Patents by Inventor Yuanlin Cheng

Yuanlin 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).

  • Patent number: 11914540
    Abstract: An on-chip integrated circuit, a data processing device and a method are provided. The on-chip integrated circuit includes: a processor circuit and an accelerator circuit. The processor circuit includes a processor and a data storage area, the processor is connected to the data storage area through a first bus in the processor circuit. The accelerator circuit includes an accelerator and a second bus, the accelerator is connected to the second bus, and the second bus is bridged with the first bus corresponding to the data storage area, to perform data interaction between the accelerator and the data storage area, which can reduce the congestion on a bus of the processor and improve the quality of service of the application.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: February 27, 2024
    Assignee: Lemon Inc.
    Inventors: Yimin Chen, Shan Lu, Chuang Zhang, Junmou Zhang, Yuanlin Cheng, Jian Wang
  • Publication number: 20220358071
    Abstract: An on-chip integrated circuit, a data processing device and a method are provided. The on-chip integrated circuit includes: a processor circuit and an accelerator circuit. The processor circuit includes a processor and a data storage area, the processor is connected to the data storage area through a first bus in the processor circuit. The accelerator circuit includes an accelerator and a second bus, the accelerator is connected to the second bus, and the second bus is bridged with the first bus corresponding to the data storage area, to perform data interaction between the accelerator and the data storage area, which can reduce the congestion on a bus of the processor and improve the quality of service of the application.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 10, 2022
    Inventors: Yimin CHEN, Shan LU, Chuang ZHANG, Junmou ZHANG, Yuanlin CHENG, Jian WANG
  • Publication number: 20220358184
    Abstract: A matrix multiplication circuit module and a matrix multiplication method are provided by the embodiments of the present disclosure. The circuit module includes one or more row-column calculation units for realizing row-column multiplication calculation. Each of the row-column calculation units comprises one or more multiplying units and an adding unit. Each of the one or more multiplying unit has an output end connected to an input end of the adding unit. Each of the multiplying units comprises an electrical signal regulating subunit and a load. The electrical signal regulating subunit is configured to regulate a magnitude of an input electrical signal. A multiplication operation is performed by the electrical signal regulating subunit and the load in response to an electrical signal inputted to the multiplying unit. The load has a fixed load value.
    Type: Application
    Filed: May 4, 2022
    Publication date: November 10, 2022
    Inventors: Chuang ZHANG, Shan LU, Junmou ZHANG, Yimin CHEN, Jian WANG, Yuanlin CHENG
  • Publication number: 20220358078
    Abstract: An integrated circuit, and a data processing device and method are provided. The integrated circuit includes a processor circuit and an accelerator circuit. The processor circuit includes a processor, a first data storage section, and a first data input/output interface. The accelerator circuit includes an accelerator and a second data input/output interface. The second data input/output interface is electrically connected to the first data input/output interface, so that the accelerator circuit can perform information interaction with the first data storage section.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 10, 2022
    Inventors: Yimin CHEN, Shan LU, Junmou ZHANG, Chuang ZHANG, Yuanlin CHENG, Jian WANG
  • Publication number: 20220357924
    Abstract: A circuit module for performing matrix multiplication and a method for performing matrix multiplication are provided. The circuit module includes a row-column calculation unit for performing a row-column multiplication calculation. The row-column calculation unit includes a multiplication unit and an addition unit. The multiplication unit is configured to perform a multiplication calculation based on a row matrix element of a first matrix and a column matrix element of a second matrix, and receive at least one electrical signal sequentially inputted in multiple predetermined timing sequences via an input end of the multiplication unit. The electrical signal represents the row matrix element of the first matrix. The addition unit is configured to accumulate a product, obtained by the multiplication unit based on the inputted electrical signal, to perform the row-column multiplication calculation.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 10, 2022
    Inventors: Chuang ZHANG, Shan LU, Junmou ZHANG, Yimin CHEN, Yuanlin CHENG, Jian WANG
  • Publication number: 20220357215
    Abstract: Disclosed are a temperature measurement circuit and method. The circuit includes a first temperature sensing circuit, a second temperature sensing circuit and a data processing unit. The first temperature sensing circuit is configured to generate a first measurement signal for characterizing a temperature based on an inputted first current signal, a magnitude of the first current signal being correlated to temperature. The second temperature sensing circuit is configured to generate a second measurement signal for characterizing the temperature based on an inputted second current signal, the second current signal being independent of temperature. The data processing unit is configured to determine a current temperature based on a first characteristic parameter corresponding to the first measurement signal and a second characteristic parameter corresponding to the second measurement signal.
    Type: Application
    Filed: May 4, 2022
    Publication date: November 10, 2022
    Inventors: Chuang ZHANG, Shan LU, Junmou ZHANG, Yimin CHEN, Jian WANG, Yuanlin CHENG
  • Publication number: 20220357370
    Abstract: A voltage detection circuit and method for an integrated circuit, and an integrated circuit are provided. The voltage detection circuit includes: a first current source, a first branch and a second branch. A current outputted by the first current source is allocated to the first branch and the second branch. The first branch includes a first voltage control current component and a first load connected in series. The second branch includes a current signal detection component and a second load connected in series. A voltage signal to be detected is inputted to a control signal input terminal of the first voltage control current component. The current signal detection component is configured to output, in real time, a preset signal characterizing a second current flowing through the second branch, to determine change of the voltage signal to be detected based on the preset signal.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 10, 2022
    Inventors: Junmou ZHANG, Shan LU, Chuang ZHANG, Yimin CHEN, Jian WANG, Yuanlin CHENG
  • Patent number: 9084984
    Abstract: The present invention discloses a process for the selective hydrogenation of phenylacetylene in the presence of styrene, comprising contacting a phenylacetylene and styrene-containing hydrocarbon fraction feedstock with a carbon-containing catalyst under hydrogenation reaction conditions, wherein the carbon-containing catalyst has a carbon content of from 0.02 to 8 wt % based on the weight of the catalyst.
    Type: Grant
    Filed: December 17, 2009
    Date of Patent: July 21, 2015
    Assignees: China Petroleum & Chemical Corporation, Shanghai Research Institute of Petrochemical Technology, Sinopec
    Inventors: Siqin Li, Juntao Liu, Fengxia Sun, Wanmin Wang, Yuanlin Cheng
  • Publication number: 20110308999
    Abstract: The present invention discloses a process for the selective hydrogenation of phenylacetylene in the presence of styrene, comprising contacting a phenylacetylene and styrene-containing hydrocarbon fraction feedstock with a carbon-containing catalyst under hydrogenation reaction conditions, wherein the carbon-containing catalyst has a carbon content of from 0.02 to 8 wt % based on the weight of the catalyst.
    Type: Application
    Filed: December 17, 2009
    Publication date: December 22, 2011
    Inventors: Siqin Li, Juntao Liu, Fengxia Sun, Wanmin Wang, Yuanlin Cheng