Abstract: A handheld gimbal device includes a gimbal and a gimbal handle connected to the gimbal. The gimbal handle includes a handle body and a hand grip detachably mounted at the handle body. The handle body includes an external interface configured to connect the gimbal with an external device.

Abstract: A control method for a mobile platform includes obtaining a captured image, determining a target first characteristic part of a target object from the captured image, determining a second characteristic part of the target object in the captured image, and switching from tracking the second characteristic part to tracking the target first characteristic part in response to a tracking parameter of the target object meeting a preset tracking condition.

Abstract: A rotor assembly includes a propeller, a motor, and a connection assembly. The motor includes a stator and a rotator rotatable with respect to the stator. The connection assembly is configured to connect the propeller to the motor and includes a locking member that is arranged between the propeller and the motor. The locking member is configured to rotate with respect to the rotator and the propeller in a rotation direction identical to a rotation direction of the propeller in operation to lock the propeller to the motor.

Abstract: An unmanned vehicle includes a body and a gimbal assembly arranged at the body. The body includes a bottom cover arranged at a bottom of the body. The gimbal assembly includes a shock-absorbing structure arranged inside the body and fixedly mounted at an inner bottom wall of the bottom cover, and a gimbal arranged outside the body and coupled to the shock-absorbing structure. The inner bottom wall is arranged inside the body and faces towards a top of the body.

Abstract: A video processing method includes obtaining a historical motion information candidate list, and encoding or decoding a plurality of first image blocks in a first region of a current frame according to the historical motion information candidate list. The historical motion information candidate list is obtained based on motion information of one or more second image blocks each being an encoded or decoded image block in a second region of the current frame outside the first region.

Abstract: A load device control method includes an adapter apparatus receiving a control command sent by an unmanned aerial vehicle (UAV) for controlling a load device connected to the UAV via the adapter apparatus, converting a first communication protocol between the UAV and the adapter apparatus into a second communication protocol between the adapter apparatus and the load device, and sending the control command to the load device using the second communication protocol.

Abstract: A method includes receiving first measurement data acquired by a radar based on radar signals reflected by a member of a movable device. The method also includes calculating an angle based on the first measurement data. The method also includes comparing the angle with a predetermined reference angle to obtain a difference. The method also includes adjusting an obstacle detection angle of the radar based on the difference. The method further includes causing the radar to scan an environment in the adjusted obstacle detection angle.

Abstract: An image processing method and apparatus for a mobile platform, a mobile platform, and a medium. The image processing method may include acquiring a current image to be encoded; acquiring an encoding quality evaluation parameter of an encoded historical image and a network state evaluation parameter of a wireless communication link, wherein the encoded historical image may be sent to a receiving end through the wireless communication link; and based on the encoding quality evaluation parameter and the network state evaluation parameter, determining whether to execute a target area image processing algorithm on the current image.

Abstract: A video encoding method including obtaining a motion vector candidate list of a current image block; determining a base motion vector according to motion vectors in the motion vector candidate list; in response to the base motion vector pointing to a short-term reference image, scaling a motion vector offset of the base motion vector using a scaling factor to obtain a scaled motion vector offset, and performing prediction for the current image block according to a motion vector determined by the scaled motion vector offset and the base motion vector; and in response to the base motion vector pointing to a long-term reference image, skipping scaling of the motion vector offset, and performing prediction for the current image block according to a motion vector determined by the motion vector offset that is not scaled and the base motion vector.

Abstract: A method for controlling a gimbal, implemented by a gimbal controller. The gimbal includes a gimbal assembly connected to the gimbal controller, the gimbal assembly being configured to mount an imaging device and drive the imaging device to rotate to adjust an imaging direction of the imaging device. The method includes determining whether the gimbal has entered a preset mode; and controlling rotation of the gimbal assembly to stabilize the imaging direction of the imaging device at a first balance direction when the gimbal enters the preset mode, and controlling a movement of the gimbal assembly such that the imaging direction of the imaging device is within a first cone angle range with the first balance direction as an axis before the gimbal exiting the preset mode.

Abstract: Techniques are disclosed for collaborative map construction using multiple vehicles. Such a system may include a ground vehicle including a first computing device and a first scanning sensor, and an aerial vehicle including a second computing device and a second scanning sensor. The ground vehicle can obtain a first real-time map based on first scanning data using the first scanning sensor, and transmit a first real-time map and position information to the aerial vehicle. The aerial vehicle can receive the first real-time map and the position information from the first computing device, obtain a second real-time map based on second scanning data collected using the second scanning sensor, and obtain a third real-time map based on the first real-time map and the second real-time map.

Abstract: The present disclosure relates to a method for controlling a movable platform. The method may include obtaining a target object selection operation input by a user on an interaction interface, the interaction interface displaying a three-dimensional model of an operation area, the target object selection operation configured to determine a position of a target object in the operation area; determining a target orientation of the movable platform when the target object is operated based on an orientation of the three-dimensional model displayed on the interaction interface when the target object selection operation is obtained; and determining a target position of the movable platform when the movable platform performs operation on the target object based on the position of the target object, the target orientation, and an operation distance of the movable platform.

Abstract: Systems and methods for performing optical distance measurement are provided. In one aspect, a system for measuring a distance to an object comprises a light emitter configured to emit an outbound light pulse, and a light sensor configured to receive a returning light pulse reflected from the object and output an analog pulse signal representing the returning light pulse. The system also comprises a field-programmable gate array (FPGA) coupled to the light sensor. The FPGA is configured to convert the analog pulse signal to a plurality of digital signal values, and generate a plurality of time measurements corresponding to the plurality of digital signal values. The system also comprises a controller configured to calculate the distance to the object based on the plurality of digital signal values and the plurality of time measurements.

Abstract: A distributed structure of a movable platform and a movable platform are provided. The movable platform includes: a platform body, a driving part, a plurality of signal modules divided into at least two groups, where each group of the signal modules is concentrated in one area; at least two control modules, where each control module is arranged in the area where a corresponding group of the signal modules is located, and each control module can directly obtain signals of the corresponding group of the signal modules in its area; and an signal transmission device, which is provided between the control modules and is configured to transmit signals between the control modules.

Abstract: An aircraft system includes an aircraft, which further includes at least one propeller to provide a flight power for the aircraft; a communication interface configured to communicate with a parachute; at least one storage medium, storing at least one set of instructions for controlling the aircraft system; and at least one processor in communication with the at least one memory. when the aircraft system is in operation, the at least processor executes the at least one set of instruction to: obtain a propeller locking instruction of the aircraft, and perform a corresponding operation based on the propeller locking instruction. The corresponding operation include a first operation. The first operation, corresponds to a scenario where the aircraft is in a flight state, includes: in response to the propeller locking instruction, the aircraft controlling the at least one propeller to stop and locking the at least one propeller, and deploying the parachute by the aircraft.

Abstract: A landing control method for an aircraft includes detecting whether a landing indication signal is received, controlling the aircraft to automatically land in a pre-set landing mode in response to the landing indication signal being received, detecting whether a landing control signal sent by a user is received, and, in response to the landing control signal sent by the user being received, modifying the pre-set landing mode according to the landing control signal to determine a modified landing mode. The landing control signal includes a first control signal for changing a pre-set attitude in the pre-set landing mode or a second control signal for changing a pre-set speed in the pre-set landing mode. The method further includes resuming the pre-set landing mode in response to the landing control signal being discontinued.

Abstract: An aircraft control method includes: acquiring a current flight state of the aircraft, in response to the aircraft being in a night flight mode, the aircraft being provided with a visual sensor and a light supplementation lamp configured to provide a fill light function for the visual sensor; controlling the light supplementation lamp to emit light according to a light supplementation rule of the light supplementation lamp, in response to the aircraft being in a first flight state; and controlling the light supplementation lamp to emit light according to an alerting rule of the light supplementation lamp, in response to the aircraft being in a second flight state. The light supplementation rule is configured to control the light supplementation lamp to implement the fill light function in the night flight mode, and the alerting rule is configured to control the light supplementation lamp to implement an aircraft flight alerting function in the night flight mode.

Abstract: A base station may include a base body, a landing pad, and a base station opening and closing structure. The base station opening and closing structure may include an open state and a closed state. In the open state, the base station opening and closing structure may provide a landing space for an aerial vehicle to land on the landing pad, and in the closed state, the base station opening and closing structure may provide an accommodating space to accommodate the aerial vehicle. During a process of the base station opening and closing structure transitioning from the open state to the closed state, the base station opening and closing structure may be configured to propel some blades of the aerial vehicle partially protruding out of the accommodating space to fold or retract so as to accommodate the aerial vehicle within the accommodating space.

Abstract: An aerial vehicle may include a fuselage; and one or more propellers coupled to the fuselage, wherein the aerial vehicle may have at least a taking off or landing state and a cruise state. In response to the aerial vehicle being in the taking off or landing state, an angle between a longitudinal axis of the fuselage and a horizontal plane may be within a first angular range and in response to the aerial vehicle being in the cruise state, an angle between the longitudinal axis of the fuselage and the horizontal plane may be within a second angular range. A maximum value of the second angular range may be less than a minimum value of the first angular range. In response to the aerial vehicle switching between the takeoff or landing state and the cruise state, the fuselage and the propellers may tilt as a whole.

Abstract: The present application relates to a control method of an aerial vehicle. The aerial vehicle may comprise a propulsion structure for providing flight power and a spraying apparatus for spraying a material. The control method may comprise determining current target information of the aerial vehicle during a process of the aerial vehicle performing a spraying task, wherein the current target information indicates wind field strength of a downward pressure wind field generated by the propulsion structure; determining, based on the current target information, a desired relative flight altitude of the aerial vehicle corresponding to the current target information relative to the material being sprayed below the aerial vehicle; and controlling the aerial vehicle to fly toward the desired relative flight altitude.