Patents by Inventor Peng Zeng
Peng Zeng 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: 20250086005Abstract: A digital twin-based edge-end collaborative scheduling method for heterogeneous tasks and resources includes the following steps: establishing an edge wireless network based on digital twin; constructing an edge-end collaborative scheduling problem prototype of the heterogeneous tasks and resources; performing problem conversion based on a multi-agent Markov decision process; constructing an Actor-Critic neural network model based on multi-agent deep reinforcement learning; performing offline centralized training of the neural network model by digital twin; performing online distributed execution of task offloading and computation and communication resource allocation by end devices to collaboratively process the heterogeneous tasks.Type: ApplicationFiled: July 5, 2023Publication date: March 13, 2025Inventors: Chi XU, Haibin YU, Xi JIN, Changqing XIA, Dong LI, Peng ZENG
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Patent number: 12157385Abstract: A charging state analysis method of an electric vehicle based on electrical characteristic sequence analysis is provided. The method includes following steps: step S1, obtaining voltage sampling data and current sampling data of the electric vehicle during charging; step S2, setting a time interval, so as to divide the voltage sample data and the current sampling data obtained in step S1 into multiple data sets; step S3, calculating an electrical characteristic vector of each time interval; step S4. adding the calculation results of Step S3 to a temperature sensing value T, and generate an electrical characteristic sequence of whole charging cycle; step S5, inputting the electrical characteristic sequence of the electric vehicle into a trained TRNN in sequence to obtain corresponding results; if the result is 1, it is normal; if the result is 0, it is abnormal.Type: GrantFiled: January 19, 2021Date of Patent: December 3, 2024Assignee: Guizhou Power Grid Company LimitedInventors: Bin Liu, Zhukui Tan, Qiuyan Zhang, Saiqiu Tang, Xia Yan, Rong Chen, Yu Shen, Hai Zhou, Peng Zeng, Canhua Wang, Chenghui Lin, Mian Wang, Jipu Gao, Meimei Xu, Zhaoting Ren, Cheng Yang, Dunhui Chen, Houyi Zhang, Xinzhuo Li, Qihui Feng, Yutao Xu, Li Zhang, Bowen Li, Jianyang Zhu, Junjie Zhang
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Patent number: 12104205Abstract: Provided are a PCR primer pair and an application thereof. The PCR primer pair comprises a first primer and a second primer, wherein the first primer comprises a first specific sequence, a first random sequence, and a first universal sequence, the first specific sequence is located at the 3? end of the first primer, the first random sequence is located at the 5? end of the first primer, and the first universal sequence is located between the first specific sequence and the first random sequence; the second primer comprises a second specific sequence, a second random sequence, and a second universal sequence, the second specific sequence is located at the 3? end of the second primer, the second random sequence is located at the 5? end of the second primer, and the second universal sequence is located between the second specific sequence and the second random sequence, wherein the first random sequence and the second random sequence are inversely complementary.Type: GrantFiled: June 20, 2017Date of Patent: October 1, 2024Inventors: Lin Yang, Haojun Jiang, Peng Zeng, Xuehan Zhuang, Ya Gao, Yanyan Zhang, Hui Jiang, Jing Guo, Fang Chen, Xun Xu
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Patent number: 12035380Abstract: An industrial 5G dynamic multi-priority multi-access method based on deep reinforcement learning includes the following steps: establishing an industrial 5G network model; establishing a dynamic multi-priority multi-channel access neural network model based on deep reinforcement learning; collecting state, action and reward information of multiple time slots of all industrial 5G terminals in the industrial 5G network as training data; training the neural network model by using the collected data until the packet loss ratio and end-to-end latency meet industrial communication requirements; collecting the state information of all the industrial 5G terminals in the industrial 5G network at the current time slot as the input of the neural network model; conducting multi-priority channel allocation; and conducting multi-access by the industrial 5G terminals according to a channel allocation result.Type: GrantFiled: December 25, 2020Date of Patent: July 9, 2024Assignee: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Haibin Yu, Xiaoyu Liu, Chi Xu, Peng Zeng, Xi Jin, Changqing Xia
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Publication number: 20240182711Abstract: A multilayer polymer sheet and a dental appliance are provided. The multilayer polymer sheet includes an A-layer polymer and a B-layer polymer. The A-layer polymer is polyamide (PA), including the following groups: (1) 36 mol % to 40 mol % of 4,4-methylenebis(2-methylcyclohexylamine); (2) 36 mol % to 40 mol % of an aromatic dicarboxylic acid, which is 1,3-benzenedicarboxylic acid (IPA) and/or 1,4-benzenedicarboxylic acid (TPA); and (3) 20 mol % to 28 mol % of an alicyclic or aliphatic amino acid or lactam. The B-layer polymer is located between two layers of the A-layer polymer. The B-layer polymer is at least one selected from the group consisting of a thermoplastic polyurethane (TPU), an ethylene-vinyl acetate (EVA) copolymer, and a copolyester.Type: ApplicationFiled: March 31, 2022Publication date: June 6, 2024Applicant: SHANGHAI COHERZ TECHNOLOGY CO., LTD.Inventor: Peng ZENG
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Publication number: 20240182541Abstract: Provided are antibody prodrugs that include an immunoglobulin superfamily constant region, such as CH3, or variant coupled to one or more chains of the antibody, optionally through a cleavable linker. It is discovered that the constant domain and variants serve as effective and safe masking moieties that inhibit the activity of the antibody. Once removed from the antibody, such as by a corresponding enzyme at a target treatment tissue, the antibody prodrug releases the active antibody. In tissues where no such enzyme is present, the antibody prodrug stays inactive, avoiding adverse effects in such tissues.Type: ApplicationFiled: February 20, 2024Publication date: June 6, 2024Inventors: Lei FANG, Hao SHEN, Peng ZENG
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Patent number: 11929090Abstract: A method for matching audio clips includes: obtaining a first feature sequence corresponding to a first audio clip and a second feature sequence corresponding to a second audio clip; constructing a distance matrix, elements in the distance matrix representing respective distances between first positions in the first feature sequence and second positions in the second feature sequence; calculating a first accumulation distance between a start position and a target position in the distance matrix, and calculating a second accumulation distance between an end position and the target position in the distance matrix; and calculating a minimum distance between the first feature sequence and the second feature sequence based on the first accumulation distance and the second accumulation distance, and determining a degree of matching between the first audio clip and the second audio clip according to the minimum distance.Type: GrantFiled: June 2, 2021Date of Patent: March 12, 2024Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Fang Chao Lin, Wei Biao Yun, Peng Zeng
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Patent number: 11898182Abstract: Methods for synthesizing and using R-hydroxynitrile lyase derived from mango. Specifically, a variety of mutant cyanohydrin lyases were obtained by mutating a wild-type hydroxynitrile lyase gene, adding an enzyme cleavage site thereto, preparing a recombinant plasmid by inserting the mutated wild-type hydroxynitrile lyase gene into a vector, introducing the recombinant plasmid into a strain of bacteria, and secreting and expressing the R-hydroxynitrile lyase in the strain. The method Is safe, simple and easy to operate.Type: GrantFiled: July 27, 2022Date of Patent: February 13, 2024Assignee: JIANGXI KEYUAN BIOPHARM CO., LTD.Inventors: Jinhui Cao, Kuang Zong, Hailiang Yu, Peng Zeng, Jianming Liu, Wenhuan Chen
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Publication number: 20230241993Abstract: The invention discloses a charging state analysis method of a electric vehicle based on electrical characteristic sequence analysis. The method includes following steps: step S1, obtaining voltage sampling data and current sampling data of the electric vehicle during charging; step S2, setting a time interval, so as to divide the voltage sample data and the current sampling data obtained in step S1 into multiple data sets; step S3, calculating an electrical characteristic vector of each time interval; step S4. adding the calculation results of Step S3 to a temperature sensing value T, and generate an electrical characteristic sequence of whole charging cycle; step S5, inputting the electrical characteristic sequence of the electric vehicle into a trained Time Recurrent Neural Network (TRNN) in sequence to obtain corresponding results; if the result is 1, it means normal; if the result is 0, it means abnormal.Type: ApplicationFiled: January 19, 2021Publication date: August 3, 2023Applicant: Guizhou Power Grid Company LimitedInventors: Bin LIU, Zhukui TAN, Qiuyan ZHANG, Saiqiu TANG, Xia YAN, Rong CHEN, Yu SHEN, Hai ZHOU, Peng ZENG, Canhua WANG, Chenghui LIN, Mian WANG, Jipu GAO, Meimei XU, Zhaoting REN, Cheng YANG, Dunhui CHEN, Houyi ZHANG, Xinzhuo LI, Qihui FENG, Yutao XU, Li ZHANG, Bowen LI, Jianyang ZHU, Junjie ZHANG
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Publication number: 20230072514Abstract: A method for preparation of and use of R-hydroxynitrile lyase derived from mango. Specifically, a variety of mutant cyanohydrin lyases were obtained by constructing random mutation and site-saturation mutagenesis libraries and high-throughput screening, and the method was safe, simple and easy to operate.Type: ApplicationFiled: July 27, 2022Publication date: March 9, 2023Inventors: Jinhui Cao, Kuang Zong, Hailiang Yu, Peng Zeng, Jianming Liu, Wenhuan Chen
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Publication number: 20220368128Abstract: A non-intrusive load identification method based on the Power Fingerprint characteristics of the load is provided. The method includes: S1, collecting Power Fingerprint characteristic data of several loads of the same type; S2, after preprocessing Power Fingerprint characteristic data of load, establishing convolution neural network based on attention mechanism to learn load characteristics; S3, using sliding time window algorithm to realize load switching event detection, In order to extract the change of electrical data of user bus before and after the switching event, the non-intrusive load identification problem is converted into the single load identification problem; S4, the load identification is realized, and the extracted electrical information features of single load are identified using the trained model.Type: ApplicationFiled: July 26, 2022Publication date: November 17, 2022Inventors: Zhukui TAN, Bin LIU, Qiuyan ZHANG, Xia YAN, Chenghui LIN, Canhua WANG, Changbao XU, Hai ZHOU, Peng ZENG, Zhaoting REN, Saiqiu TANG, Cheng YANG, Xiujing WANG, Yutao XU, Jiaxiang OU, Houpeng HU, Jipu GAO, Yu WANG, Mian WANG
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Patent number: 11456950Abstract: The present invention discloses a data forwarding unit based on a Handle identifier, comprising a dynamic configuration module, a Handle identifier data identification module and a matching-forwarding module. The system of the present invention is applied to network devices such as switches and routers, and supports dynamic configuration of data packet analysis, matching and forwarding rules through data interaction with network systems such as SDN managers, so that the network devices can identify data packets based on the Handle identifier and perform the specified operation on the designated data packets with the Handle identifier according to the rules of dynamic configuration.Type: GrantFiled: December 19, 2019Date of Patent: September 27, 2022Assignee: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Haibin Yu, Peng Zeng, Dong Li, Zhibo Li, Jindi Liu, Xueting Yu, Ming Yang
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Publication number: 20220217792Abstract: An industrial 5G dynamic multi-priority multi-access method based on deep reinforcement learning includes the following steps: establishing an industrial 5G network model; establishing a dynamic multi-priority multi-channel access neural network model based on deep reinforcement learning; collecting state, action and reward information of multiple time slots of all industrial 5G terminals in the industrial 5G network as training data; training the neural network model by using the collected data until the packet loss ratio and end-to-end latency meet industrial communication requirements; collecting the state information of all the industrial 5G terminals in the industrial 5G network at the current time slot as the input of the neural network model; conducting multi-priority channel allocation; and conducting multi-access by the industrial 5G terminals according to a channel allocation result.Type: ApplicationFiled: December 25, 2020Publication date: July 7, 2022Inventors: Haibin YU, Xiaoyu LIU, Chi XU, Peng ZENG, Xi JIN, Changqing XIA
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Patent number: 11242520Abstract: Provided is a method for isolating exosomal DNA, the method comprising: (i) providing a sample, wherein the sample comprises a blood sample from peripheral blood of a pregnant woman; and (ii) subjecting the sample to isolating, thus obtaining the exosomal DNA. Also provided are a method for detecting a blood sample, a method for constructing a sequencing library on a blood sample, a method for high-throughput sequencing an exosomal DNA sequencing library, a method for non-invasive prenatal gene detection, a device for non-invasive prenatal gene detection, and a kit for detecting a blood sample and use thereof.Type: GrantFiled: July 23, 2019Date of Patent: February 8, 2022Assignees: BGI SHENZHEN, MGI TECH CO., LTD.Inventors: Ya Gao, Sen Lu, Jia Zhao, Peng Zeng, Fang Chen, Hui Jiang
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Patent number: 11237676Abstract: A touch substrate, a touch display panel, a touch display device, and a touch driving method are provided. The touch substrate includes: a base substrate, on which a touch electrode pattern is formed. The touch electrode pattern includes at least one electrode group, and each electrode group includes a driving electrode and a sensing electrode which are arranged in a row along a first direction of the base substrate and insulated from each other. In each electrode group, the driving electrode has a plurality of driving electrode portions coupled to each other, and the sensing electrode has a plurality of sensing electrode blocks. Each driving electrode portion is respectively between two adjacent sensing electrode blocks; and the sensing electrode block has a plurality of sensing electrode regions with different areas.Type: GrantFiled: March 22, 2019Date of Patent: February 1, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Min He, Jing Wang, Xiaodong Xie, Xinxiu Zhang, Yaying Li, Peng Zeng
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Publication number: 20210367753Abstract: The present invention relates to a trusted measurement and control network authentication method based on double cryptographic values and chaotic encryption. The specific method comprises realizing identity authentication and key negotiation processes through double cryptographic values and chaotic public key ciphers and realizing secure transmission and verification of user identity credentials on the basis of building a trust chain through trusted computation for realizing a secure and trusted operating environment, thereby building a secure and trusted data transmission channel. The identity authentication method in the present invention comprises multiple links such as secure generation of user identity identifiers, read protection encapsulation, secure transmission and key negotiation. Each link adopts a unique and confidential cryptographic function for secure data generation, thereby ensuring the security of the authentication device access in an industrial measurement and control network.Type: ApplicationFiled: February 21, 2019Publication date: November 25, 2021Applicant: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Wenli SHANG, Peng ZENG, Long YIN, Chunyu CHEN, Jianming ZHAO, Xianda LIU, Guoyu TONG
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Patent number: 11132468Abstract: The present invention relates to a security processing unit of PLC and a bus arbitration method thereof, to provide PLC with an active defense means to build a PLC hardware and software security layer. On a hardware security layer, a part of hardware processing mechanism is added to support trusted measurement, encryption algorithms and signature algorithms, and a virtual isolation technology is used; and on a software security layer, transparent encryption and decryption, integrity verification, backup recovery and virtual isolation security mechanism are provided. The security processing aspect is improved to achieve the purpose of security and reliability. The present invention can correctly establish a trusted environment of PLC to ensure that PLC is guided by a strictly verified path. A new star type trusted structure is designed to reduce loss during information transmission and increase information transmission efficiency.Type: GrantFiled: June 7, 2018Date of Patent: September 28, 2021Assignee: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Haibin Yu, Peng Zeng, Xianda Liu, Jianming Zhao, Tianyu Wang, Bowen Zhang
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Patent number: 11134064Abstract: The present invention relates to a network guard unit for an industrial embedded system and a guard method. The specific method is to form the network guard unit (NGU) through security technologies, such as integrated access control, identity authentication and communication data encryption, to provide active guard for a site control device. The NGU comprises an access control module, an identity authentication module, a data encryption module, a key negotiation module and a PCIE communication module, and supports the communication modes of dual network cards and PCIE bus. The present invention builds a secure and trusted operating environment for industrial control systems in combination with an active guard technical means in the field of information security on the basis of ensuring the correctness and the feasibility of security of various terminal devices in the industrial control systems.Type: GrantFiled: June 7, 2018Date of Patent: September 28, 2021Assignee: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Xianda Liu, Tianyu Wang, Jianming Zhao, Bowen Zhang, Peng Zeng, Haibin Yu
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Publication number: 20210287696Abstract: A method for matching audio clips includes: obtaining a first feature sequence corresponding to a first audio clip and a second feature sequence corresponding to a second audio clip; constructing a distance matrix, elements in the distance matrix representing respective distances between first positions in the first feature sequence and second positions in the second feature sequence; calculating a first accumulation distance between a start position and a target position in the distance matrix, and calculating a second accumulation distance between an end position and the target position in the distance matrix; and calculating a minimum distance between the first feature sequence and the second feature sequence based on the first accumulation distance and the second accumulation distance, and determining a degree of matching between the first audio clip and the second audio clip according to the minimum distance.Type: ApplicationFiled: June 2, 2021Publication date: September 16, 2021Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Fang Chao LIN, Wei Biao Yun, Peng ZENG
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Patent number: 11102226Abstract: The present invention relates to a dynamic security method and system based on multi-fusion linkage response. In the method, a site control device conducts active response and passive response through identity authentication and key management to give an alarm for abnormal behaviors. The system comprises an access authentication active response module, an access control active response module, an access control passive response module, an abnormal pretending passive response module, a key vulnerability passive response module and an abnormal state passive response mechanism module. On the basis of ensuring validity and feasibility for the security of a terminal device, the present invention can build a secure and trusted industrial control system operating environment.Type: GrantFiled: May 7, 2018Date of Patent: August 24, 2021Assignee: SHENYANG INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCESInventors: Haibin Yu, Peng Zeng, Jianming Zhao, Xianda Liu, Chunyu Chen, Tianyu Wang