Patents by Inventor Kai Liu

Kai 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: 12266798
    Abstract: A negative electrode plate comprising a substrate, which comprises a current collector and negative electrode active material bonded on the current collector; first lithium bands arranged on a front surface of the substrate; second lithium bands arranged on a back surface of the substrate; the first lithium bands and the second lithium bands are mutually staggered; adjacent ones of the first lithium bands are spaced apart and adjacent ones of the second lithium bands are spaced apart, respectively.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: April 1, 2025
    Assignee: SVOLT ENERGY TECHNOLOGY CO., LTD.
    Inventors: Kai Yang, Jing Liu, Shuaibin Lou, Hongxin Yang
  • Patent number: 12266941
    Abstract: The present invention relates to the technical field of power generation of power systems, in particular to an offshore integrated power supply system based on clean energy. The integrated power supply system comprises a power generation unit for providing energy, an energy storage unit for storing energy, a load unit for consuming energy, an energy management system, and a fuel cell, wherein the power generation unit comprises a photovoltaic power generation system, a wind power generation system, and a tidal power generation system; the energy storage unit comprises hydrogen storage and a battery pack; and the energy management system connects the power generation unit, the load unit, and the energy storage unit, and allocates the surplus energy from the power generation unit to the hydrogen storage and the battery pack after satisfying the load unit.
    Type: Grant
    Filed: May 9, 2024
    Date of Patent: April 1, 2025
    Assignees: Ningbo Electric Power Design Institute Co. Ltd, Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sciences, Ningbo Yongyao Power Investment Corporation Co., Ltd
    Inventors: Kai Shu, Wanbing Guan, Jun Wu, Xuanjun Chen, Yueping Yang, Yang Zhang, Zixiang Pei, Weitao Wang, Haibo Bi, Tiancheng Fan, Yuting Liu
  • Patent number: 12266363
    Abstract: The present disclosure provides methods, devices, apparatus, and storage medium for performing speech-to-text conversion. The method includes: displaying, by a first device, a first user interface, the first user interface being a display screen of a virtual environment that provides a virtual activity place for a first virtual role controlled by a first user account; displaying, by a second device, a second user interface, the second user interface being a display screen of a virtual environment that provides a virtual activity place for a second virtual role controlled by a second user account; in response to a speech input operation by the first user account performed on the first device, displaying, by the first device, a chat message in a first language, and displaying, by the second device, the chat message in a second language.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: April 1, 2025
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Peicheng Liu, Xiaohao Liu, Yancan Wang, Dong Ding, Kai Tang, Shan Lin
  • Patent number: 12264582
    Abstract: An in-situ stress measurement device for ultra-deep non-vertical drilling adopts a technical route of single channel and bidirectional rolling of in-hole equipment, and its related functions are mainly realized by a bidirectional rolling device and a split-type axial-force-free circuit switching valve. The bidirectional rolling device can drive the in-hole equipment to move freely in a circumferential direction and back and forth, which changes sliding friction between the in-hole equipment and a hole wall into rolling friction during an in-situ stress measurement of non-vertical drilling. The split-type axial-force-free circuit switching valve provides a technical solution for a single-pipe test in the non-vertical drilling.
    Type: Grant
    Filed: June 5, 2024
    Date of Patent: April 1, 2025
    Assignee: Changjing River Scientific Research Institute
    Inventors: Xiaoyu Han, Zhihong Dong, Xiuli Ding, Ping Fu, Liming Zhou, Xinhui Zhang, Bin Wang, Yuankun Liu, Sheng Luo, Chunhua Zhou, Kai Ai, Heng Zhang
  • Patent number: 12267828
    Abstract: Provided are a configuration method for scheduling a primary cell, a configuration apparatus for scheduling a primary cell, a device and a storage medium. The configuration method for scheduling a primary cell includes: configuring cross-carrier scheduling configuration information of a cell, such that a primary cell supports self-scheduling and being cross-carrier scheduled.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: April 1, 2025
    Assignee: ZTE CORPORATION
    Inventors: Jing Shi, Peng Hao, Xingguang Wei, Xing Liu, Kai Xiao
  • Publication number: 20250105598
    Abstract: Provided by the present disclosure is a power distribution box having a data interaction function, comprising a moving mechanism, a control mechanism and a data interaction mechanism. The moving mechanism comprises an electric valve and an electric telescopic rod. The control mechanism comprises a main control single-chip microcomputer and a control panel. The data interaction mechanism comprises a power distribution box tester and an output port. The electric valve is electrically connected to the main control single-chip microcomputer and is arranged at the bottom of the power distribution box. The control panel is arranged on a support rod and is electrically connected to the main control single-chip microcomputer. The power distribution box tester is electrically connected to the main control single-chip microcomputer and is arranged in the power distribution box, and the power distribution box tester is used for testing electrical devices of the power distribution box.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 27, 2025
    Applicant: ENG CST MAN BR OF CN STN PWRGRID PWR GEN CO., LTD.
    Inventors: Haibo WANG, Kai LIN, Xueshan LIU, Kai GUO, Zhiming CHEN, Qian PENG, Tao LIU, Yuan CHEN, Cheng LV, Jun MENG, Zhongjie ZHANG, Yan LIU, Jing LI
  • Publication number: 20250105625
    Abstract: A power converter and a method. When the voltage at the grid connection point exceeds the preset voltage range and an amplitude of a voltage output by the power conversion circuit is not greater than a voltage threshold, embodiments can control the amplitude of the current output by the power conversion circuit to be not greater than a second current threshold, where the second current threshold is greater than the first current threshold, and a ratio of an active current to a reactive current output by the power conversion circuit is constant or changes; or, when the amplitude of the voltage output by the power conversion circuit is greater than the voltage threshold, embodiments can control the amplitude of the current output by the power conversion circuit to be equal to the second current threshold, where the ratio of the active current to the reactive current changes.
    Type: Application
    Filed: September 17, 2024
    Publication date: March 27, 2025
    Applicant: Huawei Digital Power Technologies Co., Ltd.
    Inventors: Xiongfei WANG, Teng Liu, Mingquan Zhao, Meiqing Zhang, Kai Xin, Yunfeng Liu
  • Publication number: 20250106729
    Abstract: A method and apparatus for supporting communication buffer status reports (BSRs) are disclosed. A wireless device may transmit a first buffer status report (BSR) and a second BSR in a medium access control (MAC) protocol data unit (PDU) to a first base station. In an example, the first BSR may be associated with first data for transmission to the wireless device from at least one wireless transmit/receive unit (WTRU). Also, the second BSR may be associated with second data for transmission to the first base station from the wireless device. Further, the wireless device may receive at least a portion of the first data from the at least one WTRU. Moreover, the wireless device may transmit at least a portion of the second data to the first base station. In a further example, the transmitting the first BSR and the second BSR may be based on a priority associated with the first BSR and a priority associated with the second BSR.
    Type: Application
    Filed: December 6, 2024
    Publication date: March 27, 2025
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Peter S. Wang, Janet A. Stern-Berkowitz, Nobuyuki Tamaki, Stephen E. Terry, Mihaela C. Beluri, Kai Liu
  • Publication number: 20250105632
    Abstract: The present application provides a day-ahead scheduling method and apparatus for a power system, an electronic device, and a storage medium, where the method includes: obtaining power system prediction parameters in a to-be-scheduled time period, where the power system prediction parameters include thermal power unit parameters, renewable energy station parameters, load parameters, energy storage station (ESS) parameters, node parameters, a transmission line parameter and other power gird parameters; constructing a day-ahead scheduling optimization model and generating multiple renewable energy power scenarios based on the power system prediction parameters; solving the day-ahead scheduling optimization model to obtain day-ahead scheduling results; verifying the day-ahead scheduling results based on the power system prediction parameters and the multiple renewable energy power scenarios; and in case that the verifying the day-ahead scheduling results successes, outputting the day-ahead scheduling results.
    Type: Application
    Filed: February 28, 2024
    Publication date: March 27, 2025
    Applicant: Tsinghua University
    Inventors: Feng LIU, Kai KANG, Ning QI, Yifan SU
  • Publication number: 20250099964
    Abstract: A nucleic acid detection device includes tube holders, an illumination module, a detection module and a driving module. The tube holders accommodates tubes, each containing a reagent and a magnetizable element. The illumination module includes light sources, a magnet and a casing, and the light sources and the magnet are installed on the casing. The driving module includes a motor, a lead screw and a slider. The lead screw is coupled to the motor and driven by the motor to rotate, and the slider is sleeved on the lead screw and has a reciprocating linear motion in response to a rotation of the lead screw. The illumination module is coupled to and moved together with the slider, so that the light sources and the magnet are synchronously driven by the motor and have reciprocating linear motions in a direction parallel to the lead screw.
    Type: Application
    Filed: November 8, 2023
    Publication date: March 27, 2025
    Inventors: Chun-Yen Kuo, Ying-Ting Chen, Yu-Jen Liu, Yu-Kai Kao, Yu-Hong Yen
  • Publication number: 20250105145
    Abstract: A device comprising a die substrate; a plurality of interconnects located over the die substrate, wherein the plurality of interconnects comprise a first plurality of interconnects comprising a first plurality of via interconnects, wherein the first plurality of interconnects are configured as a first inductor; and a second plurality of interconnects comprising a second plurality of via interconnects, wherein the second plurality of interconnects are configured as a second inductor; wherein the first inductor and the second inductor are intertwined, at least one magnetic layer that surrounds at least part of the first plurality of via interconnects and at least part of the second plurality of via interconnects; and at least one dielectric layer located over the die substrate.
    Type: Application
    Filed: September 26, 2023
    Publication date: March 27, 2025
    Inventors: Kai LIU, Jui-Yi CHIU, Jonghae KIM
  • Patent number: 12261244
    Abstract: The present disclosure provides an LED structure and a preparation method thereof. The LED structure includes: a first conductivity semiconductor layer; a stress releasing layer disposed on the first conductivity semiconductor layer, and a material of the stress releasing layer is a III-V group semiconductor material; a V-shaped layer disposed on the stress releasing layer and having V-shaped grooves, where the V-shaped grooves are formed under a control of the stress releasing layer; a multi-quantum well layer, configured to conformally cover a surface of the V-shaped layer away from the stress releasing layer; a second conductivity semiconductor layer disposed on a side of the multi-quantum well layer away from the first conductivity semiconductor layer, where a conductivity type of the second conductivity semiconductor layer is different from that of the first conductivity semiconductor layer.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: March 25, 2025
    Assignee: Enkris Semiconductor (Wuxi), Ltd.
    Inventors: Weihua Liu, Kai Cheng
  • Patent number: 12260799
    Abstract: In a pixel circuit, a data writing-in circuit is configured to control to connect the data line and the second end of the driving circuit under the control of a first scan signal provided by the first scan line; a reset circuit is configured to control to connect the reset voltage line and the second end of the driving circuit under the control of a third scan signal provided by the third scan line; or control to connect the reset voltage line and the first end of the driving circuit under the control of the third scan signal; a driving circuit is configured to control to connect the first end of the driving circuit and the second end of the driving circuit under the control of a potential of a control end of the driving circuit.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: March 25, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yao Huang, Benlian Wang, Binyan Wang, Weiyun Huang, Cong Liu, Kai Zhang
  • Patent number: 12256988
    Abstract: The present invention provides a semiconductor laser module and a method for application in noninvasive medical treatment. The module comprises a direct-output type semiconductor laser light source and a beam shaping device disposed in the light-exit direction of the direct-output type semiconductor laser light source. The beam shaping device comprises a light reflection component. The light reflection component is configured to enable laser beams outputted by the direct-output type semiconductor laser light source to be uniform. Based on the semiconductor laser module and the method provided in the present invention, the objective of treatment can be achieved by means of extracorporeal irradiation in a case in which no harm is done to a human body, costs are low, and the treatment effect is good.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: March 25, 2025
    Assignee: Focuslight Technologies Inc.
    Inventors: Mingang Mu, Kai Yang, Qiang Wang, Lei Cai, Jianfei Mu, Xuejie Liang, Xiaorong Xing, Xingsheng Liu
  • Patent number: 12262006
    Abstract: A method of video processing, including performing a conversion between a video block of a video component of a video and a bitstream of the video, where the video block includes sub-blocks, where a filtering tool is used during the conversion according to a rule, and where the rule specifies that the filtering tool is applied by using a single offset for all samples of each sub-block of the video block.
    Type: Grant
    Filed: May 25, 2022
    Date of Patent: March 25, 2025
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGYC CO., LTD., BYTEDANCE INC.
    Inventors: Yang Wang, Li Zhang, Hongbin Liu, Kai Zhang, Kui Fan, Yue Wang
  • Patent number: 12258335
    Abstract: Hydantoin based compounds useful as inhibitors of matrix metalloproteinases (MMPs), particularly macrophage elastase (MMP-12) are described. Also described are related compositions and methods of using the compounds to inhibit MMP-12 and treat diseases mediated by MMP-12, such as asthma, chronic obstructive pulmonary disease (COPD), emphysema, acute lung injury, idiopathic pulmonary fibrosis (IPF), sarcoidosis, systemic sclerosis, liver fibrosis, nonalcoholic steatohepatitis (NASH), arthritis, cancer, heart disease, inflammatory bowel disease (IBD), acute kidney injury (AKI), chronic kidney disease (CKD), Alport syndrome, and nephritis.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: March 25, 2025
    Assignee: Foresee Pharmaceuticals USA, Inc.
    Inventors: Wenjin Yang, Kai-Wei Chang, Suying Liu, Cheng-Han Tsai
  • Patent number: 12260816
    Abstract: Provided are a pixel circuit, a driving method and a display apparatus, including: a light emitting device; a driving transistor, configured to produce a current for driving the light emitting device to emit light according to a data voltage; a voltage control circuit, coupled to the driving transistor, wherein the voltage control circuit is configured to reset the driving transistor (M0) and input the data voltage in response to a loaded signal; and a light emitting control circuit, coupled to the driving transistor and the light emitting device, wherein the light emitting control circuit is configured to provide the current produced by the driving transistor to the light emitting device; wherein a frequency of resetting the driving transistor is not less than a frequency of inputting the data voltage.
    Type: Grant
    Filed: January 29, 2022
    Date of Patent: March 25, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yi Zhang, Ming Hu, Huijuan Yang, Tingliang Liu, Kai Zhang, Haijun Qiu, Youngyik Ko, Tinghua Shang, Biao Liu
  • Patent number: 12256737
    Abstract: Disclosed are a water-soluble chlorhexidine antimicrobial agent and a preparation method therefor and use thereof. The present disclosure takes hyaluronic acid as a raw material to prepare a hyaluronic acid aqueous solution or organic solution, then the hyaluronic acid aqueous solution or organic solution and a chlorhexidine solution are subjected to a complexation reaction, an insoluble substance therein is removed, and then the resulting solution is dried to obtain the water-soluble chlorhexidine antimicrobial agent, namely hyaluronic acid chlorhexidine. The hyaluronic acid chlorhexidine has a good broad-spectrum antimicrobial performance, and excellent water solubility.
    Type: Grant
    Filed: May 13, 2024
    Date of Patent: March 25, 2025
    Assignee: Jiangnan University
    Inventors: Kai Gong, Xiuyun Han, Haoran Li, Ying Dong, Huimin Zhang, Huiru Feng, Yanqin Liu, Xiangxiang Yu
  • Publication number: 20250091904
    Abstract: The present application relates to a positive electrode active material comprising a first positive electrode active material, which comprises a substrate of formula (I), wherein the substrate is doped with an element M1: LiA1[NiX1CoY1MnZ1]O2 (I); and a second positive electrode active material, which comprises a substrate of formula (II), wherein the substrate is doped with an element M2: LiA2[NiX2CoY2MnZ2]O2 (II); the average particle size Dv50 of the first positive electrode active material is greater than that of the second positive electrode active material, wherein 0<X2?X1?0.4, and optionally 0<X2?X1?0.1. The present application further relates to a method for preparing the positive electrode active material, a secondary battery, and a power consuming device.
    Type: Application
    Filed: November 28, 2024
    Publication date: March 20, 2025
    Inventors: Kai Wu, Qi Wu, Qiang Chen, Chongheng Shen, Jingpeng Fan, Dong Zhao, Na Liu
  • Publication number: 20250093581
    Abstract: An eyepiece for an augmented reality display system. The eyepiece can include a waveguide substrate. The waveguide substrate can include an input coupler grating (ICG), an orthogonal pupil expander (OPE) grating, a spreader grating, and an exit pupil expander (EPE) grating. The ICG can couple at least one input light beam into at least a first guided light beam that propagates inside the waveguide substrate. The OPE grating can divide the first guided light beam into a plurality of parallel, spaced-apart light beams. The spreader grating can receive the light beams from the OPE grating and spread their distribution. The spreader grating can include diffractive features oriented at approximately 90° to diffractive features of the OPE grating. The EPE grating can re-direct the light beams from the first OPE grating and the first spreader grating such that they exit the waveguide substrate.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 20, 2025
    Inventors: Michael Anthony Klug, Robert Dale Tekolste, William Hudson Welch, Eric Browy, Victor Kai Liu, Samarth Bhargava