Models, feedback control, and open problems of 3D bipedal robotic walking

JW Grizzle, C Chevallereau, RW Sinnet, AD Ames - Automatica, 2014‏ - Elsevier
The fields of control and robotics are working toward the development of bipedal robots that
can realize walking motions with the stability and agility of a human being. Dynamic models …

Stable dynamic walking over uneven terrain

IR Manchester, U Mettin, F Iida… - … International Journal of …, 2011‏ - journals.sagepub.com
We propose a constructive control design for stabilization of non-periodic trajectories of
underactuated robots. An important example of such a system is an underactuated “dynamic …

Finite time stabilization of a perturbed double integrator—Part I: Continuous sliding mode-based output feedback synthesis

Y Orlov, Y Aoustin… - IEEE Transactions on …, 2010‏ - ieeexplore.ieee.org
The twisting and supertwisting algorithms, generating important classes of second order
sliding modes (SOSMs), are well-recognized for their finite time stability and robustness …

3D bipedal robotic walking: models, feedback control, and open problems

JW Grizzle, C Chevallereau, AD Ames… - IFAC Proceedings …, 2010‏ - Elsevier
The fields of control and robotics are contributing to the development of bipedal robots that
can realize walking motions with the stability and agility of a human being. Dynamic models …

Nonholonomic virtual constraints and gait optimization for robust walking control

B Griffin, J Grizzle - The International Journal of Robotics …, 2017‏ - journals.sagepub.com
A key challenge in robotic bipedal locomotion is the design of feedback controllers that
function well in the presence of uncertainty, in both the robot and its environment. This paper …

Hierarchical and safe motion control for cooperative locomotion of robotic guide dogs and humans: A hybrid systems approach

KA Hamed, VR Kamidi, WL Ma… - IEEE Robotics and …, 2019‏ - ieeexplore.ieee.org
This letter presents a hierarchical control strategy based on hybrid systems theory, nonlinear
control, and safety-critical systems to enable cooperative locomotion of robotic guide dogs …

Observer design for hybrid dynamical systems with approximately known jump times

P Bernard, RG Sanfelice - Automatica, 2022‏ - Elsevier
This paper proposes a general framework for state estimation of systems modeled as hybrid
dynamical systems with jumps occurring at (approximately) known times. A candidate …

State estimation for a legged robot with multiple flexibilities using imu s: A kinematic approach

M Vigne, A El Khoury, F Di Meglio… - IEEE Robotics and …, 2019‏ - ieeexplore.ieee.org
This letter presents a general state estimation method for legged robots having internal
flexibilities. In details, the method is applicable to any robot with an arbitrary number of …

Hybrid disturbance rejection control of dynamic bipedal robots

J Arcos-Legarda, J Cortes-Romero… - Multibody System …, 2019‏ - Springer
This paper presents a disturbance rejection control strategy for hybrid dynamic systems
exposed to model uncertainties and external disturbances. The focus of this work is the gait …

Gait transitions for quasi-static hexapedal locomotion on level ground

GC Haynes, FR Cohen, DE Koditschek - Robotics Research: The 14th …, 2011‏ - Springer
As robot bodies become more capable, the motivation grows to better coordinate them–
whether multiple limbs attached to a body or multiple bodies assigned to a task. This paper …