Patents by Inventor Xia Zhu
Xia Zhu 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: 20240135570Abstract: A method for improving estimation of leaf area index in an early growth stage of wheat based on red-edge bands of Sentinel-2 satellite images includes the following steps: acquiring field background spectrum and wheat canopy spectrum information by means of Sentinel-2; respectively acquiring a “straw-soil” spectrum and a “wheat-straw-soil” spectrum, and calculating slopes of red-edge areas of the “straw-soil” spectrum and the “wheat-straw-soil” spectrum; calculating a tangent function SATF corrected by a background adjustment coefficient ?; constructing a wheat LAI estimation model based on a spectral variable SATFNIR-RE2; performing preliminary screening on the LAI estimation model using cross validation; and then testing the screened model with independent data.Type: ApplicationFiled: February 6, 2022Publication date: April 25, 2024Applicant: NANJING AGRICULTURAL UNIVERSITYInventors: Xia YAO, Wei LI, Tao CHENG, Yan ZHU, Yongchao TIAN, Weixing CAO, Dong LI, Hengbiao ZHENG, Yu ZHANG, Jifeng MA, Xue WANG, Caili GUO
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Publication number: 20240126936Abstract: A multi-scale aggregation pattern analysis method for a complex traffic network is provided, which belongs to the field of the highway traffic network. Firstly, an adjacency matrix, a position attribute matrix, a distance weight matrix, a road grade matrix, and a time-phased traffic congestion degree matrix of a highway traffic network are calculated; secondly, a weight influence factor of the road network is incorporated based on a PageRank algorithm to determine order of critical nodes; finally, a two-dimensional decision diagram is drawn by two indicators: order of critical nodes and a shortest path distance. A new weighting matrix which accords with the actual situation of the road network is obtained by incorporating a position weight matrix, a distance weight matrix, a road grade weight matrix and a dynamic traffic congestion degree weight matrix based on a similarity matrix of the spectral clustering.Type: ApplicationFiled: January 5, 2023Publication date: April 18, 2024Inventors: Xia Zhu, Yingying Pei, Yongtao Jin, Guohong Li, Yulong Hao, Yuanping Liu, Yuyan Liu, Longfang Duan, Cui Jia, Qiyue Liu, Tao Ma, Shan An, Jia Xi, Zhihong Song
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Patent number: 11952540Abstract: A method and apparatus for hydrocracking mineralized refuse pyrolysis oil. The method may use the following steps: (a) crushing and pyrolyzing mineralized refuse to obtain arene and alkane precursor biomass oil; (b) hydrogenating the arene and alkane precursor biomass oil obtained in step (a), and separating the obtained hydrocrackate to obtain arene and alkane; and (c) purifying, recovering and optimizing the arene and alkane obtained in step (b), and performing deep processing to produce naphtha, jet fuel, light diesel oil, and heavy diesel oil.Type: GrantFiled: June 16, 2020Date of Patent: April 9, 2024Assignee: East China University of Science and TechnologyInventors: Yulong Chang, Hualin Wang, Xia Jiang, Jianping Li, Jingyi Zhu, Pengbo Fu, Wei Yuan
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Patent number: 11938581Abstract: A power device includes a power tool, a mounting plate, a mounting table, a positioning assembly, and a locking assembly. The positioning assembly includes a positioning piece. A positioning space is formed between the positioning piece and the mounting table. An end of the mounting plate is enabled to be inserted into the positioning space so that the mounting plate is pre-positioned. The locking assembly includes a movable piece and a locking piece. The movable piece includes a support position where the mounting plate is supported and an unlocked position where support for the mounting plate is released. The locking piece fixes at least the mounting plate to the mounting table.Type: GrantFiled: November 15, 2021Date of Patent: March 26, 2024Assignee: Nanjing Chervon Industry Co., Ltd.Inventors: Zhifeng Chen, Dianbo Zhu, Bo Zhang, Xia Wang
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Publication number: 20240095501Abstract: A multi-modal adaptive fusion deep clustering model based on an auto-encoder includes an encoder structure, a multi-modal adaptive fusion layer, a decoder structure and a deep embedding clustering layer. The encoder is configured to enable a dataset to be respectively subjected to three types of nonlinear mappings of the auto-encoder, a convolutional auto-encoder and a convolutional variational auto-encoder to obtain potential features, respectively. The multi-modal adaptive feature fusion layer is configured to fuse the potential features into a common subspace in an adaptive spatial feature fusion mode to obtain a fused feature. The decoder is configured to decode the fused feature by using a structure symmetrical to the encoder to obtain a decoded reconstructed dataset. The deep embedding clustering layer is configured to cluster the fused feature Z and obtain a final accuracy ACC by comparing a clustering result with a true label.Type: ApplicationFiled: November 17, 2021Publication date: March 21, 2024Applicant: ZHEJIANG NORMAL UNIVERSITYInventors: Xinzhong ZHU, Huiying XU, Shihao DONG, Xifeng GUO, Xia WANG, Lintong JIN, Jianmin ZHAO
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Patent number: 11912729Abstract: Provided are a boron-silicon heterocyclic compound having a structure represented by formula 1, a display device and a display apparatus. In formula 1, L1 and L2 are each a single bond, C6-C30 arylene, C6-C30 fused arylene, C4-C30 heteroarylene, or C4-C30 fused heteroarylene; D1 and D2 are each a substituted or unsubstituted C6-C60 aryl, a substituted or unsubstituted C4-C60 heteroaryl, a substituted or unsubstituted C10-C60 fused aryl, a substituted or unsubstituted C8-C30 fused heteroaryl, or a substituted or unsubstituted diphenylamino. The compound has a strong inductive effect and can reduce the driving voltage of the device. The silacyclopentadiene having a silicon atom as spiro-atom can effectively improve the solubility of the material, which is beneficial to the cleaning of the vapor deposition mask. In addition, the compound has a higher triplet energy level to effectively transfer energy to the luminous body, and improves the efficiency of the device.Type: GrantFiled: August 26, 2020Date of Patent: February 27, 2024Assignees: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Lei Zhang, Wei Gao, Jinghua Niu, Ying Liu, Dongyang Deng, Yan Lu, Hongyan Zhu, Xia Li
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Publication number: 20240020446Abstract: Systems, apparatuses and methods may provide for technology that determines a vocabulary based on EDA tool terminologies and/or a natural language, queries and recommends, by a plurality of virtual agents, actions based on a design state and the vocabulary, wherein the plurality of agents is to include a tool agent and a designer agent, and executes a set of modifications to the design state in accordance with a collaboration between the plurality of agents. The technology may also convert a first user query from a first format to a second format, wherein the first format is incompatible with a trained AI model of a hardware architecture and the second format is compatible with the trained AI model, generate one or more predictions from the trained AI model based on the converted first user query, and select a subset of recommendations from a set of candidate architectures based on the prediction(s).Type: ApplicationFiled: September 29, 2023Publication date: January 18, 2024Inventors: Siddhartha Nath, Rajeshkumar Sambandam, Uday Mallappa, Somdeb Majumdar, Mariano Phielipp, Xia Zhu, Jianfang Olena Zhu, Francisco Javier Vera Rivera, Miaomiao Ma
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Publication number: 20230418622Abstract: Systems, apparatus, articles of manufacture, and methods to perform cloud-based artificial intelligence overclocking are disclosed that, collect workload information, the workload information representing a workload to be executed by the first compute platform, cause generation of an output from an AI model based on the workload information, the output representing an overclocking frequency value to be used for operation of the first compute platform, and performing overclocking based on the overclocking frequency value.Type: ApplicationFiled: August 31, 2023Publication date: December 28, 2023Inventors: Xia Zhu, Jianfang Zhu, Taeyoung Kim, Daniel J. Ragland, Rodny Rodriguez, Louis Draghi, Matthew Paul Fife, Jason Xili Xie
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Publication number: 20230403395Abstract: The present disclosure provides a data compression method for quantitative remote sensing with an unmanned aerial vehicle. The method performs preprocessing on a multispectral image acquired by an unmanned aerial vehicle, successively performs a three-dimensional convolution and a two-dimensional convolution on the multispectral image by an encoder to obtain deep feature information, performs quantizing and entropy encoding on the deep feature information, optimally distributes a loss and a code rate of the image through end-to-end joint training to obtain an optimal compressed image, and reconstructs the optimal compressed image by using a decoder. Image reconstruction quality and a compression ratio are improved by performing a plurality of convolutions on a multispectral pattern; quantizing and entropy encoding are performed on the convoluted deep feature information, to remove redundancy in a feature image, so as to improve the image reconstruction quality and the compression ratio.Type: ApplicationFiled: July 25, 2023Publication date: December 14, 2023Inventors: Wenhao Zhang, Yongtao Jin, Guohong Li, Xingfa Gu, Xiaomin Tian, Xia Zhu, Mengxu Zhu
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Patent number: 11736411Abstract: A method, a device, and a system for transmitting a multicast packet are provided. The method includes: when a device that is in a source subnet and that is connected to a core network receives a multicast packet of a target multicast group, determining addresses of devices that are in a plurality of destination subnets corresponding to the target multicast group and that are connected to the core network, replicating the multicast packet, to obtain a plurality of multicast packets whose quantity is equal to a quantity of the plurality of destination subnets, separately adding outer encapsulation to each multicast packet, and forwarding the multicast packet to which the outer encapsulation is added, where a destination address in the outer encapsulation is an address of a device that is in each destination subnet and that is connected to the core network.Type: GrantFiled: September 25, 2020Date of Patent: August 22, 2023Assignee: Huawei Technologies Co., Ltd.Inventors: Nu Xia, Jian Chen, Xia Zhu, Jun Zhou, Yihong Huang, Ji Li, Naiwen Wei
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Patent number: 11616656Abstract: A multicast data transmission method includes: determining, by a first BFIR in a first BIER domain, a BIFT-id and a bitstring that correspond to multicast data in a second BIER domain, where the BIFT-id is determined based on at least an SI to which a BFR-id of a first BFER belongs and a BSL supported by the first BFER, and the first BFER is a BFER in the second BFER domain that is used to receive the multicast data; encapsulating the multicast data into a BIER data packet, where a BIER header of the BIER data packet includes the BIFT-id and the bitstring that correspond to the multicast data in the second BIER domain; and finally sending the labeled BIER data packet to a second BFIR, where the label is a label corresponding to a prefix of the second BFIR.Type: GrantFiled: November 5, 2020Date of Patent: March 28, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Nu Xia, Jian Chen, Xia Zhu, Naiwen Wei
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Publication number: 20230090622Abstract: This application discloses a network congestion control method and a network device, and relates to the field of communication technologies, to improve continuity and completion of a packet in a transmission process of a Transmission Control Protocol (TCP) flow. In this application, when pre-congestion (that is, congestion may occur) occurs in a forwarding direction of the TCP flow, a forwarding device reduces a value of a receive window (RWND) field in an acknowledge (ACK) packet, to reduce a sending rate of a transmit end for a packet in the TCP flow or delay sending of a packet by a transmit end. This relieves buffer pressure of the forwarding device, reduces a packet loss, and improves the continuity and the completion of the packet in the transmission process of the TCP flow.Type: ApplicationFiled: November 23, 2022Publication date: March 23, 2023Inventors: Jun Zhou, Nu Xia, Xiaoyang Qu, Luyou He, Xia Zhu
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Patent number: 11245627Abstract: A traffic distribution method and apparatus in a hybrid access network, where the method includes transmitting, by a hybrid access aggregation point (HAAP), probe traffic using a second tunnel after determining that a first tunnel is congested when user traffic is transmitted over the first tunnel, obtaining, by the HAAP, a status of the first tunnel and a status of the second tunnel, determining, by the HAAP according to the status of the first tunnel and the status of the second tunnel, whether the status of the first tunnel and the status of the second tunnel meet an offloading condition, and transmitting, by the HAAP, the user traffic using the first tunnel and the second tunnel after determining that the status of the first tunnel and the status of the second tunnel meet the offloading condition.Type: GrantFiled: November 30, 2018Date of Patent: February 8, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dongxia Zhang, Xia Zhu, Jianghua Luo, Jian Cheng, Mingui Zhang
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Patent number: 11245752Abstract: A first network device may configure a high-availability cluster associated with a network that includes the first network device and a second network device. The first network device may identify a plurality of devices communicatively coupled to the network and determine a set of tasks for the plurality of devices. The first network device may queue the set of tasks in a task queue that is accessible to the second network device. The second network device may perform a first task and the first network device may perform a second task of the set of tasks. The first network device may receive first result information that is associated with a performance of the first task. The first network device may determine a result associated with performing the second task. The first network device may synchronize the first result information and the second result information with the second network device.Type: GrantFiled: June 30, 2020Date of Patent: February 8, 2022Assignee: Juniper Networks, Inc.Inventors: Fei Chen, Weisong Peng, Xia Zhu, Tiejun Zhang, Na Liu
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Patent number: 11240164Abstract: The present disclosure relates to methods and devices for obtaining path information of a data packet. One example method includes receiving, by a network device, a data packet transmitted in a network, and obtaining, by the network device, path information of the data packet from a source end to a destination end, where the path information is a total hop count of routers passed through by the data packet from the source end to the destination end or a latency of the data packet from the source end to the destination end.Type: GrantFiled: January 7, 2019Date of Patent: February 1, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Xingwang Zhou, Feng Li, Jin Li, Xia Zhu, Congjuan Li
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Publication number: 20210352336Abstract: A media stream sending method provides a live media stream for a client that enters a live broadcast room. A proxy server receives, from a first client, a first live broadcast room request message for requesting to enter the live broadcast room; the proxy server determines a role of the first client based on the first live broadcast room request message; and if the role of the first client is a slave user, the proxy server sends a first live media stream cached in the proxy server to the first client, where the first live media stream is a media stream that is sent by a media server to a second client through the proxy server, and a role of the second client is a master user.Type: ApplicationFiled: July 26, 2021Publication date: November 11, 2021Inventors: Naiqiang Qiao, Xia Zhu, Jun Zhou, Qi Bu
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Publication number: 20210344748Abstract: A first network device may configure a high-availability cluster associated with a network that includes the first network device and a second network device. The first network device may identify a plurality of devices communicatively coupled to the network and determine a set of tasks for the plurality of devices. The first network device may queue the set of tasks in a task queue that is accessible to the second network device. The second network device may perform a first task and the first network device may perform a second task of the set of tasks. The first network device may receive first result information that is associated with a performance of the first task. The first network device may determine a result associated with performing the second task. The first network device may synchronize the first result information and the second result information with the second network device.Type: ApplicationFiled: June 30, 2020Publication date: November 4, 2021Inventors: Fei CHEN, Weisong PENG, Xia ZHU, Tiejun ZHANG, Na LIU
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Patent number: 11122116Abstract: A load balancing system, method, and apparatus, where the method includes: receiving, by a load balancing device, a first message from a client that is used to request to establish a first Transmission Control Protocol (TCP) connection; sending the first message to a server; receiving a second message from the client that is used to request to establish a second TCP connection; and determining, based on a token of the server included in the second message, that a destination device of the second message is the server, and sending the second message to the server, in order to establish the second TCP connection between the client and the server.Type: GrantFiled: September 30, 2019Date of Patent: September 14, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jun Zhou, Xia Zhu, Ji Li
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Patent number: 11025531Abstract: A hybrid access gateway receives packets that are sent by a network side device and are destined for a home gateway. When detecting that congestion occurs on a first transmission link and that no congestion occurs on a second transmission link, the hybrid access gateway obtains a first committed information rate (CIR) of the first transmission link and a second CIR of the second transmission link, classifies the packets into a first-type packet and a second-type packet, and transmits the first-type packet using the first transmission link and the second-type packet using the second transmission link. By properly allocating packets transmitted on the second transmission link, the hybrid access gateway can control one-way delays of the first transmission link and the second transmission link, thereby avoiding a packet loss caused by a sequencing buffer overflow.Type: GrantFiled: June 20, 2019Date of Patent: June 1, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jian Cheng, Xia Zhu, Naiqiang Qiao, Liangyu Song, Hongzhang Shang
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Patent number: 10999129Abstract: In the method, a detection agent apparatus receives location information of a monitoring point on a service path that is sent by a detection control apparatus, where the detection agent apparatus is located in the NFV system; the detection agent apparatus obtains fault locating information from the monitoring point based on the location information of the monitoring point, where the fault locating information is information obtained by the monitoring point according to a filter criterion, and the fault locating information includes the location information of the monitoring point; and the detection agent apparatus sends the fault locating information to the detection control apparatus, where the detection control apparatus may determine a faulty monitoring point based on the fault locating information and a service model corresponding to the service path.Type: GrantFiled: June 2, 2019Date of Patent: May 4, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shuaibing Wang, Jiyu Pan, Naiqiang Qiao, Xia Zhu, Jian Cheng, Zuqing Li