An unmanned aerial vehicle (100). The unmanned aerial vehicle (100) comprises a vehicle body (10) and vehicle arm assemblies (20), wherein two vehicle arm assemblies (20) are provided, and the two vehicle arm assemblies (20) are symmetrically arranged on opposite sides of the vehicle body (10); each vehicle arm assembly (20) comprises a vehicle arm (21) and power components (22) arranged on the vehicle arm (21); the vehicle arm (21) comprises a first end (211) and a second end (212) which are arranged opposite each other, the first end (211) being rotatably connected to the vehicle body (10) to enable the vehicle arm (21) to be collapsed or expanded relative to the vehicle body (10), and the second end (212) extending in a direction away from the first end (211); the power components (22) on each vehicle arm (21) are arranged at intervals in the direction in which the first end (211) extends toward the second end (212); and each power component (22) comprises a drive member (221) and a blade (222) connected to the drive member (221), the drive member (221) being mounted on the vehicle arm (21).
A gimbal, a gimbal control method and device, and a storage medium. The gimbal comprises: a first component; a second component, which is mechanically coupled with the first component; and a non-contact sensor, which is arranged on the first component and/or the second component. The non-contact sensor is used for outputting a sensing signal, such that when the relative positions of the first component and the second component change, the gimbal can execute a control operation corresponding to the sensing signal. The control operation comprises any of a power-on operation and a power-off operation. The gimbal can improve the user experience in a using process.
F16M 13/04 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains
F16M 11/04 - Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
The present application provides a gimbal control method. A gimbal comprises a shaft arm assembly, the shaft arm assembly is used for carrying a load device, and the shaft arm assembly comprises at least one shaft arm and a motor for controlling the shaft arm to rotate. The control method comprises: when the gimbal is in a no-load mode, controlling the at least one motor, to make the shaft arm assembly in a first pose; and in response to a push-pull operation on the shaft arm assembly, controlling the at least one motor, to make the shaft arm assembly be kept in the current pose when the push-pull operation is no longer performed on the shaft arm assembly. According to the technical solution provided in embodiments of the present application, a motor of a gimbal is controlled in a no-load mode, so that the complexity of operating the gimbal is reduced, and the user experience is further improved.
A gimbal and an unmanned aerial vehicle. The gimbal specifically comprises: a support (10), which is used for carrying a camera device (20); an electric motor (11), which is used for driving the support (10) to rotate, and comprises a stator (111) and a rotor (112); an electronic speed controller, which is electrically connected to the electric motor (11), and is used for controlling the electric motor (11) to operate, wherein under the control of the electronic speed controller, the electric motor (11) is powered on and outputs power; and a magnetic gear assembly (12), which comprises a torque input end and a torque output end, the torque input end being mechanically coupled to the rotor (112), and the torque output end being mechanically coupled to the support (10), wherein the electric motor (11) drives the torque input end to rotate, and after rotation speed is changed via the magnetic gear assembly (12), the torque output end drives the support (10) to rotate, so as to change the attitude of the camera device (20). The electric motor (11) can realize the transmission of a relatively large torque in a relatively small space, and the precision of torque transmission is relatively high. Moreover, as the usage time is extended, relatively high transmission precision and relatively low transmission noise can also be achieved.
B64C 13/20 - Initiating means actuated automatically, e.g. responsive to gust detectors using radiated signals
F16M 11/12 - Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
A control method for a stability augmentation apparatus. The stability augmentation apparatus is used for augmenting the stability of a load, and the stability augmentation apparatus comprises a first part (130) and a second part (110), wherein the first part (130) is connected to a first end of an extension rod (120), the second part (110) is connected to a second end of the extension rod (120), and the extension rod (120) is telescopic. The control method comprises: acquiring telescopic state information of an extension rod (120) (S110); and adjusting control information of a stability augmentation apparatus according to the telescopic state information (S120). Thus, the problem of the unstable operation of a stability augmentation apparatus caused by a change in telescopic state information of an extension rod (120) is effectively ameliorated, thereby improving the user experience.
F16M 11/12 - Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
F16M 13/04 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains
6.
DATA PROCESSING METHOD AND APPARATUS, AND DEVICE, MOVABLE PLATFORM, UNMANNED AERIAL VEHICLE, STORAGE MEDIUM AND PROGRAM PRODUCT
Provided in the present application are a data processing method and apparatus, and a device, a movable platform, an unmanned aerial vehicle, a storage medium and a program product. The method is applied to an electronic device, and the electronic device locally stores a private key, a device certificate, and a verification certificate for verifying the device certificate, wherein the device certificate comprises a public key, and the private key and the public key correspond to each other. The method comprises: acquiring sensing data collected by an electronic device; and signing the sensing data by means of a private key to obtain signature information, wherein after a verification certificate verifies that a device certificate is legitimate, the signature information and a public key are used for determining whether the sensing data has been tampered with after being signed. The present application can solve the technical problem in the related art of verifying whether sensing data has been tampered with.
A gimbal, a gimbal camera (400) and an unmanned aerial vehicle. The gimbal specifically comprises: a first driving mechanism (10), which is used for driving a photographing device (20) to rotate about a first rotary shaft; a base (11), wherein the base (11) is connected to the first driving mechanism (10); a second driving mechanism (13), which is connected to the base (11); and an arc-shaped shaft arm (12), wherein the side of the arc-shaped shaft arm (12) close to an axis thereof is provided with a first accommodating space, and the first accommodating space can be used for accommodating the photographing device (20). The optical axis of the photographing device (20) is non-parallel to the axis of the arc-shaped shaft arm (12); the second driving mechanism (13) is connected to the arc-shaped shaft arm (12); and the second driving mechanism (13) can drive the photographing device (20) to slide relatively along the arc-shaped shaft arm (12), and can rotate relative to a second rotary shaft.
A video processing method and apparatus, a device, and a computer storage medium. The method comprises: obtaining a video acquired by a photographing apparatus; dividing the video into a plurality of regions according to information associated with an inter-frame global motion state of the video, wherein the plurality of regions comprise regions of interest and non-regions of interest; and performing different image processing on the regions of interest and the non-regions of interest, so that the definition of the regions of interest is different from that of the non-regions of interest. The present application can effectively reduce the occupation of transmission resources while ensuring users' subjective image quality experience.
A ducted aircraft (100) and a duct (10) thereof. The ducted aircraft (100) comprises a duct (10), a fuselage (20), and power assemblies (30). The duct (10) comprises at least two duct units (11). The duct units (11) are each provided with a duct hole (111). The fuselage (20) is connected to the duct (10). The power assemblies (30) are connected to the fuselage (20). Each of the power assemblies (30) is at least partially located in the duct hole (111). The power assemblies (30) work in conjunction with the duct (10) to provide aerodynamic lift. At least a part of the duct unit (11) is of a hollow structure. The provided ducted aircraft (100) can effectively reduce the weight of the duct (10) and improve the force efficiency of a system, thereby prolonging the duration of flight.
A flight control method, an apparatus, an unmanned aerial vehicle, and a storage medium. The method comprises: in a flight state, determining whether a collision of an unmanned aerial vehicle occurs (31); and, when it is determined that the collision occurs, decreasing the rotational speed of all motors in a power system of the unmanned aerial vehicle so as to reduce the flight altitude of the unmanned aerial vehicle, and adjusting the attitude of the unmanned aerial vehicle to a normal attitude (32). The present application can reduce the occurrences of the abnormal conditions in which, after colliding with obstacles, unmanned aerial vehicles turn over and are finally firmly attached to the obstacles.
A control method and apparatus, an aircraft, a mobile platform, and a storage medium. The control method comprises: controlling a driving assembly of the aircraft to drive a wing assembly of the aircraft to move relative to a central body of the aircraft, so that the aircraft is in a first state, wherein when the aircraft is in the first state, the wing assembly comprises a proximal end part close to the central body and a distal end part away from the central body, and an included angle exists between a line connecting the proximal end part and the distal end part and a roll axis of the aircraft; and controlling the driving assembly of the aircraft to drive the wing assembly of the aircraft to move relative to the central body of the aircraft, so that the aircraft is switched from the first state to a second state, wherein the included angle is different in the first state and the second state.
Provided in the embodiment of the present application is an aircraft, comprising: a center body; two arm assemblies, which are respectively arranged on opposite sides of the center body, and each of which is provided with a proximal end portion close to the center body and a distal end portion away from the center body; a power device, which is configured to move the aircraft and comprises first rotor power assemblies respectively mounted on the two arm assemblies; and a driving mechanism, which is mechanically coupled to the two arm assemblies, wherein when the aircraft is in a flight state, the driving mechanism can drive the two arm assemblies to move relative to the center body, so that the distal end portions are stably maintained at a first height position and a second height position different from the first height position; and the distance between the first rotor power assemblies of the two arm assemblies when the distal end portions are at the first height position is less than the distance therebetween when the distal end portions are at the second height position.
A control method for a head-mounted display device (400). The control method comprises: acquiring a reference yaw orientation (OA, OA1) of the nose of an unmanned aerial vehicle (S110); acquiring an actual yaw orientation (OB, OB1, OB2, OB3) of an imaging apparatus (130) (S120); and displaying indicators (10, 11, 12, 20, 30, 40, 41, 42, 50, 60, 70, 80, 90, 102, 103, 104, 105) according to the reference yaw orientation (OA, OA1) and the actual yaw orientation (OB, OB1, OB2, OB3), the indicators (10, 11, 12, 20, 30, 40, 41, 42, 50, 60, 70, 80, 90, 102, 103, 104, 105) being used for indicating the reference yaw orientation (OA, OA1) and/or a deviation between the actual yaw orientation (OB, OB1, OB2, OB3) and the reference yaw orientation (OA, OA1) (S130), wherein the reference yaw orientation (OA, OA1) is a movement direction reference of horizontal movement control of a control terminal (200, 300) over a movable device. The control method can prevent a user (101) from being disoriented and affecting the operation and control over a movable device. Also provided are a head-mounted display device (400), a control system and a storage medium.
A head-mounted display device (10), comprising an omnidirectional antenna (100) and a directional antenna (200). The omnidirectional antenna (100) is configured to be a transmitting antenna for transmitting uplink data to a movable platform and a receiving antenna for receiving downlink data transmitted by the movable platform. The directional antenna (200) is configured to be a receiving antenna for receiving downlink data transmitted by the movable platform. On the basis of the omnidirectional antenna (100) configured to receive and transmit, the directional antenna (200) configured to receive the downlink data transmitted by the mobile platform is added to the head-mounted display device (10). By means of such configuration of antennas, the head-mounted display device (10) can have good transmitting and receiving performance when the movable platform and the head-mounted display device (10) are in different relative positions, and long-distance transmission of a large volume of downlink data can also be satisfied under the condition of meeting the limitation of certification regulations for EIRP.
A fault detection method and apparatus for a phase voltage sampling circuit, and a movable platform, wherein a phase voltage sampling circuit comprises a microcontroller and a resistor circuit connected to the microcontroller: inputting an excitation signal to the resistor circuit by means of the microcontroller; acquiring a response signal corresponding to the excitation signal and generated by the resistor circuit; and, on the basis of the response signal, detecting whether the phase voltage sampling circuit has a fault. Without an external test apparatus and without occupying excessive microcontroller resources, the technical solution provided by the present embodiments can judge whether an open-circuit fault occurs in a neutral point resistor circuit during three-phase voltage sampling, thus improving stability and reliability of controlling a permanent magnet motor.
A charging method, a charging apparatus, an electronic device system, and a storage medium. The method is applied to a charging apparatus, and the charging apparatus can simultaneously charge a plurality of batteries to be charged. The method comprises: controlling a first charging device of the charging apparatus to charge a first battery with a first current (S101); and, after the first charging device stops charging the first battery, controlling a second charging device of the charging apparatus to charge the first battery with a second current, and meanwhile controlling the first charging device to charge a second battery with a first current, the first battery and the second battery being batteries to be charged that are electrically connected to the charging apparatus, and the first current being greater than the second current (S102).
Lens adjustment methods, an adjuster, a shooting system, a mobile system, and a storage medium. One lens adjustment method is applied to the shooting system. The shooting system comprises an adjuster and a lens, the adjuster being used for communication connection with the lens and comprising an adjustment motor and a gear, the adjustment motor being used for driving the gear to rotate, and the gear being used for meshing with the lens. A first position sensor is arranged in the lens. The method comprises: acquiring lens position information collected by the first position sensor; and, according to the lens position information, driving the adjustment motor to drive the gear to rotate so as to adjust the parameters of the lens meshed with the gear. In the present embodiments, the adjuster can automatically adjust the parameters of the lens according to the lens position information, and therefore, compared with manual operation, the present embodiments improve the lens parameter adjustment accuracy and the shooting effect, effectively reducing the operating burden of a user.
A control method and apparatus for a terminal device, an encoding and decoding method, an image transmission device and an image transmission system. The control method comprises: acquiring a control signal, which is generated when a user triggers a first control component on a control device, wherein the control device is used for controlling a terminal device; sending the control signal to the terminal device, so that the terminal device executes a control function indicated by means of the control signal, wherein the terminal device comprises a second control component corresponding to the first control component, and the control function indicated by means of the control signal is consistent with a control function corresponding to the second control component. In this way, the functions of control components on a control device can be more flexible and varied.
Provided in embodiments of the present application is a head-mounted display device, comprising: a frame body; two visual modules, which are arranged on the frame body at intervals in a first direction, at least one visual module being movably disposed on the frame body; and an adjustment locking mechanism. The adjustment locking mechanism comprises a transmission mechanism and an operation member. The transmission mechanism is connected to a visual module and is configured to drive the visual module to slide in the first direction and/or drive an adjustment portion of the visual module to rotate. The operation member matches with the transmission mechanism to enable the adjustment locking mechanism to have an unlocked state and a locked state. When the adjustment locking mechanism is in the unlocked state, the operation member drives the adjustment portion of the visual module to rotate by means of the transmission mechanism and/or drives the visual module to slide in the first direction. When the adjustment locking mechanism is in the locked state, the operation member locks the visual module to the frame body. According to the embodiments of the present application, one-key adjustment and locking of any one or two among pupillary distance and diopter are achieved by means of the operation member, and the structure is simpler.
Embodiments of the present application provide a mask. The mask comprises an elastic member (100) for being in contact with a wearer; the elastic member (100) is provided with a window (102) for viewing and a waring surface (103) in contact with the wearer; and a deformation channel (101) is provided in the elastic member (100), so as to form a relief space for deformation of an elastic material of the elastic member (100). In a use state of the mask, the wearing surface (103) of the elastic member (100) is in contact with the face of the wearer, or at least partially in contact with the face of the wearer, such that the elastic member is pressed to a certain extent; and the deformation channel (101) is provided in the elastic member (100), such that when the elastic member (100) is pressed, the deformation channel (101) can provide a relief space for the deformation of the elastic material of the elastic member (100), thereby enhancing the deformation capability of the elastic member (100) and improving the wearing comfort of the mask.
A method and apparatus (12, 90, 102, 113) for controlling a gimbal (11, 101, 112), and a movable platform (110) and a storage medium. The method comprises: acquiring an enabling operation for an intelligent following function; in response to the enabling operation, automatically determining, from among a plurality of cameras of a photographing apparatus, one camera as a target camera that corresponds to the intelligent following function; and according to an image that corresponds to the target camera, controlling the gimbal (11, 101, 112) to rotate, so as to follow a target to be followed.
A gimbal (1000) and a movable platform (2000). The gimbal (1000) comprises one or more rotating shaft mechanisms (100), and the posture of a load borne by the gimbal (1000) is adjusted by means of the rotating shaft mechanism (100). The rotating shaft mechanism (100) comprises a rotating disc (20), a rotating arm (10), an electric motor (30), and a locking system (40). The rotating disc (20) and the rotating arm (10) are respectively connected to a stator (31) or a rotor (32) of the electric motor (30). The locking system (40) is arranged on the rotating disc (20) and/or the rotating arm (10) and is used for locking the rotating arm so as to stop the rotating arm (10) from rotating relative to the rotating disc (20).
F16M 11/12 - Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
F16M 11/18 - Heads with mechanism for moving the apparatus relatively to the stand
F16M 11/16 - Heads - Details concerning attachment of head-supporting legs, with or without actuation of locking members therefor
23.
DUAL-FREQUENCY ANTENNA, REMOTE CONTROLLER, AND UNMANNED AERIAL VEHICLE SYSTEM
A dual-frequency antenna (100), a remote controller (200), and an unmanned aerial vehicle system (300). The dual-frequency antenna (100) comprises a substrate (10), a first radiation branch (20), a second radiation branch (30), and a third radiation branch (40); the substrate (10) is provided with a feed point (11) and a ground point (12); the first radiation branch (20) comprises a feed end (21) and a coupling end (22); the feed end (21) is electrically connected to the feed point (11). The second radiation branch (30) comprises a ground end (31) and a connecting end (32), and the ground end (31) is electrically connected to the ground point (12). The third radiation branch (40) is electrically connected to the connecting end (32), and is electromagnetically coupled to the coupling end (22); the first radiation branch (20) is used for radiating high-frequency electromagnetic waves; the first radiation branch, the second radiation branch, and the third radiation branch are jointly used for radiating low-frequency electromagnetic waves.
H01Q 5/50 - Feeding or matching arrangements for broad-band or multi-band operation
H01Q 5/20 - Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
An unmanned aerial vehicle, comprising: a fuselage (10), which comprises a nose F and a tail B opposite the nose; a plurality of rotor wing devices (11) mounted on the fuselage (10); and a rear obstacle avoidance sensor (12) mounted on the top of the fuselage (10), wherein states of the unmanned aerial vehicle comprise a rear flight state of flying in the direction of the tail B, and a hovering state of stably hovering in a breezeless environment. In the hovering state, the fuselage (10) inclines in a length direction relative to a horizontal direction H, such that the height of the nose F is greater than that of the tail B; and the inclination angle of a sensing direction of the rear obstacle avoidance sensor (12) relative to the horizontal direction H when the unmanned aerial vehicle is in the hovering state is greater than the inclination angle relative to the horizontal direction H when the unmanned aerial vehicle is in the rear flight state. The flight efficiency, the overall obstacle avoidance function and the flight experience of the unmanned aerial vehicle are all improved.
A control method for an unmanned aerial vehicle, an image display method, an unmanned aerial vehicle, and a control terminal. The unmanned aerial vehicle can be in communication connection with a control terminal, and the unmanned aerial vehicle comprises a gimbal, which is used for carrying an image collection apparatus. The control method for an unmanned aerial vehicle comprises: acquiring a target object to be photographed and a preset working mode, wherein the working mode comprises a pre-flight trajectory and gimbal control information of an unmanned aerial vehicle, the pre-flight track being set by a user, and the gimbal control information also being set by the user; automatically controlling, according to the pre-flight trajectory, the unmanned aerial vehicle to move; and automatically controlling, according to the gimbal control information, a gimbal and an image collection apparatus to photograph the target object. The technical solution provided in the present embodiment can realize automatic decoupling control on an unmanned aerial vehicle and a gimbal, such that the degree of freedom of photographing is higher; and a more flexible and richer experience can be provided for a user, which is conducive to bringing about a filming effect that is more interesting and has a stronger visual impact, thereby greatly enriching photographing effects that can be achieved by the unmanned aerial vehicle.
A stability augmentation system (100), a stability augmentation method, and a movable platform (3000). A photographing device (20) is mounted on a gimbal (10), and is provided with an actuator (21) and an optical element (22). A processor (30) is used for acquiring an attitude difference according to a preset first target attitude and the current attitude of the photographing device (20). The actuator (21) is used for driving, according to the attitude difference, the optical element (22) to move, so as to compensate for the photographing device (20).
A detection device (10) and a movable platform. The detection device (10) comprises: a light source (111) for emitting optical pulse sequences, the optical pulse sequences comprising a first optical pulse sequence having a first wavelength and a second optical pulse sequence having a second wavelength, the difference between the first wavelength and the second wavelength being greater than a predetermined wavelength, and the predetermined wavelength being not less than 60 nm; and a scanning module (12) comprising a beam splitter, the first optical pulse sequence and the second optical pulse sequence being emitted at different angle ranges after passing through the beam splitter, so as to form different scanning fields of view. The difference of wavelengths of optical pulse sequences emitted by the light source (111) is not less than 60 nm, so that interference between optical pulse sequences having different wavelengths can be avoided.
A camera apparatus, comprising: a housing (1), a mainboard assembly (2), a screen assembly (3), and a heat dissipation assembly (4). The screen assembly (3) is disposed on the housing (1). The mainboard assembly (2) and the heat dissipation assembly (4) are located in a space enclosed by the housing (1). Thermal conduction is implemented between the mainboard assembly (2) and the heat dissipation assembly (4), and thermal conduction is implemented between the heat dissipation assembly (4) and the screen assembly (3), so that heat generated by the mainboard assembly (2) is conducted to the screen assembly (3). The camera apparatus dissipates heat by means of the screen assembly (3), thereby increasing a heat dissipation area and effectively improving a heat dissipation effect.
Provided are a control method and apparatus for a head-mounted display apparatus, and a storage medium. The method comprises: controlling a display to display a sliding operation guide identifier, wherein the sliding operation guide identifier is used for guiding a user to perform a sliding operation in a preset direction on a touch panel (101); detecting a sliding calibration operation of the user on the touch panel, and determining and recording a sliding direction of the sliding calibration operation (102); detecting a sliding control operation of the user on the touch panel, and determining a sliding direction of the sliding control operation (103); determining whether the sliding direction of the sliding control operation is matched with the sliding direction of the sliding calibration operation (104); and if the sliding direction of the sliding control operation is matched with the sliding direction of the sliding calibration operation, generating a head-mounted display apparatus control instruction corresponding to the sliding operation in the preset direction (105). By using the present invention, the degree of freedom of generating the head-mounted display apparatus control instruction can be improved, the user habit is satisfied, and the operation convenience of the user is improved.
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
G06F 3/0488 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
30.
METHOD AND APPARATUS FOR CONTROLLING UNMANNED AERIAL VEHICLE, UNMANNED AERIAL VEHICLE, AND STORAGE MEDIUM
A method and apparatus for controlling an unmanned aerial vehicle, an unmanned aerial vehicle, and a storage medium. The control method comprises: during a process of tracking a target object by the unmanned aerial vehicle, obtaining the distance between the target object and the unmanned aerial vehicle (S101); and when the distance is greater than a preset distance threshold, controlling the unmanned aerial vehicle to stop tracking the target object (S102). In this way, upon tracking the target object, the unmanned aerial vehicle can determine, according to the distance between the unmanned aerial vehicle and the target object, whether to stop tracking the target object, thereby ensuring the flight safety of the unmanned aerial vehicle.
A control method and apparatus, an unmanned aerial vehicle, a control system, and a storage medium. The method is applied to an unmanned aerial vehicle. The method comprises: acquiring a reference yaw orientation of a nose of an unmanned aerial vehicle (S101); if a first yaw control instruction from a first control terminal is acquired, controlling, according to the first yaw control instruction, a body of the unmanned aerial vehicle to perform yaw rotation, and updating the reference yaw orientation, so as to acquire an updated reference yaw orientation (S102); and if a second yaw control instruction from a second control terminal is acquired, controlling, according to the second yaw control instruction, the body of the unmanned aerial vehicle to perform yaw rotation, and keeping the reference yaw orientation unchanged, wherein the reference yaw orientation serves as a flight direction reference for the first control terminal to control the horizontal flight of the unmanned aerial vehicle (S103). By means of the method, a first control terminal can continuously control the horizontal movement of an unmanned aerial vehicle.
A laser, a lidar and a movable platform. The laser comprises: a substrate, the substrate comprising a first pad and second pads; a laser diode array, the laser diode array comprising M laser diodes, the M laser diodes sharing an N pole, the N pole of the laser array being coupled with the first pad; M energy storage apparatuses, each energy storage apparatus comprising a first electrode located on a first side and a second electrode located on a second side opposite the first side, the first side of each energy storage apparatus being coupled with a second pad, the second electrode of each energy storage apparatus being correspondingly connected to a P pole of one different laser diode, respectively; a circuit board, comprising M charging circuits and being used for charging each energy storage apparatus, each charging circuit being correspondingly electrically connected to the second electrode of one different energy storage apparatus, respectively, wherein M is an integer greater than 1. The laser can emit light having a narrow pulse width, allowing for increased peak power.
Embodiments of the present invention provide an unmanned aerial vehicle obstacle avoidance method and apparatus, an unmanned aerial vehicle, a remote control device and a storage medium. The method comprises: obtaining a real-time environment image captured by an image photographing device of an unmanned aerial vehicle; and superposing a first mark in a first image area of the real-time environment image, and superposing a second mark in a second image area of the real-time environment image, wherein the first mark and the second mark are used for indicating that an environment space corresponding to the first image area and an environment space corresponding to the second image area have different obstacle avoidance costs, and the obstacle avoidance costs are associated with safety, the electric quantity consumed by obstacle avoidance and/or the length of an obstacle avoidance path. By adopting the present invention, different marks are superposed in different image areas in the real-time environment image, and environment spaces corresponding to the different image areas have different obstacle avoidance costs.
A control method, comprising: acquiring distribution information of point clouds (110); and determining whether the point cloud row distribution of the point clouds is along a second direction, and if the point cloud row distribution of the point clouds deviates from the second direction, controlling first reflecting modules (20, 102, and 1221) to adjust from a current attitude to a target attitude, so as to correct the point cloud row distribution to the second direction (120). The control method can adjust the point cloud distribution of detection devices (100 and 122), and when the point cloud row distribution deviates and affects the uniformity of the point cloud distribution, the point cloud row distribution can be corrected to a suitable direction by controlling the attitude of a scanning module to change, so as to generate a desired point cloud distribution.
An unmanned aerial vehicle control method and apparatus, an unmanned aerial vehicle, and a storage medium. The method comprises: acquiring a position of a take-off point of an unmanned aerial vehicle (S101); acquiring a height map of a surrounding zone of the take-off point according to the position of the take-off point (S102); determining height information of a highest target in the surrounding zone of the take-off point according to the height map of the surrounding zone of the take-off point (S103); determining a relative height between the highest target and the take-off point according to the height information of the highest target (S104); and determining a flight restriction height of the unmanned aerial vehicle relative to the take-off point according to the relative height, and controlling the unmanned aerial vehicle according to the determined flight restriction height (S105), wherein the flight restriction height is greater than or equal to the relative height. The unmanned aerial vehicle control method is more reasonable on the premise of ensuring the flight safety, provides more degrees of freedom of flight for a user, and is more friendly to the user.
An unmanned aerial vehicle, comprising: a fuselage; an arm arranged on the fuselage, wherein the arm is hollow so that a first inner wall distant from the side of the fuselage and a second inner wall close to the side of fuselage are formed therein; a communication antenna, which is arranged inside the arm, and is adjacent to or attached to the first inner wall; and a motor wire, which penetrates through the arm and is adjacent to or attached to the second inner wall, wherein the motor wire and the communication antenna are arranged at intervals, and the motor wire is used for supplying power and/or transmitting data to a motor at the end of the arm. Further provided are an antenna assembly and an antenna support. According to the unmanned aerial vehicle, the motor wire and the communication antenna are arranged at intervals, thus helping to minimize electromagnetic interference on the communication antenna caused by the motor wire. In addition, the motor wire may exhibit a certain reflective effect on the communication antenna, causing the communication antenna pattern to face away from the side of the fuselage. As a result, the radiation of the communication antenna towards the outer side of the unmanned aerial vehicle is enhanced.
A landing control method for an unmanned aerial vehicle comprises: (101) acquiring a current height of the unmanned aerial vehicle, and determining a preset horizontal deviation threshold corresponding to the current height; (102) acquiring multiple landing-point positioning results provided by multiple positioning sources of the unmanned aerial vehicle, determining multiple horizontal deviations between the multiple positioning results and a current position of the unmanned aerial vehicle, and fusing the multiple horizontal deviations to obtain a fused horizontal deviation; and (103) determining a landing strategy for the unmanned aerial vehicle at least on the basis of a difference between the fused horizontal deviation and the preset horizontal deviation threshold. In the method, the horizontal deviations corresponding to the multiple positioning results of the multiple positioning sources are fused, and are then compared with the preset horizontal deviation threshold corresponding to the current height, so as to determine a landing strategy for the unmanned aerial vehicle. In this way, a landing strategy more suitable to the current height of the unmanned aerial vehicle can be determined according to the comparison result.
A vibration reduction structure (10), comprising a first support (12), a plurality of groups of vibration reduction members (18), a second support (14), and a third support (16), wherein the second support (14) is connected to a head portion of a movable platform body (200), and is connected to a first connecting portion (1224) by means of a first vibration reduction member (182); the third support (16) is connected to the head portion, and is connected to a second connecting portion (1264) by means of a second vibration reduction member (184); and the first connecting portion (1224) is closer to the top of the movable platform body (200) than the second connecting portion (1264).
F16F 15/02 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system
A control method for an unmanned aerial vehicle, the method comprising: acquiring a state of a base station, wherein the base station provides an accommodation space for an unmanned aerial vehicle and is used for the unmanned aerial vehicle to take off and land (S110); and when the state of the base station satisfies a preset abnormal condition, controlling, according to a preset security policy, the unmanned aerial vehicle to execute a security policy task (S120). By means of the present application, the security of an unmanned aerial vehicle system can be improved, and the workload of a user can be reduced. Further provided are an unmanned aerial vehicle and a control apparatus therefor, and a base station and an unmanned aerial vehicle system.
An unmanned aerial vehicle route planning method, an unmanned aerial vehicle route planning device, a remote control device, an unmanned aerial vehicle, and a computer-readable storage medium. The unmanned aerial vehicle route planning method comprises: obtaining a first waypoint (301), a second waypoint (302) and a third waypoint (303), a first connecting line (311) between the first waypoint (301) and the second waypoint (302) and a second connecting line (312) between the second waypoint (302) and the third waypoint (303) forming a folding angle (313); and generating a route passing through the second waypoint (302), the route comprising a first transition section (321) and a second transition section (322), the first transition section (321) taking a point on the first connecting line (311) as a starting point and taking the second waypoint as a termination point, the second transition section (322) taking the second waypoint (302) as a starting point and taking a point on the second connecting line (312) as a termination point, and the first transition section (321) and the second transition section (322) being curved sections.
Embodiments of the present disclosure provide an image processing method, device, and system and a movable platform. The method comprises: obtaining N sample images, the sample images being images of a surrounding environment acquired by a vehicle during driving; determining a target pixel area in each sample image, the target pixel area being an imaging area of a traffic element associated with an automatic driving decision of the vehicle in the surrounding environment; obtaining the information amount of a target pixel area corresponding to each sample image in the N sample images; and selecting M sample images from the N sample images according to the information amount of the target pixel area, wherein M is less than N, M and N are both positive integers, and the M sample images are used for training a machine learning model related to the automatic driving decision of the vehicle.
The present invention relates to the technical field of plant protection, and in particular to a mobile platform (10). The mobile platform (10) comprises: a body (100); a container (200), the container (200) being provided with a liquid storage cavity (210) used for containing a liquid, and the container (200) being detachably connected to the body (100); and a liquid level meter (300), the liquid level meter (300) being movably connected to the body (100), and the liquid level meter (300) being used for measuring the liquid level of the liquid. The liquid level meter (300) is configured to be movable between a measurement position and a non-measurement position; when the liquid level meter (300) is located at the measurement position, the liquid level meter (300) can measure the liquid level in the liquid storage cavity (210); when the liquid level meter (300) is located at the non-measurement position, the container (200) can be detached from the body (100). According to the mobile platform (10), the liquid level meter (300) is used for measuring the liquid level, the liquid level meter (300) is movably connected to the body (100), and when the container (200) needs to be detached from the body (100), the liquid level meter (300) is moved to the non-measurement position; thus, continuous liquid level measurement can be implemented, and the measurement precision is also improved.
G01F 23/28 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
A gimbal control device (100) and a gimbal apparatus (300). The gimbal control device (100), comprising: a holding portion (110), a connection portion (120), a sensor (130), and a processor (140), the holding portion (110) being movably connected to a rack (210) of the gimbal (200) by means of the connection portion (120), the sensor (130) being used for detecting a rotation action of the holding portion (110) relative to the rack (210) so as to generate motion information, the processor (140) being used for controlling the gimbal (200) according to the motion information, and during rotation, the holding portion (110) providing a support force to the rack (210) of the gimbal (200) by means of the connection portion (120).
A presentation method for an unmanned aerial vehicle, and a device and a storage medium. The presentation method comprises: establishing a communication connection with an unmanned aerial vehicle on a presentation apparatus, wherein the presentation apparatus comprises a support frame and a transmission mechanism connected to the support frame, the support frame is used for placement of the presented unmanned aerial vehicle, and the transmission mechanism is used for driving the support frame to rotate (S101); acquiring an identification result, which is obtained by means of the unmanned aerial vehicle identifying a user around the presentation apparatus (S102); and according to the identification result, controlling the support frame to rotate, so as to drive the unmanned aerial vehicle to rotate along with the user (S103).
An unmanned aerial vehicle (100). The unmanned aerial vehicle (100) comprises a housing (10), a heating component (20), a heat sink (30) and an arm assembly (40). The housing (10) is provided with an air inlet (11) and an air outlet (12), wherein the air inlet (11) and the air outlet (12) are arranged spaced apart from each other, and an air duct (13) is formed between the air inlet (11) and the air outlet (12). The heating component (20) is arranged inside the housing (10). The heat sink (30) is arranged in the air duct (13) and is connected to the heating component (20) in a thermally conductive manner. The arm assembly (40) comprises an arm (41) rotatably connected to the housing (10), a drive assembly (42) and a blade (43), wherein a first end (411) of the arm (41) is rotatably connected to the housing (10), so that the arm (41) can be unfolded and folded relative to the housing (10); the drive assembly (42) is mounted at a second end (412) of the arm (41); and the blade (43) is mounted on the drive assembly (42) and is driven by the drive assembly (42). When the arm (41) is unfolded relative to the housing (10), a propeller disc (431) formed by the blade (43) covers at least part of the air inlet (11) in the direction of a rotation axis of the blade (43).
Provided are an aerial vehicle (100) and a control apparatus. The aerial vehicle (100) comprises: a vehicle body (102); a power mechanism (106), which is arranged on the vehicle body (102), and is used for providing flight power of the aerial vehicle (100), wherein the power mechanism (106) comprises a rotatable propeller; and a processor (101), which is is used for acquiring the current flight state of the aerial vehicle (100), determining an operation mode of the aerial vehicle (100) according to the flight state, and controlling the aerial vehicle (100) to execute the determined operation mode, wherein when the flight state comprises that the propeller of the aerial vehicle (100) does not rotate, the aerial vehicle (100) is in a first operation mode, and when the flight state comprises that the propeller of the aerial vehicle (100) rotates, the aerial vehicle (100) is in a second operation mode, and the system power consumption of the aerial vehicle (100) in the first operation mode is lower than the system power consumption of the aerial vehicle (100) in the second operation mode.
A route drawing method for an unmanned aerial vehicle, applicable to an apparatus used to perform route drawing and to display a route drawing interface, the method comprising: step 101, loading, on the route drawing interface, a map, a viewing angle switching window, a current viewing angle display region, and a parameter configuration panel, wherein the viewing angle switching window is used to switch, upon receipt of a viewing angle switching instruction by a user, a current viewing angle image in the current viewing angle display region to another viewing angle image; and step 102, in response to a waypoint creation instruction by the user, creating a waypoint on the basis of the position of the unmanned aerial vehicle in the current viewing angle image. The route drawing method allows a user to draw waypoints and routes from a first-person perspective, and enables the user to switch between the first-person perspective and a third-person perspective. When using the first-person perspective, the user can see and adjust images captured by an unmanned aerial vehicle, wherein the captured images faithfully reflect the actual situation, thereby facilitating and accelerating the drawing process.
A drone, a control terminal, a server and a control method therefor. The control method comprises: during a process that an drone flies in an environment, acquiring sensing data output by an observation sensor of the drone for sensing a target object in the environment, and determining the position of the target object according to the sensing data (S101); and sending the position of the target object to another drone flying in the environment, or sending the position of the target object to a first relay device, so as to send the position of the target object to another drone flying in the environment by means of the first relay device (S102), so that the other drone adjusts a photographing direction of a photographing apparatus configured therefor to a direction towards the target object according to the position of the target object. In this way, by the drone in the environment sharing the position of the observed target object in the environment, the photographing apparatus of the other drone in the environment can observe the target object.
A remote controller (100) of an unmanned aerial vehicle (200) and an unmanned aerial vehicle system (300). The remote controller (100) of the unmanned aerial vehicle (200) comprises: a body (12), and a display device (14) rotatably connected to the body (12); the display device (14) comprises a display screen (16), an array antenna (18) is provided on the back side of the display screen (16), and the array antenna (18) is used for transmitting a communication signal between the remote controller (100) and the unmanned aerial vehicle (200).
A filming guidance method, an electronic device, a system and a storage medium. The method comprises: acquiring a target video; according to filming information of the target video, determining a template corresponding to the target video, the template being used for guiding a video filming process; and generating filming guidance for one or more missing shots of the target video by utilizing the template. Filming effect improvement is facilitated.
Provided in the embodiments of the present invention are an image processing method and system, a terminal, and a storage medium. The method comprises: establishing a third communication connection between a first terminal and a second terminal, so that when the first terminal has not correctly received a target image frame sent by a movable platform, the first terminal may send identification information to the second terminal, and after the second terminal determines a received target image frame according to the identification information, the first terminal may execute an image recovery operation according to the target image frame received by the second terminal, so as to acquire a correctly received target image frame. By means of the embodiments of the present invention, the number of retransmissions of image data can be reduced when the movable platform sends the image data to a plurality of terminals, thereby improving the image transmission efficiency.
The present invention provides a head-mounted display device and a control method. The head-mounted display device comprises: a device body having a wearing surface facing the face of a user and a plurality of outer side surfaces; an interaction component, at least one outer side surface being provided with the interaction component; and a detection sensor, the wearing surface being provided with at least one detection sensor. When the detection sensor detects that the device body is in a wearing state, the device body controls the interaction component to switch to an unlocked state; and when the detection sensor detects that the device body is in a non-wearing state, the device body controls the interaction component to switch to a locked state. According to the present invention, whether the head-mounted display device is worn or not can be detected by means of the detection sensor, so that the device body controls, according to the detection result, the interaction component to switch to the unlocked state or the locked state, thereby preventing the misoperation of the interaction component while facilitating the use of the user, and improving the use experience of the user.
An image transmission method, apparatus, and device for a movable platform. The method comprises: acquiring rotation information of a control terminal; according to the rotation information, cropping a target image outputted by an image capture apparatus to obtain a target area image; according to the rotation information, controlling a gimbal to move so as to adjust the posture of the image capture apparatus, wherein the cropped target image is an image outputted by the image capture apparatus prior to the gimbal moving in response to the rotation information; and sending the target area image to the control terminal. The described method can reduce the delay time from when a body part wearing or holding the control terminal drives the control terminal to rotate to when a user starts to see an image that changes along with the rotation of the body part, which helps to improve the use experience of the user.
An unmanned aerial vehicle (100). The unmanned aerial vehicle (100) comprises a main body (10), first rotation portions (20), and first arms (30). The first arms (30) can rotate around the first rotation portions (20) relative to the main body (10) so as for switching between a folded state and an unfolded state, and corresponding rotation axes around which the first arms (30) rotate are inclined relative to a normal plane of a yaw axis of the main body (10). The angle of rotation of each first arm (30) during the process of switching from the unfolded state to the folded state is greater than 90 degrees.
A movable platform system (100), comprising a movable platform (12) and a base station (14). The movable platform (12) comprises a body (16) and a first charging assembly (18), wherein the first charging assembly (18) is provided on the body (16), a first guide structure (20) is provided on the body (16), and the first charging assembly (18) has a first charging terminal (22). The base station (14) comprises a movable second charging assembly (24), the second charging assembly (24) has a second guide structure (26) and a second charging terminal (28), and the second charging terminal (28) is movable with respect to the second guide structure (26). The movable platform system (100) is configured to move the second charging assembly (24) to the body (16) and implement positioning docking by means of the first guide structure (20) and the second guide structure (26), and the second charging terminal (28) further moves to be connected to the first charging terminal (22).
Provided in one or more embodiments of the present application are an audio processing method and apparatus, an electronic device and a computer-readable storage medium, the audio processing method being applied to the electronic device and the electronic device comprising at least two players and a motion sensor. The method comprises: acquiring, in respect of an audio to be played, azimuth information of a virtual sound source in a virtual sound field, the virtual sound field being established on the basis of a position relationship between the at least two players and the left and right auditory organs of a user; acquiring motion information of the user by means of the motion sensor, and, on the basis of the motion information, generating a sound source azimuth adjustment instruction; and, on the basis of the sound source position adjustment instruction, the azimuth information of the virtual sound source and said audio, determining an audio signal corresponding to each of the at least two players, and playing the audio signals by means of the corresponding players.
H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
H04S 5/00 - Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
57.
MOVABLE PLATFORM AND CONTROL METHOD THEREFOR, INFORMATION PROMPTING METHOD AND APPARATUS, AND ELECTRONIC DEVICE AND COMPUTER-READABLE STORAGE MEDIUM
Provided in the present application are a movable platform and a control method therefor, an information prompting method and apparatus, and a movable platform, an electronic device and a computer-readable storage medium. Each of a plurality of rotors of a rotorcraft comprise a detachable blade, and the plurality of rotors comprise different rotors matching different blade models. The information prompting method comprises: acquiring preset blade models of a plurality of rotors (1110); on the basis of image data, recognizing a model of a blade mounted on each rotor of a rotorcraft (1112); and if the recognized model of the blade does not match the preset blade models, outputting prompt information, which is used for instructing the adjustment of a mounting state of the blade (1114).
Provided are a power consumption control method, apparatus and system for an unmanned aerial vehicle, and a storage medium. An unmanned aerial vehicle is in communication connection with image transmission glasses. The power consumption control method comprises: acquiring a flight state of an unmanned aerial vehicle and a wearing state of image transmission glasses; determining a target working scenario which matches the flight state and the wearing state; determining a power consumption mode of the unmanned aerial vehicle according to the target working scenario; and performing power consumption control on the unmanned aerial vehicle on the basis of the power consumption mode.
A flight control method and apparatus for an unmanned aerial vehicle, an unmanned aerial vehicle, and a storage medium. The method comprises: obtaining description information of a target object in the space; obtaining a target flight direction of an unmanned aerial vehicle; detecting, on the basis of a sensor carried by the unmanned aerial vehicle, description information of a detected object in the space indicated by the target flight direction; if the description information of the detected object matches the description information of the target object, controlling the unmanned aerial vehicle to perform a decelerating motion along the target flight direction to approach the detected object; and if the description information of the detected object does not match the description information of the target object, controlling the unmanned aerial vehicle to change the flight direction to bypass the detected object. Thus, whether the description information of the detected object matches the description information of the target object is automatically detected, and the unmanned aerial vehicle is automatically controlled, on the basis of a detection result, to avoid or approach the detected object, so that to a certain extent, the control efficiency can be improved and the labor cost can be reduced.
Provided are a control method for a movable platform (1701), an editing method for a behavior tree, and a movable platform (1701). The control method comprises: acquiring a behavior tree corresponding to a movable platform (1701), wherein the behavior tree is used for identifying action sequences, which need to be respectively executed by the movable platform (1701) and/or a load, and the load is arranged on the movable platform (1701); and controlling the movable platform (1701) and/or the load on the basis of the behavior tree, such that the movable platform (1701) and/or the load at least can execute the respective corresponding action sequences in parallel. Since the difficulty level of an editing operation for the behavior tree is relatively low, a user can conveniently and flexibly configure a control file for the movable platform (1701), and when the movable platform (1701) is controlled on the basis of the behavior tree, the movable platform (1701) and/or the load can execute the respective corresponding action sequences in parallel, such that not only can action execution times corresponding to a plurality of action sequences be reduced, but the operation efficiency can also be improved, thereby effectively expanding the application scenarios of the movable platform (1701).
An unmanned aerial vehicle and an arm assembly. The unmanned aerial vehicle comprises a fuselage (10); at least one arm assembly (20), which comprises an arm (21) and a fuselage connection part (22) for being connected to the fuselage (10), the arm (21) and the fuselage connection part (22) being rotatably connected by means of a rotating shaft (220) such that the arm (21) can be unfolded or folded relative to the fuselage (10); and a locking assembly (40) movably provided on the fuselage connection part (22). When the arm assembly (20) is unfolded and a holding part (41) is located at a first position, the holding part (41) abuts against the arm (21) to prevent the arm (21) from rotating in the folding direction. When the arm assembly (20) is unfolded and the holding part (41) is located at a second position, the holding part (41) releases the abutment with the arm (21) such that the arm (21) can rotate in the folding direction.
A vibration isolation pad (100), used for connecting a main body (12) and a gimbal (300) of a movable platform (200). The vibration isolation pad (100) comprises: a first connecting portion (14), at least two first connecting members (18) being provided in the circumferential direction of the vibration isolation pad (100), and the first connecting members (18) being configured to be cooperatively connected to the gimbal (300) so as to mount the vibration isolation pad (100) and the gimbal (300); and a second connecting portion (16), at least two second connecting members (20) being provided in the circumferential direction of the vibration isolation pad (100), and the second connecting members (20) being configured to be cooperatively connected to the main body (12) so as to mount the vibration isolation pad (100) and the main body (12), wherein one of the first connecting members (18) and the second connecting members (20) comprises a mounting hole (22), and the other one comprises a clamping block (24). The vibration isolation structure is relatively simple in design of spatial position and angle, and is less constrained by the spatial position.
A display method and apparatus for information, a comparison method and apparatus for models, and an unmanned aerial vehicle system. The display method for information comprises: acquiring photographing information of an unmanned aerial vehicle; determining a photographing position of the unmanned aerial vehicle that corresponds to the photographing information; and when there is a photographing subject position corresponding to the photographing information, marking and displaying, in a map corresponding to the photographing information, the photographing position of the unmanned aerial vehicle and the photographing subject position. In the technical solution provided in the present embodiment, photographing information of an unmanned aerial vehicle is acquired, a photographing position of the unmanned aerial vehicle that corresponds to the photographing information is determined, and when there is a photographing subject position corresponding to the photographing information, the photographing position of the unmanned aerial vehicle and the photographing subject position are marked and displayed in a map corresponding to the photographing information, thus effectively realizing the flexible displaying of relevant information of the photographing information on the map such that a user can quickly and intuitively obtain the relevant information of the photographing information by means of the map, and improving the quality and effect of displaying the photographing information.
The embodiments of the present invention provide a mobile platform and a battery encapsulation method. The mobile platform comprises a platform body, a battery and a locking device. The locking device is used for locking the battery in a battery compartment of the platform body, and the locking device comprises a rotating member and a reset member. The rotating member is provided with a first limiting structure, and the battery is provided with a second limiting structure. The rotating member is rotatably connected to the platform body, and the battery is slidably connected to the platform body. When the battery slides relative to the battery compartment of the platform body, the rotating member can synchronously move to a first position corresponding to a locking function or a second position corresponding to an unlocking function. Moreover, since the reset member can make the rotating member stay in the first position, the battery can be continuously and automatically locked. The locking device uses a relatively small number of parts and has a simple assembly relationship, and therefore same is simple, convenient, rapid and effort-saving in terms of operation.
H01M 50/20 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
H01M 50/262 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
A damping apparatus (100) and a camera assembly. The damping apparatus (100) is used for a movable platform, and the damping apparatus (100) comprises a first mount (10), a second mount (20), and a damping assembly (30). The first mount (10) is used for connecting to the movable platform, the second mount (20) is used for connecting to a camera apparatus, the damping assembly (30) is connected to the first mount (10) and the second mount (20), and the damping assembly (30) comprises a first damping member (31), a second damping member (32), and a third damping member (33), wherein the damping axis of the first damping member (31), the damping axis of the second damping member (32), and the damping axis of the third damping member (33) are arranged at a predetermined angle.
F16F 15/02 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system
66.
UNMANNED AERIAL VEHICLE BASE STATION AND UNMANNED AERIAL VEHICLE SYSTEM
Provided are an unmanned aerial vehicle base station (100) and an unmanned aerial vehicle system. The unmanned aerial vehicle base station (100) comprises a base body (10), a landing pad (20) arranged on the base body (10), and a base station opening and closing mechanism (30) movably arranged on the base body (10); the base station opening and closing mechanism (30) comprises an open state and a closed state; when the base station opening and closing mechanism (30) is in the open state, the unmanned aerial vehicle (200) can land on the landing pad (20); when the base station opening and closing mechanism (30) is in the closed state, an accommodating space (50) for accommodating the unmanned aerial vehicle (200) is formed between the base station opening and closing mechanism (30) and the landing pad (20); the unmanned aerial vehicle (200) comprises foldable blades (204), and when the unmanned aerial vehicle (200) lands on the landing pad (20), at least a portion of the blades (204) extend out of the accommodating space (50); after the unmanned aerial vehicle (200) lands on the landing pad (20), the base station opening and closing mechanism (30) can drive the blades (204) to be folded into the accommodating space (50), so as to cause the unmanned aerial vehicle (200) to be accommodated in the accommodating space (50).
An image processing method and apparatus, a neural network training method, and a storage medium. The image processing method comprises: in response to a trigger instruction of a user, acquiring an image to be processed and a reference image of said image; and according to at least one preset initial color mapping relationship and a weight corresponding to each initial color mapping relationship, processing said image to obtain a target image, and displaying the target image on a user interaction interface, wherein a target attribute of the target image is consistent with a target attribute of the reference image, and the weight is determined on the basis of said image and the reference image. In this way, a target attribute of an image to be processed can be quickly converted to be consistent with a target attribute of any reference image, and the calculation amount can be greatly reduced, such that the method can also be deployed on a common terminal device.
A camera and a gimbal. The camera comprises a sensor assembly (10) and a locking mechanism (20). The sensor assembly (10) comprises a fixed member (11), a movable member (12), and an image sensor (13). The movable member (12) is movably connected to the fixed member (11). The image sensor (13) is coupled to the movable member (12) and moves together with the movable member (12). The locking mechanism (20) is provided on the movable member (12) and the fixed member (11), and is used for locking the fixed member (11) and the movable member (12) so as to limit the movement of the movable member (12); the locking mechanism (20) comprises a coil assembly (21) and a magnetic attraction assembly (22); when the coil assembly (21) is energized, the coil assembly (21) or the magnetic attraction assembly (22) moves in a direction close to or away from the movable member (12) under the effect of magnetic field force, so that the movable member (12) and the fixed member (11) are locked or unlocked.
F16M 11/16 - Heads - Details concerning attachment of head-supporting legs, with or without actuation of locking members therefor
F16M 11/04 - Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
F16M 13/04 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains
E05B 47/02 - Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
69.
LASER EMITTER, LIDAR, LASER DISTANCE MEASUREMENT DEVICE, AND MOBILE PLATFORM
A laser emitter (10), a laser distance measurement device, a lidar, and a mobile platform. The laser emitter (10) comprises: a circuit board (13); a cover body (11), which is provided on a first surface of the circuit board (13) and forms an accommodating space (131) with the circuit board (13), the cover body (11) comprising a packaging part (111) and a collimating part (112), the collimating part (112) and the packaging part (111) being an integrally formed structure, and the collimating part (112) being used for collimating a laser passing through the cover body (11); and a light-emitting unit (101), which is provided on the circuit board (13) in the accommodating space (131), a laser emitted by the light-emitting unit (101) being collimated by means of the collimating part (112) and then emitted.
Embodiments of the present disclosure provide a media apparatus and a control method and device therefor, and a target tracking method and device. The media apparatus comprises a camera device and a pickup device. The control method comprises: determining orientation information of a target object in a space according to an imaging position of the target object in an imaging picture of the camera device; determining sound source orientation information in the space according to an ambient audio picked up by the pickup device; and adjusting photographing parameters of the camera device and pickup parameters of the pickup device according to the orientation information of the target object and the sound source orientation information, so that an image captured by the camera device and the audio picked up by the pickup device are focused on the target object.
A three-dimensional reconstruction method, comprising: (S101) after a movable platform (11) moves to a target scene, capturing an image of the target scene by means of a camera provided in the movable platform (11); and acquiring a first point cloud of the target scene by means of a point cloud acquisition device provided in the movable platform (11); and (S102) generating a three-dimensional model of the target scene in real time according to the image and the first point cloud. According to the three-dimensional reconstruction method, two types of data, i.e., the image and the first point cloud, are complementary to each other, such that the accuracy of three-dimensional reconstruction is improved; moreover, the three-dimensional model of the target scene is generated in real time, such that the real-time requirements in some scenes can be met. Also disclosed are a three-dimensional reconstruction device (400), a system, and a storage medium.
Provided in the embodiments of the present invention are an unmanned aerial vehicle, and a control method of an unmanned aerial vehicle. The unmanned aerial vehicle comprises a frame, a material box and a spreading mechanism. The material box is detachably mounted on the frame and used for holding solid particles. A side wall of the material box is provided with a pair of rotatable arc-shaped walls which can rotate between an open position in which the pair of arc-shaped walls form a funnel to facilitate feeding and a closed position in which the pair of arc-shaped walls form a part of the side wall of the material box. The spreading mechanism is mounted at the bottom of the material box, and comprises a spreading box body, a spreading impeller located in the spreading box body, and a driving device for driving the spreading impeller to rotate, the spreading box body being provided with a feeding port and a spreading opening which are in communication with the material box, and the spreading impeller being used for spreading the solid particles through the spreading opening. The control method comprises: controlling the unmanned aerial vehicle to carry out a spreading operation over the water; and controlling the spreading mechanism of the unmanned aerial vehicle to spread the solid particles forwards to the water surface during spreading.
A vehicle control method, a vehicle control apparatus, a vehicle, a computer program product, and a computer storage medium. The control method comprises: acquiring journey trajectories of a plurality of historical journeys of a vehicle; determining a common route of the vehicle on the basis of the plurality of journey trajectories; acquiring historical road section description information which is collected when the vehicle historically journeys along one or more road sections of the common route; and constructing traffic guidance information of the common route on the basis of the historical road section description information, wherein the traffic guidance information is used for generating a motion control instruction which is used for guiding the vehicle to journey along the one or more road sections of the common route.
An avalanche photon diode array chip (30), a receiver, a distance-measurement device (100) and a movable platform. The avalanche photon diode array chip (30) comprises: a first epitaxial layer (310), having a first surface and a second surface arranged opposite each other; an avalanche photon diode array, which is formed on the first surface of the first epitaxial layer (310), the avalanche photon diode array comprising a plurality of avalanche photon diodes; a first isolation structure (341), which is arranged between adjacent avalanche photon diodes, the first isolation structure (341) at least penetrating the first epitaxial layer (310); and a second epitaxial layer (320), which is disposed on the first surface of the first epitaxial layer (310), the second epitaxial layer (320) comprising a plurality of light capture structures (321), so as to solve the problem of crosstalk between adjacent avalanche photon diodes.
H01L 21/76 - Making of isolation regions between components
H01L 31/107 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier or surface barrier the potential barrier working in avalanche mode, e.g. avalanche photodiode
G01S 17/08 - Systems determining position data of a target for measuring distance only
75.
IMAGE PHOTOGRAPHING METHOD AND DEVICE, AND MOVABLE PLATFORM
An image photographing method and device, and a movable platform. The method comprises: capturing a first target image at a first preset focal length, and identifying a target object in the first target image; when the target object is identified in the first target image, adjusting the position and orientation of a movable platform according to the position of the target object in the first target image, so as to cause the position of the target object to be located at a preset position in a photography scene of a camera device; when the target object is not identified in the first target image, continuously increasing the focal length of the camera device, and identifying the target object according to a current image captured by the camera device, until the focal length of the camera device is equal to a second preset focal length; and during adjustment of the focal length of the camera device, when the target object is recognized according to a current image captured by the camera device at any moment, adjusting the position and orientation of the movable platform according to the position of the target object in the current image. An embodiment of the present disclosure can improve the accuracy of an unmanned automated photography.
An obstacle detection method and device, a movable platform, a program product, and a computer readable storage medium. The method is applied to a movable platform carrying a radar, and comprises: obtaining a moving direction of a movable platform (310); and controlling the horizontal detection direction of the radar on the basis of the moving direction, so that the radar detects an obstacle in the moving direction (320). In this way, the radar keeps continuous detection in the moving direction, so that an obstacle having weak signal energy can also be continuously detected to increase the energy of a signal reflected by the obstacle, thereby improving the detection probability of obstacles, and improving the performance of the movable platform for detecting the obstacles.
G01S 17/93 - Lidar systems, specially adapted for specific applications for anti-collision purposes
G01S 7/03 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
A back-illuminated avalanche photodiode array chip, a receiving chip, a ranging apparatus and a movable platform. The back-illuminated avalanche photodiode array chip comprises: a first substrate having a first surface and a second surface which are oppositely arranged; an epitaxial layer having a third surface and a fourth surface which are oppositely arranged, the third surface of the epitaxial layer being formed on the second surface of the first substrate; an avalanche photodiode array formed on the fourth surface of the epitaxial layer; and a second substrate arranged on the side of the avalanche photodiode array away from the epitaxial layer. A plurality of electric connection structures which pass through the second substrate and are electrically connected to the avalanche photodiode array are formed in the second substrate, the plurality of electric connection structures being used for electrically connecting the avalanche photodiode array and a signal processing unit.
H01L 31/107 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier or surface barrier the potential barrier working in avalanche mode, e.g. avalanche photodiode
H01L 25/18 - Assemblies consisting of a plurality of individual semiconductor or other solid state devices the devices being of types provided for in two or more different subgroups of the same main group of groups , or in a single subclass of ,
G01S 17/88 - Lidar systems, specially adapted for specific applications
78.
POSE ESTIMATION METHOD FOR MOVABLE PLATFORM, MOVABLE PLATFORM, AND STORAGE MEDIUM
A pose estimation method for a movable platform, a movable platform, and a storage medium. The movable platform comprises a first sensor and a second sensor, and the first sensor is arranged on the movable platform by means of a first mounting part; an observation range of the second sensor covers the first mounting part. The pose estimation method comprises: obtaining an observed image of the second sensor (S201); determining an image region of the first mounting part in the observed image of the second sensor (S202); and calculating a relative pose relationship between the first sensor and the second sensor on the basis of the pixel position of the image region (S203). According to the method and the movable platform, a real-time relative pose relationship of two cameras can be calculated by means of an image captured by a sensor, and high precision is achieved.
A control method for an unmanned aerial vehicle (100), an unmanned aerial vehicle (100), a control apparatus, an unmanned aerial vehicle system, and a storage medium. The unmanned aerial vehicle (100) can establish a communication connection with the control apparatus. The unmanned aerial vehicle comprises a material storage apparatus (10) and an output apparatus (20). The method comprises: controlling an unmanned aerial vehicle (100) to move to a first position in a nose direction, and controlling an output apparatus (20) to output a material in a material storage apparatus (10) to an external environment (S101); acquiring a transverse movement control instruction, which is sent by a control apparatus, wherein the transverse movement control instruction is generated on the basis of an operation of a user on the control apparatus (S102); and according to the transverse movement control instruction, controlling the unmanned aerial vehicle (100) to transversely move from the first position to a second position, and controlling the unmanned aerial vehicle (100) to turn the nose direction, such that the nose direction of the unmanned aerial vehicle (100) at the second position is opposite to the nose direction of the unmanned aerial vehicle at the first position, and the unmanned aerial vehicle flies from the second position in the turned nose direction (S103).
An unmanned aerial vehicle (100). The unmanned aerial vehicle (100) comprises a binocular camera (13), wherein the binocular camera (13) comprises a left-eye camera (131) and a right-eye camera (132); and an image captured by the left-eye camera (131) can be displayed on a left split-screen (211) of a head-mounted display device (200), and an image captured by the right-eye camera (132) can be displayed on a right split-screen (212) of the head-mounted display device (200). The unmanned aerial vehicle (100) includes: a memory (102), which is used for storing a computer program; and one or more processors (101), which operate individually or collectively and are used for executing the computer program and controlling the unmanned aerial vehicle (100). By means of a control method for an unmanned aerial vehicle (100), the unmanned aerial vehicle (100) is controlled, and the unmanned aerial vehicle (100) establishes a communication connection with a head-mounted display device (200). A head-mounted display device (200) controls the unmanned aerial vehicle (100), and implements the corresponding control method for the unmanned aerial vehicle (100). A control system controls the unmanned aerial vehicle (100) and the head-mounted display device (200), and implements the control method for the unmanned aerial vehicle (100). A computer-readable storage medium stores a computer program, wherein when the computer program is executed by a processor, the processor is enabled to implement the steps of the control method for the unmanned aerial vehicle (100). By means of such configurations, a three-dimensional visual effect can be generated, and a user can use a head-mounted display device to observe, from a first person view and in real time, a picture captured by an unmanned aerial vehicle, such that the user controls the flight of the unmanned aerial vehicle by using a remote control device.
A ducted aircraft (100), comprising a fuselage (10), a duct (20) and a power assembly (30), wherein the duct (20) is connected to the fuselage (10), the duct (20) comprises at least one duct cylinder (21), the duct cylinder (21) comprises a hard member (211) and a soft member (212), which is connected to the hard member (211), the power assembly (30) is connected to the fuselage (10), at least part of the power assembly (30) is provided on an inner side of the duct cylinder (21), and the power assembly (30) cooperates with the duct cylinder (21) to provide aerodynamic lift. A duct (20), which is used in the ducted aircraft (100). In this way, the duct cylinder is formed by combining the hard member and the soft member, and the soft member has a relatively low density, so that the weight of the duct can be reduced, the power efficiency of a system is improved, and the duration of flight is extended; and when the soft member is located on an outer side of the hard member, the soft member can achieve a good anti-collision effect.
A locking mechanism, a motor locking system, and a mounting platform. The locking mechanism comprises: a locking assembly (10), a transmission member (40), a sliding assembly (20), and a memory alloy member (30); the locking assembly (10) comprises an engagement portion (12); the sliding assembly (20) is connected to the transmission member (40); the memory alloy member (30) is connected to the sliding assembly (20), and when the memory alloy member (30) is in an excited state, the length of the memory alloy member (30) changes to drive the sliding assembly (20) to move, and the transmission member (40) presses on the engagement portion (12) or releases the engagement portion (12), so as to cause the locking assembly (10) to switch between a locked state and an unlocked state.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
A neural network training method, an image processing method and device, a system, and a storage medium. The neural network training method comprises: obtaining an image sample carrying a label; and training a preset neural network according to the image sample carrying the label, wherein the neural network comprises at least one residual block, a convolutional layer in the residual block performs binary convolution operation, and the quantization bit number of an input value of the residual block and the quantization bit number of an output value of the residual block are both 1 bit. The operation bandwidth and the storage capacity of the neural network are reduced.
Provided in the present disclosure are a gimbal control method, a gimbal control device, a gimbal and a computer-readable medium. The gimbal control method comprises: displaying a photographic picture within a user interface, and detecting human body key points of a target object within the photographic picture; determining a human body key point in the photographic picture in response to a selection operation acting on the user interface; and adjusting a gimbal or the photographic picture according to the human body key point. In the present disclosure, a gimbal or a photographic picture is adjusted by means of a human body key point, which is determined by means of user interaction, such that the effects of intelligent and smooth gimbal adjustment and smooth zooming are achieved, the problems of picture jittering, unsmooth switching, out of focus and picture blur are solved, the degrees of intelligence and automation of using a gimbal are improved, the learning cost, human cost and operation complexity brought about by the process of a user using a gimbal are reduced, a photographic effect during use by a single person and the user experience are also optimized, and the number of recurring users is increased to some extent. (The drawing for the abstract is FIG. 1)
A control method for a movable platform. The method comprises: displaying a first image and/or a second image on a display apparatus of a head-mounted device, wherein the first image is an image captured by a first photographic apparatus on the head-mounted device, and the second image is an image captured by a second photographic apparatus on a movable platform (S110); and when the displaying of the second image on the display apparatus is switched to the displaying of the first image, sending a safety operation instruction to the movable platform, such that the movable platform executes a corresponding safety operation (S120). In the present application, by means of interaction between a head-mounted device and a movable platform, the safety of the movable platform can be better guaranteed when content displayed by the head-mounted device changes. Further provided are a head-mounted device, a movable platform system, and a storage medium.
TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL (China)
Inventor
Guo, Jingyu
Wang, Hai
Yang, Wenming
Zhang, Liliang
Zhao, Liang
Zheng, Xiaozhen
Abstract
An image processing method and apparatus, a remote control device, a system, and a storage medium. The image processing method comprises: after a compressed video stream is decompressed, acquiring a decompressed frame to be processed and quantization parameters generated in a compression process and related to the frame to be processed; and according to the quantization parameters, restoring the frame to be processed, so as to obtain a first target frame, wherein the image quality of the first target frame is higher than that of the frame to be processed. The quantization parameters generated in the compression process are introduced into a process of restoring the frame to be processed, and may can reflect the degree of degradation in the compression process of the frame to be processed, so that the restoration process of the frame to be processed can be well guided by means of using the quantization parameters, thus enhancing a restoration effect and improving image quality.
An obstacle detection method, comprising: acquiring a three-dimensional scanning field of view of a radar apparatus (S101); acquiring spatial attribute parameters of a target monitoring area configured by a user in the three-dimensional scanning field of view, and generating a target configuration file according to the spatial attribute parameters (S102); and detecting, according to the target configuration file and spatial information collected by the radar apparatus, whether an obstacle enters the target monitoring area (S103). By means of the method, the accuracy and safety of obstacle detection can be improved.
A temperature detection method for an electric motor, a control method, a device, and a storage medium. The temperature detection method comprises: acquiring an input combination signal, which is inputted into an electric motor, the input combination signal comprising an electric motor control signal and a first temperature detection signal (S101); controlling the electric motor according to the input combination signal, so that the electric motor presents a frequency characteristic corresponding to the first temperature detection signal while rotating according to a speed corresponding to the input combination signal (S102); and acquiring the temperature of the electric motor according to the first temperature detection signal, and executing a protection strategy corresponding to the temperature of the electric motor (S103). By means of the temperature detection method, the temperature detection accuracy for an electric motor can be improved, and the safety of the electric motor can also be ensured.
TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL (China)
Inventor
Wang, Hai
Guo, Jingyu
Yang, Wenming
Zhang, Liliang
Zhao, Liang
Zheng, Xiaozhen
Abstract
An image processing method and apparatus, a remote control device, a system, and a storage medium. The image processing method comprises: after decompressing a compressed video stream, obtaining decompressed frames to be processed, at least one reference frame of the frames to be processed, and motion vectors between the reference frame and the frames to be processed generated during compression; and performing reconstruction on the frames to be processed according to at least one of the motion vectors and at least one of reference frame to obtain target frames, wherein the image quality of the target frames is higher than the image quality of the frames to be processed. Motion vectors are used as guidance, and a reference frame is fully utilized to supplement information for the reconstruction of frames to be processed, and thereby target frames having higher image quality than the frames to be processed can be obtained.
H04N 19/61 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
90.
UNMANNED AERIAL VEHICLE CIRCULATING STORAGE DEVICE AND SYSTEM
An unmanned aerial vehicle circulating storage device (10) and a corresponding circulating storage system (100). The unmanned aerial vehicle circulating storage device (10) comprises: multiple storage units (12) capable of circularly moving and a storage rack (14) on which the multiple storage units (12) are provided; the multiple storage units (12) can circularly move on the storage rack (14); at least one of the multiple storage units (12) can be used for storing an unmanned aerial vehicle (1); the unmanned aerial vehicle circulating storage device (10) further comprises a propeller arranging mechanism (16); the propeller arranging mechanism (16) is used for arranging a propeller of the unmanned aerial vehicle (1) before storing the unmanned aerial vehicle (1) in the storage units (12), so as to facilitate the storage of the unmanned aerial vehicle (1). The unmanned aerial vehicle (1) is circularly stored by means of the storage rack (14), the landed unmanned aerial vehicle (1) is picked up by a manipulator to the storage rack (14), and the propeller is collapsed and arranged by the propeller arranging mechanism (16) before putting in place, such that the propeller of the unmanned aerial vehicle (1) is in a collapsed or folded state.
An aerial vehicle, an image processing method and apparatus, and a movable platform. The aerial vehicle comprises a first vision sensor (301) and a second vision sensor (302), wherein a first visual range of the first vision sensor (301) partially overlaps with a second visual range of the second vision sensor (302), wherein overlapping visual ranges comprise environment areas of side portions of the aerial vehicle, the side portions comprise a first side and a second side, and the first side and the second side are arranged opposite each other; the first visual range comprises an environment area of the top of the aerial vehicle; the second visual range comprises an environment area of the bottom of the aerial vehicle; and images collected by the first vision sensor and the second vision sensor are used for calculating position information of an object in an environment area, and the position information of the object is used for controlling the spatial motion of the aerial vehicle.
An image processing method and apparatus, an image acquisition device, and a storage medium. The method comprises: obtaining an image to be processed (S102); determining scene type information of pixel blocks in said image (S104); and on the basis of the scene type information of the pixel blocks, determining a target white balance gain, so as to perform white balance correction on said image by using the target white balance gain (S106). According to the method, it is assisted to determine a white balance gain by using the scene type information of the pixel blocks, so that a more accurate white balance gain can be obtained, and a more ideal white balance processing effect can further be obtained.
A distance measurement method (300), a distance measurement device (100, 200), and a movable platform. The distance measurement method (300) comprises: emitting a light pulse signal, receiving a returned light pulse signal, and converting the returned light pulse signal into an electrical signal (S310); inputting the electrical signal into a first sampling circuit and a second sampling circuit, the first sampling circuit being capable of acquiring first time information about triggering of a first threshold by the electrical signal, and the second sampling circuit being capable of acquiring second time information about triggering of a second threshold by the electrical signal, wherein the first threshold is higher than the second threshold, and the electrical signal can trigger the second threshold multiple times (S320); and obtaining a distance measurement result according to the first time information and/or the second time information (S330). The distance measurement method (300) realizes simultaneous measurement of strong and weak signals, and achieves a high dynamic range.
A camera assembly, sequentially comprising from an object side to an image side: a first lens group which has positive focal power and a second lens group which has positive focal power, an aperture being arranged between the first lens group and the second lens group. The first lens group sequentially comprises along the object side to the image side: a first lens which has a negative refractive index; a second lens which has a negative refractive index; a third lens which has a negative refractive index; and a fourth lens which has a positive refractive index. The second lens group sequentially comprises along the object side to the image side: a fifth lens which has a positive refractive index; a sixth lens which has a negative refractive index; and a seventh lens which has a positive refractive index. The first lens and the fourth lens are made of glass, and the other lenses are made of plastic. The field of view of the camera assembly is 180°≤FOV≤220°. In addition, the present invention further provides an image capture apparatus and a movable platform. The camera assembly meets requirements for an ultra-wide angle, a large aperture and a high resolution, and can work normally in harsh environments.
A polarization direction control method, a remote control device and a storage medium. The method may comprise: acquiring current attitude information of an unmanned aerial vehicle; determining a target synthetic polarization direction according to the current attitude information of the unmanned aerial vehicle, so that a remote control device transmits or receives electromagnetic waves with the target synthetic polarization direction by means of an antenna having a first polarization direction and an antenna having a second polarization direction, the target synthetic polarization direction being one of multiple synthetic polarization directions. Using the method set forth in the present invention, communication quality between the remote control device and the unmanned aerial vehicle may be improved.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
An electric motor (34) applied to a shutter mechanism (30), the electric motor comprising: a base (100), a rotary assembly (200) and a damping assembly (300). The rotary assembly (200) is rotatably arranged on the base (100) and has a startup state and an exposure operation state. The damping assembly (300) is arranged on at least one of the base (100) and the rotary assembly (200). When the rotary assembly (200) is in the startup state, the damping assembly (300) can provide rotation resistance to the rotary assembly (200). When the rotary assembly (200) is in the exposure operation state, the rotary assembly (200) drives a blade assembly (32) to rotate, and the rotation resistance of the rotary assembly (200) is reduced. The electric motor (34) is applied to the shutter mechanism (30) and can improve the shutter speed.
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
97.
CONTROL METHOD AND DEVICE FOR UNMANNED AERIAL VEHICLE, UNMANNED AERIAL VEHICLE, AND STORAGE MEDIUM
A control method for an unmanned aerial vehicle, comprising: controlling an unmanned aerial vehicle (100) to follow a first target object, and controlling a photographing device (130) to face and photograph the first target object (S101); and if a second target object is recognized from an image captured by the photographing device (130) which faces and photographs the first target object or if it is detected that the position of a second target object of a preset category relative to the unmanned aerial vehicle (100) or the first target object satisfies a preset condition, controlling the photographing device (130) to shift from facing and photographing the first target object to facing and photographing the second target object, the second target object being different from the first target object (S102). The invention improves the simplicity and convenience of video photographing.
A communication method employing a distance measurement device, a distance measurement device, and a mobile platform. The communication method (300) comprises: the distance measurement device transmitting a detection signal to a current target (S310), the detection signal comprising a feature identification code; and the distance measurement device receiving an echo signal, acquiring distance information of the current target on the basis of the echo signal, and detecting whether the echo signal contains the feature identification code, and if the echo signal contains the feature identification code, the distance measurement device outputting the distance information of the current target (S320). The invention solves the problem of crosstalk between detection information sent by different distance measurement devices or sent at different times, and further improves the distance detection accuracy of the distance measurement device.
A vehicle location prediction method and apparatus, and a vehicle and a storage medium. The method comprises: acquiring a road section and lane where a target vehicle is currently located (110); acquiring lane topology information, wherein the target vehicle may be a vehicle that is around the current vehicle and may affect the behavior of the current vehicle, and the lane topology information is used for indicating whether any lane in each road section among a plurality of consecutive road sections is directly accessible to a lane in the next road section adjacent to the road section (120); and by means of the road section where the target vehicle is located, and the lane topology information, predicting a lane where the target vehicle is located in the next road section (130). Intentions of other vehicles on a road can be accurately predicted.
An unmanned aerial vehicle aerial survey method, device, and system for a ribbon target and a storage medium. The method comprises: acquiring position information of a ribbon target (S101); and according to the position information of the ribbon target, planning a photographing route used for photographing the ribbon target, wherein the photographing route comprises a first route (20) and a second route (30), the extension direction of the first route (20) and the second route (30) is substantially the same as the extension direction of the ribbon target, the length of the first route (20) is shorter than the length of the second route (30), the first route (20) comprises a first photographing waypoint (21), the second route (30) comprises a second photographing waypoint (31), a first image photographed at the first photographing waypoint (21) by an unmanned aerial vehicle (200) and a second image photographed at the second photographing waypoint (31) by the unmanned aerial vehicle (200) are used for generating an aerial survey result of the ribbon target, and the orientation of a projection of a photosensitive element corresponding to the first image on the horizontal plane is different from the orientation of a projection of a photosensitive element corresponding to the second image on the horizontal plane (S102). Therefore, the flight efficiency of the obtained photographing route is high, and a high-precision aerial survey result can be generated.
patents
