The Passive Series Stiffness That Optimizes Torque Tracking for a Lower-Limb Exoskeleton in Human Walking

Juanjuan Zhang1,2,3, Steven H. Collins2,4,5
1College of Computer and Control Engineering, Nankai University, Tianjin, China
2Department of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, PA, United States
3School of Electric and Electronic Engineering, Nanyang Technological University, Singapore, Singapore
4Department of Mechanical Engineering, Stanford University, Stanford, CA, United States
5Robotics Institute, Carnegie Mellon University, Pittsburgh, PA, United States

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