Patents by Inventor Yingzhi WANG

Yingzhi WANG 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: 20250068187
    Abstract: A control method of a gimbal device includes in response to a gimbal entering a movement status, obtaining an attitude of a support member, and in response to the attitude of the support member being an attitude corresponding to an expected photograph mode, controlling the gimbal to enter the expected photograph mode, including controlling the gimbal to rotate, to cause a specific plane in a coordinate system of an imaging device and a vertical direction to satisfy a position relationship. The specific plane is formed based on a first axis direction and a second axis direction in the coordinate system of the imaging device. In response to the imaging device being positioned substantially upright, the first axis direction and the second axis direction are substantially perpendicular to the vertical direction.
    Type: Application
    Filed: October 11, 2024
    Publication date: February 27, 2025
    Inventors: Shuai LIU, Yingzhi WANG, Wenjun WANG
  • Patent number: 12117856
    Abstract: A control method of a handheld gimbal includes, in response to a gimbal of the handheld gimbal entering a movement status, obtaining an attitude of a handle of the handheld gimbal that carries the gimbal, determining an expected photograph mode from a plurality of photograph modes according to the attitude of the handle, and controlling the gimbal to enter the expected photograph mode. The plurality of photograph modes comprise an up flashlight mode, a vertical photograph mode, a forward photograph mode, a reverse photograph mode, and a down flashlight mode.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: October 15, 2024
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Shuai Liu, Yingzhi Wang, Wenjun Wang
  • Patent number: 11873058
    Abstract: Provided is an intelligent electric wheel hub which belongs to the field of bicycle parts. Two ends of a cylindrical wheel hub housing (2) of the electric wheel hub are respectively connected to a wheel hub left end cover (25) and an outer flywheel ring (7) of a flywheel mechanism to form an inner cavity for integrating and accommodating a gear motor, a battery pack and a controller panel. The intelligent electric wheel hub is highly integrated and is energy-saving and environmentally friendly.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: January 16, 2024
    Assignee: ZHEJIANG CHAOJI ELECTRICAL TECHNOLOGY CO., LTD.
    Inventors: Jun Liu, Yingzhi Wang, Yichuang Liu
  • Publication number: 20220349587
    Abstract: A gas stove, including: a stove body, a range hood, a closed stove, and an exhaust system. The closed stove is disposed in the stove body. The closed stove includes a heat conduction panel, a burner, and a thermal insulation and guide device. The thermal insulation and guide device is disposed around the burner. The heat conduction panel is disposed on the top of the thermal insulation and guide device, and a combustion chamber is formed therebetween. The range hood is disposed on the stove body. The range hood includes a fume absorption inlet for receiving oil fumes formed in the process of food cooking. The stove body includes a fume release channel. The fume release channel communicates with the fume absorption inlet. The thermal insulation and guide device includes a smoke outlet for discharging hot smoke in the combustion chamber.
    Type: Application
    Filed: July 18, 2022
    Publication date: November 3, 2022
    Inventor: Yingzhi WANG
  • Publication number: 20220163874
    Abstract: A gimbal control method, a gimbal, and a computer-readable storage medium are provided. The method includes: determining a target motor to be rotated and a target joint angle; generating a corresponding rotation control instruction based on a deviation between a current joint angle of the target motor and the target joint angle; and controlling the target motor to rotate based on the rotation control instruction. This disclosure improves convenience of switching between a horizontal shooting mode and a vertical shooting mode.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Applicant: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xianmao CHANG, Yingzhi WANG, Shuai LIU
  • Publication number: 20220166910
    Abstract: A gimbal control method, a gimbal and a computer-readable storage medium including the gimbal control method are provided. The gimbal control method may include determining a target attitude angle of a gimbal, determining an attitude deviation value of the gimbal based on the target attitude angle and a current attitude angle of a clamping portion of the gimbal, generating a corresponding centering control instruction based upon the attitude deviation value, and executing the centering control instruction to control the gimbal to return to a center position.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Applicant: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xianmao CHANG, Shuai LIU, Yingzhi WANG
  • Patent number: 11265471
    Abstract: The present disclosure provides a gimbal control method, a device, a gimbal, a system, and a storage medium. The gimbal includes at least one axis of rotation. The method includes: determining a current first working mode of the gimbal; and if the gimbal satisfies a preset mode switching condition, controlling the gimbal to switch from the first working mode to a second working mode, and enabling the gimbal to maintain smooth and stable operation during the switching process, where in the first working mode, the axis of rotation is configured to enable the gimbal to face a first direction, and in the second working mode, the axis of rotation is configured to enable the gimbal to face a second direction. In this way, smooth transition of the gimbal can be maintained during mode switching, so that stability of image shooting during mode switching of the gimbal is improved.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: March 1, 2022
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Shuai Liu, Xianmao Chang, Yingzhi Wang
  • Patent number: 11245848
    Abstract: A method of controlling a gimbal mounted at an unmanned aerial vehicle (UAV) includes: obtaining a current attitude of the UAV and a current attitude of the gimbal at a current moment; predicting a flight speed of the UAV; and controlling the gimbal to rotate to maintain an angle of the gimbal relative to the UAV within a particular angle range according to the current attitude of the UAV, the current attitude of the gimbal, and the predicted flight speed of the UAV, such that a ratio of a propeller assembly of the UAV appearing in an image photographed by a capturing device mounted at the gimbal is lower than a pre-configured ratio threshold.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: February 8, 2022
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Yingzhi Wang, Shuai Liu, Guangyuan Lin
  • Publication number: 20220011787
    Abstract: A control method of a handheld gimbal includes, in response to a gimbal of the handheld gimbal entering a movement status, obtaining an attitude of a handle of the handheld gimbal that carries the gimbal, determining an expected photograph mode from a plurality of photograph modes according to the attitude of the handle, and controlling the gimbal to enter the expected photograph mode. The plurality of photograph modes comprise an up flashlight mode, a vertical photograph mode, a forward photograph mode, a reverse photograph mode, and a down flashlight mode.
    Type: Application
    Filed: July 2, 2021
    Publication date: January 13, 2022
    Inventors: Shuai LIU, Yingzhi WANG, Wenjun WANG
  • Publication number: 20210271221
    Abstract: A gimbal control method includes obtaining a target attitude parameter of a target attitude of an active gimbal and transmitting the target attitude parameter to a follower gimbal to adjust the follower gimbal to the target attitude. The target attitude is an attitude that the active gimbal is moving to.
    Type: Application
    Filed: May 15, 2021
    Publication date: September 2, 2021
    Inventors: Yingzhi WANG, Shuai LIU, Changxin HE, Yong YANG, Hanping CHEN
  • Publication number: 20210180743
    Abstract: The present disclosure provides a gimbal control method applied to a gimbal system. The method includes obtaining a current attitude of a rotating shaft frame included in the gimbal; obtaining a current operating mode of the gimbal; comparing the current attitude with a threshold attitude and obtaining a comparison result of the current attitude and the threshold attitude; and controlling the gimbal to rotate based on the comparison result. The current operating mode of the gimbal includes a stabilization mode and a follow mode; and controlling the gimbal to rotate based on the comparison result includes one or more of controlling the gimbal to rotate based on the comparison result to maintain the stabilization mode, controlling the gimbal to rotate based on the comparison result to maintain the follow mode, and controlling the gimbal to rotate to switch between the stabilization mode and the follow mode.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 17, 2021
    Inventors: Shuai LIU, Yingzhi WANG, Zhendong WANG
  • Publication number: 20210165388
    Abstract: A method for controlling a gimbal to rotate is provided. The method includes obtaining an attitude angle of the gimbal and an attitude angle of a base coupled to the gimbal in response to a trigger signal, and controlling the gimbal to rotate based on the attitude angle of the base and the attitude angle of the gimbal, such that the gimbal follows the base to rotate.
    Type: Application
    Filed: February 12, 2021
    Publication date: June 3, 2021
    Inventors: Yingzhi WANG, Shuai LIU, Zhendong WANG
  • Publication number: 20210120179
    Abstract: The present disclosure provides a gimbal control method, a device, a gimbal, a system, and a storage medium. The gimbal includes at least one axis of rotation. The method includes: determining a current first working mode of the gimbal; and if the gimbal satisfies a preset mode switching condition, controlling the gimbal to switch from the first working mode to a second working mode, and enabling the gimbal to maintain smooth and stable operation during the switching process, where in the first working mode, the axis of rotation is configured to enable the gimbal to face a first direction, and in the second working mode, the axis of rotation is configured to enable the gimbal to face a second direction. In this way, smooth transition of the gimbal can be maintained during mode switching, so that stability of image shooting during mode switching of the gimbal is improved.
    Type: Application
    Filed: December 24, 2020
    Publication date: April 22, 2021
    Applicant: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Shuai LIU, Xianmao CHANG, Yingzhi WANG
  • Publication number: 20210120176
    Abstract: A method of controlling a gimbal mounted at an unmanned aerial vehicle (UAV) includes: obtaining a current attitude of the UAV and a current attitude of the gimbal at a current moment; predicting a flight speed of the UAV; and controlling the gimbal to rotate to maintain an angle of the gimbal relative to the UAV within a particular angle range according to the current attitude of the UAV, the current attitude of the gimbal, and the predicted flight speed of the UAV, such that a ratio of a propeller assembly of the UAV appearing in an image photographed by a capturing device mounted at the gimbal is lower than a pre-configured ratio threshold.
    Type: Application
    Filed: December 11, 2020
    Publication date: April 22, 2021
    Inventors: Yingzhi WANG, Shuai LIU, Guangyuan LIN
  • Publication number: 20210084224
    Abstract: The present disclosure provides an unmanned aerial vehicle control method and an unmanned aerial vehicle. The unmanned aerial vehicle control method includes: determining that the unmanned aerial vehicle is in a first mode, where the first mode includes a mode in which the unmanned aerial vehicle moves following the rotation of the gimbal; and after determining that the gimbal is in a specific working condition, entering an exception handling procedure. According to the present disclosure, when the unmanned aerial vehicle is in the first mode, if the gimbal is in the specific working condition, which may cause the unmanned aerial vehicle to generate a spinning phenomenon, the unmanned aerial vehicle enters the exception handling procedure. Therefore, the spinning problem of the unmanned aerial vehicle is avoided, and a risk of crashing of the unmanned aerial vehicle is also avoided.
    Type: Application
    Filed: November 30, 2020
    Publication date: March 18, 2021
    Applicant: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Yingzhi WANG, Shuai LIU, Zhendong WANG
  • Publication number: 20210018138
    Abstract: A gimbal mode switching method includes: obtaining a mode switching instruction for switching the gimbal from a first mode to a second mode, a number of fixed joint angles in the first mode being greater than a number of fixed joint angles in the second mode; determining a first attitude angle of the gimbal in the first mode; determining a second attitude angle of the gimbal in the second mode according to the first attitude angle; and performing, according to the second attitude angle, value assignment with respect to an initial attitude of the gimbal in the second mode to switch the gimbal from the first mode to the second mode.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 21, 2021
    Inventor: Yingzhi WANG
  • Publication number: 20210009232
    Abstract: Provided is an intelligent electric wheel hub which belongs to the field of bicycle parts. Two ends of a cylindrical wheel hub housing (2) of the electric wheel hub are respectively connected to a wheel hub left end cover (25) and an outer flywheel ring (7) of a flywheel mechanism to form an inner cavity for integrating and accommodating a gear motor, a battery pack and a controller panel.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 14, 2021
    Inventors: Jun LIU, Yingzhi Wang, Yichuang Liu
  • Publication number: 20200326709
    Abstract: A method for controlling reset of a gimbal includes calculating a difference between a joint angle of the gimbal at a first position and a joint angle of the gimbal at a second position when the gimbal passively rotates from the first position to the second position along a passive rotation direction, and controlling the gimbal to return to the first position from the second position by rotating along a direction opposite to the passive rotation direction if the difference satisfies a first condition, or by rotating along a shortest path or along the direction opposite to the passive rotation direction according to a target sub-region if the difference satisfies a second condition. The first position is located in the target sub-region, which is one of a plurality of sub-regions of a rotation region of the gimbal. The rotation region has a joint angle range larger than 360 degrees.
    Type: Application
    Filed: June 25, 2020
    Publication date: October 15, 2020
    Inventors: Shuai LIU, Yingzhi WANG, Zhendong WANG
  • Publication number: 20200319642
    Abstract: A gimbal is provided for an unmanned aerial vehicle (UAV). The gimbal includes a processor, a rotational axis mechanism, a motor for driving the rotational axis mechanism, and a first sensor for providing first attitude data of the gimbal. The processor is configured to obtain a first instruction to control movement of the gimbal; acquire the first attitude data from the first sensor; acquire second attitude data of the UAV that is connected to the gimbal; adjust a control direction of the first instruction based on the first attitude data and the second attitude data to obtain a second instruction for controlling the gimbal; and control movement of the motor using the second instruction to drive the rotational axis mechanism so as to realize the controlling of the gimbal.
    Type: Application
    Filed: June 17, 2020
    Publication date: October 8, 2020
    Inventors: Shuai LIU, Yingzhi WANG, Zhendong WANG
  • Publication number: 20200309523
    Abstract: A gimbal control method includes determining whether a movable object enters a compass calibration mode and, when the movable object enters the compass calibration mode, controlling a gimbal movement of a gimbal carried by the movable object so that the gimbal remains relatively stationary relative to the movable object.
    Type: Application
    Filed: June 16, 2020
    Publication date: October 1, 2020
    Inventors: Shuai Liu, Yingzhi Wang, Wenjun Wang