Patents by Inventor Yuming Xie
Yuming Xie 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).
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Patent number: 11944470Abstract: The present disclosure discloses a method and device for sampling a pulse signal, and a computer program medium.Type: GrantFiled: May 9, 2019Date of Patent: April 2, 2024Assignee: Raycan Technology Co., Ltd. (Suzhou)Inventors: Kezhang Zhu, Qingguo Xie, Pingping Dai, Hao Wang, Junhua Mei, Yuming Su
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Publication number: 20240056345Abstract: This application discloses a network fault analysis method and apparatus. The method includes: obtaining information about a first abnormal event and information about a second abnormal event; determining first fault cause description information and second fault cause description information respectively based on the information about the first abnormal event and the information about the second abnormal event, where each of the first and the second fault cause description information is used to describe a cause of occurrence of a corresponding abnormal event; and determining, based on event identifiers in the information about the first and the second abnormal events, and the first and the second fault cause description information, that the first abnormal event corresponding to the first fault cause description information is a cause event that causes occurrence of the second abnormal event corresponding to the second fault cause description information.Type: ApplicationFiled: October 27, 2023Publication date: February 15, 2024Inventors: Xiaolong Chen, Yuming Xie, Xin Xiao, Yunpeng Gao, Dakun Li
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Publication number: 20230318906Abstract: This application discloses a fault recovery plan determining method, apparatus, and system, and a computer storage medium, and belongs to the field of network technologies. First, a control device obtains a similar known fault that is in a plurality of known faults and whose fault root cause and a fault root cause of a target fault in a network meet a similarity condition. Then, the control device obtains a fault recovery plan corresponding to the similar known fault. The control device determines, based on the fault recovery plan corresponding to the similar known fault, a fault recovery plan corresponding to the target fault.Type: ApplicationFiled: April 18, 2023Publication date: October 5, 2023Inventors: Yuming XIE, Ye LI, Juchang LI, Yunpeng GAO, Yanxiang HOU, Yancheng YANG
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Patent number: 11729042Abstract: An Internet Protocol Security (IPsec) acceleration method includes generating, by an Internet Key Exchange (IKE) device, an IKE link establishment session packet according to an IPSec configuration parameter and a security policy in a security policy database (SPD), sending, by the IKE device, the IKE link establishment session packet to a peer device, establishing a security association (SA) with the peer device, and sending, by the IKE module, the SA to a data forwarding device, where the IKE device and the data forwarding device are discrete devices.Type: GrantFiled: June 18, 2021Date of Patent: August 15, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yuming Xie, Xinyu Hu, Yuping Zhao, Fan Yang
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Patent number: 11722217Abstract: Embodiments of this application provide a method and an apparatus for obtaining optical distribution network (ODN) logical topology information, a device, and a storage medium. The method includes: obtaining identification information of each first ONU that is connected to a first passive optical network (PON) port and whose optical path changes and feature data of the first ONU in a first time window, where the feature data includes receive optical power and/or an alarm event; obtaining, based on the feature data of each first ONU, a feature vector corresponding to each first ONU; and performing cluster analysis on the feature vector corresponding to each first ONU, to obtain topology information corresponding to the first PON port. ONU topology information is obtained by analyzing an ONU feature.Type: GrantFiled: July 7, 2022Date of Patent: August 8, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yuming Xie, Jian Li, Xin Xiao, Gang Zheng
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Patent number: 11706079Abstract: A fault recovery method and apparatus, and a storage medium are provided, and belong to the field of Internet technologies. In the method, network composition information and abnormal event information of a target network are obtained, where the network composition information includes a network topology of the target network and device information of a plurality of network devices on the target network, and the device information includes one or more of interface configuration information, protocol configuration information, and service configuration information; and then a possible root cause of a fault of the target network is determined based on the network composition information and the abnormal event information, where the possible root cause of the fault is used to determine a corresponding fault recovery plan.Type: GrantFiled: February 25, 2021Date of Patent: July 18, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yuming Xie, Liang Zhang, Wei Song, Lei Zhang
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Patent number: 11658702Abstract: Example electric appliance identification methods and apparatuses are provided. One example method includes obtaining, by a power line communication (PLC) device, a first noise signal in a circuit. The PLC device can then obtain first data based on the first noise signal, where the first data is used to describe a time-frequency feature of the first noise signal. The PLC device can then obtain, based on an electric appliance identification model and the first data, an electric appliance identification result corresponding to the first noise signal, where the electric appliance identification model is obtained based on a signal including a second noise signal of at least one known electric appliance.Type: GrantFiled: December 9, 2021Date of Patent: May 23, 2023Assignee: Huawei Technologies Co., Ltd.Inventors: Biwei Song, Hao Zhang, Yuming Xie
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Publication number: 20230142573Abstract: This application discloses a method, an apparatus, and a system for constructing a knowledge graph, and a computer storage medium. A first device obtains first configuration information of a target network device. The first device obtains a template matching file corresponding to the target network device, where the template matching file describes one or more formats of one or more command lines in configuration information of a type of network device to which the target network device belongs. Then, the first device creates, based on the template matching file and a first command line in the first configuration information, a target network entity corresponding to the first command line. A type of the target network entity is a device, an interface, a protocol, or a service. The target network entity is configured to construct a knowledge graph of a network in which the target network device is located.Type: ApplicationFiled: December 29, 2022Publication date: May 11, 2023Inventors: Shang TIAN, Zhongyu WANG, Yuming XIE
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Publication number: 20230057714Abstract: A friction head and a friction additive manufacturing method of adjusting components and synchronously feeding material are provided. The friction head includes a friction body, a charging part and a feeding part. An axis of the friction body, an axis of the charging part and an axis of the feeding part are coincided with one another. The charging part and the feeding part are sleeved on the friction body. Spiral groove(s) extending in a same direction is formed in an inner ring wall of the feeding part. The spiral groove(s) extends through the inner ring wall of the feeding part and is symmetrical about the axis of the feeding part. The spiral groove(s) and a lower outer surface of the feeding part form spiral feeding channel(s). An upper end of each feeding channel is communicated with a corresponding one of feeding hole(s).Type: ApplicationFiled: August 19, 2021Publication date: February 23, 2023Applicant: Harbin Institute of TechnologyInventors: Yongxian Huang, Xiangchen Meng, Mingda Zou, Yuming Xie
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Publication number: 20230053869Abstract: A deformation-driven solid-phase extrusion device and a one-step alloy bar preparation method by using the same are provided. The device includes a stir tool, an extrusion container and an ejector rod. The stir tool has an integral structure composed of an upper mounting part and a lower working part and having a hollow channel. The lower working part is disposed in a groove of the extrusion container, and the ejector rod is disposed in the hollow channel of the stir tool. The method includes adding alloy powder to the extrusion container, enabling the stir tool to exert a pressure and revolve at a high speed to cause large plastic deformation of the powder and generate heat by friction and deform among powder and the friction working surface of the working part, sintering the alloy powder and extruding the same through the hollow channel of the stir tool.Type: ApplicationFiled: August 20, 2021Publication date: February 23, 2023Applicant: Harbin Institute of TechnologyInventors: Yongxian Huang, Yuming Xie, Xiangchen Meng, Feifan Wang, Junchen Li, Long Wan
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Patent number: 11589141Abstract: In an embodiment, a data collection method includes: collecting, by a data collection device, performance indicator data of a target device based on a collection periodicity; detecting change amplitude of the collected performance indicator data that is in a change detection window, where the change detection window includes multiple collection periodicities; and when it is detected that change amplitude of the performance indicator data that is in the change detection window is greater than or equal to a change detection threshold, sending the performance indicator data that is in the change detection window to a data analysis device.Type: GrantFiled: May 21, 2021Date of Patent: February 21, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yuming Xie, Jian Cheng, Li Xue, Teng Teng
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Publication number: 20220376971Abstract: A data processing method where an analysis device obtains first network data and historical fault propagation paths and processes the first network data to obtain a first fault propagation path. When the historical fault propagation paths include a target fault propagation path that is the same as the first fault propagation path, the analysis device updates a quantity of target fault propagation paths.Type: ApplicationFiled: July 28, 2022Publication date: November 24, 2022Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xin XIAO, Yuming XIE, Zhongyu WANG, Yunpeng GAO, Wei SONG
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Publication number: 20220345218Abstract: Embodiments of this application provide a method and an apparatus for obtaining optical distribution network (ODN) logical topology information, a device, and a storage medium. The method includes: obtaining identification information of each first ONU that is connected to a first passive optical network (PON) port and whose optical path changes and feature data of the first ONU in a first time window, where the feature data includes receive optical power and/or an alarm event; obtaining, based on the feature data of each first ONU, a feature vector corresponding to each first ONU; and performing cluster analysis on the feature vector corresponding to each first ONU, to obtain topology information corresponding to the first PON port. ONU topology information is obtained by analyzing an ONU feature.Type: ApplicationFiled: July 7, 2022Publication date: October 27, 2022Inventors: Yuming XIE, Jian LI, Xin XIAO, Gang ZHENG
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Publication number: 20220263824Abstract: This application provides a method for determining an access device type, a device, and a system. An access device type is determined by obtaining one or more packet pairs and a time difference of each packet pair. Each packet pair includes a first packet and a second packet, where the second packet is a response to the first packet, and the one or more packet pairs pass through a same access device. Based on this solution, maintenance manpower required for determining an access device type can be reduced, and O&M personnel management complexity of operators or service providers can be reduced.Type: ApplicationFiled: May 3, 2022Publication date: August 18, 2022Inventors: Li XUE, Liang ZHANG, Yuming XIE, Jian CHENG
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Patent number: 11411810Abstract: A fault locating method includes: receiving, by a first network device, a fault information packet flooded by another network device in a network, where each fault information packet includes statistical information about an interior gateway protocol packet of the network device sending the fault information packet, and the statistical information of each network device includes a statistical result on one or more key performance indicators KPIs of the network device; and determining, based on statistical information of the first network device and the statistical information of the another network device, a network device on which a fault occurs in the network. According to the method, the fault information packet flooded by the network device is received, so that information required for fault locating, that is, the KPI of the network device, can be quickly collected. This facilitates a fault locating process and reduces a fault locating time.Type: GrantFiled: June 11, 2019Date of Patent: August 9, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Li Xue, Yuming Xie, Liang Zhang, Jun Wu, Lv Ding
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Patent number: 11405407Abstract: A data packet sending method, a network device, a control device, and a network system includes receiving a first data packet sent by a first device, where a packet header of the first data packet includes a first sequence number marker sequence, a first position marker sequence, a first accumulated value, and a verification value; obtaining a second data packet, where a packet header of the second data packet includes a second sequence number marker sequence, a second position marker sequence, a second accumulated value, and the verification value; and sending the second data packet to a second device.Type: GrantFiled: November 22, 2019Date of Patent: August 2, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qian Xiao, Yuming Xie, Jun Wu, Liang Zhang
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Patent number: 11405294Abstract: A method and an apparatus for determining a status of a network device are provided. A warning analysis device obtains a plurality of pieces of target key performance indicator KPI data of the network device within preset duration, processes the plurality of pieces of target KPI data to generate an element, forms the feature vector by using generated elements corresponding to the plurality of pieces of feature information, and analyzes the feature vector based on a preset warning analysis model, to determine the status of the network device. In this way, the status of the network device is determined by analyzing a plurality of pieces of target KPI data within a period of time, instead of by using only data at a moment. This improves the accuracy of determining the network device, so as to reduce an omission of a warning.Type: GrantFiled: September 21, 2020Date of Patent: August 2, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Yunpeng Gao, Yuming Xie, Xin Xiao, Liang Zhang
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Patent number: 11405103Abstract: Embodiments of this application provide a method and an apparatus for obtaining optical distribution network (ODN) logical topology information, a device, and a storage medium. The method includes: obtaining identification information of each first ONU that is connected to a first passive optical network (PON) port and whose optical path changes and feature data of the first ONU in a first time window, where the feature data includes receive optical power and/or an alarm event; obtaining, based on the feature data of each first ONU, a feature vector corresponding to each first ONU; and performing cluster analysis on the feature vector corresponding to each first ONU, to obtain topology information corresponding to the first PON port. ONU topology information is obtained by analyzing an ONU feature.Type: GrantFiled: February 10, 2021Date of Patent: August 2, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yuming Xie, Jian Li, Xin Xiao, Gang Zheng
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Patent number: 11388336Abstract: The present invention provides a horizontal calibration method and system for a panoramic image or video, and a portable terminal. The method comprises: receiving images or video frames of two circles after being imaged by two cameras having opposite photographing directions; obtaining a horizontal calibration matrix during photographing; and pasting, according to the horizontal calibration matrix, the images or video frames of the two circles to a left hemispherical curved surface and a right hemispherical curved surface of a spherical panoramic mathematical model in a UV mapping manner, respectively so that the panoramic images or video frames pasted in the spherical panoramic mathematical model are horizontal. According to the present invention, when an image or a video frame photographed by a panoramic camera is not horizontal, the panoramic image or the video frame pasted in a spherical panoramic mathematical model is still horizontal.Type: GrantFiled: March 2, 2017Date of Patent: July 12, 2022Assignee: ARASHI VISION INC.Inventors: Yuming Xie, Wenxue Peng
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Publication number: 20220207383Abstract: A network device obtains, at different time, a plurality of event-object connection graphs corresponding to a communications network; determines a plurality of subgraphs based on the plurality of event-object connection graphs; updates an object in each of the plurality of subgraphs to a corresponding object type based on a correspondence between an object and an object type, to obtain a plurality of updated subgraphs; and determines a fault propagation condition based on the plurality of updated subgraphs, where the fault propagation condition is used to indicate a path through which a fault is propagated in the communications network.Type: ApplicationFiled: March 16, 2022Publication date: June 30, 2022Inventors: Xin Xiao, Yuming Xie, Zhongyu Wang, Yunpeng Gao, Kai Ma