Patents by Inventor Lingran WANG

Lingran WANG 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: 12271546
    Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. A respective one of the plurality of first mesh electrodes comprises a plurality of first mesh blocks and a plurality of third mesh blocks alternately arranged in a respective row. The respective second mesh block is in a space between a first adjacent third mesh block, a second adjacent third mesh block, a first adjacent first mesh block, a second adjacent first mesh block, a third adjacent first mesh block, and a fourth adjacent first mesh block.
    Type: Grant
    Filed: April 9, 2024
    Date of Patent: April 8, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lingran Wang, Yang Yang, Jaeseung Kim, Jun Yan, Zhiliang Jiang, Gukhwan Song
  • Publication number: 20250068275
    Abstract: A touch control structure includes a plurality of touch signal lines in a peripheral area. A respective touch signal line includes a double-layer structure in a double-layer region and a single-layer structure in a single-layer region. The peripheral area includes a first sub-area on a first side, a second sub-area on a second side, a third sub-area on a third side, a fourth sub-area on a fourth side, of the touch control area. The first sub-area includes a side region, and one or more corner regions. The double-layer region and the single-layer region are in the first sub-area, the first sub-area has a first shortest width along a direction from the touch control area to the first sub-area, the first shortest width is greater than a shortest width of at least one of sub-areas of the peripheral area other than the first sub-area.
    Type: Application
    Filed: November 11, 2024
    Publication date: February 27, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yu Wang, Erjin Zhao, Yi Zhang, Ping Wen, Wei Wang, Yang Zeng, Yuanqi Zhang, Lingran Wang, Jun Yan
  • Publication number: 20250068288
    Abstract: A touch substrate and a touch display device are provided. The touch substrate includes a touch region and a notch region, the touch substrate further includes a plurality of touch-driving connection lines connected to a plurality of first touch electrodes, the plurality of second touch electrodes includes at least one second disconnection touch electrode, each of the at least one second disconnection touch electrode includes a first sub portion and a second sub portion, the touch substrate further includes a bridge line and a shielding line, the bridge line connects the first sub portion and the second sub portion, an orthographic projection of at least a part of the shielding line on the base substrate is between an orthographic projection of the bridge line on the base substrate and an orthographic projection of the touch-driving connection line on the base substrate.
    Type: Application
    Filed: November 12, 2024
    Publication date: February 27, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO.,LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun YAN, Xiangdan DONG, Lingran WANG, Bo CHENG, Fan HE, Mengmeng DU
  • Publication number: 20250063918
    Abstract: A display panel and a display device are disclosed. The display panel includes: a touch electrode, at least located in the display region; and a touch trace, electrically connected with the touch electrode, and disposed on a side of the dam structure away from the base substrate; where the touch trace includes a first trace portion, and an orthographic projection of at least a part of the first trace portion on the base substrate overlaps with an orthographic projection of the first dam portion on the base substrate; the first trace portion comprises at least one first trace sub-portion having an average width of a first width, and at least one second trace sub-portion having an average width of a second width, where the first width is less than the second width.
    Type: Application
    Filed: November 6, 2024
    Publication date: February 20, 2025
    Inventors: Erjin ZHAO, Zhiliang JIANG, Jun YAN, Lingran WANG, Fan HE
  • Publication number: 20250053271
    Abstract: A touch panel includes: a base substrate having at least two mounting holes, and a touch function layer including first and second touch units. Each first touch unit includes first touch electrodes located in a same layer, and each second touch unit includes second touch electrodes located in a same layer and insulated from the first touch electrodes. The touch function layer is hollowed out at positions corresponding to the at least two mounting holes and has a gap region at a position corresponding to a region between two adjacent mounting holes. In a first touch unit, first touch electrodes located in the gap region serve as a first gap electrode and a second gap electrode. In a second touch unit, second touch electrodes located in the gap region serve as a third gap electrode located between the first and second gap electrodes and a fourth gap electrode.
    Type: Application
    Filed: October 30, 2024
    Publication date: February 13, 2025
    Inventors: Lingran Wang, Jun Yan, Wenhui Gao, Gukhwan Song
  • Publication number: 20250053265
    Abstract: A touch layer includes an effective touch structure and an insulating layer. The effective touch structure includes first touch bars extending substantially in a same direction, and second touch bars extending substantially in a same direction. The first touch bars cross the second touch bars and are insulated from the second touch bars; the first touch bars are divided into first touch groups, and at least two first touch bars included in a first touch group are electrically connected to each other; and the second touch bars are divided into second touch groups, and at least two second touch bars included in a second touch group are electrically connected to each other. The insulating layer is provided between the first touch bars and the second touch bars, and in areas where the first touch bars overlap the second touch bars.
    Type: Application
    Filed: October 31, 2024
    Publication date: February 13, 2025
    Inventors: Jun YAN, Jianghua LIU, Zhiliang JIANG, Erjin ZHAO, Lingran WANG
  • Publication number: 20250013337
    Abstract: Provided is a touch electrode structure. The touch electrode structure includes a plurality of touch electrode patterns, wherein each of the touch electrode patterns includes a first touch electrode and a second touch electrode, and the first touch electrodes and second touch electrodes of touch electrode patterns of the touch electrode structure are insulated. Branch electrodes of the first touch electrode and branch electrodes of the second touch electrode are disposed in at least one of a first region defined by first main body electrodes of two first touch electrodes and a second region defined by second main body electrodes of two second touch electrodes.
    Type: Application
    Filed: September 24, 2024
    Publication date: January 9, 2025
    Inventors: Lingran WANG, Jun YAN, Zhiliang JIANG, Erjin ZHAO
  • Patent number: 12193307
    Abstract: A display panel and a display device are disclosed. The display panel includes: a touch electrode, at least located in the display region; and a touch trace, electrically connected with the touch electrode, and disposed on a side of the dam structure away from the base substrate; where the touch trace includes a first trace portion, and an orthographic projection of at least a part of the first trace portion on the base substrate overlaps with an orthographic projection of the first dam portion on the base substrate; the first trace portion comprises at least one first trace sub-portion having an average width of a first width, and at least one second trace sub-portion having an average width of a second width, where the first width is less than the second width.
    Type: Grant
    Filed: January 30, 2024
    Date of Patent: January 7, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Erjin Zhao, Zhiliang Jiang, Jun Yan, Lingran Wang, Fan He
  • Patent number: 12182368
    Abstract: A touch layer includes an effective touch structure and a plurality of virtual touch portions. The effective touch structure includes a plurality of first touch bars extending substantially in a same direction, and a plurality of second touch bars extending substantially in a same direction; the plurality of first touch bars cross and are insulated from the plurality of second touch bars; the effective touch structure has a plurality of dummy regions that are non-overlapping with, in a thickness direction of the touch layer, both the plurality of first touch bars and the plurality of second touch bars; in the plurality of virtual touch portions, each virtual touch portion is insulated from both the plurality of first touch bars and the plurality of second touch bars, and at least one virtual touch portion is located in a dummy region.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: December 31, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Yan, Jianghua Liu, Zhiliang Jiang, Erjin Zhao, Lingran Wang
  • Patent number: 12164715
    Abstract: Disclosed is a display panel including a base substrate. The base substrate includes a display region, a wiring lead-out region and a signal access region that are located on a side of the display region. The wiring lead-out region is located between the display region and the signal access region. The wiring lead-out region includes: at least one first power supply line, at least one first touch signal line, and at least one first display signal line that are disposed on the base substrate. The first touch signal line is located on a side of the first power supply line away from the base substrate, and the first display signal line is located on a side of the first power supply line close to the base substrate.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Wenhui Gao, Peng Xu, Shun Zhang, Tiaomei Zhang, Kai Zhang, Zhiliang Jiang, Lingran Wang
  • Patent number: 12159014
    Abstract: Provided is a touch electrode structure. The touch electrode structure includes a plurality of touch electrode patterns, wherein each of the touch electrode patterns includes a first touch electrode and a second touch electrode, and the first touch electrodes and second touch electrodes of touch electrode patterns of the touch electrode structure are insulated. Branch electrodes of the first touch electrode and branch electrodes of the second touch electrode are disposed in at least one of a first region defined by first main body electrodes of two first touch electrodes and a second region defined by second main body electrodes of two second touch electrodes.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: December 3, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Lingran Wang, Jun Yan, Zhiliang Jiang, Erjin Zhao
  • Patent number: 12141408
    Abstract: A touch substrate and a touch display device are provided. The touch substrate includes a touch region and a notch region, a first notch touch electrode extending to the notch region, the touch substrate further includes a touch-driving connection line connected to the first notch touch electrode, the plurality of second touch electrodes includes at least one second disconnection touch electrode, each of the at least one second disconnection touch electrode includes a first sub portion and a second sub portion, the touch substrate further includes a bridge line and a shielding line, the bridge line connects the first sub portion and the second sub portion, an orthographic projection of at least a part of the shielding line on the base substrate is between an orthographic projection of the bridge line on the base substrate and an orthographic projection of the touch-driving connection line on the base substrate.
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: November 12, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Yan, Xiangdan Dong, Lingran Wang, Bo Cheng, Fan He, Mengmeng Du
  • Publication number: 20240315071
    Abstract: Disclosed are a display substrate and a display device. The display substrate includes a base substrate which includes a display region and a frame region surrounding the display region; at least one circle of blocking dam arranged around the display region in the frame region; and a touch metal layer located on the side, away from the base substrate, of the layer where the blocking dam is located; the touch metal layer includes a plurality of touch electrodes and a plurality of touch signal lines electrically connected to the plurality of touch electrodes, wherein the plurality of touch electrodes are at least partially located in the display region, and the plurality of touch signal lines are located in the frame region; the plurality of touch signal lines include: a plurality of first wirings and a plurality of second wirings arranged in parallel in a first direction.
    Type: Application
    Filed: May 24, 2024
    Publication date: September 19, 2024
    Inventors: Erjin ZHAO, Zhiliang JIANG, Lingran WANG, Jun YAN
  • Publication number: 20240295940
    Abstract: Disclosed are a touch panel and a display apparatus. The touch panel includes a touch area (100) and a peripheral area (200) surrounding the touch area (100), and includes: a base substrate (1); a first touch electrode (2) and a second touch electrode (3) arranged to intersect with each other, provided on the base substrate (1) and located in the touch area (100); a first touch signal line (4), provided on the base substrate (1) and located in the peripheral area (200), and electrically connected with the first touch electrode (2); and a guard line (7) provided on the base substrate (1), located between the first touch signal line (4) and the touch area (100), and separated from the first touch signal line (4) and from the touch area (100), where the guard line (7) is in a floating state. A signal-to-noise ratio can be improved.
    Type: Application
    Filed: July 26, 2021
    Publication date: September 5, 2024
    Inventors: Erjin ZHAO, Zhiliang JIANG, Jun YAN, Lingran WANG
  • Publication number: 20240256068
    Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. A respective one of the plurality of first mesh electrodes comprises a plurality of first mesh blocks and a plurality of third mesh blocks alternately arranged in a respective row. The respective second mesh block is in a space between a first adjacent third mesh block, a second adjacent third mesh block, a first adjacent first mesh block, a second adjacent first mesh block, a third adjacent first mesh block, and a fourth adjacent first mesh block.
    Type: Application
    Filed: April 9, 2024
    Publication date: August 1, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lingran Wang, Yang Yang, Jaeseung Kim, Jun Yan, Zhiliang Jiang, Gukhwan Song
  • Publication number: 20240241608
    Abstract: A touch layer includes an effective touch structure and a plurality of virtual touch portions. The effective touch structure includes a plurality of first touch bars extending substantially in a same direction, and a plurality of second touch bars extending substantially in a same direction; the plurality of first touch bars cross and are insulated from the plurality of second touch bars; the effective touch structure has a plurality of dummy regions that are non-overlapping with, in a thickness direction of the touch layer, both the plurality of first touch bars and the plurality of second touch bars; in the plurality of virtual touch portions, each virtual touch portion is insulated from both the plurality of first touch bars and the plurality of second touch bars, and at least one virtual touch portion is located in a dummy region.
    Type: Application
    Filed: November 24, 2021
    Publication date: July 18, 2024
    Inventors: Jun YAN, Jianghua LIU, Zhiliang JIANG, Erjin ZHAO, Lingran WANG
  • Patent number: 12041814
    Abstract: Disclosed are a display substrate and a display device. The display substrate includes a base substrate which includes a display region and a frame region surrounding the display region; at least one circle of blocking dam arranged around the display region in the frame region; and a touch metal layer located on the side, away from the base substrate, of the layer where the blocking dam is located; the touch metal layer includes a plurality of touch electrodes and a plurality of touch signal lines electrically connected to the plurality of touch electrodes, wherein the plurality of touch electrodes are at least partially located in the display region, and the plurality of touch signal lines are located in the frame region; the plurality of touch signal lines include: a plurality of first wirings and a plurality of second wirings arranged in parallel in a first direction.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: July 16, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Erjin Zhao, Zhiliang Jiang, Lingran Wang, Jun Yan
  • Publication number: 20240237449
    Abstract: Disclosed are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes a display region and a non-display region surrounding the display region, wherein the non-display region includes a first border region at least partially surrounding the display region, a second border region and a lead convergence region located on a side of the display region, the lead convergence region is located between the first border region and the second border region, and the lead convergence region includes two corner regions and an intermediate convergence region located between the two corner regions; a plurality of data line leads, at least located in the first border region and the lead convergence region, and electrically connected with a plurality of data lines in the display region.
    Type: Application
    Filed: June 4, 2021
    Publication date: July 11, 2024
    Inventors: Wenhui GAO, Peng XU, Siyu WANG, Lingran WANG, Caifeng ZHANG, Kai ZHANG, Shilong WANG, Tiaomei ZHANG, Zhiliang JIANG
  • Publication number: 20240220057
    Abstract: The present disclosure provides a touch electrode structure, a touch panel and a display device, which relate to the field of touch control technologies. First touch electrodes and second touch electrodes of touch electrode patterns of the touch electrode structure are insulated. Branch electrodes of the first touch electrode and branch electrodes of the second touch electrode are disposed in at least one of a first region defined by first main body electrodes of two first touch electrodes and a second region defined by second main body electrodes of two second touch electrodes, such that a mutual capacitance of the at least one region is greater. When a user's finger approaches the at least one region, an induction amount of the touch electrode pattern changes greatly, such that the detection circuit accurately determines a touch position of the user's finger based on the greater change in the induction amount, and the touch performance of the touch panel is improved.
    Type: Application
    Filed: October 26, 2021
    Publication date: July 4, 2024
    Inventors: Lingran WANG, Jun YAN, Zhiliang JIANG, Erjin ZHAO
  • Patent number: 12019834
    Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of first mesh electrodes includes a plurality of first mesh blocks consecutively connected in a respective row. The plurality of first mesh blocks includes a first respective first mesh block in a space formed by a first set of four adjacent second mesh blocks. The first respective first mesh block is spaced apart and insulated from the four adjacent second mesh blocks in the first set. The four adjacent second mesh blocks in the first set is electrically connected to each other.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: June 25, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lingran Wang, Ping Wen