Patents by Inventor Yuanjie Xu

Yuanjie Xu 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: 20240153962
    Abstract: Embodiments of the disclosure disclose a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes: a base, having a wire routing region; a first wire routing layer, located on the base, where the first wire routing layer in the wire routing region includes a plurality of first routing wires arranged at intervals, and a space between adjacent first routing wires is smaller than 2 um; an insulation layer, located on a side of the first wire routing layer facing away from the base and having a plurality of first via holes corresponding to the first routing wires; a first flat layer, located on a side of the insulation layer facing away from the base and having second via holes corresponding to the first via holes, where the second via holes at least partially overlap with the first via holes.
    Type: Application
    Filed: April 29, 2021
    Publication date: May 9, 2024
    Inventors: Liang SONG, Long JIANG, Mingwen WANG, Pengyu LIAO, Zhong LU, Yuanjie XU, Benlian WANG, Lili DU, Donghua JIANG
  • Patent number: 11967274
    Abstract: A display substrate includes a first display region, a second display region, and a frame region. Light-emitting devices include first light-emitting devices in the first display region and second light-emitting devices in the second display region. Pixel drive circuits include first pixel drive circuits in the frame region and second pixel drive circuits in the second display region. The first pixel drive circuits are electrically connected to the first light-emitting devices. The second pixel drive circuits are electrically connected to the second light-emitting devices. Each of shift registers cascaded in the frame region is connected to the first pixel drive circuits and the second pixel drive circuits which are electrically connected to one row of first light-emitting devices and the same one row of second light-emitting devices respectively.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: April 23, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qiwei Wang, Kaipeng Sun, Jianchang Cai, Chao Wu, Yuanjie Xu, Yao Huang
  • Publication number: 20240114750
    Abstract: A display panel and a manufacturing method thereof, and a display apparatus are disclosed. The display panel has a display region, the display region including: a first display region and a second display region; light transmittance of the first display region is greater than light transmittance of the second display region; and the display panel includes: a substrate having a plurality of first sub-pixels located in the first display region; the plurality of first sub-pixels include a plurality of first anodes, and each of the first anodes includes: a first transparent conductive layer on the substrate, a first reflective layer on a side of the first transparent conductive layer away from the substrate, and a second transparent conductive layer on a side of the first reflective layer away from the substrate; the plurality of first anodes include at least one first-type first anode.
    Type: Application
    Filed: April 28, 2021
    Publication date: April 4, 2024
    Inventors: Yuanjie XU, Wei ZHANG
  • Publication number: 20240107830
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, at least one group of contact pads, a plurality of first light-emitting elements, a plurality of first pixel driving circuits, a plurality of connecting traces, a plurality of data lines and a plurality of leads. The display area includes a first display area and a second display area; the first light-emitting elements are located in the first display area; the first pixel driving circuits are located in the second display area; the leads are located in the first display area and the peripheral area, and connect the data lines and the at least one group of contact pads; orthographic projections of the first light-emitting elements on a substrate surface of the base substrate are at least partly overlapped with orthographic projections of the leads on the substrate surface of the base substrate.
    Type: Application
    Filed: April 30, 2021
    Publication date: March 28, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenbo CHEN, Linhong HAN, Youngyik KO, Qingqing YAN, Qiwei WANG, Hong YI, Yuanjie XU, Zhongliu YANG, Benlian WANG, Ziyang YU, Lili DU, Haigang QING, Weiyun HUANG
  • Publication number: 20240081115
    Abstract: A display substrate. In a plane parallel to the display substrate, the display substrate includes a plurality of sub-pixels, at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit at least includes a storage capacitor and a plurality of transistors, the plurality of transistors at least includes a driving transistor and at least one switching transistor of a dual-gate structure. In a plane perpendicular to the display substrate, the display substrate includes a plurality of conductive layers, the first polar plate and the gate electrode of the drive transistor are arranged in the same layer, the second polar plate and the first power line are arranged in the same layer.
    Type: Application
    Filed: November 8, 2023
    Publication date: March 7, 2024
    Inventors: Lili DU, Benlian WANG, Yuanjie XU, Yue LONG, Yao HUANG
  • Publication number: 20240057387
    Abstract: Provided is a display panel. The display panel includes a first light-emitting element disposed in a first display region, and a first pixel circuit and a compensation capacitor that are disposed in a peripheral region. The first pixel circuit may be coupled to the first light-emitting element by a first connecting wire. A first metal layer in the compensation capacitor may be coupled to a target node, a second metal layer may be coupled to a power supply end, and the target node is a node via which the first connecting wire is coupled to the first pixel circuit.
    Type: Application
    Filed: April 30, 2021
    Publication date: February 15, 2024
    Inventors: Jianchang Cai, Yue Long, Qiwei Wang, Yuanjie Xu, Yao Huang, Kaipeng Sun
  • Publication number: 20240021141
    Abstract: A driving circuit, a driving method therefor, and a display apparatus. The driving circuit comprises: a light emitting device (L), configured to emit light under the control of a driving current (Ids); a driving transistor (M0), configured to generate a driving current (Ids) according to a data signal; a first control circuit (10), configured to provide an initialization signal to a gate of the driving transistor (M0) and a first electrode of the light emitting device (L) in response to a first scanning signal (ga1?N) of an Nth row and a first light emission control signal (em1?N) of the Nth row; and a data writing circuit (20), configured to provide the data signal to the driving transistor (MO) in response to a second scanning signal (ga2?N) of the N-th row.
    Type: Application
    Filed: November 13, 2020
    Publication date: January 18, 2024
    Inventors: Yao HUANG, Weiyun HUANG, Yue LONG, Benlian WANG, Yuanjie XU, Lili DU
  • Publication number: 20240021146
    Abstract: A display substrate includes a first display region, a second display region, and a frame region. Light-emitting devices include first light-emitting devices in the first display region and second light-emitting devices in the second display region. Pixel drive circuits include first pixel drive circuits in the frame region and second pixel drive circuits in the second display region. The first pixel drive circuits are electrically connected to the first light-emitting devices. The second pixel drive circuits are electrically connected to the second light-emitting devices. Each of shift registers cascaded in the frame region is connected to the first pixel drive circuits and the second pixel drive circuits which are electrically connected to one row of first light-emitting devices and the same one row of second light-emitting devices respectively.
    Type: Application
    Filed: October 30, 2020
    Publication date: January 18, 2024
    Inventors: Qiwei WANG, Kaipeng SUN, Jianchang CAI, Chao WU, Yuanjie XU, Yao HUANG
  • Patent number: 11862108
    Abstract: A shift register unit, a scanning drive circuit, a display substrate and a display device. The shift register unit includes an output end, a node control end, a first output node control circuit, a second node control circuit, a second output node control circuit and an output circuit, the second node control circuit is electrically connected to a first clock signal line, the node control end, the first output node and the second node; the first output node control circuit is electrically connected to the second node and the first output node and is configured to control a potential of the first output node; the second output node control circuit is electrically connected to the second node and the second output node; the output circuit is electrically connected to a first output node, a second output node, a first voltage line, a second voltage line and an output end.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: January 2, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Long, Benlian Wang, Yuanjie Xu, Yingsong Xu, Lili Du, Tingliang Liu, Yao Huang
  • Publication number: 20230395024
    Abstract: A drive circuit, a driving method therefor, and a display device. The drive circuit comprises: an initialization circuit (10) configured to provide a signal of an initialization signal terminal (VINIT) to a gate of a driving transistor (M0) in response to a control signal; a first control circuit (20) configured to input the control signal to the initialization circuit (10) according to a signal of a first control terminal (VC1) and a signal of a second control terminal (VC2); a data writing circuit (30) configured to provide a signal of a data signal terminal (DA) to the driving transistor (M0) in response to a signal of a first scanning signal terminal (GA1); the driving transistor (M0) configured to generate a driving current according to the signal of the data signal terminal (DA); and a light-emitting device (L) configured to emit light under the control of the driving current.
    Type: Application
    Filed: November 30, 2020
    Publication date: December 7, 2023
    Inventors: Yue LONG, Yao HUANG, Yuanjie XU, Benlian WANG, Lili DU
  • Patent number: 11763730
    Abstract: The disclosure provides a pixel driving circuit and a display panel, and belongs to the field of display technology. In the pixel driving circuit, the data write sub-circuit is configured to write a data voltage to a first electrode of the driving sub-circuit in response to a first scan signal; the auxiliary function sub-circuit is configured to compensate a threshold voltage of the driving transistor; the reset sub-circuit is configured to initialize a first electrode of the light emitting device to be driven in response to a reset control signal, and the second light emitting control sub-circuit transmits the initialization signal to a second electrode of the driving sub-circuit in response to a second light emitting control signal; the first light emitting control sub-circuit is configured to write a first power voltage to the first electrode of the driving transistor in response to a first light emitting control signal.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: September 19, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanjie Xu, Benlian Wang, Yue Long, Yao Huang, Lili Du
  • Publication number: 20230237966
    Abstract: A shift register unit, a scanning drive circuit, a display substrate and a display device. The shift register unit includes an output end, a node control end, a first output node control circuit, a second node control circuit, a second output node control circuit and an output circuit, the second node control circuit is electrically connected to a first clock signal line, the node control end, the first output node and the second node; the first output node control circuit is electrically connected to the second node and the first output node and is configured to control a potential of the first output node; the second output node control circuit is electrically connected to the second node and the second output node; the output circuit is electrically connected to a first output node, a second output node, a first voltage line, a second voltage line and an output end.
    Type: Application
    Filed: March 30, 2023
    Publication date: July 27, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue LONG, Benlian WANG, Yuanjie XU, Yingsong XU, Lili DU, Tingliang LIU, Yao HUANG
  • Publication number: 20230157099
    Abstract: Disclosed are a display substrate, a preparation method thereof, and a display device. The display substrate includes a display region and a bonding region on one side of the display region. The bonding region at least includes a lead area. The display region includes a plurality of data lines and a plurality of data fanout lines. The lead area includes a plurality of lead wires. Orthographic projections of the plurality of data lines and the plurality of data fanout lines on a plane of the display substrate are at least partially overlapped. A first end of at least one data fanout line is connected to the lead wire, and a second end of the at least one data fanout line extends in a direction away from the lead area, to be connected to the data line.
    Type: Application
    Filed: April 30, 2021
    Publication date: May 18, 2023
    Inventors: Lili DU, Yuanjie XU, Qiwei WANG, Benlian WANG, Yudiao CHENG, Pan XU
  • Patent number: 11651739
    Abstract: A shift register unit, a scanning drive circuit, a display substrate, and a display device are provided. The shift register unit includes an output end, a node control end, a first output node control circuit, a second output node control circuit and an output circuit, the second node control circuit is electrically connected to a first clock signal line, the node control end, the first output node and the second node; the first output node control circuit is electrically connected to the second node and the first output node and is configured to control a potential of the first output node; the second output node control circuit is electrically connected to the second node and the second output node; the output circuit is electrically connected to a first output node, a second output node, a first voltage line, a second voltage line and an output end.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: May 16, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Long, Benlian Wang, Yuanjie Xu, Yingsong Xu, Lili Du, Tingliang Liu, Yao Huang
  • Patent number: 11644601
    Abstract: An anti-fogging film, an anti-fogging component, an adjustment method therefor and a vehicle-mounted device, the anti-fogging film including: a conversion film layer and an excitation film layer, which is located on the conversion film layer; the conversion film layer carries out reversible conversion between a hydrophilic state and a hydrophobic state according to characteristic parameters of the excitation film layer.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: May 9, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanjie Xu, Weiyun Huang
  • Patent number: 11562681
    Abstract: The disclosure provides a display substrate, a driving method thereof and a display device. The display substrate includes: a base substrate with a hole in a hole region of the base substrate; a plurality of first signal lines, on a first side of the hole; and a plurality of second signal lines, on the other side of the hole distal to the first side; a plurality of first switch units, at terminals of the plurality of first signal lines proximal to the hole and electrically coupled to the plurality of first signal lines in one-to-one correspondence; a plurality of second switch units, at terminals of the plurality of second signal lines proximal to the hole; a plurality of connection lines comprising a plurality of first connection lines, a plurality of second connection lines and a plurality of third connection lines.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: January 24, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ting Li, Yuanjie Xu, Bo Wu, Zhonglin Cao, Pengcheng Zang, Jing He, Yadong Zhang, Yao Li
  • Patent number: 11562697
    Abstract: A shift register unit, a scanning driving circuit, a display substrate and a display device. The shift register unit includes an output terminal, an output circuit and an output node control circuit. The output circuit is electrically coupled to a first output node, a second output node, a first voltage line, a second voltage line and the output terminal, respectively. The output node control circuit is electrically coupled to the first output node, the second output node, a third voltage line, a fourth voltage line, a fifth voltage line, a first clock signal line, a second clock signal line and an input terminal, respectively. At least one of a third voltage signal, a fourth voltage signal and a fifth voltage signal is different from a first voltage signal and ae second voltage signal.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: January 24, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Long, Benlian Wang, Yingsong Xu, Lili Du, Yao Huang, Yuanjie Xu, Tingliang Liu
  • Publication number: 20220376022
    Abstract: A display substrate, a manufacturing method thereof and a display device. In a plane parallel to the display substrate, the display substrate includes a plurality of sub-pixels, at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit at least includes a storage capacitor, a driving transistor and at least one switching transistor; in a plane perpendicular to the display substrate, the display substrate includes a semiconductor layer and a plurality of conductive layers; and a gate electrode of the driving transistor and a gate electrode of the at least one switching transistor are arranged on different conductive layers respectively.
    Type: Application
    Filed: November 18, 2020
    Publication date: November 24, 2022
    Inventors: Lili DU, Benlian WANG, Yuanjie XU, Yue LONG, Yao HUANG
  • Patent number: 11506680
    Abstract: A speed sensor, a device for measuring a speed, and a method for measuring a speed are provided. The speed sensor includes: an imaging device; a liquid crystal lens on a side of the imaging device; and a controller configured to: apply different voltages to the liquid crystal lens, obtain, via the imaging device, images of a reference object formed through the liquid crystal lens under the different voltages, control, based on information of the images, the liquid crystal lens to realize focus for multiple times for the reference object, obtain a voltage that is correspondingly applied to the liquid crystal lens when each of the multiple times of focus is realized, and calculate a speed based on the voltages.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: November 22, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Zhonglin Cao, Yuanjie Xu, Jing He, Huanchun Wang
  • Publication number: 20220352278
    Abstract: An array substrate and a display device are disclosed. The array substrate includes a base substrate, a first conductive layer, a second conductive layer, and a third conductive layer. The first conductive layer is located on a side of the base substrate and includes a first conductive portion for forming a gate of a drive transistor and a second conductive portion for forming a first electrode of a capacitor; the second conductive layer is arranged on a side of the first conductive layer away from the base substrate, and includes a third conductive portion for forming a second electrode of the capacitor, and an orthographic projection of the third conductive portion on the base substrate and an orthographic projection of the second conductive layer on the base substrate at least partially overlap.
    Type: Application
    Filed: November 18, 2020
    Publication date: November 3, 2022
    Inventors: Yuanjie XU, Benlian WANG, Yue LONG, Lili DU, Yao HUANG