Patents by Inventor Lang Liu

Lang Liu 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: 20230157110
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.
    Type: Application
    Filed: November 29, 2019
    Publication date: May 18, 2023
    Inventors: Zhongyuan WU, Yongqian LI, Can YUAN, Zhidong YUAN, Meng LI, Dacheng ZHANG, Lang LIU
  • Publication number: 20230127411
    Abstract: A display panel and a display device are provided. The display panel includes a base substrate, a plurality of pixel drive circuit units, n first signal lines, a touch layer, and a light emitting element. A distance between first extending portions of two adjacent first signal lines is greater than a distance between first bending portions of the two adjacent first signal lines. An orthogonal projection overlap area between the first connecting portion and first extending portions of the n first signal lines is S1, and an orthogonal projection overlap area between the first connecting portion and first bending portions of the n first signal lines is S2. S1?S2. A length of a first extending portion of at least one first signal line is L1, a distance between the first extending portion of at least one first signal line and the second electrode is H1, and H1?(S1/n)/L1.
    Type: Application
    Filed: November 4, 2022
    Publication date: April 27, 2023
    Inventors: Lang LIU, Jingquan WANG, Chen XU
  • Publication number: 20230115948
    Abstract: The present disclosure provides an array substrate, a display panel, a display device and a manufacturing method, for solving the problems in the prior art that the array substrate is larger in number of circuits, the area needed for punching is larger, and the high pixel resolution cannot be achieved easily.
    Type: Application
    Filed: February 2, 2021
    Publication date: April 13, 2023
    Inventors: Pan XU, Yongqian LI, Yicheng LIN, Ling WANG, Guoying WANG, Xing ZHANG, Ying HAN, Dacheng ZHANG, Lang LIU, Chen XU
  • Publication number: 20230103377
    Abstract: A display substrate includes: a base substrate; a first conductive pattern arranged on the base substrate; a first insulation layer arranged at a side of the first conductive pattern away from the base substrate; a second conductive pattern arranged at a side of the first insulation layer away from the base substrate; a second insulation layer arranged at a side of the second conductive pattern away from the base substrate; and a third conductive pattern arranged at a side of the second insulation layer away from the base substrate. The third conductive pattern and the first conductive pattern together serve as a first electrode plate of the capacitor, and the second conductive pattern serves as a second electrode plate of the capacitor.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 6, 2023
    Applicants: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuehuan FENG, Yongqian LI, Dacheng ZHANG, Lang LIU
  • Patent number: 11581372
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. At least one sub-pixel includes a storage capacitor. The storage capacitor includes a second capacitor electrode, a first capacitor electrode and a third capacitor electrode which are sequentially on the base substrate. The first capacitor electrode has a first capacitor electrode side and a second capacitor electrode side opposite to each other in the second direction, and the second capacitor electrode has a third capacitor electrode side and a fourth capacitor electrode side opposite to each other in the second direction; orthographic projections of the first capacitor electrode side and the second capacitor electrode side on the base substrate are between an orthographic projection of the third capacitor electrode side and an orthographic projection of the fourth capacitor electrode side on the base substrate.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: February 14, 2023
    Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Zhidong Yuan, Dacheng Zhang, Lang Liu
  • Patent number: 11570877
    Abstract: A display panel and a display apparatus are disclosed. The display panel comprises: a plurality of signal lines extending in a first direction; at least one first reference voltage bus which extends in a second direction intersecting the first direction; and a plurality of electrostatic discharge units divided into a plurality of electrostatic discharge unit groups, wherein the plurality of electrostatic discharge unit groups are arranged in the second direction and each of the plurality of electrostatic discharge unit groups comprises at least two electrostatic discharge units arranged in the first direction, wherein at least one of the plurality of signal lines is electrically connected to the first reference voltage bus through at least one of the plurality of electrostatic discharge units.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: January 31, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pan Xu, Yongqian Li, Guoying Wang, Dacheng Zhang, Lang Liu
  • Patent number: 11532690
    Abstract: A display panel and a display device are provided. The display panel includes a base substrate, a plurality of pixel drive circuit units, n first signal lines, a touch layer, and a light emitting element. A distance between first extending portions of two adjacent first signal lines is greater than a distance between first bending portions of the two adjacent first signal lines. An orthogonal projection overlap area between the first connecting portion and first extending portions of the n first signal lines is S1, and an orthogonal projection overlap area between the first connecting portion and first bending portions of the n first signal lines is S2. S1?S2. A length of a first extending portion of at least one first signal line is L1, a distance between the first extending portion of at least one first signal line and the second electrode is H1, and H1?(S1/n)/L1.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: December 20, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lang Liu, Jingquan Wang, Chen Xu
  • Publication number: 20220399523
    Abstract: A display panel and a manufacture method thereof, and a display apparatus are provided. The display panel has a display region and a border region that surrounds the display region and includes a peripheral circuit region and a peripheral region; the peripheral circuit region is between the display region and the peripheral region. At least a part of a barrier structure of the display panel is in the peripheral circuit region, and the barrier structure includes an organic barrier layer including an opening passing through the organic barrier layer and an inorganic barrier layer covering the organic barrier layer and filling the opening; an extension direction of the opening is same as that of an edge, close to the opening, of the display panel the peripheral circuit is in the peripheral circuit region.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 15, 2022
    Inventors: Xinwei GAO, Kaihong MA, Dacheng ZHANG, Lang LIU, Chen XU
  • Publication number: 20220388402
    Abstract: An automobile brake control method, a device, and an automobile. The method includes performing a real time monitoring for failure on an automobile brake system in real time; obtaining automobile working condition information when the automobile brake system is in a failure state; generating a failure determination result according to the automobile working condition information in the failure state; generating a reverse-dragging brake instruction corresponding to reverse-dragging brake condition and sending it to a motor controller, enabling the motor controller to perform the reverse-dragging brake according to the reverse-dragging brake instruction when determining the automobile working condition information after the failure of the brake system satisfies the reverse-dragging brake condition corresponding to the failure determination result.
    Type: Application
    Filed: June 12, 2021
    Publication date: December 8, 2022
    Inventors: Chengbin Zhou, Qinbo Xue, Lang LIU, Yang Cui, Jiandong Gu
  • Publication number: 20220359623
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. At least one sub-pixel includes a first transistor, a second transistor and a storage capacitor. The display substrate further includes an extension portion protruding from the gate electrode of the first transistor, and the extension portion is extended from the gate electrode of the first transistor in the second direction; the extension portion is at least partially overlapped with the first electrode of the second transistor in a direction perpendicular to the base substrate and is electrically connected with the first electrode of the second transistor; in the first direction, the extension portion has a second side closest to the second capacitor electrode, and the second side is recessed in a direction away from the second capacitor electrode.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 10, 2022
    Inventors: Zhongyuan WU, Yongqian LI, Can YUAN, Zhidong YUAN, Meng LI, Dacheng ZHANG, Lang LIU
  • Publication number: 20220352273
    Abstract: A display panel, a manufacturing method thereof and a display device are provided. The display panel includes a base substrate, a pixel definition layer, a light emitting layer and a spacer. The pixel definition layer is configured to define each of subpixels in the display panel and includes a groove structure which is disposed between adjacent subpixels, the spacer is disposed in the groove structure, the light emitting layer is disposed on a side of the pixel definition layer and the spacer away from the base substrate, and a thermal expansion efficient of the spacer is greater than a thermal expansion efficient of the light emitting layer.
    Type: Application
    Filed: July 15, 2022
    Publication date: November 3, 2022
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo MAO, Mengyu LUAN, Changjun JIANG, Jun LI, Lang LIU, Zexu LIU, Hongtao GUO
  • Patent number: 11476310
    Abstract: A display substrate and a display device are provided. The display substrate includes sub-pixels which are arranged in a sub-pixel array in a first direction and a second direction. At least one sub-pixel includes a first transistor, a second transistor, a third transistor, and a storage capacitor. An active layer of the third transistor includes a body region and a first via hole region successively arranged in the first direction and electrically connected with each other; a first electrode of the third transistor is electrically connected to the first via hole region through a first via hole which is shifted in the second direction with respect to the body region, allowing the active layer incudes a first active layer side connecting the body region and the first via hole region; an extension direction of the first active layer side intersects with both the first direction and the second direction.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: October 18, 2022
    Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Meng Li, Zhidong Yuan, Dacheng Zhang, Lang Liu
  • Patent number: 11469290
    Abstract: The present disclosure relates to the field of display technologies, and provides an array substrate, a manufacturing method thereof, and a display panel.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: October 11, 2022
    Assignees: Hefei BOE Joint Technology Co., Ltd., Beijing BOE Technologv Development Co., Ltd.
    Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Meng Li, Zhidong Yuan, Xuehuan Feng, Lang Liu, Dacheng Zhang
  • Publication number: 20220302244
    Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, the first direction intersecting with the second direction. The display substrate further includes data lines extended in the first direction, and the data lines are connected in one-to-one correspondence with the sub-pixels in columns in each row of sub-pixels, so as to provide data signals respectively; the display substrate further includes auxiliary electrode lines extended in the first direction which are configured to be electrically connected with a second electrode of the light emitting element to provide a second power voltage; each of the auxiliary electrode lines is spaced from any one of the plurality of data lines by at least one column of sub-pixels.
    Type: Application
    Filed: November 29, 2019
    Publication date: September 22, 2022
    Inventors: Can YUAN, Yongqian LI, Meng LI, Zhidong YUAN, Dacheng ZHANG, Lang LIU
  • Patent number: 11444138
    Abstract: A display panel, a manufacturing method thereof and a display device are provided. The display panel includes a base substrate, a pixel definition layer, a light emitting layer and a spacer. The pixel definition layer is configured to define each of subpixels in the display panel and includes a groove structure which is disposed between adjacent subpixels, the spacer is disposed in the groove structure, the light emitting layer is disposed on a side of the pixel definition layer and the spacer away from the base substrate, and a thermal expansion efficient of the spacer is greater than a thermal expansion efficient of the light emitting layer.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: September 13, 2022
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Bo Mao, Mengyu Luan, Changjun Jiang, Jun Li, Lang Liu, Zexu Liu, Hongtao Guo
  • Patent number: 11444132
    Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. At least one sub-pixel includes a first transistor, a second transistor, a third transistor, and a storage capacitor. The display substrate further includes an extension portion protruding from the gate electrode of the first transistor, and the extension portion is extended from the gate electrode of the first transistor in the second direction; the extension portion is at least partially overlapped with the first electrode of the second transistor in a direction perpendicular to the base substrate and is electrically connected with the first electrode of the second transistor; in the first direction, the extension portion has a second side closest to the second capacitor electrode, and the second side is recessed in a direction away from the second capacitor electrode.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: September 13, 2022
    Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Zhidong Yuan, Meng Li, Dacheng Zhang, Lang Liu
  • Patent number: 11424021
    Abstract: Provided are a medical image analyzing system and a method thereof, which mainly crop a plurality of image patches from a processed image including a segmentation label corresponding to a location of an organ, train a deep learning model with the image patches to obtain prediction values, and plot a receiver operating characteristic curve to determine a threshold which determines whether the image patches are cancerous, thereby effectively improving the detection rate of cancer.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: August 23, 2022
    Assignee: National Taiwan University
    Inventors: Wei-Chih Liao, Wei-Chung Wang, Kao-Lang Liu, Po-Ting Chen, Ting-Hui Wu, Holger Roth
  • Publication number: 20220208948
    Abstract: A display substrate has a display area including a plurality of sub-display areas. The display substrate includes a base, a plurality of columns of pixels, a plurality of first and second power lines disposed on the base. At least two columns of pixels are disposed in each sub-display area, and each column of pixels includes at least three columns of sub-pixels. At least one first power line is disposed in each sub-display area and configured to provide a first power signal to all sub-pixels in a sub-display area. The second power lines are configured to provide second power signals to all sub-pixels. A plurality of columns of sub-pixels are disposed between any two adjacent power lines, to and any first and second power lines are each arranged between two adjacent columns of sub-pixels emitting light of a first color and sub-pixels emitting light of a second color.
    Type: Application
    Filed: November 17, 2020
    Publication date: June 30, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pan XU, Yongqian LI, Dacheng ZHANG, Lang LIU
  • Publication number: 20220199939
    Abstract: A display panel and a manufacture method thereof, and a display apparatus are provided. The display panel includes an array substrate, an encapsulation cover plate and a plurality of organic layers. The display region includes a plurality of pixels, each pixel includes a plurality of sub-pixels; each sub pixel includes a light-emitting device. The encapsulation cover plate is opposite to the array substrate and includes a first base substrate and a plurality of organic layers on a side of the first base substrate close to the array substrate. The frame sealant is in the non-display region and adheres the array substrate and the encapsulation cover plate; a gap region is between an organic layer of the plurality of the organic layers closest to the frame sealant, the gap region separates the organic layer closest to the frame sealant from the frame sealant; the gap region is in the non-display region.
    Type: Application
    Filed: June 12, 2020
    Publication date: June 23, 2022
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xinwei Gao, Dacheng Zhang, Lang Liu, Chen Xu
  • Publication number: 20220156929
    Abstract: A medical image analyzing system and a medical image analyzing method are provided and include inputting at least one patient image into a first model of a neural network module to obtain a result having determined positions and ranges of an organ and a tumor of the patient image; inputting the result into a second model of a first analysis module and a third model of a second analysis module, respectively, to obtain at least one first prediction value and at least one second prediction value corresponding to the patient image; and outputting a determined result based on the first prediction value and the second prediction value. Further, processes between the first model, the second model and the third model can be automated, thereby improving identification rate of pancreatic cancer.
    Type: Application
    Filed: October 22, 2021
    Publication date: May 19, 2022
    Inventors: Wei-Chung Wang, Wei-Chih Liao, Kao-Lang Liu, Po-Ting Chen, Po-Chuan Wang, Da-Wei Chang