Flexible Robust Beamforming for Multibeam Satellite Downlink using Reinforcement Learning

1 code implementation • 26 Feb 2024 • Alea Schröder, Steffen Gracla, Maik Röper, Dirk Wübben, Carsten Bockelmann, Armin Dekorsy

Low Earth Orbit (LEO) satellite-to-handheld connections herald a new era in satellite communications.

reinforcement-learning Reinforcement Learning (RL)

Learning Model-Free Robust Precoding for Cooperative Multibeam Satellite Communications

1 code implementation • 13 Mar 2023 • Steffen Gracla, Alea Schröder, Maik Röper, Carsten Bockelmann, Dirk Wübben, Armin Dekorsy

Direct Low Earth Orbit satellite-to-handheld links are expected to be part of a new era in satellite communications.

Robust Precoding via Characteristic Functions for VSAT to Multi-Satellite Uplink Transmission

no code implementations • 30 Jan 2023 • Maik Röper, Bho Matthiesen, Dirk Wübben, Petar Popovski, Armin Dekorsy

In case of imperfect position knowledge, the performance degradation of the robust precoder is relatively small.

Position

Beamspace MIMO for Satellite Swarms

no code implementations • 16 Dec 2021 • Maik Röper, Bho Matthiesen, Dirk Wübben, Petar Popovski, Armin Dekorsy

In this paper, we propose a distributed linear precoding scheme and a GS equalizer relying on local position information.

Position