Patents by Inventor Na Liu

Na 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: 11971916
    Abstract: A system and method for table conversion including converting a table containing text in tabular form to an image, labeling each text area of the image with a bounding box, determining for each bounding box, a position information, a semantic information, and an image information, reconstructing the image into a graph form having a plurality of nodes, wherein each node represents the bounding box of the text areas of the image, inputting at least two nodes into a trained neural network to determine a relative relationship between the at least two nodes, building a knowledge graph using the relative relationship of the at least two nodes, and translating the knowledge graph into machine readable natural language.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: April 30, 2024
    Assignee: International Business Machines Corporation
    Inventors: Zhong Fang Yuan, Tong Liu, Li Juan Gao, Si Heng Sun, Na Liu
  • Patent number: 11972108
    Abstract: A method, computer program product, and computer system for generating and using a basic state layer. N task models are provided (N?2). Each task model was trained on a same pre-trained backbone model. Each task model includes M feature layers and a task layer (M?1). Each feature layer of each task model includes a parameter matrix that is different for the different models. An encoder-decoder model is trained. The encoder-decoder model includes sequentially: an input layer, an encoder, M hidden layers, a decoder, and an output layer. The encoder is a neural network that maps and compresses the parameter matrices in the input layer into the M hidden layers, which generates a basic state model. The decoder is a neural network that receives the basic state model as input and generates the output layer to be identical to the input layer.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: April 30, 2024
    Assignee: International Business Machines Corporation
    Inventors: Zhong Fang Yuan, Tong Liu, Li Juan Gao, Na Liu, Xiang Yu Yang
  • Patent number: 11967706
    Abstract: A composite metal oxide material and a preparation method thereof, a positive electrode plate, a secondary battery, a battery module, a battery pack and an electrical device are provided. The composite metal oxide material includes a central core and a coating layer on the surface of the central core, in which the central core material has a chemical formula of Li5FexM1-xO4, 0.6?x?1; the coating layer material has a chemical formula of LiMO2, M is one or more metal elements with +3 valence, and the absolute value of the difference between the +3-valence ion radius of Fe and the +3-valence ion radius of M is ?0.02 nm. The composite metal oxide material of the present disclosure makes the secondary battery have high charge capacity, high discharge capacity and long cycle life.
    Type: Grant
    Filed: September 18, 2022
    Date of Patent: April 23, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Bangrun Wang, Zhenguo Zhang, Chongheng Shen, Na Liu
  • Publication number: 20240129466
    Abstract: Methods, devices, and systems related to video processing are disclosed. In one example aspect, a method of video processing includes performing a conversion between a block of a current picture of a video and a coded representation of the video using an intra-subblock partitioning (ISP) mode. A prediction is determined for each sub-partition using an intra-prediction process based on samples in the current picture using the ISP mode. The block is partitioned into multiple sub-partitions including a first sub-partitions having a same top-left corner position as a top-left corner position of the block.
    Type: Application
    Filed: December 5, 2023
    Publication date: April 18, 2024
    Inventors: Kai Zhang, Li Zhang, Hongbin Liu, Zhipin Deng, Na Zhang, Yue Wang
  • Publication number: 20240122133
    Abstract: Disclosed are a low-cost high-efficiency drip irrigation system for a cotton field and a use method thereof. The drip irrigation system for a cotton field includes a filtering device and a water supply device; wherein the filtering device adopts different types of single filtering devices or combined filtering devices according to different water source types; the water supply device includes multiple stages of main pipes, submain pipes and laterals; the laterals (a drip irrigation tape with labyrinth on one side or a drip irrigation tape inlaid with emitters inside) are laid on the surface of the ground and located below a mulch film. The drip irrigation system adopts the design of large flow (1.5-3.4 L/h), slightly larger pipe diameter (>75 mm), low water pressure (operating pressure of drip irrigation tape being 0.03-0.07 MPa) and suitable drip irrigation uniformity (80%-90%).
    Type: Application
    Filed: December 9, 2023
    Publication date: April 18, 2024
    Applicants: Institute of Cash Crops, Xinjiang Academy of Agricultural Sciences, Shihezi University
    Inventors: Liwen TIAN, Honghai Luo, Hezhong Dong, Na Zhang, Liantao Liu, Guangping Feng, Zhanbiao Wang, Yanjun Zhang, Xianzhe Hao, Jin Li, Zhi Chen, Nan Zhao, Changwen Liu
  • Publication number: 20240124825
    Abstract: An immobilized enzymolysis equipment for reconstituted rice milk powder includes a bottom box, a heating device is arranged on an upper surface of the bottom box, and a splash-proof device is arranged on an upper surface of the heating device. Support legs are fixedly connected to corners of a lower surface of the bottom box. A rotating motor is arranged on a bottom surface of an inner cavity of the bottom box. The rotating motor is provided to achieve the effect of rotating a centrifugal device. The centrifugal device is rotationally connected to one side, extending to the upper surface of the bottom box, of the rotating motor, so as to achieve water-milk separation of reconstituted milk powder.
    Type: Application
    Filed: July 24, 2023
    Publication date: April 18, 2024
    Applicant: Harbin University Of Commerce
    Inventors: Na ZHANG, Yang YANG, Xin BIAN, Chunmin MA, Xiaofei LIU, Bing WANG, Yinyuan HE
  • Publication number: 20240115575
    Abstract: A pharmaceutical composition containing multi-target protein kinase inhibitor compounds, and the use thereof. The pharmaceutical composition contains compounds shown in formula II and formula A or formula B as active ingredients, and an excipient. The pharmaceutical composition has the characteristics of a simple preparation method, a smooth preparation process and suitability for industrial production. Moreover, an oral preparation prepared from the pharmaceutical composition, especially an oral solid preparation, has advantageous preparation properties such as dissolution rate and content uniformity, and excellent stability; and same is suitable for use and storage as a medicine.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 11, 2024
    Inventors: Cuiyan Liu, Jing Bai, Shilong Wen, Na Liu, Cong Gu, Dehua Ji
  • Publication number: 20240117395
    Abstract: Provided is a method for synthesizing a chiral amine compound. A transaminase is used to transaminate a ketone substrate under the action of an amino donor, to obtain the chiral amine compound; and the conserved amino acid sequence region of the transaminase at least includes a region 1 (MAGLWCVN) and a region 2 (YNTFFKT). With the transaminase with the specific conserved amino acid sequence region to synthesize a large sterically hindered chiral amine, the enzyme catalytic reaction volume is small, the synthesizing route is short, the product yield is high, a high-cost noble metal is not required for catalysis under the synthesizing conditions, three wastes are reduced, and the production cost is saved.
    Type: Application
    Filed: July 6, 2021
    Publication date: April 11, 2024
    Inventors: Hao Hong, Gage James, Yi Xiao, Na Zhang, Xuecheng Jiao, Yulei Ma, Huiyan Mou, Zujian Wang, Kaihua Sun, Ru Jia, Fang Liu, Wenjing Liu
  • Patent number: 11955633
    Abstract: This disclosure relates to the electrochemical field, and in particular, to a positive electrode material and a preparation method and usage thereof. The positive electrode material of this disclosure includes a substrate, where a general formula of the substrate is LixNiyCozMkMepOrAm, where 0.95?x?1.05, 0.5?y?1, 0?z?1, 0?k?1, 0?p?0.1, 1?r?5.2, 0?m?2, m+r?2, M is selected from one or more of Mn and Al, Me is selected from one or more of Zr, Zn, Cu, Cr, Mg, Fe, V, Ti, Sr, Sb, Y, W, and Nb, and A is selected from one or more of N, F, S, and Cl; and an oxygen defect level of the positive electrode material satisfies at least one of condition (1) or condition (2): (1) 1.77?OD1?1.90; or (2) 0.69?OD2?0.74.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: April 9, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Chongheng Shen, Rui Du, Yongchao Liu, Deyu Zhao, Na Liu
  • Patent number: 11955323
    Abstract: The present invention provides a device for blocking plasma backflow in a process chamber to protect an air inlet structure, comprising an air inlet nozzle tightly connected to an air inlet flange. The inner cavity of the air inlet nozzle is provided with an air inlet guide body, wherein the air inlet guide body has an upper structure, a middle structure, and a lower structure, the upper, middle, and lower structures are an integrated structure, the upper, middle, and lower structures are all cylindrical, the cross-sectional diameter of the upper structure is smaller than that of the middle structure, a gas gathering area is arranged between the middle structure and the lower structure, and the middle structure and the lower structure are connected by the gas gathering area.
    Type: Grant
    Filed: February 29, 2020
    Date of Patent: April 9, 2024
    Assignee: JIANGSU LEUVEN INSTRUMENTS CO. LTD
    Inventors: Na Li, Dongdong Hu, Xiaobo Liu, Haiyang Liu, Shiran Cheng, Song Guo, Zhihao Wu, Kaidong Xu
  • Patent number: 11944685
    Abstract: Disclosed in the present disclosure are a novel injection polyaminopolycarboxylic acid-modified abiraterone derivative for treatment of prostate tumor, a pharmaceutical preparation containing the polyaminopolycarboxylic acid-modified abiraterone derivative, a preparation method, and an application. The polyaminopolycarboxylic acid-modified abiraterone derivative has the following structure (I). The polyaminopolycarboxylic acid-modified abiraterone derivative in the present disclosure has good water solubility, can be completely dissolved in an aqueous solution of sodium bicarbonate, is simple and convenient to prepare, high in yield, and suitable for large-scale production, has a remarkable effect in resisting tumors, can be used for treating prostate cancer tumor, and has the characteristics of high efficiency and low toxicity.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: April 2, 2024
    Assignee: TIANJIN HAIRUNJAHE INNOVATIVE PHARMACEUTICAL RESEARCH LIMITED LIABILITY COMPANY
    Inventors: Tianjun Liu, Na Zhu, Yumei Rong, Ge Hong
  • Patent number: 11949099
    Abstract: The present invention relates to an electrode active material, a preparation method thereof, an electrode, a battery, and an apparatus. The electrode active material includes: a core and a coating layer, where the core includes a ternary material, the coating layer coats the core, the coating layer includes a reaction product of a sulfur-containing compound and a lithium-containing compound, and the reaction product includes element Li, element S, and element O.
    Type: Grant
    Filed: February 10, 2023
    Date of Patent: April 2, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Chengdu Liang, Yongchao Liu, Na Liu, Yingjie Guan, Qisen Huang, Wei Fu
  • Patent number: 11949093
    Abstract: This application provides a positive active material, a positive electrode plate, an electrochemical energy storage apparatus, and an apparatus. The positive active material is LixNiyCozMkMepOrAm or LixNiyCozMkMepOrAm whose surface is provided with a coating layer. The positive active material is secondary particles, and a particle size Dn10 of the positive active material satisfies: 0.5 ?m?Dn10?3 ?m. In this application, particle morphology of the positive active material and the amount of micro powder in the positive active material are properly controlled, to effectively reduce side reactions between the positive active material and an electrolyte, decrease gas production of the electrochemical energy storage apparatus, and improve storage performance of the electrochemical energy storage apparatus without deteriorating energy density, cycle performance and rate performance of the electrochemical energy storage apparatus.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: April 2, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LTD.
    Inventors: Rui Du, Na Liu, Yongchao Liu, Sihui Wang, Deyu Zhao, Xue Leng
  • Patent number: 11944954
    Abstract: An organic-inorganic hybrid porous material. The organic-inorganic hybrid porous material contains a doping element A are provided. In some embodiments, the element A is one or more selected from: Li, Na, K, Rb, Cs, Sr, Zn, Mg, Ca, or any combination thereof. An external specific surface area of the organic-inorganic hybrid porous material is 1 to 100 m2/g. A ratio of the external specific surface area to a total specific surface area of the organic-inorganic hybrid porous material is 0.7 to 0.9.
    Type: Grant
    Filed: October 2, 2022
    Date of Patent: April 2, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Jiarui Tian, Yongsheng Guo, Cong Cheng, Xinxin Zhang, Na Liu, Chuying Ouyang
  • Publication number: 20240102958
    Abstract: Various example embodiments described herein relate to a sensor assembly. The sensor assembly includes a first sensor cover and a second sensor cover. The first sensor cover is disposed on a first end of the sensor assembly and the second sensor cover is disposed on a second end of the sensor assembly. The first sensor cover defines a first capillary and the second sensor cover defines a second capillary therethrough. The sensor assembly further includes a first sensing unit, a second sensing unit, and a filter. The first sensing unit and the second sensing unit are disposed between the first sensor cover and the second sensor cover. In some example embodiments, the filter is reactive to a target gas and thereby prevents an inflow of the target gas through the second capillary into the sensor assembly.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Inventors: Qinghui MU, Jianglin JIAN, Feng LIANG, Ling LIU, Na WEI
  • Publication number: 20240102111
    Abstract: The present invention relates to a molecular marker, a specific primer pair, and an identification method of the high-quality Ganoderma lucidum strain HMGIM-M624. The high-quality Ganoderma lucidum strain HMGIM-M624 was preserved in Guangdong Microbial Culture Collection Center (address: 5th Floor, No. 59 Building of No. 100 Yard, Mid. Xianlie Road, Guangzhou City) with the preservation number of GDMCC No: 60889 on Nov. 7, 2019. The molecular marker is an InDel molecular marker. The high-quality Ganoderma lucidum strain HMGIM-M624 has a base deletion of CATGCTGTA at the 246451th-246460th site of the chromosome sca34. The present invention provides reagents for detecting the molecular marker of the high-quality Ganoderma lucidum strain HMGIM-M624. The reagents can distinguish the high-quality Ganoderma lucidum strain HMGIM-M624 from the other 11 G. lucidum strains for commercial cultivation, thus specifically identifying the high-quality Ganoderma lucidum strain HMGIM-M624.
    Type: Application
    Filed: December 15, 2022
    Publication date: March 28, 2024
    Applicants: INFINITUS (CHINA) COMPANY LTD., INSTITUTE OF MICROBIOLOGY, GUANGDONG ACADEMY OF SCIENCES (GUANGDONG DETECTION CENTER OF MICROBIOLOGY
    Inventors: Xiuying KOU, Xiaoxian WU, Jian TANG, Qingping WU, Huiping HU, Xiaowei LIANG, Manjun CAI, Yizhen XIE, Yuanchao LIU, Lijun ZHUO, Ao WANG, Na DU
  • Patent number: 11942636
    Abstract: The present application relates to the electrochemical field, and in particular, to a positive electrode material, and an electrochemical energy storage apparatus having thereof. The present application provides a positive electrode material, including a substrate. The substrate includes secondary particles containing primary particles. A surface of the substrate is coated with an oxide coating layer. The oxide coating layer comprises a coating element, and the coating element is selected from one or more of Al, Ba, Zn, Ti, Zr, Mg, W, Y, Si, Sn, B, Co, or P. The electrochemical energy storage apparatus comprises the foregoing positive electrode material.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: March 26, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Rui Du, Yongchao Liu, Sihui Wang, Deyu Zhao, Na Liu
  • Patent number: 11936899
    Abstract: Embodiments of the present disclosure provide methods, apparatuses and computer storage media for video processing. One example method comprises determining, during a conversion between a current video block of a video and a bitstream of the video, at least one set of motion candidates for the current video block, each motion candidate comprising predicted motion information determined from neighboring video blocks of the current video block; determining, based on a template of the current video block and from the at least one set of motion candidates, a target motion candidate for the current video block by using a template matching cost rule; and performing the conversion based on the target motion candidate.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: March 19, 2024
    Assignee: LEMON INC.
    Inventors: Na Zhang, Kai Zhang, Hongbin Liu, Li Zhang, Yue Wang
  • Patent number: 11925531
    Abstract: The present disclosure provides a magnetic dressing and a preparation method and use thereof, belonging to the technical field of pharmaceutical preparations. The magnetic dressing includes a magnetic layer, a drug-loading layer, and a protective layer that are stacked in sequence, where the magnetic layer includes polyvinyl alcohol, gluten, and iron particles. In the present disclosure, a swallowed magnetic dressing is controlled by an external magnetic field, and the magnetic dressing is moved to a pathological position by changing a direction of the external magnetic field; after the external magnetic field is removed, the magnetic dressing changes from a ring to a sheet, thereby completing attachment of an entire lesion surface to complete treatment by autonomous drug release.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: March 12, 2024
    Assignee: Shanghai University
    Inventors: Na Liu, Ziheng Chen, Huiyu Yuan, Dan Zhang, Kewei Zhang, Tao Yue, Yuanyuan Liu, Yan Peng
  • Publication number: 20240079551
    Abstract: Provided are an electrode active material precursor, a method for preparing the same, an electrode active material, and a battery. The electrode active material precursor includes carbon-composite oxide particles. The oxide satisfies a formula (1): MaOb??(1), where element M is selected from one or more of transition metal elements having a relative atomic mass smaller than 65, and optionally being selected from one or more of Ni, Co, Fe, Mn, Zn, Mg, Ca, Cu, Mn, Sn, Mo, Ru, Ir, V, Nb, or Cr, a>0, and b>0. The carbon-composite oxide particles have a powder resistivity smaller than 100 ?·cm.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 7, 2024
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Bangrun WANG, Na LIU