Patents by Inventor Zhou Fang

Zhou Fang 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: 20240242656
    Abstract: A power supply circuit, a driving method thereof, a printed circuit board, a display module and a display apparatus are disclosed, which relates to a technical field of displaying. The power supply circuit includes a first power management chip and a second power management chip configured to be respectively connected with a display panel and provide different driving signals to the display panel, and the driving signals are configured for driving the display panel to display.
    Type: Application
    Filed: May 20, 2022
    Publication date: July 18, 2024
    Applicants: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Ying Zhang, Jin Sha, Can Shen, Xiang Fang, Bo Ran, Chao Gao, Yao Chen, Yiming Cheng, Jinxiang Li, Shifei Huang, Shengjie Yin, Pan Chen, Jun Tao, Wendi Zhang, Zhou Zhang, Qiuju Xie, Jun Wei, Hongchao Su
  • Patent number: 12038982
    Abstract: A method of extracting a table information, an electronic device, and a storage medium are provided, which relate to fields of artificial intelligence and big data, in particular to fields of machine learning, knowledge graph, intelligent search and intelligent recommendation, and may be used for an intelligent extraction of an information in a table and other scenarios. The method includes: performing a clustering based on features of a plurality of rows of cells and/or features of a plurality of columns of cells in a table, so as to determine candidate header cells in the table; and performing an information extraction on the table based on the candidate header cells, so as to extract attribute-attribute value pairs in the table.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: July 16, 2024
    Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Yue Zhang, Zhou Fang, Yabing Shi, Ye Jiang, Chunguang Chai
  • Patent number: 12008313
    Abstract: The present disclosure provides a medical data verification method, apparatus and an electronic device, related to a field of artificial intelligence technologies, such as AI (artificial intelligence) medical treatment, deep learning, knowledge graphs, natural language processing. A specific implementation is: obtaining medical data to be verified and a candidate document; obtaining feature vectors respectively corresponding to the medical data to be verified and the candidate document by processing the medical data to be verified and the candidate document by using a nature language processing model; obtaining N correlation vectors by calculating correlation between the medical data to be verified and the candidate document based on the feature vectors by using N methods, N being a positive integer greater than 1; and determining a confidence degree of the medical data to be verified to the candidate document by performing fusion calculation on the N correlation vectors.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: June 11, 2024
    Assignee: BAIDU INTERNATIONAL TECHNOLOGY (SHENZHEN) CO., LTD.
    Inventors: Zhou Fang, Yabing Shi, Ye Jiang, Chunguang Chai
  • Patent number: 11995556
    Abstract: The present disclosure relates to a video retrieval method, a method, system and device for generating a video retrieval mapping relationship, and a storage medium. The video retrieval method comprises: acquiring a retrieval instruction, wherein the retrieval instruction carries retrieval information for retrieving a target frame picture; and obtaining the target frame picture according to the retrieval information and a preset mapping relationship.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: May 28, 2024
    Assignee: CAMBRICON TECHNOLOGIES CORPORATION LIMITED
    Inventors: Tianshi Chen, Zhou Fang
  • Patent number: 11966848
    Abstract: The present disclosure relates to a video retrieval method, a method, system and device for generating a video retrieval mapping relationship, and a storage medium. The video retrieval method comprises: acquiring a retrieval instruction, wherein the retrieval instruction carries retrieval information for retrieving a target frame picture; and obtaining the target frame picture according to the retrieval information and a preset mapping relationship.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: April 23, 2024
    Assignee: CAMBRICON TECHNOLOGIES CORPORATION LIMITED
    Inventors: Tianshi Chen, Zhou Fang
  • Patent number: 11782981
    Abstract: Embodiments of the disclosure disclose a method, apparatus, server, and storage medium for incorporating a structured entity, wherein the method for incorporating a structured entity can comprise: selecting a candidate entity associated with a to-be-incorporated structured entity from a knowledge graph, determining the to-be-incorporated structured entity being an associated entity based on prior attribute information of a category of the candidate entity and a preset model, merging the associated entity and the candidate entity, and incorporating the associated entity into the knowledge graph. The embodiments can select a candidate entity, and then integrate a preset model using prior knowledge, which can effectively improve the efficiency and accuracy in associating entities, and reduce the amount of calculation, to enable the structured entity to be simply and efficiently incorporated into the knowledge graph.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: October 10, 2023
    Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Ye Xu, Zhifan Feng, Chao Lu, Yang Zhang, Zhou Fang, Shu Wang, Yong Zhu, Ying Li
  • Publication number: 20230235655
    Abstract: A wellbore staged operation method, includes running, after a first well drifting operation is performed on a wellbore, a pipe string (100) in the wellbore, wherein the pipe string (100) includes, along a direction from bottom to top, a floating hoop (2), a plug seat (7), a toe-end sliding sleeve (3), and a fracturing sliding sleeve (4); performing a cementing operation, wherein cement slurry pumped into an inner chamber of the pipe string (100) enters an annulus between the pipe string and the wellbore through the plug seat (7) and the floating hoop (2) to form a cement sheath, the cement sheath isolating the toe-end sliding sleeve (3) from the fracturing sliding sleeve (4); performing a second drifting operation to ensure the toe-end sliding sleeve (3) of the pipe string (100) exposed; performing a pressure test for the pipe string; and performing staged fracturing constructions.
    Type: Application
    Filed: June 10, 2021
    Publication date: July 27, 2023
    Inventors: Wei LEI, Zhimin HOU, Haifeng DONG, Yancheng YAN, Lin LAN, Xingwen WANG, Xiaogang WANG, Zhiguo QIAO, Zhou FANG
  • Patent number: 11651164
    Abstract: The present disclosure provides a method, a device, an equipment and a storage medium for mining a topic concept. The method includes: acquiring a plurality of candidate topic concepts based on a query; performing word segmentation on the plurality of candidate topic concepts and performing part-of-speech tagging on words obtained after performing the word segmentation, to obtain a part-of-speech sequence of each of the plurality of candidate topic concepts; and filtering the plurality of candidate topic concepts based on the part-of-speech sequence, to filter out a topic concept corresponding to a target part-of-speech sequence among the plurality of candidate topic concepts, in which a proportion of accurate topic concepts in the target part-of-speech sequence is lower than or equal to a first preset threshold, or a proportion of inaccurate topic concepts in the target part-of-speech sequence is higher than or equal to a second preset threshold.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: May 16, 2023
    Assignee: Beijing Baidu Netcom Science Technology Co., Ltd.
    Inventors: Zhijie Liu, Qi Wang, Zhifan Feng, Zhou Fang, Chunguang Chai, Yong Zhu
  • Patent number: 11636936
    Abstract: The present disclosure relates to the field of medical data processing based on natural language processing. Embodiments of the present disclosure disclose a method and apparatus for verifying a medical fact. The method may include: acquiring a description text of the medical fact; selecting a relevant paragraph related to the description text of the medical fact from a medical document; and inputting the description text of the medical fact and the corresponding relevant paragraph into a trained discrimination model for authenticity judgment, to obtain a verification result of the medical fact, the discrimination model being pre-trained based on a medical text paragraph pair extracted from the medical document, and being iteratively adjusted using a medical fact sample set including authenticity labeling information after the pre-training.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: April 25, 2023
    Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Zhou Fang, Shuangjie Li, Yabing Shi, Ye Jiang
  • Patent number: 11588555
    Abstract: Various embodiments of a monolithic transceiver are described, which may be fabricated on a semiconductor substrate. The monolithic transceiver includes a coherent receiver module (CRM), a coherent transmitter module (CTM), and a local oscillation splitter to feed a local oscillation to the CRM and the CTM with a tunable power ratio. The monolithic transceiver provides tunable responsivity by employing photodiodes for opto-electrical conversion. The monolithic transceiver also employs a polarization beam rotator-splitter (PBRS) and a polarization beam rotator-combiner (PBRC) for supporting modulation schemes including polarization multiplexed quadrature amplitude modulation (PM-QAM) and polarization multiplexed quadrature phase shift keying (PM-QPSK).
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: February 21, 2023
    Inventors: Pengfei Cai, Zhou Fang, Yi Li, Ning Zhang, Rangchen Yu, Ching-yin Hong, Dong Pan
  • Publication number: 20230038091
    Abstract: A method of extracting a table information, an electronic device, and a storage medium are provided, which relate to fields of artificial intelligence and big data, in particular to fields of machine learning, knowledge graph, intelligent search and intelligent recommendation, and may be used for an intelligent extraction of an information in a table and other scenarios. The method includes: performing a clustering based on features of a plurality of rows of cells and/or features of a plurality of columns of cells in a table, so as to determine candidate header cells in the table; and performing an information extraction on the table based on the candidate header cells, so as to extract attribute-attribute value pairs in the table.
    Type: Application
    Filed: September 30, 2022
    Publication date: February 9, 2023
    Applicant: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Yue ZHANG, Zhou FANG, Yabing SHI, Ye JIANG, Chunguang CHAI
  • Patent number: 11520812
    Abstract: Embodiments of the present disclosure provide a method, apparatus, device and medium for determining text relevance. The method for determining text relevance may include: identifying, from a predefined knowledge base, a first set of knowledge elements associated with a first text and a second set of knowledge elements associated with a second text. The knowledge base includes a knowledge representation consist of knowledge elements. The method may further include: determining knowledge element relevance between the first set of knowledge elements and the second set of knowledge elements, and determining text relevance between the second text and the first text based at least on the knowledge element relevance.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: December 6, 2022
    Assignee: Beijing Baidu Netcom Science and Technology Co., Ltd.
    Inventors: Ye Xu, Zhifan Feng, Zhou Fang, Yang Zhang, Yong Zhu
  • Patent number: 11513586
    Abstract: Disclosed in the present application are a control device, method and equipment for a processor. The control device for the processor comprises: an arithmetic circuit and a memory, the arithmetic circuit being connected to the memory. The arithmetic circuit is used to output a control signal according to acquired sensor data, and the control signal is used to control a processor. The control device, method and equipment for the processor according to the present invention may be used to determine whether it is necessary to start the processor according to preset key information, or whether it is necessary to reduce the energy consumption of a processor which is currently in operation, thereby improving endurance.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: November 29, 2022
    Assignee: SHANGHAI CAMBRICON INFORMATION TECHNOLOGY CO., LTD
    Inventors: Zhou Fang, Bingrui Wang
  • Patent number: 11288050
    Abstract: The invention relates to an executable file acquisition method and operation method of a heterogeneous computing system and a related product. According to the executable file obtaining method of the heterogeneous computing system, through the CPU program and the artificial intelligence processor program, the electronic device allows a user to compile a corresponding program according to needs to achieve needed functions, and the application range of a machine learning library is expanded.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: March 29, 2022
    Assignee: CAMBRICON TECHNOLOGIES CORPORATION LIMITED
    Inventors: Xiaofu Meng, Yuanbo Wen, Zhou Fang
  • Publication number: 20220027766
    Abstract: A method for an industry text increment, as well as an electronic device and a computer readable storage medium for the same are provided. The method may include: acquiring an original industry text in a target industry field, an order of magnitude of a number of the original industry text being smaller than a preset first order of magnitude; and performing a sample incremental processing on the original industry text by using a distant supervision method, to obtain increased industry texts, an order of magnitude of a number of the increased industry texts is greater than a preset second order of magnitude, wherein the preset second order of magnitude is not smaller than the preset first order of magnitude.
    Type: Application
    Filed: October 4, 2021
    Publication date: January 27, 2022
    Inventors: Zhou FANG, Yabing SHI, Ye JIANG, Chunguang CHAI
  • Patent number: D953093
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: May 31, 2022
    Assignee: MIDEA GROUP CO., LTD.
    Inventors: Zhou Fang, Wengan Liang
  • Patent number: D1044643
    Type: Grant
    Filed: August 9, 2023
    Date of Patent: October 1, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Chihoon Kim, Zhou Fang, Jesung Ahn
  • Patent number: D1044644
    Type: Grant
    Filed: August 14, 2023
    Date of Patent: October 1, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Chihoon Kim, Zhou Fang, Jesung Ahn
  • Patent number: D1044645
    Type: Grant
    Filed: August 14, 2023
    Date of Patent: October 1, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Chihoon Kim, Zhou Fang, Jesung Ahn
  • Patent number: D1044646
    Type: Grant
    Filed: August 14, 2023
    Date of Patent: October 1, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Chihoon Kim, Zhou Fang, Jesung Ahn