Patents by Inventor Yuan Xia
Yuan Xia 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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Publication number: 20230015287Abstract: A vehicle lighting control method includes that a roadside communications device sends a first message to a vehicle. The first message prompts the vehicle to illuminate a first target, and the first target is near a travel path that the vehicle is to pass through. Before passing the first target, the vehicle adjusts the vehicle into a first lighting mode in advance based on the first message to illuminate the first target.Type: ApplicationFiled: September 23, 2022Publication date: January 19, 2023Inventors: Linlin Sui, Mingchao Li, Yuan Xia, Nan Liu
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Publication number: 20220406183Abstract: A vehicle abnormality monitoring method includes starting, by a vehicle, a monitoring device to record a first video when detecting an abnormal event; determining a roadside device in an area where the vehicle is located; and sending, to the roadside device, a monitoring request requesting the roadside device to record a second video of the abnormal event, where the first video and the second video are configured to trace the abnormal event.Type: ApplicationFiled: August 25, 2022Publication date: December 22, 2022Inventors: Yao Chen, Yuan Xia
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Patent number: 11463193Abstract: A modulation and coding scheme (MCS) notifying method is provided. The method includes: learning, by a terminal, a first channel quality indicator (CQI) index according to a first CQI table, and sending the first CQI index to a base station; receiving, by the base station, the first CQI index sent by the terminal device, determining a first MCS index according to the first CQI table, a first MCS table, and the received first CQI index, and sending the determined first MCS index to the terminal device; and receiving, by the terminal, the first MCS index sent by the base station, and determining a modulation order and a code block size according to the first MCS table and the received first MCS index, where the first CQI table includes an entry in which a modulation scheme is higher than 64QAM.Type: GrantFiled: December 4, 2019Date of Patent: October 4, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Liang Xia, Yuan Xia
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Patent number: 11438425Abstract: Embodiments of this application disclose a method and system for identifying an application identifier (APP ID), and a device. The method includes: receiving, by a packet flow description function network element, a query request that carries a signature parameter of a service data flow; determining an APP ID corresponding to a PFD that matches the signature parameter of the service data flow, as an APP ID corresponding to the service data flow; and sending a query response that carries the APP ID corresponding to the service data flow. The method provided in the embodiments of this application is applicable to APP ID identification.Type: GrantFiled: November 20, 2020Date of Patent: September 6, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiang Hu, Yuan Xia
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Patent number: 11399405Abstract: Embodiments provide a method, a device, and system to implement session management on a UPF network element. The method includes: determining, by a network device, that a first logical interface group on a first UPF network element needs to be migrated; determining, by the network device, a second UPF network element for the first logical interface group; sending, by the network device to the second UPF network element, configuration information of the first logical interface group and information about a first IP address segment corresponding to the first logical interface group, to restore the configuration information of the first logical interface group and the information about the first IP address segment on the second UPF network element; and sending, by the network device, a first message used to restore, on the second UPF network element, information about one or more sessions corresponding to the first logical interface group.Type: GrantFiled: September 8, 2020Date of Patent: July 26, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Xiang Hu, Yuan Xia
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Patent number: 11265226Abstract: A service management method and an apparatus thereof are disclosed. The method includes: obtaining, by user equipment, a communication address of a gateway user plane, and establishing a communication link to the gateway user plane by using the communication address; sending a session connection create request message to the gateway user plane by using the communication link; receiving, by using the communication link, a session connection create response message sent by the gateway user plane; and when the authentication result is that the authentication succeeds, performing service management based on service policy information that is sent by the gateway user plane by using the communication link. According to the embodiments of the present disclosure, a participation level of the user equipment can be increased, and a service management capability of the user equipment can be improved.Type: GrantFiled: August 27, 2019Date of Patent: March 1, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiang Hu, Yuan Xia, Quan Zhu
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Publication number: 20220045817Abstract: Method and device for notifying reference signal configuration information are disclosed. Channel state information-reference signal (CSI-RS) configuration information is coded to obtain one or more CSI-RS configuration codes. The CSI-RS configuration codes are sent to a terminal device. The terminal device determines, based on CSI-RS configuration codes, CSI-RS configuration information such as a quantity of antenna ports for transmitting a CSI-RS, a CSI-RS pattern, a CSI-RS period and an offset corresponding to the CSI-RS period.Type: ApplicationFiled: October 20, 2021Publication date: February 10, 2022Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: David Mazzarese, Yuan Xia, Liang Xia
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Publication number: 20210407642Abstract: A drug recommendation method and device, an electronic apparatus, and a storage medium are provided, which are related to the fields of artificial intelligence deep learning technology, intelligent recommendation, and knowledge graph. The specific implementation includes: acquiring related information of a target object; and determining drug recommendation information for the target object based on the related information of the target object and a first model, where the drug recommendation information contains information of at least one drug, where the first model is a model obtained by performing iterative processing on output information of a second model, and the second model is used for evaluating drug recommendation information output by the first model during the iterative processing, to obtain an evaluation result of the drug recommendation information.Type: ApplicationFiled: December 1, 2020Publication date: December 30, 2021Applicant: Beijing Baidu Netcom Science and Technology Co., Ltd.Inventors: Yuan Xia, Zhenhui Shi, Chao Lu, Haifeng Huang
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Patent number: 11177918Abstract: Method and device for notifying reference signal configuration information are disclosed. Channel state information-reference signal (CSI-RS) configuration information is coded, to obtain one or more CSI-RS configuration codes. The CSI-RS configuration codes are sent to a terminal device. The terminal device determines, based on CSI-RS configuration codes, CSI-RS configuration information such as a quantity of antenna ports for transmitting a CSI-RS, a CSI-RS pattern, a CSI-RS period and an offset corresponding to the CSI-RS period.Type: GrantFiled: March 24, 2020Date of Patent: November 16, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: David Mazzarese, Yuan Xia, Liang Xia
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Publication number: 20210352457Abstract: A method and an apparatus for communication between user equipment (UEs) is disclosed. The method comprises: receiving a data packet from a first UE, the data packet including data and an IP address of a second UE; obtaining a context record for the second UE, the context record including the IP address of the second UE and an identifier of a second user plane; sending the data packet to the second user plane according to the identifier of the second user plane in order to enable the second user plane to send the data packet to the second UE.Type: ApplicationFiled: July 22, 2021Publication date: November 11, 2021Inventors: Han Zhou, Yuan Xia, Qi Yao
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Patent number: 11115801Abstract: Embodiments of this application disclose an offloading method and a related device in a roaming scenario, to prevent traffic of a subscribed service of a roaming subscriber from looping back to a home location, thereby reducing inter-network traffic consumption. The method in this embodiment of this application includes: receiving, by a visited core network control plane V-CP, a first message from a home core network control plane H-CP, where the first message includes a local breakout LBO policy based on a subscribed service, and the subscribed service is a service on which local breakout needs to be performed and that is of a user; and sending, by the V-CP, the LBO policy to a visited core network user plane V-UP, so that the LBO policy is installed on the V-UP to implement local breakout processing for the subscribed service.Type: GrantFiled: February 28, 2020Date of Patent: September 7, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiang Hu, Yuan Xia, Han Zhou, Quan Zhu
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Publication number: 20210256044Abstract: Embodiments of the present disclosure provide a method and apparatus for processing consultation information. A specific implementation of the method includes: pushing, in response to receiving consultation information of a first user, a questionnaire corresponding to the consultation information to the first user; acquiring a questionnaire result corresponding to the questionnaire and submitted by the first user; inputting the questionnaire result into a preset consultation model, to obtain a first consultation result; pushing the questionnaire result and the first consultation result to a second user; and in response to receiving a second consultation result provided by the second user based on the questionnaire result and the first consultation result, pushing the second consultation result to the first user.Type: ApplicationFiled: April 30, 2021Publication date: August 19, 2021Inventors: Dongwei ZHU, Haifeng HUANG, Chao LU, Jialin WU, Yuan XIA, Xueying SHI, Xiaoqin LI, Xiaoming HU
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Patent number: 11093857Abstract: A method and apparatus for generating information. A specific embodiment of the method includes: acquiring a set of geographic information point sequences and a set of identifiers comprising an identifier of each geographic information point sequence in the set of the geographic information point sequences; for the each geographic information point sequence in the set of the geographic information point sequences, clustering geographic information points in the each geographic information point sequence and generating an element sequence corresponding to the each geographic information point sequence; learning, by utilizing a machine learning method based on the set of identifiers and the generated element sequences, to obtain a matrix for the identifiers in the set of identifiers; and generating, for each identifier in the set of identifiers, based on the identifier and the matrix, information of a user to which the geographic information point sequence indicated by the identifier belongs.Type: GrantFiled: September 28, 2017Date of Patent: August 17, 2021Assignee: Baidu Online Network Technology (Beijing) Co., Ltd.Inventors: Jingbo Zhou, Mengwen Xu, Yuan Xia, Haishan Wu
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Publication number: 20210250844Abstract: Embodiments of this application disclose a routing management method, used to advertise an address segment routing policy. The method in the embodiments of this application includes: A control plane function assigns an internet protocol IP address to user equipment. The control plane function determines an IP address segment, where the IP address belongs to the IP address segment. The control plane function sends information used to identify the IP address segment to a user plane function, where the IP address segment is used to advertise a routing policy.Type: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Xiang HU, Yuan XIA, Wenqi CUI
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Patent number: 11076275Abstract: A method and an apparatus for communication between user equipment (UEs) is disclosed. The method comprises: receiving a data packet from a first UE, the data packet including data and an IP address of a second UE; obtaining a context record for the second UE, the context record including the IP address of the second UE and an identifier of a second user plane; sending the data packet to the second user plane according to the identifier of the second user plane in order to enable the second user plane to send the data packet to the second UE.Type: GrantFiled: June 4, 2019Date of Patent: July 27, 2021Assignee: Huawei Technologies Co., Ltd.Inventors: Han Zhou, Yuan Xia, Qi Yao
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Publication number: 20210075868Abstract: Embodiments of this application disclose a method and system for identifying an application identifier (APP ID), and a device. The method includes: receiving, by a packet flow description function network element, a query request that carries a signature parameter of a service data flow; determining an APP ID corresponding to a PFD that matches the signature parameter of the service data flow, as an APP ID corresponding to the service data flow; and sending a query response that carries the APP ID corresponding to the service data flow. The method provided in the embodiments of this application is applicable to APP ID identification.Type: ApplicationFiled: November 20, 2020Publication date: March 11, 2021Inventors: Xiang HU, Yuan XIA
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Patent number: 10891663Abstract: Information associated with a content provider within an online system can be acquired. The information can include data about interactions performed by the content provider. A machine learning model can be applied to the information. A metric indicating a predicted likelihood that the content provider will perform an action related to a content item when the content provider is presented with a coupon for the content item can be determined. It can be determined that the metric satisfies specified threshold criteria. An opportunity to present the coupon to the content provider can be detected. The coupon and a communication can be provided to the content provider at the opportunity. The communication can encourage the content provider to perform the action related to the content item. An instruction to execute the action can be acquired from the content provider. The content item can be provided to users of the online system.Type: GrantFiled: June 30, 2017Date of Patent: January 12, 2021Assignee: Facebook, Inc.Inventors: Ryan Joseph Moniz, Yizhaq Ezra, Catherine Corinne Dennig, Yuan Xia
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Publication number: 20200404733Abstract: Embodiments provide a method, a device, and a system; to implement session management on a UPF network element. The method includes: determining, by a network device, that a first logical interface group on a first UPF network element needs to be migrated; determining, by the network device, a second UPF network element for the first logical interface group; sending, by the network device to the second UPF network element, configuration information of the first logical interface group and information about a first IP address segment corresponding to the first logical interface group, to restore the configuration information of the first logical interface group and the information about the first IP address segment on the second UPF network element; and sending, by the network device, a first message used to restore, on the second UPF network element, information about one or more sessions corresponding to the first logical interface group.Type: ApplicationFiled: September 8, 2020Publication date: December 24, 2020Inventors: Xiang HU, Yuan XIA
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Patent number: 10863367Abstract: A reference signal sequence configuration method includes: selecting, by a network device and from candidate IDs, an ID used for generating a reference signal initialization sequence for a terminal, where the candidate IDs include at least two IDs, and the selected ID does not include a scrambling ID; and generating a reference signal initialization sequence for the terminal according to the selected ID. An implementation manner of the present invention further provides a network device. In the reference signal sequence configuration method and the network device, a reference signal initialization sequence is generated according to the selected ID, thereby providing a manner of generating a reference signal initialization sequence different from the manner in the prior art.Type: GrantFiled: November 20, 2018Date of Patent: December 8, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Kunpeng Liu, Liang Xia, Yuan Xia
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Patent number: 10805814Abstract: The present invention provides a signal measurement method and apparatus, where the method includes: receiving, by user equipment UE, a measurement configuration message sent by a base station, where the measurement configuration message is used to indicate a reference signal type; performing, by the UE according to the reference signal type indicated by the measurement configuration message, signal quality measurement on a cell to obtain a measurement result; and sending, by the UE, the measurement result to the base station. The method provided in embodiments of the present invention is used to resolve a technical problem in the prior art that normal communication of UE cannot be ensured because RSRP and/or RSRQ of neighboring cells cannot be measured based on an existing reference signal when the neighboring cells use different carrier types.Type: GrantFiled: February 19, 2016Date of Patent: October 13, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Xingwei Zhang, Chao Li, Qiang Li, Yuan Xia