Thomas Grelier has been a navigation engineer in the Transmission Techniques and Signal Processing Department at CNES since December 2004. He graduated from the French engineering school Supelec and received an M.S. in electrical and computer engineering from Georgia Tech (USA).
Galileo signal processing is one of two main areas of research. He analyzed GIOVE-A, GPS IIR-M, Beidou-1 S-band, and modernized GLONASS signals.
Grelier has developed various Galileo #5 ALTBOC tracking techniques and analyzed their theoretical performances, and is also technical responsible of the FFRF equipment of the PRISMA satellites.