Abstract: This application discloses an embodiment of a scanning drive motor and pre-tightening method, rotating mirror, LiDAR, and mobile device. The scanning drive motor includes an integrated bearing structure, a mover assembly, and a stator assembly. The integrated bearing structure comprises a first bearing, a second bearing, and a rotating shaft. The first bearing includes a first inner ring and a first outer ring, and the second bearing includes a second inner ring and a second outer ring. The first bearing and the second bearing are both sleeved on the rotating shaft, and the first inner ring and the second inner ring are both connected to the rotating shaft. The mover assembly includes a mover. The stator assembly includes a stator and a stator base. The stator is connected to the stator base, which forms a bearing chamber. The scanning drive motor is more convenient to assemble.

Abstract: The embodiments of the present application disclose an emitter, an emitting module, and a LiDAR. The emitter includes a laser, a driving circuit, a substrate, and a heat conduction member. The laser and the driving circuit are both mounted on the substrate, and the heat conduction member is connected to the substrate, with at least the portion of the substrate used for mounting the laser being in contact with the heat conduction member. Mounting the laser on the substrate and having at least the portion of the substrate used for mounting the laser in contact with the heat conduction member facilitates timely and efficient heat dissipation from the laser through the heat conduction member, improving the heat dissipation rate around the laser and avoiding local hot spots at the laser, thereby ensuring the normal operation of the laser.

Abstract: A control device includes a touchscreen and one or more processors. The touchscreen is configured to display an image captured by an imaging device supported by a movable object or a carrier coupled to the movable object, and receive a user input indicative of selection of a position on the touchscreen to display a selected target of the image and selection of a zoom factor for zooming in or out of the selected target. The one or more processors are configured to generate control data based on information about the user input. The control data includes instructions for the imaging device, the carrier, or the movable object to automatically control an attitude of the imaging device for positioning the selected target at or near the selected position on the touchscreen and a zoom level of the imaging device according to the user selected zoom factor.

Abstract: An unmanned aerial vehicle (UAV) includes a UAV body including a first mounting member, a gimbal, and a plurality of stands. The gimbal includes a second mounting member connected to the first mounting member, and a gimbal body connected to the second mounting member. The plurality of stands are fixedly attached to the gimbal body and configured to rotate together with the gimbal body around a yaw axis of the gimbal body.

Abstract: A laser measuring device includes a light transceiving module configured to emit laser pulses and receive laser pulses reflected by a detection object; a scanning module including a rotatable transmissive optical element, the scanning module being configured to change a transmission direction of the laser pulse passing through the scanning module; and a reflection module including a rotatable reflective optical element, the reflective optical element being configured to reflect the laser pulse passing through the reflective optical element, the scanning module and the reflection module being sequentially disposed on a light exiting path of the light transceiving module.

Abstract: A control device includes a touchscreen and one or more processors. The touchscreen is configured to display an image captured by an imaging device supported by a movable object or a carrier coupled to the movable object, and receive a user input indicative of selection of a position on the touchscreen to display a selected target of the image and selection of a zoom factor for zooming in or out of the selected target. The one or more processors are configured to generate control data based on information about the user input. The control data includes instructions for the imaging device, the carrier, or the movable object to automatically control an attitude of the imaging device for positioning the selected target at or near the selected position on the touchscreen and a zoom level of the imaging device according to the user selected zoom factor.

Abstract: A motor includes a base, a rotor assembly, a first bearing, an elastic member, and a support member. The base includes a body and a support. The body includes a shaft hole. The support is arranged at an inner surface of the shaft hole. The rotor assembly includes a rotation shaft. The bearing is sleeved at the rotation shaft and at least partially mounted in the shaft hole. The rotation shaft is connected to an inner ring of the bearing and configured to rotate relative to an outer ring of the bearing. The elastic member is arranged between the support and the bearing and configured to apply pressure to the outer ring of the bearing. The support member is arranged at the rotation shaft. The support member abuts against the inner ring of the bearing and is configured to provide a support force to the inner ring of the bearing.

Abstract: A control device includes a display configured to show an image captured by an imaging device supported by a movable object and one or more processors configured to obtain information about a user input indicative of a target shown within the image, and generate data, based on the information about the user input indicative of the target, to effectuate an automatic control of a zoom level of the imaging device and an attitude of the imaging device relative to the target.

Abstract: Flight control method, flight control device, and multi-rotor unmanned aerial vehicle are provided. The vehicle includes a center frame, a carrier, arms, and a propulsion assembly on each arm. Each propulsion assembly includes a forward-rotating rotor, a counter-rotating rotor, a first driving device, and a second driving device. The method includes: determining a current attitude of the vehicle including a normal flight attitude with the carrier at a lower side of the center frame and an inverted flight attitude with the carrier at an upper side of the center frame; and adjusting vertical arrangement positions of the forward-rotating rotor and the counter-rotating rotor in the direction of the yaw axis according to the current attitude of the vehicle, such that the vertical arrangement positions of the forward-rotating rotor and the counter-rotating rotor remain unchanged, and each rotor maintains a state of pushing down airflow when the rotor rotates.

Abstract: An unmanned aerial vehicle (UAV) includes a housing and a radar device. The radar device is mounted at the housing and includes a base, an antenna assembly, a power transmitter assembly, and a power receiver assembly. The antenna assembly is arranged at the base and configured to rotate relative to the base around a rotation axis. The power transmitter assembly is configured to convert first electric power into electromagnetic energy and transmit the electromagnetic energy. The power receiver assembly is disposed at a distance from the power transmitter assembly, is electrically connected to the antenna assembly, and is configured to rotate with the antenna assembly, convert the received electromagnetic energy into electric power and deliver the electric power to the antenna assembly.

Abstract: A spraying apparatus includes a driving mechanism having a driving shaft rotatable around its own axis and a spin plate disposed at a bottom of the driving shaft. The spin plate is configured to rotate with the driving shaft to spray chemical solution. The driving mechanism includes a stator assembly, a rotor assembly and a housing assembly. The housing assembly includes a first housing member and a second housing member. The first housing member and the stator assembly are connected; the rotor assembly is connected to the second housing member; the first housing member is connected to the second housing member by snap-fit; and a bottom side of the second housing member is provided with a water inlet pipe that is connected to an internal of the spin plate.

Abstract: A sensor includes a camera and a dustproof structure. The dustproof structure includes a case accommodating the camera. The case includes a lens hole at a position corresponding to the camera. The dustproof structure further includes an airflow generating device configured to blow airflow to form an airflow barrier between the camera and the lens hole.

Abstract: The present disclosure provides a method for merging images. The method includes capturing N images by using N imaging devices of a UAV, N being an integer greater than 1; identifying an image of an occluding object in each image; and merging the N images based on the image of the occluding object in each image to obtain a merged image without the occluding object.

Abstract: A control device includes a display configured to show an image captured by an imaging device supported by a movable object and one or more processors configured to obtain information about a user input indicative of a target shown within the image, and generate data, based on the information about the user input indicative of the target, to effectuate an automatic control of a zoom level of the imaging device and an attitude of the imaging device relative to the target.

Abstract: An unmanned aerial vehicle (UAV) includes a UAV body including a first mounting member, a gimbal, and a plurality of stands. The gimbal includes a second mounting member connected to the first mounting member, and a gimbal body connected to the second mounting member. The plurality of stands are fixedly attached to the gimbal body and configured to rotate together with the gimbal body around a yaw axis of the gimbal body.