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17/11/2025Arpsoft Projects
Entourage - Spectrum Simulator
Client:
European Space Agency
Partner:
SES
Technologies:
Python, C++, MS Azure, JS
Tag:
Radio Interference, Satellite Telecommunications
Services:
Spectrum Management Consultancy, Software Development


Overview
The ESA-funded 'Entourage - Spectrum Simulator' project was successfully completed in 2025. Arpsoft supported the prime contractor, SES, as a key subcontractor.
Historically, coordinating satellite frequencies in GEO belts was simple. Today's multi-orbit constellations and mobile users demand more active and complex spectrum coordination. Existing methods may lead to inconsistencies, hindering comparison across entities. A standardized spectrum tool is crucial to harmonize NGSO, GEO, and ground systems like 5G, minimizing interference.
The primary goal of this endeavor was to develop a frequency agnostic cloud based analysis tool, capable of computing global interference statistics among non-GSO systems, GSO networks, and all possible combinations thereof. The collaboration covered joint efforts in the development, validation, and eventual commercialization of the product.




