3 papers
eess.SY2026
Variable-Step Time-Delay Control for Proactive Aperiodic Spacecraft Attitude Control
Yonsoo Kim, Hancheol Cho
This paper addresses proactive aperiodic spacecraft attitude control under model uncertainty, environmental disturbances, and actuator degradation. To this end, we develop Variable…
eess.SY2026
Estimated-State Adaptive Sliding Mode Control and Disturbance Observation Using Second-Order Surfaces for Spacecraft Formation Reconfiguration
Jaein Lee, Hancheol Cho, Tiago Roux Oliveira
This paper presents a two-phase relative orbit control framework for spacecraft formation flying that combines analytic energy-optimal transfer with robust adaptive sliding mode tr…
eess.SY2024
Adaptive Smooth Control via Nonsingular Fast Terminal Sliding Mode for Distributed Space Telescope Demonstration Mission by CubeSat Formation Flying
Soobin Jeon, Hancheol Cho, Sang-Young Park
This paper presents a nonsingular fast terminal sliding mode-based adaptive smooth control methodology for a distributed space telescope demonstration mission. The distributed spac…