Drone immersion-piloting system
    41.
    发明授权

    公开(公告)号:US09738382B2

    公开(公告)日:2017-08-22

    申请号:US15087825

    申请日:2016-03-31

    Applicant: PARROT DRONES

    Abstract: The system comprises a drone and a ground station with a console adapted to be directed towards the drone, and virtual reality glasses rendering images taken by a camera of the drone. The system further comprises means for modifying the framing of the images taken by the camera as a function of framing instructions received from the ground station. It further comprises relative heading determination means (302-324) for periodically elaborating an angular difference between the orientation of the glasses and the orientation of the console, and means (316) for elaborating framing instructions for the drone as a function said angular difference. The sudden changes of framing when the user simply turns the console and his whole body, head included, towards the drone to follow it in its displacements, are hence avoided.

    ALTITUDE ESTIMATOR FOR A DRONE
    42.
    发明申请

    公开(公告)号:US20170211933A1

    公开(公告)日:2017-07-27

    申请号:US15416213

    申请日:2017-01-26

    Applicant: PARROT DRONES

    Abstract: A drone including a barometric sensor adapted to deliver a drone altitude signal; a sensor for measuring the attitude of said drone, adapted to estimate at least one angle of attitude of the drone, and altitude determination means adapted to deliver a drone altitude value, expressed in an absolute terrestrial reference system. The drone includes a relative wind speed sensor adapted to measure the relative wind speed and the altitude determination means includes a device for memorizing predetermined altitude compensation data, an altitude estimator receiving as an input the signals delivered by the attitude measurement sensor and by the relative wind speed sensor and by the barometric sensor and combining these signals with the altitude compensation data memorized in the memorized device to output the estimated drone altitude value.

    DRONE EQUIPPED WITH A VIDEO CAMERA SENDING SEQUENCES OF IMAGES CORRECTED FOR THE WOBBLE EFFECT

    公开(公告)号:US20170150053A1

    公开(公告)日:2017-05-25

    申请号:US15333014

    申请日:2016-10-24

    Applicant: PARROT DRONES

    Inventor: Pierre Eline

    Abstract: The drone comprises a camera (14) having a rolling shutter digital sensor which sends video data (l) line by line. An inertial unit (26) sends a gyrometric signal representative of the variations in attitude (φ, θ, Ψ) of the camera at a given instant. An image processing module (30) comprising an anti-wobble module receives the video data (l) and the gyrometric signal as inputs, and outputs video data processed and corrected for artifacts introduced by the vibrations of the motors of the drone. A complementary filtering module (36) applies a predetermined compensating transfer function to the gyrometric signal at the input of the anti-wobble module, which transfer function is an inverse transfer function of the frequency response of the gyrometric sensor of the inertial unit.

    Drone with a front-view camera with segmentation of the sky image for auto-exposure control

    公开(公告)号:US10171746B2

    公开(公告)日:2019-01-01

    申请号:US15256404

    申请日:2016-09-02

    Applicant: PARROT DRONES

    Abstract: The drone comprises a camera (14), an inertial unit (46) measuring the drone angles, and an extractor module (52) delivering image data of a mobile capture area of reduced size dynamically displaced in a direction opposite to that of the variations of angle measured by the inertial unit. The module analyses the image data elements of the useful area to assign to each one a weighting coefficient representative of a probability of belonging to the sky, and defines dynamically a boundary of segmentation (F) of the useful area between sky and ground as a function of these weighting coefficients. Two distinct groups of regions of interest ROIs are defined, for the sky area and for the ground area, respectively, and the dynamic exposure control means are controlled as a function of the image data of the ROIs of one of these groups, in particular by excluding the ROIs of the sky area.

    CAMERA SUPPORT SYSTEM
    50.
    发明申请

    公开(公告)号:US20180299750A1

    公开(公告)日:2018-10-18

    申请号:US15487489

    申请日:2017-04-14

    Applicant: PARROT DRONES

    Abstract: A camera support system includes a base configured to be fixedly attached to an object, the base including a base coupling part; a support assembly configured for releasable coupling with the base, the support assembly including a support assembly coupling part configured for engaging with the base coupling part along a coupling axis and a camera supporting part for supporting a camera with allowing spatial orientation of the camera about at least one rotation axis; and a locking ring pivotally mounted on the support assembly about the coupling axis for locking the support assembly with the base, the support assembly being configured for releasably coupling to the base by engaging the support assembly coupling part with the base coupling part along the coupling axis and subsequently pivoting the locking ring about the coupling axis for locking the support assembly to the base.

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