Towards time-optimal tunnel-following for quadrotors

J Arrizabalaga, M Ryll - 2022 International Conference on …, 2022 - ieeexplore.ieee.org
Minimum-time navigation within constrained and dynamic environments is of special
relevance in robotics. Seeking time-optimality, while guaranteeing the integrity of time …

Geometric Maneuvering for Underactuated VTOL Vehicles

S Wu, X Liang, Y Fang, W He - IEEE Transactions on Automatic …, 2023 - ieeexplore.ieee.org
The geometric maneuvering problem for underactuated vertical takeoff and landing vehicles
is considered in this article. First, driven by the demands in this study, the input-to-state …

Iterative bias estimation for an ultra-wideband localization system

B van der Heijden, A Ledergerber, R Gill… - IFAC-PapersOnLine, 2020 - Elsevier
An iterative bias estimation framework is presented that mitigates position-dependent
ranging errors often present in ultra-wideband localization systems. State estimation and …

Pose-Following with Dual Quaternions

J Arrizabalaga, M Ryll - 2023 62nd IEEE Conference on …, 2023 - ieeexplore.ieee.org
This work focuses on pose-following, a variant of path-following in which the goal is to steer
the system's position and attitude along a path with a moving frame attached to it. Full body …

A Universal Formulation for Path-Parametric Planning and Control

J Arrizabalaga, M Ryll - arXiv preprint arXiv:2410.04664, 2024 - arxiv.org
This work presents a unified framework for path-parametric planning and control. This
formulation is universal as it standardizes the entire spectrum of path-parametric techniques …

Spatial motion planning with pythagorean hodograph curves

J Arrizabalaga, M Ryll - … IEEE 61st Conference on Decision and …, 2022 - ieeexplore.ieee.org
This paper presents a two-stage prediction-based control scheme for embedding the
environment's geometric properties into a collision-free Pythagorean Hodograph spline, and …

A risk-aware reference trajectory resampling method for quadrotor tracking accuracy improvement

K Zhang, J Di, J Wang, X Wang, H Ji - Robotic Intelligence and …, 2024 - emerald.com
Purpose Many existing trajectory optimization algorithms use parameters like maximum
velocity or acceleration to formulate constraints. Due to the ignoring of the quadrotor actual …

[PDF][PDF] Quadrotor control for accurate agile flight

M Fässler - 2018 - zora.uzh.ch
Quadrotors are the most popular type of micro aerial vehicles. They gained their popularity
due to their simple and robust mechanical design, which can be achieved from cheap off-the …

Path following for a class of underactuated systems using global parameterization

A Akhtar, S Saleem, SL Waslander - IEEE Access, 2020 - ieeexplore.ieee.org
A large number of both aerial and underwater mobile robots fall in the category of
underactuated systems that are defined on a manifold, which is not isomorphic to Euclidean …

Nonlinear and geometric controllers for rigid body vehicles

A Akhtar - 2018 - uwspace.uwaterloo.ca
In this thesis we investigate the motion control problem for a class of vehicles CV, which
includes satellites, quadrotors, underwater vehicles, and tailsitters. Given a globally …