Patents by Inventor Dong Cheng
Dong Cheng 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: 12373737Abstract: The present application provides a model gradient update method and device, for use in improving the accuracy of model training. A central server repeatedly executes a gradient update process until a stop condition is satisfied. One gradient update process comprises: receiving first gradients respectively sent by multiple nodes, the first gradients being obtained by each node using sample data to train a model to be trained of the node one or more times; obtaining a second gradient one the basis of the multiple first gradients and the probability of each node in the present gradient update process, the probability of each node in the present gradient update process being determined by an Actor-Critic network one the basis of the probability of each node in the last gradient update process; and sending the second gradient to the multiple nodes, respectively.Type: GrantFiled: August 15, 2022Date of Patent: July 29, 2025Assignee: CHINA UNIONPAY CO., LTD.Inventors: Dong Cheng, Xin Cheng, Yongkai Zhou, Pengfei Gao, Tiecheng Jiang
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Patent number: 12330520Abstract: This application provides an off-board charger, a charging system, and a charging station. The off-board charger includes a power conversion circuit, a power supply port, a conversion adapter, and a controller. The conversion adapter includes a connection port and an alternating current output port. The controller controls, when the conversion adapter is connected to the power supply port, the power supply port to connect to an alternating current power grid, the power supply port to connect to the connection port, and the alternating current output port to connect to a charging port of a powered device; or controls, when the conversion adapter is disconnected from the power supply port, the power conversion circuit to connect to an alternating current power grid, and the power supply port to connect to the charging port of the powered device.Type: GrantFiled: August 18, 2023Date of Patent: June 17, 2025Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dong Cheng, Mengxiong Liao
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Publication number: 20240378507Abstract: The present application provides a model gradient update method and device, for use in improving the accuracy of model training. A central server repeatedly executes a gradient update process until a stop condition is satisfied. One gradient update process comprises: receiving first gradients respectively sent by multiple nodes, the first gradients being obtained by each node using sample data to train a model to be trained of the node one or more times; obtaining a second gradient one the basis of the multiple first gradients and the probability of each node in the present gradient update process, the probability of each node in the present gradient update process being determined by an Actor-Critic network one the basis of the probability of each node in the last gradient update process; and sending the second gradient to the multiple nodes, respectively.Type: ApplicationFiled: August 15, 2022Publication date: November 14, 2024Applicant: CHINA UNIONPAY CO., LTD.Inventors: Dong CHENG, Xin CHENG, Yongkai ZHOU, Pengfei GAO, Tiecheng JIANG
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Publication number: 20240323023Abstract: A method for sample alignment is applied to a first participant system, where a first trusted execution environment is deployed at the first participant system. The method includes, in the first trusted execution environment, obtaining at least one first sample identifier of the first participant system; through the first trusted execution environment, obtaining at least one second sample identifier of the second participant system from the second trusted execution environment, where the second trusted execution environment is deployed at the second participant system; in the first trusted execution environment, determining the first initial intersection of the at least one first sample identifier and the at least one second sample identifier and performing the shuffle processing on all first target sample identifiers in the first initial intersection to obtain the first target intersection; and based on the first target intersection, determining the first sample alignment result.Type: ApplicationFiled: July 20, 2022Publication date: September 26, 2024Inventors: Yongkai ZHOU, Yanming YANG, Hongbao LIU, Jianbin ZHENG, Yang YANG, Zhenyao QIU, Chen OUYANG, Ling JIN, Pengfei GAO, Dong CHENG, Fen ZOU, Hang YUAN, Qi WANG
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Publication number: 20240059165Abstract: This application provides an off-board charger, a charging system, and a charging station. The off-board charger includes a power conversion circuit, a power supply port, a conversion adapter, and a controller. The conversion adapter includes a connection port and an alternating current output port. The controller controls, when the conversion adapter is connected to the power supply port, the power supply port to connect to an alternating current power grid, the power supply port to connect to the connection port, and the alternating current output port to connect to a charging port of a powered device; or controls, when the conversion adapter is disconnected from the power supply port, the power conversion circuit to connect to an alternating current power grid, and the power supply port to connect to the charging port of the powered device.Type: ApplicationFiled: August 18, 2023Publication date: February 22, 2024Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Dong Cheng, Mengxiong Liao
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Publication number: 20230197964Abstract: The present invention relates generally to the field of electrical energy storage in the lithium storage batteries of Li-ion type. More specifically, the invention relates to a binder for Li-ion battery positive electrode, to a method of preparation of said electrode and to its use in a Li-ion battery. Another subject matter of the invention is the Li-ion batteries manufactured by incorporating this electrode material.Type: ApplicationFiled: May 24, 2021Publication date: June 22, 2023Inventor: Dong CHENG
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Patent number: 10417023Abstract: A GPU simulation method. An instruction sequence of a client GPU is intercepted in a kernel state simulator based on system virtualization and GPU using principle, and a mechanism is selected according to user configuration to accomplish simulation of the client GPU. In first mechanism, instruction translation is accomplished on low-level semantics based on a binary translation technology, and instructions are executed on a host GPU; in second mechanism, instruction conversion is accomplished using an existing GPU software stack, and instructions are executed on host GPU. The method provides an efficient simulated GPU for a virtual machine based on a host machine physical GPU, and solves the problem of slow GPU simulation. Based on a system virtualization technology and by virtue of a convenient condition provided by an existing GPU software stack, the GPU simulation speed is improved, and the implementation difficulty and complexity of the method are effectively controlled.Type: GrantFiled: October 31, 2016Date of Patent: September 17, 2019Assignee: MASSCLOUDS INNOVATION RESEARCH INSTITUTE (BEIJING) OF INFORMATION TECHNOLOGYInventors: Lei Shi, Hui Zhang, Dong Cheng, Wenqiang Niu
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Patent number: 10079459Abstract: A shelving system having a detached power supply apparatus includes at least a hollow vertical shelf rail, at least a bus bar inserted into the vertical shelf rail, and at least a detached power supply apparatus inserted in the vertical shelf rail and electrically connected to the bus bar. Each of the vertical shelf rails includes at least a punched hole, and two locating protrudes. Each of the bus bar includes a slot, and two current conductors. The slot includes a carrier surface, and a track abutting surface. Each of the detached power supply apparatus passes through the punched hole and is inserted between the carrier surface and the track abutting surface. Each of the detached power supply apparatus includes two push-in resilient ball head plungers, a receiving surface, an abutting surface, and two reeds. The abutting surface is engaging with the track abutting surface.Type: GrantFiled: June 22, 2017Date of Patent: September 18, 2018Assignee: Self Electronics Co., Ltd.Inventors: Dong Cheng, Jiangguo Dong
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Publication number: 20180011797Abstract: A memory sharing method of virtual machines through the combination of KSM and pass-through, including: a virtual machine manager judging whether operating systems of guests use IOMMU, if not, not participating in shared mapping of a KSM technology; if yes, judging memory pages of each guest to confirm whether the pages are mapping pages, if yes, remain the mapping pages into a host; and if not, on the premise of keeping the properties of Pass-through, using the KSM technology for all non-mapping pages to merge the memory pages with same contents among various virtual machines and perform write protection processing simultaneously. The guest memory pages are divided into those special for DMA and those for non-DMA purpose, then the KSM technology is only selectively applied to the non-DMA pages, and on the premise of keeping the properties of Pass-through, the object of saving memory resources is achieved simultaneously.Type: ApplicationFiled: September 2, 2016Publication date: January 11, 2018Applicant: MASSCLOUDS INNOVATION RESEARCH INSTITUTE (BEIJING) OF INFORMATION TECHNOLOGYInventors: Lei SHI, Hui ZHANG, Dong CHENG, Wenqiang NIU
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Publication number: 20170373449Abstract: A shelving system having a detached power supply apparatus includes at least a hollow vertical shelf rail, at least a bus bar inserted into the vertical shelf rail, and at least a detached power supply apparatus inserted in the vertical shelf rail and electrically connected to the bus bar. Each of the vertical shelf rails includes at least a punched hole, and two locating protrudes. Each of the bus bar includes a slot, and two current conductors. The slot includes a carrier surface, and a track abutting surface. Each of the detached power supply apparatus passes through the punched hole and is inserted between the carrier surface and the track abutting surface. Each of the detached power supply apparatus includes two push-in resilient ball head plungers, a receiving surface, an abutting surface, and two reeds. The abutting surface is engaging with the track abutting surface.Type: ApplicationFiled: June 22, 2017Publication date: December 28, 2017Inventors: Dong Cheng, Jiangguo Dong
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Publication number: 20170216263Abstract: The present invention provides compounds of Formula (I): or a stereoisomer, or a pharmaceutically acceptable salt thereof, wherein all of the variables are as defined herein. These compounds are monoacylglycerol acyltransferase type 2 (MGAT2) inhibitors which may be used as medicaments.Type: ApplicationFiled: April 17, 2017Publication date: August 3, 2017Inventors: Huji Turdi, Jon J. Hangeland, R. Michael Lawrence, Dong Cheng, Saleem Ahmad, Wei Meng, Robert Paul Brigance, Pratik Devasthale, Guohua Zhao
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Publication number: 20160031816Abstract: The present invention provides compounds of Formula (I): or a stereoisomer, or a pharmaceutically acceptable salt thereof, wherein all of the variables are as defined herein. These compounds are monoacylglycerol acyltransferase type 2 (MGAT2) inhibitors which may be used as medicaments.Type: ApplicationFiled: October 14, 2015Publication date: February 4, 2016Inventors: Huji Turdi, Jon J. Hangeland, R. Michael Lawrence, Dong Cheng, Saleem Ahmad, Wei Meng, Robert Paul Brigance, Pratik Devasthale, Guohua Zhao
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Publication number: 20150370599Abstract: Embodiments of the present application relate to a method, apparatus, and system for processing a task in a distributed system. The method includes, in response to being triggered to start a task and before processing the task, determining, by a task processor in a distributed system of a plurality of task processors, a vital status of the task. In the event that the vital status of the task is set to alive, determining not to process the task, and in the event that the vital status of the task is set to dead, updating the vital status of the task so as to be set to alive, processing the task, and in response to completing the processing of the task, updating the vital status of the task to dead.Type: ApplicationFiled: June 19, 2015Publication date: December 24, 2015Inventors: Jianming Jiang, Dong Cheng, Xiaofen Yang
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Patent number: 9187424Abstract: The present invention provides compounds of Formula (I): or a stereoisomer, or a pharmaceutically acceptable salt thereof, wherein all of the variables are as defined herein. These compounds are monoacylglycerol acyltransferase type 2 (MGAT2) inhibitors which may be used as medicaments.Type: GrantFiled: June 16, 2014Date of Patent: November 17, 2015Assignee: Bristol-Myers Squibb CompanyInventors: Huji Turdi, Jon J. Hangeland, R. Michael Lawrence, Dong Cheng, Saleem Ahmad, Wei Meng, Robert Paul Brigance, Pratik Devasthale, Guohua Zhao
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Publication number: 20150315144Abstract: The present invention provides compounds of Formula (I): or a stereoisomer, or a pharmaceutically acceptable salt thereof, wherein all of the variables are as defined herein. These compounds are monoacylglycerol acyltransferase type 2 (MGAT2) inhibitors which may be used as medicaments.Type: ApplicationFiled: June 16, 2014Publication date: November 5, 2015Inventors: Huji Turdi, Jon J. Hangeland, R. Michael Lawrence, Dong Cheng, Saleem Ahmad, Wei Meng, Robert Paul Brigance, Pratik Devasthale, Guohua Zhao
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Patent number: 7598348Abstract: The present invention provides novel polynucleotides encoding human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, fragments and homologues thereof. Also provided are vectors, host cells, antibodies, and recombinant and synthetic methods for producing said polypeptides. The invention further relates to diagnostic and therapeutic methods for applying these novel human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, to the diagnosis, treatment, and/or prevention of various diseases and/or disorders related to these polypeptides. The invention further relates to screening methods for identifying agonists and antagonists of the polynucleotides and polypeptides of the present invention.Type: GrantFiled: April 21, 2008Date of Patent: October 6, 2009Assignee: Bristol-Myers Squibb CompanyInventors: Jian Chen, Ning Lee, Dong Cheng
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Patent number: 7569590Abstract: The present application describes methods of treating obesity using DGAT-1 inhibitors according to Formula I: including all prodrugs, solvates, pharmaceutically acceptable salts and stereoisomers, wherein R1, R2, R3, R4 and Z are described herein.Type: GrantFiled: September 18, 2007Date of Patent: August 4, 2009Assignee: Bristol-Myers Squibb CompanyInventors: Dong Cheng, Jeffrey T. Billheimer, James J. Devenny
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Patent number: 7435808Abstract: The present invention provides novel polynucleotides encoding human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, fragments and homologues thereof. Also provided are vectors, host cells, antibodies, and recombinant and synthetic methods for producing said polypeptides. The invention further relates to diagnostic and therapeutic methods for applying these novel human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, to the diagnosis, treatment, and/or prevention of various diseases and/or disorders related to these polypeptides. The invention further relates to screening methods for identifying agonists and antagonists of the polynucleotides and polypeptides of the present invention.Type: GrantFiled: June 23, 2004Date of Patent: October 14, 2008Assignee: Bristol-Myers Squibb CompanyInventors: Shujian Wu, Ning Lee, Dong Cheng
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Publication number: 20080221305Abstract: The present invention provides novel polynucleotides encoding human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, fragments and homologues thereof. Also provided are vectors, host cells, antibodies, and recombinant and synthetic methods for producing said polypeptides. The invention further relates to diagnostic and therapeutic methods for applying these novel human AdipoR2v1 polypeptides, mouse AdipoR2v1 polypeptides, human AdipoR3 polypeptides, human AdipoR2v2 polypeptides, human AdipoR3v1 polypeptides, rat AdipoR1 polypeptides, rat AdipoR2 polypeptides, to the diagnosis, treatment, and/or prevention of various diseases and/or disorders related to these polypeptides. The invention further relates to screening methods for identifying agonists and antagonists of the polynucleotides and polypeptides of the present invention.Type: ApplicationFiled: April 21, 2008Publication date: September 11, 2008Inventors: Jian Chen, Shujian Wu, Ning Lee, Dong Cheng
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Patent number: 7384757Abstract: The present invention relates generally to enzyme assays and more particularly to a rapid, sensitive, reliable and robust homogeneous assay for acetyl CoA carboxylase activity comprising a coupled enzyme assay in a scintillation proximity format suitable for high-throughput screening. In one aspect, the assay couples ACC and FAS and the product, palmitic acid is then detected by scintillation counting. The invention also relates to the identification of modulators of ACC activity.Type: GrantFiled: March 30, 2005Date of Patent: June 10, 2008Assignee: Bristol-Myers Squibb CompanyInventors: Ramakrishna Seethala, Dong Cheng