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Bastian Deutschmann

6 accepted papers

2023

A Provably Stable Iterative Learning Controller for Continuum Soft Robots

RA-L 2023

Fully exploiting soft robots' capabilities requires devising strategies that can accurately control their movements with the limited amount of control sources available. This task is challenging for reasons including the hard-to-model dynamics, the system's underactuation, and the need of using a pr

Cited by 14SourceScholar
2022

A Robotic Torso Joint With Adjustable Linear Spring Mechanism for Natural Dynamic Motions in a Differential-Elastic Arrangement

RA-L 2022

To be operated in unknown or complex environments, modern robots have to fulfill various challenging criteria. Among them, one finds requirements such as a high level of robustness to withstand impacts and the capabilities to physically interact in a safe manner. One way to achieve that is to integr

Cited by 12SourceScholar
2020

An Anthropomorphic Robust Robotic Torso for Ventral/Dorsal and Lateral Motion With Weight Compensation

RA-L 2020

The human torso is known to be highly versatile and dexterous in terms of motion capabilities and dynamic performance. Motivated by the human counterpart, we present the development of a new anthropomorphic robotic torso with comparable workspace, torques, velocities for running, and high level of m

Cited by 10SourceScholar
2019

Six-DoF Pose Estimation for a Tendon-Driven Continuum Mechanism Without a Deformation Model

RA-L 2019

In recent years, the application of continuum mechanisms increased as they provide high dexterity, consume a low amount of space, and handle unforeseen collisions with ease. Typically, a deformation model of the continuum is applied to compute task space poses from actuator variables. However, simpl

Cited by 13SourceScholar
2018

A Method to Identify the Nonlinear Stiffness Characteristics of an Elastic Continuum Mechanism

RA-L 2018

The humanoid robot David is equipped with a novel robotic neck based on an elastic continuum mechanism (ECM). To realize a model-based motion control, the six dimensional stiffness characteristics needs to be known. This letter presents an approach to experimentally identify the stiffness characteri

Cited by 15SourceScholar
2016

A structurally flexible humanoid spine based on a tendon-driven elastic continuum

ICRA 2016

When working in unknown environments, it is beneficial for robots to be mechanically robust to impacts. To obtain such robustness properties and maintain human-like performance, strength, workspace and size especially in the upper body, an elastic backbone approach is presented and discussed. Compar

Cited by 36SourceScholar