Determining time-of-fight measurement parameters
    1.
    发明授权
    Determining time-of-fight measurement parameters 有权
    确定战斗时间测量参数

    公开(公告)号:US09558563B1

    公开(公告)日:2017-01-31

    申请号:US14036523

    申请日:2013-09-25

    Abstract: In a system that monitors the positions and movements of objects within an environment, a depth camera may be configured to produce depth images based on configurable measurement parameters such as illumination intensity and sensing duration. A supervisory component may be configured to roughly identify objects within an environment and to specify observation goals with respect to the objects. The measurement parameters of the depth camera may then be configured in accordance with the goals, and subsequent analyses of the environment may be based on depth images obtained using the measurement parameters.

    Abstract translation: 在监视环境中对象的位置和移动的系统中,深度摄像机可以被配置为基于可配置的测量参数(例如照明强度和感测持续时间)产生深度图像。 监督组件可以被配置为粗略地识别环境内的对象并且指定关于对象的观察目标。 然后可以根据目标配置深度相机的测量参数,并且随后的环境分析可以基于使用测量参数获得的深度图像。

    Orientation of directional antennas
    2.
    发明授权
    Orientation of directional antennas 有权
    定向天线方位

    公开(公告)号:US09590298B1

    公开(公告)日:2017-03-07

    申请号:US14711737

    申请日:2015-05-13

    CPC classification number: H01Q3/08 H01Q1/1257 H01Q1/28

    Abstract: Systems, methods, and apparatus are provided for enabling orientation of directional antennas even when one or more of the directional antennas are moving. Position information for each directional antenna is transmitted using an omnidirectional antenna transmitting at a low bandwidth and a low power. The position information of the directional antennas is used to orient the directional antennas so that a high bandwidth, low power wireless connection can be enabled and/or maintained between the directional antennas. The position information is periodically transmitted and the orientation of the directional antennas is updated as one or more of the directional antennas move so that the wireless connection between the directional antennas is maintained.

    Abstract translation: 提供了系统,方法和装置,用于即使当定向天线中的一个或多个正在移动时,定向天线的取向也是如此。 使用以低带宽和低功率发送的全向天线来发送每个定向天线的位置信息。 定向天线的位置信息用于定向方向天线,使得可以在定向天线之间启用和/或维持高带宽低功率无线连接。 周期性地发送位置信息,并且随着一个或多个定向天线的移动,定向天线的方向被更新,从而保持定向天线之间的无线连接。

    Surface distance determination using reflected light
    5.
    发明授权
    Surface distance determination using reflected light 有权
    使用反射光进行表面距离测定

    公开(公告)号:US09562966B1

    公开(公告)日:2017-02-07

    申请号:US14742218

    申请日:2015-06-17

    Abstract: A distance between a light source and a surface may be determined by emitting pulses of light from the light source and measuring an intensity of the light after the light reaches the surface. To determine a true distance, aliased distances, which are outside of a known distance segment, are disregarded. The distance segment may be defined by a modulation period of light emitted by the light source. The distance segment may be determined based on a ratio of a measured intensity of light captured during a first time interval and a second time interval, and a comparison of other types of evidence data that identifies a correct distance segment. The evidence data may include data associated with the amplitude (intensity) of the light captured, temporal variations in data, and/or analysis data collected from other surfaces that are adjacent to the surface.

    Abstract translation: 光源和表面之间的距离可以通过发射来自光源的光的脉冲来确定,并且在光到达表面之后测量光的强度。 为了确定一个真正的距离,忽略了已知距离段以外的混叠距离。 距离段可以由光源发出的光的调制周期来定义。 距离段可以基于在第一时间间隔和第二时间间隔期间捕获的光的测量强度的比率以及识别正确距离段的其他类型的证据数据的比较来确定。 证据数据可以包括与捕获的光的振幅(强度),数据的时间变化和/或从与表面相邻的其它表面收集的分析数据相关联的数据。

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