Automatic tracking shopping cart
    31.
    发明授权

    公开(公告)号:US10394247B2

    公开(公告)日:2019-08-27

    申请号:US15552158

    申请日:2017-04-05

    Abstract: The present disclosure provides an automatic tracking shopping cart. The automatic tracking shopping cart comprises an automatic tracking device. The automatic tracking device is fixed to a body of the shopping cart, operative to control movement of the shopping cart for tracking a target object. The automatic tracking device comprises: an image collection unit configured to collect a color image and a depth image of a field of image; a processing unit configured to identify the target object based on the collected color image and depth image, and determine a motion parameter of the shopping cart based on a position and/or movement of the target object; and a shopping cart driving unit configured to drive the shopping cart to move based on the determined motion parameter. A method for automatically controlling movement of a shopping cart to track a target object is also provided.

    System for dispatching cleaning robots and method thereof

    公开(公告)号:US10201898B2

    公开(公告)日:2019-02-12

    申请号:US15564912

    申请日:2017-04-13

    Abstract: The present application discloses a system for dispatching cleaning robots. The system includes an input subsystem configured to provide an input signal including information about foot traffic in a time period in an area. The system includes a processing subsystem to receive and process the input signal and further to determine a cleaning task under an operation scheme and generate a control signal for the cleaning task. Further the system includes a communication subsystem configured to receive the control signal from the processing subsystem and one or more first signals respectively from the one or more cleaning robots. The communication subsystem sends the control signal based on the one or more first signals to dispatch at least one cleaning robot to the area to perform the cleaning task and receives one second signal from the cleaning robot to update the operation scheme.

    Method and device for positioning intelligent terminal apparatus, as well as intelligent terminal apparatus associated therewith

    公开(公告)号:US11257244B2

    公开(公告)日:2022-02-22

    申请号:US16097645

    申请日:2018-02-26

    Abstract: A method for positioning an intelligent terminal apparatus comprises: acquiring data points scanned by a position detection device in the intelligent terminal apparatus at the current position of the intelligent terminal apparatus; converting valid data points into segment features to obtain a first set of segment features; and converting point features in an established map of the intelligent terminal apparatus into segment features to obtain a second set of segment features; selecting, from the first and second set of segment features, segments having the same position relationship respectively to form a first and a second candidate subset of the first and the second set of segment features respectively; and determining a transformation matrix that matches the first candidate subset to the second candidate subset, and identifying the current position and the orientation angle of the intelligent terminal apparatus in the established map based on the transformation matrix.

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