AIRCRAFT CONTROL METHOD AND AIRCRAFT

    公开(公告)号:US20220137643A1

    公开(公告)日:2022-05-05

    申请号:US17573882

    申请日:2022-01-12

    Abstract: Embodiments of the present invention relate to the field of aerial photography technologies and disclose an aircraft control method and an aircraft. The aircraft control method is applicable to the aircraft, and the aircraft includes a flight control system (FCS) configured to control the aircraft and a gimbal control system (GCS) configured to control a gimbal. The GCS can obtain a yaw control instruction to be inputted into the aircraft and attitude angle information outputted by the gimbal and then control yawing of the gimbal according to the yaw control instruction to be inputted into the aircraft and the attitude angle information outputted by the gimbal, so as to implement high-precision control of aerial photography of the aircraft, thereby ensuring high quality of an aerial video and resolving video freezing during aerial photography at a low rotation speed.

    AUTONOMOUS LANDING METHOD AND APPARATUS OF UNMANNED AERIAL VEHICLE AND UNMANNED AERIAL VEHICLE

    公开(公告)号:US20220075391A1

    公开(公告)日:2022-03-10

    申请号:US17352697

    申请日:2021-06-21

    Inventor: Xin ZHENG

    Abstract: The autonomous landing method of a UAV includes: obtaining a point cloud distribution map of a planned landing region; determining a detection region in the point cloud distribution map according to an actual landing region of the UAV in the point cloud distribution map; dividing the detection region into at least two designated regions, each of the at least two designated regions corresponding to a part of the planned landing region; determining whether a quantity of point clouds in each of the at least two designated regions is less than a preset threshold; and if a quantity of point clouds in a designated region is less than the preset threshold, controlling the UAV to fly away from the designated region of which the quantity of point clouds is less than the preset threshold, or controlling the UAV to stop landing.

    Gimbal, photographing apparatus having same, and unmanned aerial vehicle

    公开(公告)号:US11254444B2

    公开(公告)日:2022-02-22

    申请号:US16704498

    申请日:2019-12-05

    Inventor: Chun Yu

    Abstract: An embodiment of the present invention provides a gimbal, a photographing apparatus having same, and an unmanned aerial vehicle. The gimbal includes at least two drive assemblies connected successively; a carrying housing configured to mount the photographing apparatus; one drive assembly of the at least two drive assemblies being mounted within the carrying housing, and the at least two drive assemblies being capable of driving the carrying housing to rotate toward at least two directions, so as to adjust an angle of the photographing apparatus from the at least two directions.

    Remote control
    54.
    发明授权

    公开(公告)号:US11243557B2

    公开(公告)日:2022-02-08

    申请号:US16805132

    申请日:2020-02-28

    Inventor: Zhiying Liang

    Abstract: In an embodiment of the present invention, provides a remote control including: a remote control body and a control lever assembly at least partially accommodated in the remote control body; the control lever assembly including: a housing disposed in the remote control body; a rotating member disposed in the housing and rotatably connected to the housing; and a control lever connected to the rotating member, the control lever driving the rotating member to rotate around at least one direction relative to the housing; and the control lever having a handle and a dust-proof portion connected to the handle, the rotating member being connected to the dust-proof portion, the dust-proof portion being partially accommodated in the housing, and the rotating member being shielded by the dust-proof portion.

    ENCODING METHOD, IMAGE ENCODER AND IMAGE TRANSMISSION SYSTEM

    公开(公告)号:US20210400233A1

    公开(公告)日:2021-12-23

    申请号:US17467364

    申请日:2021-09-06

    Inventor: Zhaozao LI

    Abstract: Embodiments of the present invention relate to an encoding method, an image encoder and image transmission system. The encoding method includes: processing raw image data to obtain at least two channels of different output images; and performing multi-stream encoding on the at least two channels of output images, to form at least two corresponding channels of encoded data to support at least two types of service requirements. A multi-stream encoding manner is used in the encoding method, to adopt different encoding strategies for different service requirements thereby implementing services smoother while meeting the different service requirements.

    METHOD, APPARATUS AND UNMANNED AERIAL VEHICLE FOR PROCESSING DEPTH MAP

    公开(公告)号:US20210325909A1

    公开(公告)日:2021-10-21

    申请号:US17361694

    申请日:2021-06-29

    Inventor: Zhaozao LI

    Abstract: The method for processing a depth map includes the following steps: S1: correcting an image of a target area that is collected by an image collection apparatus; S2: performing binocular matching on the image to obtain a depth map of the target area; and S3: acquiring a distribution of obstacles around an UAV according to the depth map. The method further includes: acquiring execution times of the foregoing steps before executing the steps; and establishing at least two threads and at least one ring queue according to the execution times of the steps, and executing the steps by the at least two threads to reduce a total execution time.

    TARGET POSITIONING METHOD AND DEVICE, AND UNMANNED AERIAL VEHICLE

    公开(公告)号:US20210319575A1

    公开(公告)日:2021-10-14

    申请号:US17357346

    申请日:2021-06-24

    Inventor: Xin ZHENG

    Abstract: The present invention relates to a target positioning method and device, and an unmanned aerial vehicle. The method includes: acquiring a target image through an image acquisition device; acquiring the position information of a target in the target image according to the target image; acquiring original point clouds of an environment in front of the unmanned aerial vehicle through a depth sensor; acquiring the point clouds corresponding to the target in the original point clouds according to the original point clouds and the position information of the target in the target image; and acquiring the position information of the target in a three-dimensional space according to the point clouds corresponding to the target.

    Flight direction display method and apparatus, and unmanned aerial vehicle

    公开(公告)号:US11117662B2

    公开(公告)日:2021-09-14

    申请号:US16158899

    申请日:2018-10-12

    Abstract: Embodiments of the present invention relate to a flight direction display method and apparatus, and an unmanned aerial vehicle. The method includes: obtaining a flight direction indication of an aircraft sent by a camera system, where the flight direction indication is determined by the camera system according to a relative angle between a camera apparatus and the aircraft; and displaying the flight direction indication of the aircraft on a shooting preview screen. In this way, a flight direction of the aircraft is controlled according to the flight direction indication, so that in a shooting process, a flight direction of a fuselage of the aircraft is the same as a rotation direction of the camera apparatus, so as to shoot content wanted by the camera apparatus, thereby improving user experience.

    Starting method and apparatus for permanent magnet synchronous motor, power system, and unmanned aerial vehicle

    公开(公告)号:US11005396B2

    公开(公告)日:2021-05-11

    申请号:US16567183

    申请日:2019-09-11

    Inventor: Yidong Chen

    Abstract: Implementations of the present application relate to a starting method and apparatus for a permanent magnet synchronous motor, a power system, and an unmanned aerial vehicle (UAV). The method includes: obtaining a current motor rotational speed and motor position information of the permanent magnet synchronous motor; determining whether the current motor rotational speed is less than a preset minimum rotational speed, and if the current motor rotational speed is less than the preset minimum rotational speed, using the preset minimum rotational speed as a feedback rotational speed; otherwise, using the current motor rotational speed as a feedback rotational speed; and performing closed-loop control on the permanent magnet synchronous motor according to the feedback rotational speed and the motor position information. In this way, the starting method is simplified and simpler. Potential failure risks in various states in the prior art are avoided, thereby effectively improving reliability of a starting process.

    BATTERY USED FOR UNMANNED AERIAL VEHICLE AND UNMANNED AERIAL VEHICLE

    公开(公告)号:US20210107644A1

    公开(公告)日:2021-04-15

    申请号:US16986661

    申请日:2020-08-06

    Abstract: The present invention discloses an unmanned aerial vehicle including a main body, a plurality of arms, a propulsion assembly and a battery assembly, where each arm is coupled to the main body and the propulsion assembly is disposed on the each arm. The battery assembly is accommodated in a battery compartment of the main body. The battery assembly includes a shell, a battery body substantially disposed in the shell, a clamp button, and a restorable elastic piece. An end of the clamp button is mounted or connects to the shell, and the other end of the clamp button is detachably coupled to the main body. An end of the restorable elastic piece is disposed on the shell or connect to the shell, and the other end of the restorable elastic piece contacts the clamp button.

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