Patents by Inventor Rui Xu

Rui 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: 20230219055
    Abstract: Disclosed are a functional material for synchronously stabilizing multiple metals and a preparation method thereof, and a method for rehabilitating soil or wastewater contaminated by heavy metals (metalloids). The preparation method includes: mixing a ferrous salt, a ferric salt, a manganous salt, water, a dispersing material, and a phosphate to obtain a first mixture, and subjecting the first mixture to a first precipitation reaction to obtain a first reaction mixture containing the phosphate; adjusting a pH value of the first reaction mixture containing the phosphate to 10-12 by adding an alkali thereto to obtain a second mixture, subjecting the second mixture to a second precipitation reaction to obtain a second reaction mixture; and subjecting the second reaction mixture to a solid-liquid separation to obtain a solid, washing the solid, and drying to obtain the functional material for synchronously stabilizing multiple metals.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 13, 2023
    Inventors: Qian Li, Rui Xu, Shengming Jin, Tao Jiang
  • Patent number: 11696041
    Abstract: An image sensor includes a two-dimensional pixel array and a lens array. The two-dimensional pixel array comprises a plurality of pixels. Some of the pixels includes two sub-pixels. A rectangular coordinate is established by taking the pixel as an origin, a length direction of the two-dimensional pixel array as an x-axis, and a width direction of the two-dimensional pixel array as a y-axis. The two sub-pixels lie in both a positive half axis and a negative half axis of the x-axis and lies in both a positive half axis and a negative half axis of the y-axis. The lens array comprises a plurality of lenses, each covering one of the pixels.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: July 4, 2023
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Rui Xu, Cheng Tang, Xin Yang, Xiaotao Li, Wentao Wang, Jianbo Sun, He Lan, Haiyu Zhang, Gong Zhang
  • Patent number: 11660120
    Abstract: A visualized surgical assembly is provided, characterized in that the visualized surgical assembly includes a disposable drainage tube and a functional tube for providing visualization function, the disposable drainage tube and the functional tube are connected detachable along the axial of the tube body, and the functional tube is provided with a self-destructive part for cutting the disposable drainage tube. A corresponding endoscope is also provided. The visualized surgical assembly is a combination structure of the disposable drainage tube and the functional tube which can provide visualization function. The disposable drainage tube can removable connect with the functional tube, and the functional tube can be repeated disinfection, which can reduce the cost and avoid the risk of cross infection.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: May 30, 2023
    Assignee: SHANGHAI OUTAI MEDICAL EQUIPMENT CO., LTD.
    Inventors: Rui Xu, Suping Liu, Zhujun Tang, Tong Zhao, Lei Cen, Yungui Liu, Xukai Wang, Qiang Cheng
  • Publication number: 20230152656
    Abstract: Embodiments of the present disclosure provide an electronic paper, a display device, and a driving method. A plurality of first half-cup structures each includes charged dye particles with a single electric property are provided on the first driving backplane, a plurality of second half-cup structures each includes charged dye particles with a single electric property are provided on the second driving backplane; one first half-cup structure and the opposite second half-cup structures constitute a micro-cup structure, a electric property of the charged dye particles in the first half-cup structure is opposite to that in the second half-cup structure in the same micro-cup structure; a cross-sectional area of the respective second half-cup structures gradually decreases in a direction pointing from the second driving backplane to the first driving backplane; and a cross-sectional area of the respective first half-cup structures gradually decreases in an opposite direction.
    Type: Application
    Filed: July 31, 2019
    Publication date: May 18, 2023
    Inventors: Zhe WANG, Qingqing MA, Chao TIAN, Rui XU, Min WANG, Tianjiao WANG, Yan ZHANG, Haiyang TIAN
  • Patent number: 11651125
    Abstract: Systems, methods, and computer program products can be used for determining the amount of oil removed by a miscible gas flood. One of the methods includes identifying locations of oil within a volume representing a reservoir rock sample. The method includes identifying locations of gas within the volume. The method also includes determining the amount of oil removed based on locations within the volume where oil is either coincident with the gas or is connected to the gas by a continuous oil path.
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: May 16, 2023
    Assignee: Dassault Systemes Simulia Corp.
    Inventors: Bernd Crouse, Rui Xu, Guangyuan Sun
  • Patent number: 11646323
    Abstract: An array substrate, a display panel and a display device are provided by the present disclosure. The array substrate includes a plurality of pixel structures in a display area of the array substrate and arranged in rows and columns, a plurality of first driving signal wires extending in a row direction; and a plurality of leads extending in a row direction, the plurality of leads including a plurality of first-type leads and at least one second-type lead. A respective first driving signal wire is electrically connected to a row of the pixel structures and is electrically connected to a respective first-type lead via a first electrical connection point. The at least one second-type lead is electrically connected to a respective first driving signal wire via a second electrical connection point and is connected in parallel with a corresponding first-type lead electrically connected to the respective first driving signal wire.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: May 9, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Min Wang, Rui Xu, Shaobo Li, Guangquan Wang, Chao Tian, Zhe Wang, Meng Gong, Yongchun Lu
  • Publication number: 20230121668
    Abstract: A display substrate includes a first substrate, a microcup structure layer, an electrophoretic liquid and a second substrate. The first substrate includes a pixel electrode layer which includes a plurality of pixel electrodes. The microcup structure layer is disposed on a side of the first substrate. The microcup structure layer includes a plurality of microcups, each microcup has a first opening and a second opening opposite to the first opening, the first opening is closer to the pixel electrode layer than the second opening, a size of the first opening being greater than a size of the second opening. The electrophoretic fluid is filled in the plurality of microcups, and the electrophoretic fluid is incorporated with charged particles. The second substrate is disposed on a side, away from the first substrate, of the microcup structure layer with the electrophoretic fluid, and the second substrate includes a common electrode layer.
    Type: Application
    Filed: July 17, 2019
    Publication date: April 20, 2023
    Inventors: Zhe WANG, Qingqing MA, Chao TIAN, Rui XU, Shuo LI, Min WANG, Xiang YUAN, Linyu LI, Haizhou REN, Haiyang TIAN, Kaifeng WANG, Yinan GAO, Guojie QIN
  • Patent number: 11623337
    Abstract: A power tool includes a housing, a motor, a power output member, a transmission assembly, and a light source device. The power output member extends substantially along an axis and is connected to an operating accessory, and the operating accessory is provided with a working portion. The light source device includes a light guide plate, a light-emitting element, and a circuit board. The light guide plate is formed with a light exit surface for emitting light and a first light incident surface and a second light incident surface for guiding light into the light guide plate. The circuit board is used for installing the light-emitting element. A maximum distance L between the first light incident surface and the second light incident surface along a left-and-right direction is greater than or equal to 0 mm and less than or equal to 7 mm.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: April 11, 2023
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventors: Rui Xu, Fengshan Zhang, Xiaoyong Wang
  • Publication number: 20230094439
    Abstract: The invention provides a self drilling side pressure simulation test device and method for a formation containing natural gas hydrate, belonging to the technical field of geotechnical mechanics. The device comprises a reactor, a cutting tool, a mud conveying mechanism and a side pressure testing device. The reactor is used to fill the simulated substance of the formation containing natural gas hydrate to be tested. The cutting tool is arranged in the reactor, and the cutting tool can move up and down relative to the reactor. One end of the mud conveying mechanism is connected with the reactor, for outputting the mud cut by the cutting tool from the reactor; The side pressure test device can complete the side pressure test experiment with the cutting tool moving to the set depth. The method is implemented based on the device. The in-situ test method can directly test the engineering mechanical parameters of the formation containing natural gas hydrate.
    Type: Application
    Filed: March 7, 2022
    Publication date: March 30, 2023
    Applicant: INSTITUTE OF ROCK AND SOIL MECHANICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Houzhen WEI, Hao LIU, Qiang XUE, Qingshan MENG, Xiaoxiao LI, Rui XU
  • Publication number: 20230077778
    Abstract: Systems, methods, and computer program products can be used for determining the amount of oil removed by a miscible gas flood. One of the methods includes identifying locations of oil within a volume representing a reservoir rock sample. The method includes identifying locations of gas within the volume. The method also includes determining the amount of oil removed based on locations within the volume where oil is either coincident with the gas or is connected to the gas by a continuous oil path.
    Type: Application
    Filed: November 22, 2022
    Publication date: March 16, 2023
    Inventors: Bernd Crouse, Rui Xu, Guangyuan Sun
  • Patent number: 11604128
    Abstract: The invention provides a self drilling side pressure simulation test device and method for a formation containing natural gas hydrate, belonging to the technical field of geotechnical mechanics. The device comprises a reactor, a cutting tool, a mud conveying mechanism and a side pressure testing device. The reactor is used to fill the simulated substance of the formation containing natural gas hydrate to be tested. The cutting tool is arranged in the reactor, and the cutting tool can move up and down relative to the reactor. One end of the mud conveying mechanism is connected with the reactor, for outputting the mud cut by the cutting tool from the reactor; The side pressure test device can complete the side pressure test experiment with the cutting tool moving to the set depth. The method is implemented based on the device. The in-situ test method can directly test the engineering mechanical parameters of the formation containing natural gas hydrate.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: March 14, 2023
    Assignee: INSTITUTE OF ROCK AND SOIL MECHANICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Houzhen Wei, Hao Liu, Qiang Xue, Qingshan Meng, Xiaoxiao Li, Rui Xu
  • Patent number: 11605238
    Abstract: A fingerprint identification module may include an array substrate (201), a plurality of point light sources (202) on the array substrate (201), and a plurality of photosensors (203) on the array substrate (201). The array substrate (201) may include a switch array (204) and a light emitting unit array (205) on the switch array (204). The plurality of point light sources (202) is configured to emit light to irradiate different regions of a finger at different times.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: March 14, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Rui Xu, Xue Dong, Haisheng Wang, Yingming Liu, Lei Wang, Changfeng Li, Pinchao Gu, Xueyou Cao, Wei Liu, Xiaoliang Ding, Xiaoquan Hai
  • Publication number: 20230036905
    Abstract: The present application is applicable to the field of video processing. Provided are a target tracking method for a panoramic video, a readable storage medium, and a computer device. The method comprises: using a tracker to track and detect a target to be tracked to obtain a predicted tracking position of said target in the next panoramic video frame, calculating the reliability of the predicted tracking position, and using an occlusion detector to calculate an occlusion score of the predicted tracking position; determining whether the reliability of the predicated tracking position is greater than a preset reliability threshold value, and determining whether the occlusion score of the predicted tracking position is greater than a preset occlusion score threshold value; and using a corresponding tracking strategy according to the reliability and the occlusion score.
    Type: Application
    Filed: January 8, 2021
    Publication date: February 2, 2023
    Inventors: Rui Xu, Wenjie Jiang
  • Publication number: 20230033460
    Abstract: An integrated triaxial shear and seepage experimental method for hydrate-bearing sediments and device thereof is provided, relating to the field of geotechnical experiments technologies. The method includes the following steps: generating hydrate; preparing a shear and seepage coupling experiment; and performing the shear and seepage coupling experiment. According to a special integrated experimental device, that coupling analysis of seepage and stress in a triaxial shear breakage process of the hydrate can be realized, and different experiments that are liquid seepage experiment and the gas-liquid seepage experiment can be realized.
    Type: Application
    Filed: October 29, 2021
    Publication date: February 2, 2023
    Applicant: Qingdao University of Technology
    Inventors: Liang KONG, Yapeng ZHAO, Rui XU, Jiaqi LIU, Keqiang HE, Likun Hua
  • Publication number: 20230023681
    Abstract: A power tool includes a chuck device for clamping a working component. The chuck device includes a locking mechanism, an operation member, a connection shaft, a driving assembly, and a stopper member. The locking mechanism implements a locking function. The operation member is operable to allow the locking mechanism to leave a locking position and is detachably connected to the connection shaft. The driving assembly drives the locking mechanism to be in the locking position. The stopper member is configured to limit the driving assembly.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 26, 2023
    Inventors: Rui Xu, Xiaoyong Wang, Di Wu
  • Patent number: 11551029
    Abstract: The invention discloses a deep network lung texture recognition method combined with multi-scale attention, which belongs to the field of image processing and computer vision. In order to accurately recognize the typical texture of diffuse lung disease in computed tomography (CT) images of the lung, a unique attention mechanism module and multi-scale feature fusion module were designed to construct a deep convolutional neural network combing multi-scale and attention, which achieves high-precision automatic recognition of typical textures of diffuse lung diseases. In addition, the proposed network structure is clear, easy to construct, and easy to implement.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: January 10, 2023
    Assignee: DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Rui Xu, Xinchen Ye, Haojie Li, Lin Lin
  • Patent number: 11544820
    Abstract: The present disclosure relates to a video repair method and apparatus, an electronic device, and a storage medium.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: January 3, 2023
    Assignee: Beijing Sensetime Technology Development Co., Ltd.
    Inventors: Rui Xu, Xiaoxiao Li, Bolei Zhou, ChenChange Loy
  • Publication number: 20220414295
    Abstract: Systems, methods, and computer program products can be used for visualizing the behavior of flow of two or more fluid phases, wherein a fluid phase behavior is represented in a visualization. One of the methods includes determining an occupation time, which is the amount of elapsed time from when a fluid phase first occupies a particular location until a second time.
    Type: Application
    Filed: August 29, 2022
    Publication date: December 29, 2022
    Inventors: Bernd Crouse, Rui Xu
  • Patent number: 11530598
    Abstract: Systems, methods, and computer program products can be used for determining the amount of oil removed by a miscible gas flood. One of the methods includes identifying locations of oil within a volume representing a reservoir rock sample. The method includes identifying locations of gas within the volume. The method also includes determining the amount of oil removed based on locations within the volume where oil is either coincident with the gas or is connected to the gas by a continuous oil path.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: December 20, 2022
    Assignee: Dassault Systemes Simulia Corp.
    Inventors: Bernd Crouse, Rui Xu, Guangyuan Sun
  • Publication number: 20220399541
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described. The particles have a particle size distribution with a D50 ranging from 10 ?m to 20 ?m.
    Type: Application
    Filed: August 11, 2022
    Publication date: December 15, 2022
    Inventors: Hongli Dai, Huiming Wu, Dapeng Wang, John David Carter, Yan Li, Anh D. Vu, Xiaoping Wang, Christopher S. Johnson, Rui Xu, Zhenzhen Yang, Yanjie Cui, James A. Gilbert, Arthur Jeremy Kropf, Hakim H. Iddir