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Uncalibrated visual servoing using real-time velocity optimization

机译:使用实时速度优化的未校准视觉伺服

摘要

A robotic control system and method include a camera having an optical view and a robot having an end-effector and one or more joints for maneuvering end-effector. A digital video frame is acquired illustrating an image as optically viewed by the camera, and a visual servoing is executed for controlling a pose of end-effector relative to an image feature within the digital video frame. The visual servoing involves an identification of a tracking vector within an image coordinate system of the digital video frame extending from a tracking point to a target point associated with the image feature, a mapping of the tracking vector within a configuration space constructed from a robotic coordinate system associated with the end-effector, and a derivation of a pose of the end-effector within the robotic coordinate system from the mapping of the tracking vector within the configuration space.
机译:一种机器人控制系统和方法,包括具有光学视图的照相机和具有末端执行器和用于操纵末端执行器的一个或多个关节的机器人。获取数字视频帧,该数字视频帧图示了由照相机光学观看的图像,并且执行视觉伺服以控制相对于数字视频帧内的图像特征的末端执行器的姿势。视觉伺服涉及识别从跟踪点到与图像特征相关联的目标点的数字视频帧的图像坐标系内的跟踪向量,以及跟踪向量在由机械手坐标构造的配置空间内的映射与末端执行器相关的系统,以及从配置空间内的跟踪向量的映射推导末端执行器在机器人坐标系内的姿态。

著录项

  • 公开/公告号US9205564B2

    专利类型

  • 公开/公告日2015-12-08

    原文格式PDF

  • 申请/专利权人 KONINKLIJKE PHILIPS N.V.;

    申请/专利号US201414574637

  • 发明设计人 ALEKSANDRA POPOVIC;PAUL THIENPHRAPA;

    申请日2014-12-18

  • 分类号H04N7/18;B25J9/16;A61B19;G06T7/20;

  • 国家 US

  • 入库时间 2022-08-21 14:27:54

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