Patents by Inventor Cheng Luo

Cheng Luo 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).

  • Publication number: 20220302848
    Abstract: The present invention provides an auxiliary pre-charging device for a power converter. The power converter includes at least one power unit with an input end being connected to a medium and high voltage AC power source, and an output end being connected to a low voltage DC bus, wherein the auxiliary pre-charging device includes a switch, a transformer, a pre-charging resistor, and a rectifier sequentially connected in series, one end of the switch is connected to the medium and high voltage AC power source, and an output end of the rectifier is connected to the low voltage DC bus. The present invention also provides a pre-charging method for a power converter, which uses the aforementioned auxiliary pre-charging device to start pre-charging at the low-voltage output end of the power converter.
    Type: Application
    Filed: November 23, 2021
    Publication date: September 22, 2022
    Inventors: Jianxiong Yu, Jiajie Duan, Han Li, Cheng Luo, Qiang Chen
  • Patent number: 11427593
    Abstract: The present invention relates to a bromodomain inhibitor. Provided are a compound represented by general formula I or a pharmaceutically acceptable salt, enantiomer, diastereomer, atropisomer, racemate, polymorph, solvate, or isotopically labeled compound (including deuterium substitution) thereof, a preparation method of the same, a pharmaceutical composition comprising the same, and a pharmaceutical use thereof.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: August 30, 2022
    Assignees: Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Suzhou Suplead Life Sciences Co., Ltd.
    Inventors: Bing Zhou, Cheng Luo, Zizhou Li, Yaxi Yang, Shijie Chen, Hong Ding, Hualiang Jiang, Gang Qiao, Xinjun Wang, Senhao Xiao
  • Publication number: 20220236065
    Abstract: The present disclosure provides a map data fusion method and apparatus, an electronic device, a medium and a program product. The method includes: acquiring first map data and second map data; based on a first feature descriptor set and a second feature descriptor set included in the first map data and the second map data respectively, determining a set of matching point pairs between a first set of three-dimensional coordinate points and a second set of three-dimensional coordinate points included in the first map data and the second map data respectively; determining a pose transformation matrix between the first map data and the second map data based on the set of matching point pairs; and fusing the first map data and the second map data into third map data based on the pose transformation matrix.
    Type: Application
    Filed: April 15, 2022
    Publication date: July 28, 2022
    Inventors: Qisheng LIU, Youhao LI, Songtao CHANG, Cheng LUO
  • Publication number: 20220197727
    Abstract: An approach to tracking application transactions without modifications to the application. Receiving a message from a first application. Creating a temporary message identity and a temporary data structure. Configuring the temporary message to save tracking information. Calling the first application to retrieve the tracking information. Saving the tracking information and sending the message to a second application.
    Type: Application
    Filed: December 22, 2020
    Publication date: June 23, 2022
    Inventors: Aaron Michael Young, Cheng Luo, Carolyn Reschke, Bing Qian, Richard Michael Harran
  • Patent number: 11319303
    Abstract: It is related to compounds used as autophagy modulators and a method for preparing and using the same, specifically providing a compound of general formula (I), or pharmaceutically acceptable salts thereof, which is a type of autophagy modulators, particularly mammalian ATG8 homologues modulators.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: May 3, 2022
    Assignee: WIGEN BIOMEDICINE TECHNOLOGY (SHANGHAI) CO., LTD.
    Inventors: Cheng Luo, Yuli Xie, Bing Zhou, Zhiyi Yao, Liyan Yue, Wei Wan, Bidong Zhang, Yuanyuan Zhang, Hualiang Jiang, Kaixian Chen
  • Publication number: 20220108609
    Abstract: Methods, apparatus, computer program products Geohash-based traffic management are provided. The method comprises receiving, by one or more processing units, respective operating status data of one or more vehicles travelling within a Geohash cell; generating, by one or more processing units, one or more service messages based on the received respective operating status data according to one or more service specifications; and providing, by one or more processing units, at least one of the one or more service messages responsive to a request from a vehicle travelling within the Geohash cell.
    Type: Application
    Filed: October 7, 2020
    Publication date: April 7, 2022
    Inventors: Jun Qian, Cheng Luo, Lan Cao, Shiwen He, Ke Zhang, Yuan Yuan Jia
  • Publication number: 20220051464
    Abstract: An apparatus may obtain, by a processor, target object data formatted based on a first format. The target object data may include a plurality of element resources for a three dimensional model. The first format comprising a file format for transmission of three-dimensional model data. The apparatus may obtain, by the processor, configuration information associated with the target object data. The apparatus may generate, by the processor, a data packet of a second format based on the target object data and the configuration information. The apparatus may provide, by the processor, the data packet to a terminal device.
    Type: Application
    Filed: October 29, 2021
    Publication date: February 17, 2022
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Cheng LUO, Bin LI
  • Patent number: 11232619
    Abstract: An apparatus may obtain, by a processor, target object data formatted based on a first format. The target object data may include a plurality of element resources for a three dimensional model. The first format comprising a file format for transmission of three-dimensional model data. The apparatus may obtain, by the processor, configuration information associated with the target object data. The apparatus may generate, by the processor, a data packet of a second format based on the target object data and the configuration information. The apparatus may provide, by the processor, the data packet to a terminal device.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: January 25, 2022
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Cheng Luo, Bin Li
  • Publication number: 20220021298
    Abstract: The present invention provides a power factor correction circuit (21, 22), a power factor correction assembly (2) and an on-line uninterruptible power supply including the same. The power factor correction circuit (21) comprises a pulse width modulated rectifier (211, 221) and an isolated DC-DC converter (212, 222), wherein an output of the pulse width modulated rectifier (211, 221) is connected to an input of the isolated DC-DC converter (212, 222). The power factor correction assembly (2) comprises a plurality of power factor correction circuits (21, 22) described above, wherein inputs of pulse width modulated rectifiers (211, 221) in the plurality of power factor correction circuits (21, 22) are connected in series, and outputs of isolated DC-DC converters (212, 222) in the plurality of power factor correction circuits (21, 22) are connected in parallel.
    Type: Application
    Filed: December 3, 2019
    Publication date: January 20, 2022
    Inventors: Cheng Luo, Huiting Xin, Han Li, Dawei Zheng, Hualiang Li
  • Publication number: 20220002278
    Abstract: Disclosed is a histone acetyltransferase (HAT) inhibitor. Provided are a compound represented by the general formula I, a pharmaceutically acceptable salt, a stereoisomer, an enantiomer, a diastereoisomer, an atropisomer, a racemate, a polymorph, a solvate or an isotope-labeled compound (including deuterium substitution) thereof, a preparation method therefor, a pharmaceutical composition comprising same and use thereof in the treatment of various HAT-related diseases or conditions.
    Type: Application
    Filed: October 20, 2020
    Publication date: January 6, 2022
    Inventors: Bing Zhou, Cheng Luo, Hualiang Jiang, Yaxi Yang, Lianghe Mei, Wenchao Lu, Senhao Xiao, Shijie Chen, Shili Wan, Gang Qiao, Rukang Zhang
  • Publication number: 20210337071
    Abstract: This application discloses a method for establishing a call connection, a first terminal, a server, and a storage medium. The method includes: obtaining, by a first terminal, a second vocoder list of a second terminal, the second vocoder list including vocoders supported by the second terminal and with corresponding priorities; determining, by the first terminal, a first vocoder with the highest priority among vocoders that exist in both a first vocoder list of the first terminal and the second vocoder list, the first vocoder list including vocoders supported by the first terminal and with corresponding priorities, and the priorities of the vocoders being positively correlated with audio frequencies in encoding and decoding of the vocoders; and requesting, by the first terminal by using the first vocoder, to establish a first call connection to the second terminal.
    Type: Application
    Filed: July 2, 2021
    Publication date: October 28, 2021
    Inventors: Yi GAO, Chi XI, Jingcong CHEN, Cheng LUO, Bin LI
  • Patent number: 11089266
    Abstract: A communication processing method is provided. A communication connection to at least one second terminal is established. A virtual image of a first user corresponding to the first terminal and a virtual image of a second user corresponding to the at least one second terminal are obtained. A real-scene image of an environment in which the first terminal is located is captured. First communication background information is generated based on the real-scene image of the environment in which the first terminal is located. The virtual image of the first user and the virtual image of the second user are to the first communication background information, to obtain a communication image to be used in communication between the first terminal and the at least one second terminal.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: August 10, 2021
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LTD
    Inventors: Bin Li, Xiao Bo Chen, Cheng Luo, Wen Ting Liu
  • Patent number: 11080281
    Abstract: A method, system, and computer program product for graph-based searching for one or more data streams is disclosed. A computer-implemented method comprises extracting a plurality of tuples from one or more data streams. The method further comprises generating a graph for the plurality of tuples in which a node represents a tuple of the plurality of tuples and an edge represents a correlation between the node and another node, and the edge is generated based at least partly on one or more predetermined queries for the one or more data streams. The method further comprises traversing the graph based on the one or more predetermined queries. Accordingly, embodiments of the present disclosure can improve the search speed by use of the graph-based searching for one or more data streams.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: August 3, 2021
    Assignee: International Business Machines Corporation
    Inventors: Xiao Xing Liang, Cheng Luo, Wayne B. Riley, Shaw-Ben Shi, Meng Hong Tsai, Qingyan Wang, Yu Ling Zheng, Yu Chen Zhou
  • Publication number: 20210234989
    Abstract: This application relates to an image processing method and apparatus, a storage medium, and a computer device. The method includes: obtaining a frequency domain mark image, the frequency domain mark image being obtained by performing frequency domain transformation on a spatial domain mark image; obtaining a transparency parameter configured corresponding to the frequency domain mark image; obtaining target page data; and performing layer superimposition rendering of the frequency domain mark image and the target page data according to the transparency parameter. The solution provided in this application can effectively protect target page data.
    Type: Application
    Filed: April 13, 2021
    Publication date: July 29, 2021
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Cheng YI, Cheng LUO, Bin LI
  • Patent number: 11021457
    Abstract: The present invention provides an isoindolone-imide ring-1,3-dione-2-ene compound, and a preparation method, a pharmaceutical composition and use thereof. Specifically, the present invention provides a compound of Formula (I) below or a pharmaceutically acceptable salt thereof, wherein Ar is an isoindolinone-imide group represented by Formula (II), L is absent or is a divalent, trivalent or tetravalent linking group, and X is a group represented by Formula (III). Definitions of the other groups are as described in the specification. The compound of Formula (I) is an autophagy modulators, particularly a mammalian ATG8 homolog modulator.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: June 1, 2021
    Assignee: WIGEN BIOMEDICINE TECHNOLOGY (SHANGHAI) CO., LTD.
    Inventors: Zhiyi Yao, Cheng Luo, Yuli Xie, Liyan Yue, Wei Wan, Yuanyuan Zhang, Hualiang Jiang, Kaixian Chen
  • Patent number: 11013745
    Abstract: The present invention provides a compound represented by formula I, pharmaceutically acceptable salts, enantiomers, diastereomers or racemates thereof, the preparation method thereof, the pharmaceutical composition comprising the same, and the use thereof in the preparation of a medicament for treating a disease or condition mediated by EED and/or PRC2. The compound of the present invention can be used treating PRC2-mediated diseases or conditions.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: May 25, 2021
    Assignees: SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES, SUZHOU SUPLEAD LIFE SCIENCES CO., LTD.
    Inventors: Bing Zhou, Cheng Luo, Yaxi Yang, Yuanyuan Zhang, Daohai Du, Hualiang Jiang, Gang Qiao, Xinjun Wang
  • Publication number: 20210109905
    Abstract: A method, system and computer program product for processing metrics data with graph data context analysis. Graph data representing one or more devices or sensors is stored into a first database, and metrics data generated by the devices or sensors is stored in a second database. The metrics data is then applied to the graph data for the context analysis, wherein the context analysis reflects the relationships of the devices or sensors in the graph data to the metrics data generated by the devices or sensors. The graph data comprises nodes for representing the devices or sensors, edges for representing a topology of the devices or sensors, and properties for storing the metrics data associated with the nodes and edges; and the metrics data comprises time-series data that is logged by the devices and sensors.
    Type: Application
    Filed: October 14, 2019
    Publication date: April 15, 2021
    Inventors: Shao Rong IL Li, Cheng Luo, Lan Cao, Cheng Cheng Dong
  • Publication number: 20210101891
    Abstract: Disclosed is a histone acetyltransferase (HAT) inhibitor. Provided are a compound represented by the general formula I, a pharmaceutically acceptable salt, a stereoisomer, an enantiomer, a diastereoisomer, an atropisomer, a racemate, a polymorph, a solvate or an isotope-labeled compound (including deuterium substitution) thereof, a preparation method therefor, a pharmaceutical composition comprising same and use thereof in the treatment of various HAT-related diseases or conditions.
    Type: Application
    Filed: October 20, 2020
    Publication date: April 8, 2021
    Inventors: Bing Zhou, Cheng Luo, Hualiang Jiang, Yaxi Yang, Lianghe Mei, Wenchao Lu, Senhao Xiao, Shijie Chen, Shili Wan, Gang Qiao, Rukang Zhang
  • Patent number: 10901999
    Abstract: A method, system, and computer program product for graph-based searching for one or more data streams is disclosed. A computer-implemented method comprises extracting a plurality of tuples from one or more data streams. The method further comprises generating a graph for the plurality of tuples in which a node represents a tuple of the plurality of tuples and an edge represents a correlation between the node and another node, and the edge is generated based at least partly on one or more predetermined queries for the one or more data streams. The method further comprises traversing the graph based on the one or more predetermined queries. Accordingly, embodiments of the present disclosure can improve the search speed by use of the graph-based searching for one or more data streams.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: January 26, 2021
    Assignee: International Business Machines Corporation
    Inventors: Xiao Xing Liang, Cheng Luo, Wayne B. Riley, Shaw-Ben Shi, Meng Hong Tsai, Qingyan Wang, Yu Ling Zheng, Yu Chen Zhou
  • Publication number: 20200400176
    Abstract: A bolted joint with a drum-shaped spherical shell for connecting a circular steel tube brace, including a drum-shaped spherical shell and N connecting members, connecting members each include a curved European nut, a bolt for space trusses, a sleeve, a sealing plate (or a conehead) and a circular steel tube. There are at least three forms: a corner drum, a half drum and a full drum. Specifications of the high-strength bolt for space trusses are determined, and the geometric dimensions, tensile and compressive bearing capacity of the joint are selected. The bolted joint has clear force transmission and a small deviation between theoretically analyzed stress and actual stress; has no eccentricity, can be finely adjusted and has reliable mechanical performance; is in bolted connection and is installed efficiently; and is not convex, thereby facilitating wallboard installation and indoor decoration.
    Type: Application
    Filed: May 18, 2020
    Publication date: December 24, 2020
    Inventors: Yajie Yan, Yunjing Nie, Honggang Lei, Bin Du, Cheng Luo