ASSISTED TAKEOFF
    47.
    发明申请
    ASSISTED TAKEOFF 审中-公开
    辅助采购

    公开(公告)号:US20150331426A1

    公开(公告)日:2015-11-19

    申请号:US14811448

    申请日:2015-07-28

    Inventor: Jun Shi Xu Yang Pan

    Abstract: Systems, methods, and devices are provided for assisted takeoff of an aerial vehicle. The aerial vehicle may takeoff using a first control scheme and switch to a second control scheme for normal flight when a takeoff threshold is met. The first control scheme optionally does not use integral control while the second control scheme may use integral control. The aerial vehicle may determine that a takeoff threshold is met, based on an output to a motor of the aerial vehicle and/or an acceleration of the aerial vehicle.

    Abstract translation: 提供系统,方法和装置用于飞行器的辅助起飞。 当满足起飞阈值时,航空器可以使用第一控制方案起飞并切换到用于正常飞行的第二控制方案。 第一控制方案可选地不使用积分控制,而第二控制方案可以使用积分控制。 飞行器可以基于对飞行器的马达的输出和/或飞行器的加速度来确定满足起飞阈值。

    THREE-DIMENSIONAL MANIPULATION OF TEAMS OF QUADROTORS
    50.
    发明申请
    THREE-DIMENSIONAL MANIPULATION OF TEAMS OF QUADROTORS 有权
    四方的三维操纵

    公开(公告)号:US20150105946A1

    公开(公告)日:2015-04-16

    申请号:US14397761

    申请日:2013-04-30

    CPC classification number: G05D1/104 B64C39/024 B64C2201/14 G08G5/04

    Abstract: A system and method is described for controlling flight trajectories of at least two flying vehicles towards goal positions. The system includes at least two flying vehicles with onboard inertial measurement units for determining and updating orientation, angular velocities, position and linear velocities of the at least two flying vehicles, a motion capture system to detect current position and velocity of each of the at least two flying vehicles, and a base controller in communication with the motion capture system and in communication with the plurality of flying vehicles. The base controller calculates for each of the flying vehicles, at predetermined intervals of time, optimum trajectory paths using piece-wise smooth polynomial functions, applying weighting factors, and enforcing overlap constraints.

    Abstract translation: 描述了用于控制至少两个飞行车辆朝向目标位置的飞行轨迹的系统和方法。 该系统包括至少两个飞行车辆,其具有用于确定和更新至少两个飞行车辆的定向,角速度,位置和线速度的船载惯性测量单元,用于检测至少两个飞行器中的每一个的当前位置和速度的运动捕捉系统 两个飞行车辆,以及与运动捕捉系统通信并与多个飞行车辆通信的基地控制器。 基本控制器以预定的时间间隔计算每个飞行车辆,使用分段平滑多项式函数的最佳轨迹路径,应用加权因子以及执行重叠约束。

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