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公开(公告)号：US11015956B2
公开(公告)日：2021-05-25
申请号：US15432802
申请日：2017-02-14
Applicant: SZ DJI TECHNOLOGY CO., LTD
Inventor： Ketan Tang , Yongjian Zhao , Bing Li , Guyue Zhou
Abstract: A method for in-line sensor calibration are provided, comprising: obtaining sensor data from a plurality of sensors of different types coupled to an unmanned aerial vehicle (UAV) while the UAV is in flight, wherein the plurality of sensors have an initial spatial configuration relative to one another; detecting, with aid of a processor, a change in a spatial configuration of the plurality of sensors relative to one another from the initial spatial configuration to a subsequent spatial configuration, based on the sensor data; determining the subsequent spatial configuration; and adjusting data, while the UAV is in flight, from at least one of the plurality of sensors based on the subsequent spatial configuration. The disclosure also relates to an apparatus for sensor calibration.
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公开(公告)号：US12231800B2
公开(公告)日：2025-02-18
申请号：US17683196
申请日：2022-02-28
Applicant: SZ DJI TECHNOLOGY CO., LTD.
Inventor： Bing Li , Wen Zou , Fangpei Yang , Guangyuan Lin
Abstract: A method and a device for image processing, an imaging system, and a storage medium are provided. The method includes: obtaining an initial video shot by a photographing apparatus at a fixed angle of view, where the initial video includes a plurality of frames of images; cropping, based on a preset trajectory, the plurality of frames of images in the initial video; and combining the cropped plurality of frames of images to obtain a target video. In this way, a video with a smoothly moving field of view may be obtained based on a video shot at a fixed angle of view, thereby improving a user's shooting experience.
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公开(公告)号：US11272105B2
公开(公告)日：2022-03-08
申请号：US16539189
申请日：2019-08-13
Applicant: SZ DJI TECHNOLOGY CO., LTD
Inventor： Wen Zou , Bing Li , Xinchao Qu
IPC: H04N5/232
Abstract: An image stabilization control method for a photographing device includes obtaining attitude information of the photographing device and a device parameter of the photographing device, and adjusting an image stabilization strength of the photographing device based on the attitude information and the device parameter. The device parameter indicating a brightness of an environment in which the photographing device is located.
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Patent Agency Ranking
公开(公告)号：US10674087B1
公开(公告)日：2020-06-02
申请号：US16538946
申请日：2019-08-13
Applicant: SZ DJI TECHNOLOGY CO., LTD
Inventor： Bing Li , Wen Zou , Jun Ma , Guangyuan Lin
Abstract: The present disclosure provides an image stabilization method. The method includes acquiring a frame of an image to be stabilized and a related exposure time; acquiring first attitude data before the exposure time and second attitude data after the exposure time, wherein the number of the first attitude data is one or more, and the number of the second attitude data is one or more; acquiring a target attitude corresponding to the exposure time based on the first attitude data and the second attitude data; and obtaining a stabilized target image by stabilizing the image to be stabilized according to the target attitude.
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公开(公告)号：US12238417B2
公开(公告)日：2025-02-25
申请号：US17715042
申请日：2022-04-07
Applicant: SZ DJI TECHNOLOGY CO., LTD.
Inventor： Bing Li , Jun Ma , Fangpei Yang , Wen Zou
Abstract: A photographing device, its control method, and a movable platform can include: acquiring a real-time video frame; duplicating the real-time video frame to obtain two real-time video frames; outputting one of the two real-time video frames for display and perform a stability augmentation processing on the other of the two real-time video frames; and saving the stability augmentation processed real-time video frame.
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公开(公告)号：US11274788B2
公开(公告)日：2022-03-15
申请号：US17075034
申请日：2020-10-20
Applicant: SZ DJI TECHNOLOGY CO., LTD.
Inventor： Xiang Zhang , Bing Li , You Zhou
Abstract: A gimbal pose correction method includes obtaining a first pose of a gimbal based on an Inertial Measurement Unit (IMU) arranged at a vertical compensation device configured to be coupled to the gimbal and compensate for movement of the gimbal in a vertical direction, obtaining a second pose of the vertical compensation device based on a vision device arranged at the vertical compensation device, and correcting the first pose according to the second pose.
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公开(公告)号：US11025823B2
公开(公告)日：2021-06-01
申请号：US16862742
申请日：2020-04-30
Applicant: SZ DJI TECHNOLOGY CO., LTD.
Inventor： Bing Li , Wen Zou , Jun Ma , Guangyuan Lin
Abstract: The present disclosure provides an image stabilization method. The method includes acquiring a frame of an image to be stabilized and a related exposure time; acquiring first attitude data before the exposure time and second attitude data after the exposure time, wherein the number of the first attitude data is one or more, and the number of the second attitude data is one or more; acquiring a target attitude corresponding to the exposure time based on the first attitude data and the second attitude data; and obtaining a stabilized target image by stabilizing the image to be stabilized according to the target attitude.
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公开(公告)号：US20170153122A1
公开(公告)日：2017-06-01
申请号：US15432802
申请日：2017-02-14
Applicant: SZ DJI TECHNOLOGY CO., LTD
Inventor： Ketan Tang , Yongjian Zhao , Bing Li , Guyue Zhou
CPC classification number: G01C25/00 , B64C39/024 , B64D47/08 , G01C23/00 , G06T7/80 , G06T2207/10032
Abstract: A method for in-line sensor calibration are provided, comprising: obtaining sensor data from a plurality of sensors of different types coupled to an unmanned aerial vehicle (UAV) while the UAV is in flight, wherein the plurality of sensors have an initial spatial configuration relative to one another; detecting, with aid of a processor, a change in a spatial configuration of the plurality of sensors relative to one another from the initial spatial configuration to a subsequent spatial configuration, based on the sensor data; determining the subsequent spatial configuration; and adjusting data, while the UAV is in flight, from at least one of the plurality of sensors based on the subsequent spatial configuration. The disclosure also relates to an apparatus for sensor calibration.
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