Patents by Inventor Kun Liu

Kun 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: 20230386168
    Abstract: A pre-training method for a Vision and Scene Text Aggregation model includes: acquiring a sample image-text pair; extracting a sample scene text from a sample image; inputting a sample text into a text encoding network to obtain a sample text feature; inputting the sample image and an initial sample aggregation feature into a visual encoding subnetwork and inputting the initial sample aggregation feature and the sample scene text into a scene encoding subnetwork to obtain a global image feature of the sample image and a learned sample aggregation feature; and pre-training the Vision and Scene Text Aggregation model according to the sample text feature, the global image feature of the sample image, and the learned sample aggregation feature.
    Type: Application
    Filed: March 29, 2023
    Publication date: November 30, 2023
    Inventors: Yipeng SUN, Mengjun CHENG, Longchao WANG, Xiongwei ZHU, Kun YAO, Junyu HAN, Jingtuo LIU, Errui DING, Jingdong WANG, Haifeng Wang
  • Publication number: 20230387635
    Abstract: A backplane connector includes a housing and a number of mounting modules. The housing includes a base defining a number of receiving grooves. The mounting modules are assembled to the receiving grooves. Each mounting module includes an insulating body, a terminal module installed in the insulating body, and a metal shield surrounding member sleeved on the insulating body. The metal shield surrounding member includes a surrounding portion and a mounting portion extending downwardly from the surrounding portion. The surrounding portion is formed by four side walls so as to form a fully-enclosed shielding cavity. As a result, the shielding effect and the grounding return effect of the backplane connector are improved.
    Type: Application
    Filed: August 9, 2023
    Publication date: November 30, 2023
    Applicant: DONGGUAN LUXSHARE TECHNOLOGIES CO., LTD
    Inventors: Tao SONG, Kun LIU, Xiaoping WU
  • Publication number: 20230380897
    Abstract: An ablation catheter and an ablation system are provided. The ablation catheter includes a sheath and an ablation assembly. The ablation assembly is disposed at a distal end of the sheath for performing ablation and isolation on a target tissue area. The ablation system includes the ablation device and a mapping device, the mapping device includes a mapping electrode arranged at a distal end of the ablation catheter, and the mapping electrode is used for collecting electrophysiological signals in the target tissue area.
    Type: Application
    Filed: August 8, 2023
    Publication date: November 30, 2023
    Applicant: HANGZHOU DINOVA EP TECHNOLOGY CO., LTD
    Inventors: Cheng Liu, Kun Wang
  • Publication number: 20230376734
    Abstract: Systems and methods for providing a neural network system for time series forecasting are described. A time series dataset that includes datapoints at a plurality of timestamps in an observed space is received. A first state-space model of a dynamical system underlying the time series dataset is provided. The first state-space model includes a non-parametric latent transition model. One or more latent variables of a latent space for the time series dataset are determined using the neural network system based on the first state-space model. A first prediction result for the time series dataset is provided by the neural network system based on the estimated latent variables.
    Type: Application
    Filed: September 16, 2022
    Publication date: November 23, 2023
    Inventors: Chenghao Liu, Chu Hong Hoi, Kun Zhang
  • Patent number: 11824136
    Abstract: Provided are a solar cell, a manufacturing method thereof, and a photovoltaic module. The solar cell includes: a semiconductor substrate, in which a rear surface of the semiconductor substrate having a first texture structure, the first texture structure includes two or more first substructures at least partially stacked on one another, and in a direction away from the rear surface and perpendicular to the rear surface, a distance between a top surface of an outermost first substructure and a top surface of an adjacent first substructure being less than or equal to 2 ?m; a first passivation layer located on a front surface of the semiconductor substrate; a tunnel oxide layer located on the first texture structure; a doped conductive layer located on a surface of the tunnel oxide layer; and a second passivation layer located on a surface of the doped conductive layer.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: November 21, 2023
    Assignees: Shanghai Jinko Green Energy Enterprise Management Co., Ltd., Zhejiang Jinko Solar Co., Ltd.
    Inventors: Kun Yu, Changming Liu, Xinyu Zhang
  • Patent number: 11812732
    Abstract: A suction sampler system for in situ collection of deep-sea floor organisms includes a pressure-retaining cylinder, a pressure compensation device, a cone component, semiconductor refrigeration components, a circuit cylinder and a collection cylinder. Two ends of the pressure-retaining cylinder are respectively equipped with a first and second seal mechanisms, and the cone component is arranged in the pressure-retaining cylinder. The pressure compensation device is connected to the pressure-retaining cylinder through a high-pressure pipe. The semiconductor refrigeration components are arranged outside the pressure-retaining cylinder. The circuit cylinder is equipped with a power supply and a controller, and the semiconductor refrigeration components are connected to the controller. A pressure sensor and a temperature sensor are arranged inside the pressure-retaining cylinder, and respectively connected to the controller.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: November 14, 2023
    Assignee: HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Yongping Jin, Guangping Liu, Youduo Peng, Buyan Wan, Ping Liu, Kun Xie
  • Patent number: 11813709
    Abstract: A symmetrical tri-axial parallel spindle head capable of multi-directional fixed-point rotation, comprising three branch chains (2), a moving base (5), and a fixed base (1). A machining spindle (6) is fixedly connected onto the moving base (5). Each of the branch chains (2) comprises a servo motor (22), a branch chain rod (21), a lead screw (23), and a guide nut (25). The lead screw (23) and a linear guide rail (24) are provided in an inner cavity on one end of the branch chain rod (21). One end of the lead screw (23) is connected to the servo motor (22), the lead screw (23) passes through the guide nut (25), and the other end of the lead screw (22) is connected to the branch chain rod (21) by means a rotating pair. The guide nut (25) is mounted on the linear guide rail (24) and is rotatably connected to the fixed base (1) through a first support disc (26). The other end of the branch chain rod (21) is rotatably connected to the moving base (5) through a second support disc (28).
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: November 14, 2023
    Assignee: YANSHAN UNIVERSITY
    Inventors: Ziming Chen, Kun Zhao, Wenjiang Yan, Xuechan Chen, Chen Zhao, Zongguo Xu, Haijiao Jia, Zixuan Liu
  • Publication number: 20230361030
    Abstract: Embodiments of three-dimensional memory devices and fabricating methods thereof are disclosed. One disclosed method for forming a memory structure comprises: forming a bottom conductive layer on a substrate; forming a memory stack on the bottom conductive layer, the memory stack comprising a plurality of alternatively arranged dielectric layers and conductive layers; forming an opening penetrating the memory stack and exposing the bottom conductive layer; forming a cap layer on a bottom of the opening; forming a cylindrical body and a top contact on the cap layer and in the opening; and forming a plurality of interconnection structures to electrically connect the bottom conductive layer, the plurality of conductive layers of the memory stack, and the top contact.
    Type: Application
    Filed: May 6, 2022
    Publication date: November 9, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Yuancheng Yang, Dongxue Zhao, Tao Yang, Lei Liu, Di Wang, Kun Zhang, Wenxi Zhou, Zhiliang Xia, Zongliang Huo
  • Publication number: 20230355742
    Abstract: A fusion gene, a recombinant novel coronavirus high-efficiency immune DNA vaccine, a construction method and use thereof are provided. The immune DNA vaccine ZD-nCor19 provided herein uses RBD protein, residues 301-538 in the S2 subunit and residues 138-369 in the N protein of the novel coronavirus as target antigens, and has specific immune synergism molecules introduced at suitable positions, and thus can simultaneously efficiently induce humoral immunity and cellular immunity, and can avoid safety problems associated with ADE that may be generated by the full-length S protein and the full-length N protein, thereby achieving dual effects of prevention and treatment. The vaccine can be used as a safe, efficient and stable vaccine variety against novel coronavirus infection.
    Type: Application
    Filed: November 19, 2021
    Publication date: November 9, 2023
    Applicant: Aurora Genevac Biotech Co., Ltd.
    Inventors: Jiyun YU, Yu WANG, Weiwei SONG, Jinqi YAN, Qiang XU, Yu XIA, Yachao LIU, Kun GAO, Chuang-Jiun CHIOU
  • Publication number: 20230363138
    Abstract: Embodiments of three-dimensional memory devices are disclosed. A disclosed memory structure comprises a memory cell comprising: a cylindrical body having a cylindrical shape, an insulating layer surrounding the cylindrical body, a word line contact coupled to a word line and surrounding a first portion of the insulating layer, and multiple plate line contact segments coupled to multiple plate lines respectively and surrounding a second portion of the insulating layer. The memory structure further comprises a bit line contact coupled to a bit line and coupled to a first end of the cylindrical body, a source line contact coupled to a source line, and a source cap coupled between the source line contact and a second end of the cylindrical body to increase a distance between the source line contact and the plate line contact segments.
    Type: Application
    Filed: May 6, 2022
    Publication date: November 9, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Yuancheng YANG, Dongxue ZHAO, Tao YANG, Lei LIU, Di WANG, Kun ZHANG, Wenxi ZHOU, Zhiliang XIA, Zongliang HUO
  • Publication number: 20230361031
    Abstract: Embodiments of three-dimensional memory devices and fabricating methods thereof are disclosed. One disclosed method for forming a memory structure comprises: forming a bottom conductive layer on a substrate; forming a dielectric stack on the bottom conductive layer, the dielectric stack comprising a plurality of alternatively arranged first dielectric layers and second dielectric layers; forming an opening penetrating the dielectric stack and exposing the bottom conductive layer; forming a cap layer on a bottom of the opening; forming a cylindrical body and a top contact on the cap layer and in the opening; and replacing the plurality of second dielectric layers with conductive layers.
    Type: Application
    Filed: May 6, 2022
    Publication date: November 9, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Lei LIU, Yuancheng Yang, Wenxi Zhou, Kun Zhang, Di Wang, Tao Yang, Dongxue Zhao, Zhiliang Xia, Zongliang Huo
  • Patent number: 11810777
    Abstract: Provided is a composite encapsulating material and a photovoltaic module encapsulated with the composite encapsulating material, which relate to the technical field of photovoltaic modules. At least a partial area of the composite encapsulating material includes a high insulation material, and the high insulation material includes polyimide, modifier and modified polyimide. The above technical solution can improve an insulation performance of the encapsulating material, reduce a blank area of an edge of the module, reduce a weight of the photovoltaic module, and further reduce comprehensive cost of the photovoltaic module.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: November 7, 2023
    Assignees: Jinko Green Energy (Shanghai) Management Co., LTD., ZHEJIANG JINKO SOLAR CO., LTD.
    Inventors: Kun Yu, Changming Liu, Xinyu Zhang, Beibei Gao, Zengzhi Ma
  • Publication number: 20230348671
    Abstract: A polyethylene glycol conjugate drug synergist, a preparation method therefor, and use thereof, specifically relating to a polyethylene glycol conjugate drug synergist as shown in formula I or a pharmaceutically acceptable salt thereof, a preparation method for the polyethylene glycol conjugate drug synergist or the pharmaceutically acceptable salt thereof, an intermediate for preparing the polyethylent glycol conjugate drug synergist or the pharmaceutically acceptable salt thereof, a composition containing the polyethylene glycol conjugate drug synergist or the pharmaceutically acceptable salt thereof, and use of the polyethylene glycol conjugate drug synergist or the pharmaceutically acceptable salt thereof in preparation of a drug.
    Type: Application
    Filed: July 21, 2021
    Publication date: November 2, 2023
    Inventors: Gaoquan LI, Nian LIU, Xiafan ZENG, Yongchen PENG, Gang MEI, Shuai YANG, Yang GAO, Sheng GUAN, Yifeng YIN, Huiyu CHEN, Jie LOU, Kun QIAN, Xiangwei YANG, Liwei LIU, Zhenwei LI, Kaixiong HU, Hua LIU, Qian ZHANG, Dajun LI, Yusong WEI, Xiaoling DING, Xi LIU, Liqun HUANG, Tao TU
  • Publication number: 20230347241
    Abstract: This application discloses a method and apparatus for displaying prompt information, a device, and a storage medium, and belongs to the field of graphical user interfaces. The method for displaying prompt information in a computer game includes obtaining an attribute of a first virtual character selected by a teammate for a team lineup; displaying, after a selection operation on a candidate virtual character by a user of the terminal, prompt information based on the attribute of the first virtual character and an attribute of the candidate virtual character; and selecting the candidate virtual character as a second virtual character for the team lineup in response to a confirmation operation received by the terminal.
    Type: Application
    Filed: June 29, 2023
    Publication date: November 2, 2023
    Inventors: Zexian DONG, Wanna JIN, Xin CHEN, Jinle FANG, Yi WANG, Kun LIU, Hang LI
  • Publication number: 20230354577
    Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact coupled to a word line, a second gate contact coupled to a plate line, and a third gate contact configured to control electrical charge conduction between the first gate contact and the second gate contact. The 3D memory device can utilize dynamic flash memory (DFM), increase storage efficiency, provide tri-gate control, provide different programming options, increase read, program, and erase operation rates, decrease leakage current, increase retention time, and decrease refresh rates.
    Type: Application
    Filed: April 28, 2022
    Publication date: November 2, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Dongxue ZHAO, Tao Yang, Yuancheng Yang, Lei Liu, Di Wang, Kun Zhang, Wenxi Zhou, Zhiliang Xia, Zongliang Huo
  • Publication number: 20230354578
    Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact surrounding a first portion of the insulating layer, and a second gate contact surrounding a second portion of the insulating layer. The pillar can be configured to store an electrical charge. The pillar can be a monocrystalline material. The 3D memory device can utilize dynamic flash memory (DFM), decrease defects, increase manufacturing efficiency, decrease leakage current, decrease junction current, decrease power consumption, increase storage density, increase charge retention times, and decrease refresh rates.
    Type: Application
    Filed: April 28, 2022
    Publication date: November 2, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Di WANG, Lei LIU, Yuancheng YANG, Wenxi ZHOU, Kun ZHANG, Tao YANG, Dongxue ZHAO, Zhiliang XIA, Zongliang HUO
  • Publication number: 20230352807
    Abstract: A terahertz carrier sending apparatus and a terahertz carrier receiving apparatus include a feed transmission line configured to receive an electrical signal sent by a radio frequency sending circuit. A mode excitation structure is configured to excite a terahertz signal. A mode conversion structure includes an inner cavity whose inner wall is metal. A circuit board is configured to fasten the feed transmission line and the mode excitation structure. The mode conversion structure further includes a positioning slot. A part of the circuit board and the mode excitation structure are inserted into the inner cavity of the mode conversion structure. A plurality of metal through holes are distributed on both sides of the mode excitation structure. A boundary of the positioning slot is metal and press-fitted on the metal through holes on the both sides of the mode excitation structure.
    Type: Application
    Filed: June 29, 2023
    Publication date: November 2, 2023
    Inventors: Luqi Zhang, Kun Li, Rui Lyu, Yu Liu
  • Publication number: 20230346613
    Abstract: The present invention relates to a nonwoven sheet from about 10% to about 60% of non-swelling wicking fibers, from about 15% to about 70% of resilient fibers, and from about 25% to about 70% of stiffening fibers by weight of fluid the nonwoven as determined by the Material Composition Analysis, and wherein the non-swelling wicking fibers have a relative shape factor in radius in the range of about 25% to about 100% as determined the Relative Shape Factor in Radius test, and have a linear density of 0.8 dtex to 3.3 dtex as determined the Fiber Decitex test; and an absorbent article comprising a liquid permeable topsheet, a liquid impermeable backsheet, an absorbent core disposed between the topsheet and the backsheet, and a fluid management layer disposed between the topsheet and the absorbent core, the fluid management layer comprising the nonwoven sheet disclose herein.
    Type: Application
    Filed: April 21, 2023
    Publication date: November 2, 2023
    Inventors: Wanning LI, Xiaoxin LIU, Kun SUN, Gerard Alain VIENS, Fancheng WANG
  • Publication number: 20230354599
    Abstract: A three-dimensional (3D) memory device includes a first memory cell, a second memory cell, a control gate between the first and second memory cells, a top contact coupled to the first memory cell, and a bottom contact coupled to the second memory cell. The first memory cell can include a first pillar, a first insulating layer surrounding the first pillar, a first gate contact coupled to a first word line, and a second gate contact coupled to a first plate line. The second memory cell can include a second pillar, a second insulating layer surrounding the second pillar, a third gate contact coupled to a second word line, and a fourth gate contact coupled to a second plate line. The 3D memory device can utilize dynamic flash memory (DFM), increase storage density, provide multi-cell storage, provide a three-state logic, decrease leakage current, increase retention time, and decrease refresh rates.
    Type: Application
    Filed: April 28, 2022
    Publication date: November 2, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Tao Yang, Dongxue ZHAO, Yuancheng YANG, Lei LIU, Kun ZHANG, Di WANG, Wenxi ZHOU, Zhiliang XIA, Zongliang HUO
  • Publication number: 20230354579
    Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact coupled to a word line, a second gate contact coupled to a plate line, and an annular dielectric layer within a portion of the pillar. The annular dielectric layer can increase a retention time of electrical charge in the pillar. The 3D memory device can utilize dynamic flash memory (DFM), increase retention times, decrease refresh rates, increase a floating body effect, decrease manufacturing defects, decrease leakage current, decrease junction current, decrease power consumption, increase an upper limit of charge density in the pillar, dynamically adjust a length of the plate line, and decrease parasitic resistance.
    Type: Application
    Filed: April 28, 2022
    Publication date: November 2, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Yuancheng YANG, Dongxue Zhao, Tao Yang, Lei Liu, Di Wang, Kun Zhang, Wenxi Zhou, Zhiliang Xia, Zongliang Huo