Invention Grant
- Patent Title: System and method for error correction and compensation for 3D eye-to-hand coordination
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Application No.: US17751228Application Date: 2022-05-23
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Publication No.: US12030184B2Publication Date: 2024-07-09
- Inventor: Sabarish Kuduwa Sivanath , Zheng Xu
- Applicant: eBots inc.
- Applicant Address: US CA Fremont
- Assignee: eBots Inc.
- Current Assignee: eBots Inc.
- Current Assignee Address: US CA Fremont
- Agency: Yao Legal Services, Inc.
- Agent Shun Yao
- Main IPC: G06F17/00
- IPC: G06F17/00 ; B25J9/16 ; B25J19/02

Abstract:
One embodiment can provide a robotic system. The system can include a machine-vision module, a robotic arm comprising an end-effector, a robotic controller configured to control movements of the robotic arm, and an error-compensation module configured to compensate for pose errors of the robotic arm by determining a controller-desired pose corresponding to a camera-instructed pose of the end-effector such that, when the robotic controller controls the movements of the robotic arm based on the controller-desired pose, the end-effector achieves, as observed by the machine-vision module, the camera-instructed pose. The error-compensation module can include a machine learning model configured to output an error matrix that correlates the camera-instructed pose to the controller-desired pose.
Public/Granted literature
- US20220402131A1 SYSTEM AND METHOD FOR ERROR CORRECTION AND COMPENSATION FOR 3D EYE-TO-HAND COORDINATON Public/Granted day:2022-12-22
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