Metalens for intersatellite free-space optical communications
M. Badas Aldecocea (TU Delft - Space Systems Egineering)
J. Algera (TU Delft - Spaceborne Instrumentation)
J. Bouwmeester (TU Delft - Space Systems Egineering)
P. Piron (TU Delft - Spaceborne Instrumentation)
Jérôme Loicq (TU Delft - Spaceborne Instrumentation)
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Abstract
Mctamatcrials and mctasurfaccs hold significant promise for space applications due to their compactness and lightweight characteristics. These devices use nanostructures embedded in their flat surfaces to manipulate the electromagnetic field for various purposes. Among their potential applications, metalenses stand out for their prospective role in the next generation of optical instruments deployed in space. Specifically, they offer considerable advantages for free space optical and quantum communications terminals. In intersatellite free space optical communication links, transmitter pointing errors degrade the performance of the link. Nevertheless, optimizing the shape of the transmitted beam through a metalens can improve the communication link performance. In this study, we delve into the application of metalenses for shaping laser beams in intersatellite optical communication scenarios. We present the preliminary design of the metalens and analyze its performance through numerical simulations, analyzing its feasibility and potential in space-based optical communications.