[HTML][HTML] Artificial intelligence for trusted autonomous satellite operations

K Thangavel, R Sabatini, A Gardi, K Ranasinghe… - Progress in Aerospace …, 2024 - Elsevier
Abstract Recent advances in Artificial Intelligence (AI) and Cyber-Physical Systems (CPS)
for aerospace applications have brought about new opportunities for the fast-growing …

[HTML][HTML] Passive electro-optical tracking of resident space objects for distributed satellite systems autonomous navigation

KF Hussain, K Thangavel, A Gardi, R Sabatini - Remote Sensing, 2023 - mdpi.com
Autonomous navigation (AN) and manoeuvring are increasingly important in distributed
satellite systems (DSS) in order to avoid potential collisions with space debris and other …

[HTML][HTML] A distributed satellite system for multibaseline AT-InSAR: constellation of formations for maritime domain awareness using autonomous orbit control

K Thangavel, P Servidia, R Sabatini, P Marzocca… - Aerospace, 2023 - mdpi.com
Space-based Earth Observation (EO) systems have undergone a continuous evolution in
the twenty-first century. With the help of space-based Maritime Domain Awareness (MDA) …

Autonomous optical sensing for space-based space surveillance

KF Hussain, K Thangavel, A Gardi… - 2023 IEEE Aerospace …, 2023 - ieeexplore.ieee.org
Space debris population has increased dramatically in the past decades posing a threat to
the future of space operations. Traditionally, Resident Space Objects (RSO) are tracked and …

Distributed satellite system for maritime domain awareness

K Thangavel, P Servidia, R Sabatini… - AIAC 2023: 20th …, 2023 - search.informit.org
A robust multi-baseline along-track interferometric Synthetic Aperture Radar (SAR) formation
flying concept is proposed to combine effectively several along-track baseline observations …

Trajectory planning for satellite cluster reconfigurations with sequential convex programming method

L Wang, D Ye, Y Xiao, X Kong - Aerospace Science and Technology, 2023 - Elsevier
This paper presents trajectory planning algorithms for large-scale satellite clusters
reconfiguration based on sequential convex programming, and these algorithms consider …

A novel deep reinforcement learning architecture for dynamic power and bandwidth allocation in multibeam satellites

J Xu, Z Zhao, L Wang, Y Zhang - Acta Astronautica, 2023 - Elsevier
Due to the explosive growth and dynamic change of user demand, an efficient power and
bandwidth allocation algorithm is quite essential for multibeam satellites with flexible digital …

[HTML][HTML] A Staring Tracking Measurement Method of Resident Space Objects Based on the Star Tacker

T Xu, X Yang, Z Fu, M Wu, S Gao - Photonics, 2023 - mdpi.com
Measuring resident space objects (RSOs) by star trackers has become a research hotspot in
space situational awareness. However, the arc length measured by star trackers is too short …

Fabrication and performance evaluation of the flexible positive temperature coefficient material for self‐regulating thermal control

A Yu, Y Xi, W Xu, A Wang, L Liu… - Journal of Applied …, 2023 - Wiley Online Library
In this study, three kinds of newly flexible positive temperature coefficient (PTC) materials
are fabricated by a simple preparation method. Due to introducing the hybrid filler of carbon …

Balancing total energy consumption and mean makespan in data offloading for space-air-ground integrated networks

L He, J Li, Y Wang, J Zheng, L He - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We study the data offloading problem in space-air-ground integrated networks (SAGINs) by
jointly optimizing task scheduling and power control to balance the total energy consumption …