Patents by Inventor Hailang Zhou

Hailang Zhou 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: 11059170
    Abstract: The present disclosure provides a joint limit detection method, apparatus, and robot with the same. The method includes: (a) determining a servo corresponding to a joint to be detected; (b) controlling an output shaft of the servo to rotate in a preset first direction; (c) measuring a rotational angle of the output shaft within a preset first duration; (d) determining whether the rotational angle of the output shaft is greater than a preset angle threshold; (e) repealing the steps (c) and (d) until the rotational angle of the output shaft is less than or equal to the preset angle threshold, if the rotational angle of the output shaft is greater than the angle threshold; and (f) determining a current rotational position of the output shaft as a first extreme position, if the rotational angle of the output shall is less than or equal to the angle threshold.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: July 13, 2021
    Assignee: UBTECH Robotics Corp
    Inventors: Youjun Xiong, Gaobo Huang, Hailang Zhou, Musen Zhang
  • Patent number: 11020857
    Abstract: The present disclosure provides a robot distance measuring method and apparatus as well as a robot using the same. The method includes: obtaining a plurality of relative position parameters of a robot from a plurality of ranging sensors; determining an installation distance between each two of the ranging sensors based on the plurality of relative position parameters; determining a sum of the installation distance of each looping arrangement of the plurality of ranging sensors based on the installation distance between each two of the ranging sensors; and enabling the plurality of ranging sensors sequentially to perform obstacle ranging according to a preset looping rule. Since the adjacent ranging sensors are avoided to range simultaneously or sequentially, the interference of the adjacent ranging sensors can be minimized, the accuracy of measuring the distance of the surrounding obstacles can be improved, thereby improving the navigation performance of the robot.
    Type: Grant
    Filed: December 30, 2018
    Date of Patent: June 1, 2021
    Assignee: UBTECH ROBOTICS CORP.
    Inventors: Youjun Xiong, Xiangbin Huang, Musen Zhang, Peng Nie, Hailang Zhou
  • Patent number: 10875371
    Abstract: The present disclosure provides a suspension system, and a chassis with the same. The system includes: a fixing frame having an opening; a suspension frame disposed at the opening; and a driving wheel rotationally coupled to the suspension frame. In which, two ends of the suspension frame are respectively disposed on two ends of the fixing frame at the two sides of the opening to be selectively moved up and down along a height direction of the fixing frame, and two elastic members are respectively disposed between each of the two ends of the suspension frame and the corresponding end of the fixing frame at the two sides of the opening. In the present disclosure, the fixing frame and the suspension frame can move with respect to each other in a vertical direction, and the resetting adjustment is realized through the elastic member.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: December 29, 2020
    Assignee: UBTECH ROBOTICS CORP
    Inventors: Youjun Xiong, Kunlei Zhao, Wenhua Yu, Libing Zhou, Hailang Zhou
  • Publication number: 20200133285
    Abstract: The present disclosure provides a chassis structure for a robot and a robot with the same. The low speed motor provided with an extra encoder is used to compose a driving wheel so as to drive a driven wheel and a chassis to move; a driver module is used to drive the driving wheel through a low speed motor in response to the control of a control processing module, and obtain rotational parameters of the low speed motor through the encoder to output to the control processing module; the control processing module is used to control the driving wheel to rotate through the driver module so as to drive the chassis to move, calculate a movement path of the chassis based on the rotational parameters of the low speed motor, thereby adjusting the movement path of the chassis. In the present disclosure, since there is no transmission mechanism, the efficiency of transmission is improved.
    Type: Application
    Filed: June 11, 2019
    Publication date: April 30, 2020
    Inventors: Youjun Xiong, Hailang Zhou, Xu Hu
  • Patent number: 10637719
    Abstract: The present disclosure relates to a bus exception handling method of a robot including a main controller and a plurality of execution nodes electronically coupled to a bus of the robot. The main controller receives status information of an execution node of the robot from the execution node, determines whether the execution node is in an abnormal status based on the status information of the execution node. In response to determining the execution node is in the abnormal status, the main controller determines a degree of abnormity of the execution node, determines an operating instruction corresponding to the degree of abnormity, and sends the operating instruction to the execution node, the execution node executing the operating instruction. The present disclosure further provides a bus exception handling device.
    Type: Grant
    Filed: September 4, 2017
    Date of Patent: April 28, 2020
    Assignee: UBTECH ROBOTICS CORP.
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Publication number: 20200001462
    Abstract: The present disclosure provides a robot distance measuring method and apparatus as well as a robot using the same. The method includes: obtaining a plurality of relative position parameters of a robot from a plurality of ranging sensors; determining an installation distance between each two of the ranging sensors based on the plurality of relative position parameters; determining a sum of the installation distance of each looping arrangement of the plurality of ranging sensors based on the installation distance between each two of the ranging sensors; and enabling the plurality of ranging sensors sequentially to perform obstacle ranging according to a preset looping rule. Since the adjacent ranging sensors are avoided to range simultaneously or sequentially, the interference of the adjacent ranging sensors can be minimized, the accuracy of measuring the distance of the surrounding obstacles can be improved, thereby improving the navigation performance of the robot.
    Type: Application
    Filed: December 30, 2018
    Publication date: January 2, 2020
    Inventors: Youjun XIONG, Xiangbin Huang, Musen Zhang, Peng Nie, Hailang Zhou
  • Publication number: 20190366787
    Abstract: The present disclosure provides a suspension system, and a chassis with the same. The system includes: a fixing frame having an opening; a suspension frame disposed at the opening; and a driving wheel rotationally coupled to the suspension frame. In which, two ends of the suspension frame are respectively disposed on two ends of the fixing frame at the two sides of the opening to be selectively moved up and down along a height direction of the fixing frame, and two elastic members are respectively disposed between each of the two ends of the suspension frame and the corresponding end of the fixing frame at the two sides of the opening. In the present disclosure, the fixing frame and the suspension frame can move with respect to each other in a vertical direction, and the resetting adjustment is realized through the elastic member.
    Type: Application
    Filed: December 26, 2018
    Publication date: December 5, 2019
    Inventors: Youjun Xiong, Kunlei Zhao, Wenhua Yu, Libing Zhou, Hailang Zhou
  • Patent number: 10469321
    Abstract: The present disclosure relates to a channel configuration method for communication between the main controller of the robot and the at least one node of the robot, including: receiving at least one description message transmitted from at least one node via a broadcast channel, confirming a channel according to the description message of the node, wherein a main controller communicates with the node via the channel, and transmitting at least one channel configuration message via the broadcast channel. The channel configuration message carries the description message of the node and a description message of the channel. The main controller may communicate with the node via the channel.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: November 5, 2019
    Assignee: UBTECH Robotics Corp.
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Publication number: 20190329406
    Abstract: The present disclosure provides a joint limit detection method, apparatus, and robot with the same. The method includes: (a) determining a servo corresponding to a joint to be detected; (b) controlling an output shaft of the servo to rotate in a preset first direction; (c) measuring a rotational angle of the output shaft within a preset first duration; (d) determining whether the rotational angle of the output shaft is greater than a preset angle threshold; (e) repealing the steps (c) and (d) until the rotational angle of the output shaft is less than or equal to the preset angle threshold, if the rotational angle of the output shaft is greater than the angle threshold; and (f) determining a current rotational position of the output shaft as a first extreme position, if the rotational angle of the output shall is less than or equal to the angle threshold.
    Type: Application
    Filed: March 20, 2019
    Publication date: October 31, 2019
    Inventors: Youjun Xiong, Gaobo Huang, Hailang Zhou, Musen Zhang
  • Patent number: 10421199
    Abstract: A skin for a robot includes a first composite layer structure, a second composite layer structure and a number of first insulating protrusions. The first composite layer structure is used to be arranged on a housing of the robot, and includes a base adhesive layer arranged on the housing of robot, a first supporting layer stacked on the base adhesive layer and a first silver conductive adhesive layer stacked on the first supporting layer. The second composite layer structure covers the first composite layer, and includes a second silver conductive adhesive layer stacked on the first composite layer structure, and a second supporting layer stacked on the second silver conductive adhesive layer. The first insulating protrusions are arranged between the first silver conductive adhesive layer and the second silver conductive adhesive layer, and separate the first silver conductive adhesive layer and the second silver conductive adhesive layer.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: September 24, 2019
    Assignee: UBTECH ROBOTICS CORP.
    Inventors: Youjun Xiong, Bin He, Hailang Zhou, Musen Zhang
  • Patent number: 10357882
    Abstract: The present disclosure relates to a data upgrading method, including: transmitting a data region preparation request for preparing a data region, transmitting a length of the upgraded data packet via a block control instruction frame, wherein a node adjusts the data region according to the length of the upgraded data packet, receiving the length of the data region, and transmitting the upgraded data packet according to a predetermined sending sequence. As such, the abnormal operations may be avoided and the reliability may be enhanced.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: July 23, 2019
    Assignee: UBTECH ROBOTICS CORP.
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Patent number: 10333838
    Abstract: The present disclosure relates to a frame transmission method and a frame transmission device. The data frame includes an arbitration field and a data field. The arbitration field includes a frame mode indication sub-field indicating a frame mode of the data frame, and the data field includes an instruction sub-field indicating instruction messages carried the data frame. A great deal of information may be obtained by the configuration of the present disclosure, and thus the transmission efficiency may be enhanced.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: June 25, 2019
    Assignee: UBTECH Robotics Corp.
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Patent number: 10313150
    Abstract: The present disclosure relates to a data transmission method for robot, including: transmitting an attribute reporting request to at least one node via an attribute request frame, receiving an attribute reporting response transmitted from the node, updating the length of a buffer according to the attribute reporting response when a length of at least one attribute to be reported being determined to be greater than the length of the buffer. The attribute reporting response carries the length of the attribute data, and receiving the attribute data reported from the node via at least one block data, when the length of the attribute to be reported being determined to be less than or equals to the length of the buffer.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: June 4, 2019
    Assignee: UBTECH Robotics Corp.
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Publication number: 20190152074
    Abstract: A skin for a robot includes a first composite layer structure, a second composite layer structure and a number of first insulating protrusions. The first composite layer structure is used to be arranged on a housing of the robot, and includes a base adhesive layer arranged on the housing of robot, a first supporting layer stacked on the base adhesive layer and a first silver conductive adhesive layer stacked on the first supporting layer. The second composite layer structure covers the first composite layer, and includes a second silver conductive adhesive layer stacked on the first composite layer structure, and a second supporting layer stacked on the second silver conductive adhesive layer. The first insulating protrusions are arranged between the first silver conductive adhesive layer and the second silver conductive adhesive layer, and separate the first silver conductive adhesive layer and the second silver conductive adhesive layer.
    Type: Application
    Filed: December 21, 2017
    Publication date: May 23, 2019
    Inventors: Youjun Xiong, Bin He, Hailang Zhou, Musen Zhang
  • Publication number: 20180191611
    Abstract: The present disclosure relates to a frame transmission method and a frame transmission device. The data frame includes an arbitration field and a data field. The arbitration field includes a frame mode indication sub-field indicating a frame mode of the data frame, and the data field includes an instruction sub-field indicating instruction messages carried the data frame. A great deal of information may be obtained by the configuration of the present disclosure, and thus the transmission efficiency may be enhanced.
    Type: Application
    Filed: July 13, 2017
    Publication date: July 5, 2018
    Inventors: YOUJUN XIONG, Hailang Zhou, Musen Zhang
  • Publication number: 20180191555
    Abstract: The present disclosure relates to a method for detecting abnormal system bus. The method includes receiving a status response instruction of a node; obtaining information reporting an abnormal status of the node from the status response instruction; and determining an operating instruction according to a degree of the abnormal status. The present disclosure further provides a robot controller.
    Type: Application
    Filed: September 4, 2017
    Publication date: July 5, 2018
    Inventors: YOUJUN XIONG, Hailang Zhou, Musen Zhang
  • Publication number: 20180191524
    Abstract: The present disclosure relates to a data transmission method for robot, including: transmitting, an attribute reporting request to at least one node via an attribute request frame, receiving an attribute reporting response transmitted from the node, updating the length of a buffer according to the attribute reporting response when a length of at least one attribute to be reported being determined to be greater than the length of the buffer. The attribute reporting response carries the length of the attribute data, and receiving the attribute data reported from the node via at least, one block data, when the length of the attribute to be reported being determined to be less than or equals to the length of the buffer.
    Type: Application
    Filed: August 7, 2017
    Publication date: July 5, 2018
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Publication number: 20180191467
    Abstract: The present disclosure relates to a method for transmitting data through system bus between a main controller and a node of a robot. The method includes sequentially sending date frames to the node; receiving a message of an abnormal, data transmission sent by the main controller; resending the data frames being transmitted abnormally upon receiving the message. The present disclosure also provides a device for transmitting data through system bus.
    Type: Application
    Filed: September 4, 2017
    Publication date: July 5, 2018
    Inventors: YOUJUN XIONG, Hailang Zhou, Musen Zhang
  • Publication number: 20180191575
    Abstract: The present disclosure relates to a channel configuration method for communication between the main controller of the robot and the at least one node of the robot, including: receiving at least one description message transmitted from at least one node via a broadcast channel, confirming a channel according to the description message of the node, wherein a main controller communicates with the node via the channel, and transmitting at least one channel configuration message via the broadcast channel. The channel configuration message carries the description message of the node and a description message of the channel. The main controller may communicate with the node via the channel.
    Type: Application
    Filed: August 7, 2017
    Publication date: July 5, 2018
    Inventors: Youjun Xiong, Hailang Zhou, Musen Zhang
  • Publication number: 20180186010
    Abstract: The present disclosure relates to a data upgrading method, including: transmitting a data region preparation request for preparing a data region, transmitting a length of the upgraded data packet via a block control instruction frame, wherein a node adjusts the data region according to the length of the upgraded data packet, receiving the length of the data region, and transmitting the upgraded data packet according to a predetermined sending sequence. As such, the abnormal operations may be avoided and the reliability may be enhanced.
    Type: Application
    Filed: August 7, 2017
    Publication date: July 5, 2018
    Inventors: YOUJUN XIONG, Hailang Zhou, Musen Zhang