TAG: signal in space

Testbed vehicle by ESA's Navigation Lab. (Photo: ESA)

Tests begin of Galileo’s OSNMA signal authentication service

February 11, 2021

In a first for any satellite navigation system, Galileo has achieved the first position fix based on navigation […]


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Yury Urlichich, First Deputy Director General, Roscosmos. (Photo: Roscosmos)

Directions 2020: GLONASS focuses on users

December 15, 2019

By Yury Urlichich, First Deputy Director General of ROSCOMOS State Space Corporation Sergey Karutin, Designer General of GLONASS […]


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Galileo telemetry and telecommand ground station. (Photo: ESA)

Directions 2020: Galileo Moves Ahead

December 14, 2019

By Javier Benedicto Head, Galileo Programme department, European Space Agency Since the Galileo initial services declaration in December […]


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Image: GPS World

Public Interface Control Working Group Meeting Set for September

July 29, 2013

The Air Force has issued a Federal Register Notice regarding an upcoming Public Interface Control Working Group (ICWG) […]


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FIGURE 1. Systems engineering V-process supported by an model-based systems engineering with model repository (courtesy of the INCOSE Survey).

Innovation: Interfacing Clearly

April 1, 2013

A New Approach to the Design and Development of Global Navigation Satellite Systems
In this month’s column, a team of authors affiliated with the Galileo project discusses the Interface Communication Modeling Language, an extension of UML that allows engineers to clearly represent SIS interfaces, critical for the design of GNSS receivers.


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