Patents by Inventor Kai Lu

Kai Lu 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: 11627357
    Abstract: Provided is a method for playing a plurality of videos, including: creating a sliding window with a preset length according to a first to-be-played video in the plurality of videos, wherein the sliding window comprises the first to-be-played video and a preset number of second to-be-played videos; preloading each video in the sliding window by each of video players; preloading the first to-be-played video by one of the video players and playing the first to-be-played video as a currently playing video, wherein the second to-be-played videos are preloaded by other video players; and playing one of the second to-be-played videos by calling a video player interface corresponding to the second to-be-played video in the sliding window in response to the currently playing video being switched to the second to-be-played video.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: April 11, 2023
    Assignee: BIGO TECHNOLOGY PTE. LTD.
    Inventor: Kai Lu
  • Patent number: 11599449
    Abstract: A GUI testing device may be configured to execute a testing state machine for interacting with a software application to generate an initial screen of a GUI. The GUI testing device may be configured to determine a current state in the testing state machine based upon a matching trigger target in the initial screen to a given state. The current state may include an operation, and the operation may associate with a trigger target to operate on. The trigger may include a source state, a destination state, and a trigger target. The operation may include a user input operation, and an operation trigger target. The GUI testing device may be configured to perform the operation on the matching trigger target in the initial screen to generate a next screen of the GUI, and advance from the current state to a next state based upon the trigger.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: March 7, 2023
    Assignee: Citrix Systems, Inc.
    Inventor: Kai Lu
  • Publication number: 20230017198
    Abstract: The present application discloses a method and apparatus for adjusting a train diagram, the method includes: obtaining a first time of an extra train corresponding to a target passenger flow, and obtaining a set of trains with adjustable departure times based on the first time, in which the set of trains includes at least one train; adjusting a departure time of the at least one train in the set of trains based on a preset minimum departure time interval to obtain an adjusted train diagram; and performing an extra train adding instruction based on the adjusted train diagram.
    Type: Application
    Filed: December 28, 2021
    Publication date: January 19, 2023
    Applicant: Traffic Control Technology Co., Ltd.
    Inventors: Kai LU, Ming Luo, Xingdong Zhao
  • Publication number: 20230010837
    Abstract: Various embodiments provide a fault diagnosis method and an apparatus. In those embodiments, a centralized management apparatus receives a first packet from a first network device by using a first IGP monitoring protocol session, where the first packet includes a first message sent by the first network device to a second network device. The centralized management apparatus receives a second packet from the second network device through a second IGP monitoring protocol session, where the second packet includes a second message sent by the second network device to the first network device. The centralized management apparatus performs fault diagnosis based on the first packet and the second packet.
    Type: Application
    Filed: September 19, 2022
    Publication date: January 12, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Shunwan ZHUANG, Zhenbin LI, Shiping XU, Kai LU
  • Patent number: 11552039
    Abstract: The present disclosure relates to an embedded packaging module comprising a first semiconductor device, a first packaging layer and a first wiring layer, the first semiconductor device having a first and a second face, at least two positioning bulges and at least one bonding pad being provided on the first face of the first semiconductor device; the first packaging layer being formed on both the first face and a surface adjacent to the first face, the positioning bulges being positioned in the first packaging layer, at least one first via hole being provided in the first packaging layer, the bottom of the first via hole being positioned in the bonding pad and contacting with the bonding pad; the first wiring layer being positioned on the side of the first packaging layer away from the first semiconductor device and being electrically connected with the bonding pad through the first via hole.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: January 10, 2023
    Assignee: Delta Electronics (Shanghai) CO., LTD
    Inventors: Zengsheng Wang, Xuetao Guo, Kai Lu, Hui Li
  • Patent number: 11543260
    Abstract: The invention discloses a plotting method for a three-dimensional time-space diagram showing a regional green-wave coordinated control effect. The plotting method includes the following steps: establishing a coordinate system of the three-dimensional time-space diagram; determining a specific position coordinate of each intersection in the coordinate system of the three-dimensional time-space diagram; generating a time prism of a signal timing plan of each intersection; determining a green-wave bandwidth of each arterial road; and generating a driving trajectory between the intersections, and making a green-wave band of each arterial road, and completing plotting.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: January 3, 2023
    Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Kai Lu, Xin Tian, Shuyan Jiang, Li Wang, Jianxun Xu
  • Patent number: 11463349
    Abstract: Various embodiments provide a fault diagnosis method and an apparatus. In those embodiments, a centralized management apparatus receives a first packet from a first network device by using a first IGP monitoring protocol session, where the first packet includes a first message sent by the first network device to a second network device. The centralized management apparatus receives a second packet from the second network device through a second IGP monitoring protocol session, where the second packet includes a second message sent by the second network device to the first network device. The centralized management apparatus performs fault diagnosis based on the first packet and the second packet.
    Type: Grant
    Filed: September 7, 2020
    Date of Patent: October 4, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Shunwan Zhuang, Zhenbin Li, Shiping Xu, Kai Lu
  • Patent number: 11442742
    Abstract: A method and system for constructing a lightweight container-based user environment (CUE), and a medium, the method including: preparing, by a main process, for communication, cloning a child process, and then becoming a parent process; elevating, by the child process, permission, executing namespace isolation, and cloning a grandchild process, and setting, by the parent process, cgroups for the grandchild process; and setting, by the grandchild process, permission of the grandchild process to execute a command and a file, preparing an overlay file system, setting a hostname, restricting permission, and executing an initialization script to start the container. Multiple users are allowed to customize their own environments, enabling the users to customize their environments more flexibly, achieving privacy isolation, and making it easier and more secure to update a system. Therefore, it is particularly applicable to a high-performance computing cluster.
    Type: Grant
    Filed: July 12, 2020
    Date of Patent: September 13, 2022
    Assignee: National University of Defense Technology, People's Liberation Army of China
    Inventors: Kai Lu, Wenzhe Zhang, Ruibo Wang, Yinghui Gao, Wanqing Chi, Enqiang Zhou, Min Xie, Yong Dong, Wei Zhang, Jiaxin Li, Mingtian Shao
  • Patent number: 11435797
    Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a substrate, a power device, a leading component and a molding component. The substrate includes a first side, a second side and a conductive wire. The power device is disposed on the substrate and electrically connected with the conductive wire. The leading component is disposed on the substrate and includes a first horizontal portion and a vertical portion connected with each other. The vertical portion is electrically connected with the conductive wire. The leading component includes a first contact surface and a second contact surface, which are non-coplanar. The molding component is disposed on the substrate and covers at least portion of the substrate and at least portion of the leading component. The first contact surface and the second contact surface are uncovered by the molding component.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: September 6, 2022
    Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
    Inventors: Shouyu Hong, Yiqing Ye, Kai Lu, Qingdong Chen, Le Liang, Jianhong Zeng
  • Publication number: 20220272166
    Abstract: A system for implementing service function deployment includes an active apparatus and a standby apparatus for a first service, such as an active main processing unit (MPU) and a standby MPU. The active apparatus is configured to process the first service and deploy a first function module (such as a feature extraction module or an inference module) for a second service (such as an artificial intelligence (AI) service) on the standby apparatus. The standby apparatus is configured to process data of the second service by using the first function module. The second service may be implemented by using an idle resource of the standby apparatus for the first service.
    Type: Application
    Filed: May 10, 2022
    Publication date: August 25, 2022
    Inventors: Hao Wu, Chuntao Wang, Kai Lu, Jianbing Wang
  • Publication number: 20220266791
    Abstract: A safety belt retractor, comprising a frame (8) and a belt retracting cylinder (1), the retracting cylinder (1) being rotatably supported in the frame (8) and being composed to be used for winding a woven belt (2). The frame (8) comprises: a back plate (8h), which has a first side and a second side which are opposite to each other, and a first opening (20); a plurality of first supporting legs (8a,8b), extending from the first side of the back plate (8h); a first support plate (11), which is provided with a second opening (21) and is connected to free end regions of the first supporting legs (8a, 8b); a plurality of second supporting legs (8c, 8d, 8e, 8f), extending from the second side of the back plate (8h); and a second supporting plate (9), connected to the free end regions of the second supporting legs (8c, 8d, 8e, 8f). The first opening (20) and the second opening (21) receive the belt retracting cylinder (1). The safety belt retractor is simple in structure and easy to assembly.
    Type: Application
    Filed: July 22, 2020
    Publication date: August 25, 2022
    Applicant: Yanfeng Automotive Safety Systems Co., Ltd.
    Inventors: Lijun ZHANG, Kai LU
  • Publication number: 20220179774
    Abstract: A high-performance computing-oriented method for automatically deploying an execution environment along with a job, including: presetting isolated execution environments at nodes of a high-performance computing system; logging in an isolated execution environment of a login node; carrying out development and debugging on the job and configuration on a job execution environment at the login node, and issuing a job running request to a job management system; assigning compute nodes from the nodes of the high-performance computing system to the job of the user by the job management system, automatically deploying an file system of the user synchronously to the assigned compute nodes along with the job when the job is loaded, and running the job of the user by the corresponding compute nodes; and feeding results back to the login node of the user after running the job is completed, then clearing file systems.
    Type: Application
    Filed: November 26, 2021
    Publication date: June 9, 2022
    Applicant: NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGY
    Inventors: Kai LU, Wenzhe ZHANG, Ruibo WANG, Wanqing CHI, Yong DONG, Wei ZHANG, Huijun WU, Mingtian SHAO
  • Patent number: 11355852
    Abstract: A dielectric resonator antenna and a dielectric resonator antenna array. The dielectric resonator antenna includes a ground plane, a dielectric resonator element operably coupled with the ground plane, and a feed network operably coupled with the dielectric resonator element for exciting the dielectric resonator antenna to provide a wideband omnidirectional response. The dielectric resonator element includes a plurality of portions, including, at least, an innermost portion and an outermost portion arranged around the innermost portion. The innermost portion has a first effective dielectric constant and outermost portion has a second, different effective dielectric constant.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: June 7, 2022
    Assignee: City University of Hong Kong
    Inventors: Kwok Wa Leung, Zhen-Xing Xia, Kai Lu
  • Patent number: 11343203
    Abstract: This invention discloses a hierarchical switching fabric and deadlock avoidance method for ultra high radix network routers. The hierarchical switching fabric comprises a network-on-chip and K multi-port components. The multi-port component comprises a port module configured to receive packets by a high speed serializer/deserializer, code and format the packets, send the packets to a corresponding hyper packet module after coding and format conversion, and send the packets sent by the hyper packet module to the network; and the hyper packet module configured to perform protocol processing for the received data link level packets, discard illegal packets, forward legitimate packets to the network-on-chip, perform data error correcting, format conversion and channel mapping for the packets received from the network-on-chip, and send the packets to the corresponding port module.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: May 24, 2022
    Assignee: NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGY
    Inventors: Kai Lu, Qiang Wang, Mingche Lai, Junsheng Chang, Pingjing Lu, Xingyun Qi, Yi Dai, Fangxu Lv, Jiaqing Xu, Jijun Cao, Canwen Xiao, Lu Liu
  • Patent number: 11332903
    Abstract: A self-adjusting hydraulic static penetrating device and method suitable for a seabed slope area is provided. The device includes an upper adjustable injection platform and a lower adjustable supporting platform. The upper adjustable injection platform is fixedly connected with the upper surface of the lower adjustable supporting platform. The upper adjustable injection platform includes a rack, a control cabin, an injection mechanism, a hydraulic station, a balance weight and first jacks. The control cabin, the injection mechanism, the hydraulic station, the balance weight and the first jacks are all arranged on the rack. The four first jacks are installed at the bottom of a steel structure frame, and the first jacks are fixed to the lower adjustable supporting platform. The device is simple in structure and low in cost, and can guarantee, to the maximum extent, that the overall gravity center of the device is always constant or slightly changes.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: May 17, 2022
    Assignee: QINGDAO INSTITUTE OF MARINE GEOLOGY
    Inventors: Kai Lu, Huiliang Yang, Yuan Yang, Panfeng Li, Jingtao Zhao, Rui Shan, Yiyong Yu, Jun Sun
  • Publication number: 20220149738
    Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a magnetic component, a bare power chip and a conductive set. The magnetic component includes a first surface and a second surface opposite to each other. The bare power chip is disposed on the magnetic component and includes a third surface and a fourth surface opposite to each other. The conductive set is disposed on the magnetic component and electrically connected with the magnetic component and the bare power chip. The third or fourth surface of the bare power chip is at least partially attached on the first or second surface of the magnetic component, and at least partially included in a projected envelopment of the corresponding first or second surface of the magnetic component, so as to facilitate the magnetic component to support the bare power chip.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Shouyu Hong, Qingdong Chen, Kai Lu, Pengkai Ji, Xiaoni Xin, Min Zhou, Yu Zhang, Jianhong Zeng
  • Publication number: 20220130411
    Abstract: A defect-detecting device stores a plurality of audio image data and a target audio image data. The plurality of audio image data include image data of normal audio and image data of defective audio of a first audio device and image data of normal audio of a second audio device, and the target audio image data corresponds to the second audio device. The defect-detecting device generates a plurality of simulated audio image data according to the plurality of audio image data, and trains a defect detection model according to the simulated audio image data. The defect-detecting device also analyzes, through the defect detection model, the target audio image data, so as to determine whether the second audio device is defective.
    Type: Application
    Filed: November 12, 2020
    Publication date: April 28, 2022
    Inventors: Shih-Yu LU, Veeresha Ramesha ITTANGIHALA, Sung-Min LIAO, Shih-Kai LU, Hung-Tse LIN
  • Patent number: 11303034
    Abstract: A parallel-plate antenna or antenna array suitable for operation at millimeter wave frequencies. The antenna includes an antenna element having a ground plane with a slot and a pair of parallel plates connected to the ground plane. The parallel plates extend generally perpendicularly from the ground plane. In plan view, the slot is arranged between the parallel plates. The antenna also includes a feed operably coupled with the slot for feeding the slot during operation so as to generate a circularly polarized signal for radiation.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: April 12, 2022
    Assignee: City University of Hong Kong
    Inventors: Kwok Wa Leung, Kai Lu
  • Patent number: 11277067
    Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a magnetic component, a bare power chip and a conductive set. The magnetic component includes a first surface and a second surface opposite to each other. The bare power chip is disposed on the magnetic component and includes a third surface and a fourth surface opposite to each other. The conductive set is disposed on the magnetic component and electrically connected with the magnetic component and the bare power chip. The third or fourth surface of the bare power chip is at least partially attached on the first or second surface of the magnetic component, and at least partially included in a projected envelopment of the corresponding first or second surface of the magnetic component, so as to facilitate the magnetic component to support the bare power chip.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: March 15, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Shouyu Hong, Qingdong Chen, Kai Lu, Pengkai Ji, Xiaoni Xin, Min Zhou, Yu Zhang, Jianhong Zeng
  • Publication number: 20220078500
    Abstract: Provided is a method for playing a plurality of videos, including: creating a sliding window with a preset length according to a first to-be-played video in the plurality of videos, wherein the sliding window comprises the first to-be-played video and a preset number of second to-be-played videos; preloading each video in the sliding window by each of video players; preloading the first to-be-played video by one of the video players and playing the first to-be-played video as a currently playing video, wherein the second to-be-played videos are preloaded by other video players; and playing one of the second to-be-played videos by calling a video player interface corresponding to the second to-be-played video in the sliding window in response to the currently playing video being switched to the second to-be-played video.
    Type: Application
    Filed: October 28, 2019
    Publication date: March 10, 2022
    Inventor: Kai LU