Patents Assigned to Hangzhou Canaan Intelligence Information Technology Co, Ltd
  • Patent number: 11698670
    Abstract: The present invention discloses a series circuit and a computing device, including: a power supply terminal for providing voltage for a plurality of chips disposed on the computing device; a ground terminal disposed at one end of each of the plurality of chips relative to the power supply terminal; and a first connection line for separately connecting a first predetermined number of chips of the plurality of chips in series, wherein a communication line is connected between adjacent chips of the first predetermined number of chips, a portion of the communication line is connected to a target connection point, which is disposed on the first connection line and adapted to the adjacent chips, via a third connection line, and the voltage at the target connection point is greater than or equal to the minimum voltage required for communication between the adjacent chips.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: July 11, 2023
    Assignee: HANGZHOU CANAAN INTELLIGENCE INFORMATION TECHNOLOGY CO, LTD
    Inventors: Nangeng Zhang, Min Chen
  • Patent number: 11487338
    Abstract: The invention provides a voltage-following series power supply circuit, comprising a power supply end and a ground end; a power supply module comprising an input end connected to the power supply end, and an output end for providing a power supply to two or more to-be-powered chips, the power supply module and the to-be-powered chips connected in series between the power supply end and the ground end; and at least one auxiliary power supply module for supplying an auxiliary power supply to the to-be-powered chips, wherein a voltage following module is further connected between the power supply end and the auxiliary power supply module for adjusting a voltage of the auxiliary power supply.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: November 1, 2022
    Assignees: Hangzhou Canaan Intelligence Information Technology Co, Ltd, CANAAN CREATIVE CO., LTD.
    Inventors: Jiakun Ma, Nangeng Zhang
  • 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
  • Patent number: 11243588
    Abstract: A series circuit and a computing device includes a power supply terminal, a ground terminal and a first connection line for separately connecting a first predetermined number of chips of the plurality of chips in series. A communication line is connected between adjacent chips of the first predetermined number of chips. A portion of the communication line is connected to a target connection point, which is disposed on the first connection line and adapted to the adjacent chips, via a second connection line, and the voltage at the target connection point is greater than or equal to the minimum voltage required for communication between the adjacent chips.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: February 8, 2022
    Assignee: Hangzhou Canaan Intelligence Information Technology Co, Ltd
    Inventors: Nangeng Zhang, Min Chen