Patents by Inventor Shenghou MA

Shenghou MA 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: 11979150
    Abstract: A leakage compensation dynamic register, a data operation unit, a chip, a hash board, and a computing apparatus. The leakage compensation dynamic register comprises: an input terminal, an output terminal, a clock signal terminal, and an analog switch unit; a data latch unit for latching the data under control of the clock signal; and an output drive unit for inverting and outputting the data received from the data latch unit, the analog switch unit, the data latch unit, and the output drive unit being sequentially connected in series between the input terminal and the output terminal, and the analog switch unit and the data latch unit having a node therebetween, wherein the leakage compensation dynamic register further comprises a leakage compensation unit electrically connected between the node and the output terminal.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: May 7, 2024
    Assignee: Hangzhou Canaan Intelligence Information Technology Co, Ltd
    Inventors: Jian Zhang, Nangeng Zhang, Jinhua Bao, Jieyao Liu, Jingjie Wu, Shenghou Ma
  • Patent number: 11799456
    Abstract: A clock generation circuit, a latch using same, and a computing device are provided. The clock generation circuit includes an input end, configured to input a pulse signal; a first output end, configured to output a first clock signal; a second output end, configured to output a second clock signal; and an input drive circuit, a latch circuit, an edge shaping circuit, a feedback delay circuit, and an output drive circuit, where the input drive circuit, the latch circuit, the edge shaping circuit, the feedback delay circuit, and the output drive circuit are sequentially connected between the input end and the first output end as well as the second output end in series. A clock pulse can be effectively shaped, the use of a clock buffer can be reduced, and the correctness and accuracy of data transmission and latching can be improved.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: October 24, 2023
    Assignee: Canaan Creative (SH) Co., LTD.
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Publication number: 20220345133
    Abstract: A leakage compensation dynamic register, a data operation unit, a chip, a hash board, and a computing apparatus. The leakage compensation dynamic register comprises: an input terminal, an output terminal, a clock signal terminal, and an analog switch unit; a data latch unit for latching the data under control of the clock signal; and an output drive unit for inverting and outputting the data received from the data latch unit, the analog switch unit, the data latch unit, and the output drive unit being sequentially connected in series between the input terminal and the output terminal, and the analog switch unit and the data latch unit having a node therebetween, wherein the leakage compensation dynamic register further comprises a leakage compensation unit electrically connected between the node and the output terminal.
    Type: Application
    Filed: June 29, 2020
    Publication date: October 27, 2022
    Applicant: Hangzhou Canaan Intelligence Information Technology Co, Ltd
    Inventors: Jian ZHANG, Nangeng ZHANG, Jinhua BAO, Jieyao LIU, Jingjie WU, Shenghou MA
  • Publication number: 20220337229
    Abstract: A clock generation circuit, a latch using same, and a computing device are provided. The clock generation circuit includes an input end, configured to input a pulse signal; a first output end, configured to output a first clock signal; a second output end, configured to output a second clock signal; and an input drive circuit, a latch circuit, an edge shaping circuit, a feedback delay circuit, and an output drive circuit, where the input drive circuit, the latch circuit, the edge shaping circuit, the feedback delay circuit, and the output drive circuit are sequentially connected between the input end and the first output end as well as the second output end in series. A clock pulse can be effectively shaped, the use of a clock buffer can be reduced, and the correctness and accuracy of data transmission and latching can be improved.
    Type: Application
    Filed: June 30, 2022
    Publication date: October 20, 2022
    Inventors: Jieyao LIU, Nangeng ZHANG, Jingjie WU, Shenghou MA
  • Patent number: 11442517
    Abstract: The invention provides an on-chip passive power supply compensation circuit, and an operational unit, a chip, a hash board and a computing device using the same. The on-chip passive power supply compensation circuit comprises: two or more to-be-powered voltage domains, wherein the to-be-powered voltage domains are connected in series between a power supply and ground; and two or more isolation regions, wherein the to-be-powered voltage domains are formed in the isolation regions, and the isolation regions are configured for isolating the to-be-powered voltage domains; the isolation regions are connected in series between the power supply and the ground, wherein the on-chip passive power supply compensation circuit further comprises power supply compensation units connected between the to-be-powered voltage domains and the isolation regions for providing power supply compensation to the to-be-powered voltage domains.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: September 13, 2022
    Assignee: CANAAN CREATIVE CO., LTD.
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Patent number: 11409314
    Abstract: The invention provides a full swing voltage conversion circuit. The full swing voltage conversion circuit comprises: an input terminal for inputting a first level signal; an output terminal for outputting a second level signal; a differential input unit for inverting the first level signal of the input terminal, and outputting a differential input signal; a conversion unit; and an output driving unit; wherein the full swing voltage conversion circuit further comprises an auxiliary pull-down unit between the input terminal and the conversion unit for receiving a feedback to improve capability of the conversion unit in recognizing the differential input signal, such that the full swing voltage conversion circuit of the invention can convert from inputting a low voltage to outputting a high voltage.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: August 9, 2022
    Assignee: CANAAN CREATIVE CO., LTD.
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Publication number: 20220116027
    Abstract: The invention provides a dynamic D flip-flop, and a data operation unit, a chip, a hash board and a computing device using the same. The dynamic D flip-flop comprises: an input terminal, an output terminal and at least one clock signal terminal; a latch unit for latching data of the input terminal and inversely transmitting the data under control of a clock signal; and an output driving unit for inverting and outputting the data received from the latch unit; wherein the latch unit outputs in high level, low level and high impedance states by means of a single element under control of a clock signal. Therefore, the invention can effectively reduce chip area, power consumption, and logic delay.
    Type: Application
    Filed: December 23, 2021
    Publication date: April 14, 2022
    Applicant: CANAAN CREATIVE CO., LTD.
    Inventors: Jieyao LIU, Nangeng ZHANG, Jingjie WU, Shenghou MA
  • Patent number: 11251781
    Abstract: The invention provides a dynamic D flip-flop, and a data operation unit, a chip, a hash board and a computing device using the same. The dynamic D flip-flop comprises: an input terminal, an output terminal and at least one clock signal terminal; a first latch unit for transmitting data of the input terminal and latching the data under control of a clock signal; a second latch unit for latching data of the output terminal and inversely transmitting the data latched by the first latch unit under control of a clock signal; and an output driving unit for inverting and outputting the data received from the second latch unit; wherein the second latch unit outputs in high level, low level and high impedance states by means of a single element under control of a clock signal. Therefore, the invention can effectively reduce chip area, power consumption, and logic delay.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: February 15, 2022
    Assignee: CANAAN CREATIVE CO., LTD.
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Publication number: 20210405673
    Abstract: The invention provides a full swing voltage conversion circuit. The full swing voltage conversion circuit comprises: an input terminal for inputting a first level signal; an output terminal for outputting a second level signal; a differential input unit for inverting the first level signal of the input terminal, and outputting a differential input signal; a conversion unit; and an output driving unit; wherein the full swing voltage conversion circuit further comprises an auxiliary pull-down unit between the input terminal and the conversion unit for receiving a feedback to improve capability of the conversion unit in recognizing the differential input signal, such that the full swing voltage conversion circuit of the invention can convert from inputting a low voltage to outputting a high voltage.
    Type: Application
    Filed: May 7, 2019
    Publication date: December 30, 2021
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Publication number: 20210263575
    Abstract: The invention provides an on-chip passive power supply compensation circuit, and an operational unit, a chip, a hash board and a computing device using the same. The on-chip passive power supply compensation circuit comprises: two or more to-be-powered voltage domains, wherein the to-be-powered voltage domains are connected in series between a power supply and ground; and two or more isolation regions, wherein the to-be-powered voltage domains are formed in the isolation regions, and the isolation regions are configured for isolating the to-be-powered voltage domains; the isolation regions are connected in series between the power supply and the ground, wherein the on-chip passive power supply compensation circuit further comprises power supply compensation units connected between the to-be-powered voltage domains and the isolation regions for providing power supply compensation to the to-be-powered voltage domains.
    Type: Application
    Filed: June 6, 2019
    Publication date: August 26, 2021
    Inventors: Jieyao Liu, Nangeng Zhang, Jingjie Wu, Shenghou Ma
  • Publication number: 20210167761
    Abstract: The invention provides a dynamic D flip-flop, and a data operation unit, a chip, a hash board and a computing device using the same. The dynamic D flip-flop comprises: an input terminal, an output terminal and at least one clock signal terminal; a first latch unit for transmitting data of the input terminal and latching the data under control of a clock signal; a second latch unit for latching data of the output terminal and inversely transmitting the data latched by the first latch unit under control of a clock signal; and an output driving unit for inverting and outputting the data received from the second latch unit; wherein the second latch unit outputs in high level, low level and high impedance states by means of a single element under control of a clock signal. Therefore, the invention can effectively reduce chip area, power consumption, and logic delay.
    Type: Application
    Filed: May 7, 2019
    Publication date: June 3, 2021
    Inventors: Jieyao LIU, Nangeng ZHANG, Jingjie WU, Shenghou MA