From the Proceedings of the 1993 IEEE International Conference on Robotics and Automation
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چکیده
Designing Feedback Algorithms for Controlling the Periodic Motions of Legged Robots J.P. Ostrowski and J.W. Burdick Dept. of Mechanical Engineering, Mail Code 104-44, CALTECH Pasadena, CA 91125 Abstract. This paper develops a nonlinear feedback control algorithm for repetitive legged robotic locomotion whose global dynamic behavior can be encoded in a Poincar e return map. Control synthesis is equivalent to the selection of a nonlinear feedback control law which properly \shapes" the return map. We present a method for return map shaping in a neighborhood of a xed point. In practice, this neighborhood can be quite large. The theory is illustrated with applications to a simpli ed model of Raibert's hopping machines. An added bene t is accurate control of hopping height above undulating terrain.
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تاریخ انتشار 1993