Patents by Inventor Xuefeng Liu

Xuefeng 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).

  • Patent number: 12253711
    Abstract: A backlight module includes a back plate, a backlight component, and a rigid rear shell. The back plate includes a bottom plate and a vertical plate enclosing a mounting space. The backlight component is located in the mounting space and fixedly connected with the back plate. The rigid rear shell covers a side of the back plate away from the backlight component. The rigid rear shell includes a function part, a preset gap exists between the function part and the bottom plate. The bottom plate has a first connecting part including a first screw hole. The function part has a second connecting part including a second screw hole. The first connecting part and the second connecting part are connected through a fixing screw penetrating into the first screw hole and the second screw hole. A first gap exists between the first connecting part and the second connecting part.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: March 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Dake Wang, Tianma Li, Liang Li, Xiaoli Liu, Xuefeng Ding, Qijun Zhang
  • Publication number: 20250089577
    Abstract: The memory cell includes: a piezoelectric substrate layer, wherein two ends of the piezoelectric substrate layer are respectively provided with a first electrode and a second electrode, and a current-free drive of skyrmion is implemented by applying a voltage to the first electrode and the second electrode; a magnetic layer on a surface of the piezoelectric substrate layer, wherein the magnetic layer is used to form a heterojunction with the piezoelectric substrate layer, and is used to generate, stabilize, and serve as a basic carrier for a movement of the skyrmion; wherein the magnetic layer includes a convex body, the convex body is configured to divide the magnetic layer into a bit region and a memory region, and the bit region is provided with a magnetic tunnel junction used to perform generation and detection functions of the skyrmion.
    Type: Application
    Filed: July 12, 2022
    Publication date: March 13, 2025
    Applicant: Institute of Microelectronics, Chinese Academy of Sciences
    Inventors: Guozhong Xing, Hao Zhang, Xuefeng Zhao, Ziwei Wang, Changqing Xie, Ming Liu
  • Publication number: 20250084652
    Abstract: A building construction robot is provided. The building construction robot includes a vehicle body, a feeding assembly is arranged in the vehicle body, a mounting frame is fixedly connected to one end of the vehicle body, and the mounting frame is located at a discharge end close to the feeding assembly. One end of a vibrating assembly is fixedly connected to one end of a top of the vehicle body, and the other end of the vibrating assembly passes through a middle part of the mounting frame. A leveling assembly is arranged at one end, away from the vehicle body, of the mounting frame, a measuring part is arranged at a top of the mounting frame, and a moving part is arranged at a bottom of the vehicle body.
    Type: Application
    Filed: May 17, 2023
    Publication date: March 13, 2025
    Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: Yang Li, Chengjun Chen, Xuefeng Zhang, Guangzheng Wang, Yongqi Wang, Liping Liang, Jianze Liu, Fazhan Yang, Fu'e Ren
  • Patent number: 12247359
    Abstract: A road network balanced drainage method aimed at reducing urban waterlogging is disclosed. According to the drainage demand, the existing intersection elevation is changed or the intersection elevation that meets the drainage requirement is designed and implemented in new construction so that the intersection drainage is distributed according to the desired proportion; the water flowing to the water accumulation position is transferred to reduce the waterlogging degree. Through the analysis of the depth of water accumulation in the whole road network, the method of water flow distribution at the intersection is used to make the precipitation flow evenly distributed in the whole road network. The method can be used for solving serious water accumulation of a certain road section, the balanced drainage of the whole road network, the technical transformation of existing intersections, and for the planned and designed roads. The method can effectively eliminate and prevent urban waterlogging.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: March 11, 2025
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, QINGDAO DOGHUIQUAN TECHNOLOGY CO. LTD.
    Inventors: Jungang Wang, Lu Wang, Miaomiao Chen, Hui Jiang, Chong Li, Naiyou Liu, Dawu Nian, Feida Chen, Yifan Li, Renyu Xu, Xuefeng Zhang, Chaoyang Wang, Xin Yao
  • Publication number: 20250050621
    Abstract: A high performance laminated aluminum alloy manufacturing method includes: combining and fixing a front plate, a middle plate, and a rear plate, performing hot roll-bonding to obtain a laminated aluminum alloy; conducting solid solution and quenching treatment on the laminated aluminum alloy; carrying out underwater stirring friction treatment on the quenched laminated aluminum alloy; after aging heat treatment, the laminated aluminum alloy with high ballistic resistance and high interfacial bonding strength is obtained. The method uses underwater stirring friction treatment on quenched laminated aluminum alloy to break the original interlayer structure, forming a three-dimensional spatial structure composed of a stirring zone and a structural interlocked zone, and the interlayer bonding strength of the laminated aluminum alloy is greatly improved.
    Type: Application
    Filed: October 30, 2024
    Publication date: February 13, 2025
    Inventors: Wenhui LIU, Zhengzheng CHEN, Xuefeng DING, Xiao LIU, Changping TANG, Jianzhao WU, Hao HUANG
  • Publication number: 20250055685
    Abstract: Embodiments of this application provide a security implementation method and apparatus, a device, and a network element. The method includes: receiving, by a first network element, first information, where the first information includes a device authentication code DAC and/or a service authentication code SAC; and the DAC is used to authenticate an association relationship between a first device and at least one second device, and the SAC is used to authenticate whether the first device and/or the at least one second device support/supports a service type indicated by service identifier information, and/or whether the first device and/or the at least one second device support/supports a data type indicated by data identifier information.
    Type: Application
    Filed: September 24, 2024
    Publication date: February 13, 2025
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Lu GAN, Xuefeng LIU, Jipeng ZOU
  • Patent number: 12223571
    Abstract: A data transmission method includes: capturing, by a virtual reality host, a portion of an image to be transmitted in a preset area to obtain a first image, and compressing, by the virtual reality host, a portion of the image to be transmitted in a display area to obtain a second image, wherein the preset area is a portion of the display area (S101); transmitting, by the virtual reality host, the first image and the second image to a virtual reality apparatus in a certain order (S102); receiving the first image and the second image by the virtual reality apparatus (S103); stretching the second image by the virtual reality apparatus, and merging the first image with a stretched second image by the virtual reality apparatus to obtain an image to be displayed (S104); and displaying the image to be displayed by the virtual reality apparatus (S105).
    Type: Grant
    Filed: July 5, 2021
    Date of Patent: February 11, 2025
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuefeng Wang, Wenyu Li, Jinghua Miao, Xi Li, Longhui Wang, Zihe Liu, Lili Chen, Hao Zhang
  • Patent number: 12209425
    Abstract: This invention relates to a method for entire removal of a space truss, and an assistive support mechanism therefor. The assistive support mechanism is arranged on a vertical support rod of a truss structure, the assistive support mechanism comprises an assistive support assembly, a lattice support member, and a conversion platform. The lifting assembly is arranged at a top of the conversion platform and comprises a stranded wire, a lifting member, and a control member. The method for entire removal of a space truss comprises mounting the assistive support mechanism, and performing initial removal of the truss structure; lowering the truss structure; and then performing secondary removal of the entire space truss. The major removal work is done on the ground, thereby reducing the requirement for removal-assisting measures and the operational risks, and improving the working efficiency.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: January 28, 2025
    Assignee: CHINA CONSTRUCTION SCIENCE AND INDUSTRY CORPORATION LTD.
    Inventors: Zhenming Chen, Sumei Zhang, Xuefeng Liu, Zhan Wang, Yongqing Zhao, Shitao Huang
  • Patent number: 12202683
    Abstract: A process system of a follower fixture for tank moving support is provided and includes a conveying table slidably provided with a bearing platform through a screw slide rail assembly and provided with an outer frame assembly; a lifting platform is slidably installed in the outer frame assembly; positions of the lifting platform and the bearing platform are corresponded up and down; the outer frame assembly is slidably provided with a robot component; both sides of the conveying table are provided with loading platforms; workpieces are placed on one loading platform, and a fixture system is placed on the other loading platform; the fixture system and the workpieces are both placed in the moving range of the robot component, and positions of the fixture system and the workpieces are corresponded. problems including processing flexibility cannot be realized can be solved.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: January 21, 2025
    Assignees: Qingdao University of Technology, Qingdao Cabos Intelligent Manufacturing Co., Ltd
    Inventors: Changhe Li, Dewei Liu, Aiguo Qin, Hanqi Fan, Min Li, Junting Li, Tao Jiang, Zongming Zhou, Qidong Wu, Bingheng Lu, Bo Liu, Yun Chen, Huajun Cao, Cong Mao, Wenfeng Ding, Xuefeng Xu
  • Publication number: 20250016005
    Abstract: The method for implementing security, applicable to a first device, includes: acquiring an authorization certification of a first network element, wherein the authorization certification is used to verify whether the first network element is authorized to receive data, the data being originated from at least one second device associated with the first device; and the authorization certification comprises a first digital signature; and determining that the first network element is authorized to receive the data from the at least one second device based on a successful verification on the authorization certification based on the first digital signature.
    Type: Application
    Filed: September 24, 2024
    Publication date: January 9, 2025
    Inventors: Lu GAN, Xuefeng LIU, Jipeng ZOU
  • Publication number: 20250016006
    Abstract: A terminal device includes a processor and a memory. The memory is configured to store a computer program, the processor is configured to invoke and execute the computer program stored in the memory, to cause the terminal device to perform: acquiring an authorization credential of a first network element, where the authorization credential is used by the terminal device to verify whether a transmission of sensing data is authorized, and the authorization credential comprises a first digital signature; and authorizing the transmission of the sensing data, in a case where the authorization credential is verified successfully based on the first digital signature.
    Type: Application
    Filed: September 20, 2024
    Publication date: January 9, 2025
    Inventors: Lu GAN, Xuefeng LIU, Jipeng ZOU
  • Publication number: 20240426021
    Abstract: A method for growing a periodically-poled nonlinear crystal may include placing a seed crystal into a melt to form a seed crystal melt mixture, where the seed crystal may include at least one of strontium tetraborate (SBO) or lithium triborate (LBO), and where the melt includes at least one of a mixture of Sr, B, and O or a mixture of Li, B, and O. The method may further include heating the seed crystal melt mixture to a predetermined temperature until the periodically-poled nonlinear crystal forms.
    Type: Application
    Filed: February 27, 2024
    Publication date: December 26, 2024
    Inventors: Kelly Mauser, Yung-Ho Alex Chuang, Baigang Zhang, Xuefeng Liu, John Fielden, Elena Loginova Casey
  • Patent number: 12119341
    Abstract: In one embodiment a semiconductor structure comprises a semiconductor substrate, a trench dielectric layer disposed in a trench of the semiconductor substrate, a first source/drain region disposed in contact with the semiconductor substrate, a gate and a second source/drain region. The gate is disposed between the first source/drain region and the second source/drain region. The semiconductor structure further comprises a dielectric isolation layer disposed between the semiconductor substrate and the second source/drain region.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: October 15, 2024
    Assignee: International Business Machines Corporation
    Inventors: Huimei Zhou, Julien Frougier, Xuefeng Liu, Jingyun Zhang, Lan Yu, Heng Wu, Miaomiao Wang, Veeraraghavan S. Basker
  • Patent number: 12074463
    Abstract: A battery detection system includes a battery assembly and an electronic device. The battery assembly includes a first connector and a detection module connected to the first connector. The electronic device includes a second connector and a control module connected to the second connector. When the first connector is connected to the second connector, the detection module is configured to output first identification information to the electronic device through the first connector. When the second connector receives the first identification information, the control module confirms that the battery assembly is in a connected state. After the first connector is disconnected from the second connector, the detection module generates and outputs second identification information. When information received by the second connector changes from the first identification information to the second identification information, the control module confirms that the battery assembly is disconnected.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: August 27, 2024
    Assignee: DONGGUAN NVT TECHNOLOGY LIMITED
    Inventors: Hong Xie, Guanghui Chen, Xuefeng Liu
  • Patent number: 12004436
    Abstract: Embodiments of present invention provide a resistive random-access memory (RRAM) cell. The RRAM cell includes a bottom electrode; a metal oxide layer, the metal oxide layer having a central portion that is in direct contact with the bottom electrode, a peripheral portion that is nonplanar with the central portion, and a vertical portion between the central portion and the peripheral portion; and a top electrode directly above the metal oxide layer. A method of manufacturing the RRAM cell is also provided.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: June 4, 2024
    Assignee: International Business Machines Corporation
    Inventors: Soon-Cheon Seo, Min Gyu Sung, Takashi Ando, Chanro Park, Mary Claire Micaller Silvestre, Xuefeng Liu
  • Patent number: 11899338
    Abstract: A nonlinear crystal including stacked strontium tetraborate SrB4O7 (SBO) crystal plates that are cooperatively configured to create a periodic structure for quasi-phase-matching (QPM) is used in the final frequency doubling stage of a laser assembly to generate laser output light having a wavelength in the range of about 180 nm to 200 nm. One or more fundamental laser beams are frequency doubled, down-converted and/or summed using one or more frequency conversion stages to generate an intermediate frequency light with a corresponding wavelength in the range of about 360 nm to 400 nm, and then the final frequency converting stage utilizes the nonlinear crystal to double the frequency of the intermediate frequency light to generate the desired laser output light at high power. Methods, inspection systems, lithography systems and cutting systems incorporating the laser assembly are also described.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: February 13, 2024
    Assignee: KLA Corporation
    Inventors: Yung-Ho Alex Chuang, Kelly Mauser, Baigang Zhang, Xuefeng Liu, John Fielden, Yinying Xiao-Li, Elena Loginova
  • Publication number: 20240040940
    Abstract: Embodiments of present invention provide a resistive random-access memory (RRAM) cell. The RRAM cell includes a bottom electrode; a metal oxide layer, the metal oxide layer having a central portion that is in direct contact with the bottom electrode, a peripheral portion that is nonplanar with the central portion, and a vertical portion between the central portion and the peripheral portion; and a top electrode directly above the metal oxide layer. A method of manufacturing the RRAM cell is also provided.
    Type: Application
    Filed: July 28, 2022
    Publication date: February 1, 2024
    Inventors: Soon-Cheon Seo, Min Gyu Sung, Takashi Ando, CHANRO PARK, Mary Claire Micaller Silvestre, Xuefeng Liu
  • Patent number: 11879853
    Abstract: An inspection system may include an illumination source to generate an illumination beam, illumination optics to direct the illumination beam to a sample at an off-axis angle along an illumination direction, and collection optics to collect scattered light from the sample in a dark-field mode, where the scattered light from the sample includes surface haze associated with light scattered from a surface of the sample, and where at least a at least a portion of the surface haze has elliptical polarizations. The system may further include pupil-plane optics to convert the polarizations of the surface haze across the pupil to linear polarization that is aligned parallel to a selected haze orientation direction. The system may include a linear polarizer to reject the surface haze aligned parallel to this haze orientation direction and a detector to generate a dark-field image of the sample based on light passed by the linear polarizer.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: January 23, 2024
    Assignee: KLA Corporation
    Inventors: Xuefeng Liu, Jenn-Kuen Leong, Yung-Ho Alex Chuang, John Fielden
  • Patent number: 11855262
    Abstract: An electronic device includes a cell, a circuit board, and a cell protection unit. The circuit board is provided in the electronic device and configured to control the electronic device. The circuit board is electrically coupled to the cell, and the cell protection unit is provided on the circuit board. The cell protection unit is integrated with the circuit board, so as to facilitate heat dissipation of the cell, prolong the service life of the cell, speed up the production cycle of the cell, and reduce the production cost of the cell.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: December 26, 2023
    Assignee: DONGGUAN NVT TECHNOLOGY LIMITED
    Inventors: Liming Wang, Nini Chen, Guanghui Chen, Xuefeng Liu
  • Publication number: 20230378258
    Abstract: A method including forming an oxide layer on a first substrate and forming a second substrate on the oxide layer. Doping a first section of the second substrate while not doping a second section of the second substrate. Forming a first nano device on the second section of the second substrate and forming a second nano device on first section of the second substrate. Flipping the first substrate over to allow for backside processing of the substrate and forming at least one backside contact connected to the first nano device while backside contacts are not formed or connected to the second nano device.
    Type: Application
    Filed: May 17, 2022
    Publication date: November 23, 2023
    Inventors: Ruilong Xie, Anthony I. Chou, Brent A. Anderson, John Christopher Arnold, Junli Wang, Kai Zhao, Terence Hook, Julien Frougier, Xuefeng Liu