发明授权
- 专利标题: System for hybrid position and force control
- 专利标题(中): 混合位置和力控制系统
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申请号: US60681申请日: 1993-05-10
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公开(公告)号: US5276390A公开(公告)日: 1994-01-04
- 发明人: William D. Fisher , M. Shahid Mujtaba
- 申请人: William D. Fisher , M. Shahid Mujtaba
- 申请人地址: CA Palo Alto
- 专利权人: Hewlett-Packard Company
- 当前专利权人: Hewlett-Packard Company
- 当前专利权人地址: CA Palo Alto
- 主分类号: B25J9/16
- IPC分类号: B25J9/16 ; G05B19/42
摘要:
A hybrid position and force control system for a robotic manipulator. A displacement error signal of an end effector such as a robotic hand is multiplied by a pseudo-inverse of a matrix product of a selection matrix and a Jacobian matrix to provide a joint displacement error signal in the coordinates of the various joints of the manipulator. The system may be tuned for obstacle avoidance and the like by means of a joint tuning signal having displacement and force components each produced by multiplying a user-provided tuning signal by a matrix difference between an identity matrix and a matrix product of a pseudo-inverse of the Jacobian mattrix and the Jacobian matrix.
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