substrate further comprises scanning lines and sub-pixels, wherein the scanning lines comprise first scanning lines comprising at least two scanning line segments independent from each other, and the at least two scanning line segments are located in different display sub-regions; and the sub-pixels are divided into rows of sub-pixels, the rows of sub-pixels comprise a target row of sub-pixels which is divided into at least two sub-pixel groups located in different display sub-regions, and the scanning line segment is coupled to each sub-pixel in a corresponding sub-pixel group belonging to a same display sub-region.
    Type: Application
    Filed: February 22, 2023
    Publication date: March 20, 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, Qingqing YAN, Xiangnan PAN, Quanyong GU, Pan ZHAO, Qing HE
  • Publication number: 20250095580
    Abstract: A display substrate is provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region, the display region includes a plurality of sub-pixels arranged in array, each of the plurality of sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extend in a first direction, the plurality of reset signal lines include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row.
    Type: Application
    Filed: December 2, 2024
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kaipeng SUN, Binyan WANG, Feng WEI, Meng LI, Tianyi CHENG, Lina WANG, Cong LIU, Shiqian DAI
  • Publication number: 20250095590
    Abstract: A shift register includes a shift module configured for causing the cascade signal output end to output a cascade signal in response to a signal of the input signal end; an reverse output module configured for causing the reverse signal output end to output a signal reverse to the cascade signal output end in response to a signal of the cascade signal output end; a latch module configured for causing an output end of the latch module to output a control signal of the masking signal end in response to signals of the cascade signal output end and the reverse signal output end of a previous level; and a selection output module configured for providing a signal of the first power supply end or the second power supply end to the driving signal output end in response to a signal of the output end of the latch module.
    Type: Application
    Filed: December 20, 2022
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wenbo Chen, Ziyang Yu, Mengqi Wang, Tiaomei Zhang, Erjin Zhao, Quanyong Gu, Tianyi Cheng, Jianpeng Wu, Zhiliang Jiang, Ming Hu
  • Publication number: 20250089483
    Abstract: A display substrate and a display device are provided.
    Type: Application
    Filed: May 31, 2022
    Publication date: March 13, 2025
    Inventors: Yao HUANG, Binyan WANG, Meng LI, Tianyi CHENG
  • Publication number: 20250087166
    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: Application
    Filed: December 19, 2022
    Publication date: March 13, 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, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Qingqing Yan, Pan Zhao, Qing He, Xiangnan Pan, Quanyong Gu
  • Publication number: 20250087165
    Abstract: A drive control circuit includes an input circuit, a first output circuit and a first output control circuit. An input circuit is configured to control the potentials of a first node and a second node under the control of a signal input terminal and a clock signal terminal. The first output circuit is configured to provide a first power supply signal to a third node under the control of a first node or to provide a second power supply signal to a first output terminal under the control of a second node. The first output control circuit is configured to turn on or turn off the third node and the first output terminal under the control of the first control terminal.
    Type: Application
    Filed: December 13, 2022
    Publication date: March 13, 2025
    Inventors: Tiaomei ZHANG, Wenbo CHEN, Mengqi WANG, Jianpeng WU, Ziyang YU, Tianyi CHENG, Zhiliang JIANG, Ming HU
  • Publication number: 20250087163
    Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit and a voltage control circuit; the driving signal generation circuit generates an Nth stage of driving signal, the output control circuit connects the first control node and the second node under the control of the potential of the first node; the gating circuit controls to write 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 a 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 third control node.
    Type: Application
    Filed: December 19, 2022
    Publication date: March 13, 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, Erjin Zhao, Mengqi Wang, Wenbo Chen, Cong Liu, Qian Xu
  • 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: 20250081767
    Abstract: A display substrate and a display device are provided, which includes: a pixel circuit, on the base substrate and including a driving transistor and a storage capacitor; the display substrate includes a first conductive layer, a second conductive layer and a first semiconductor layer, the first conductive layer includes a first connection structure, the first connection structure includes a first end and a second end, the first end is connected with the first semiconductor layer, the second end is electrically connected with a gate electrode of the driving transistor and a first electrode plate of the storage capacitor; the first conductive layer is at a side of the first semiconductor layer away from the base substrate, the second conductive layer is at a side of the first conductive layer away from the base substrate.
    Type: Application
    Filed: May 31, 2022
    Publication date: March 6, 2025
    Inventors: Jiaxing CHEN, Yao HUANG, Tianyi CHENG, Meng LI, Binyan WANG, Yu WANG, Peng XU
  • Publication number: 20250081768
    Abstract: A display substrate and a display device are provided, the display substrate includes: a base substrate; a pixel circuit on the base substrate, the pixel circuit includes a storage capacitor including a first electrode plate and a second electrode plate which are opposite to each other; the display substrate further includes a conductive film layer, the conductive film layer includes a first conductive part; the first conductive part includes a main part and a bridge part, the main part corresponds to two second electrode plates, and the bridge part connects the two second electrode plates, and the first conductive part includes a notch between the two second electrode plates, the arrangement of the notch can improve pixel transmittance.
    Type: Application
    Filed: May 31, 2022
    Publication date: March 6, 2025
    Inventors: Meng LI, Tianyi CHENG, Yao HUANG, Binyan WANG
  • 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
  • Publication number: 20250078750
    Abstract: A pixel driving circuit, including: a driving circuit, connected to a first node, a second node and a third node, and configured to input a driving current to the third node through the second node according to a signal of the first node; a compensation circuit, connected to the first node, the third node and a first gate driving signal end, and configured to turn on the first node and the third node in response to a signal of the first gate driving signal end; a first light-emitting control circuit, connected to the third node, a fourth node and a first enabling signal end, and configured to communicate with the third node and the fourth node in response to a signal of the first enabling signal end; a first reset circuit, connected to the fourth node, a first initial signal end and a first reset signal end, and configured to transmit a signal of the first initial signal end to the fourth node in response to a signal of the first reset signal end; and a second reset circuit, connected to the second node, a se
    Type: Application
    Filed: November 1, 2022
    Publication date: March 6, 2025
    Inventors: Zhongliu YANG, Meng LI, Tianyi CHENG, Haigang QING
  • 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