Optimizing the co‐design of message structure and channel coding to reduce the TTD for a Galileo 2nd generation signal

…, C Poulliat, ML Boucheret, M AubaultRoudier… - …, 2020 - Wiley Online Library
Recently, the joint design of the GNSS message structure and the associated channel‐coding
scheme have been investigated as a means to reduce the Time‐To‐First‐Fix (TTFF) and …

Code shift keying: Prospects for improving GNSS signal designs

AJ Garcia Peña, M Aubault-Roudier, L Ries… - Inside …, 2015 - oatao.univ-toulouse.fr
This article presents the code shift keying (CSK) modulation principle and highlights some
of its specific features related to demodulation performance. CSK behaves like a M-ary …

Code shift keying: prospects for improving GNSS signal designs

AJG Peña, M Aubault-Roudier, L Ries, ML Boucheret… - Inside GNSS, 2015 - hal.science
This article presents the code shift keying (CSK) modulation principle and highlights some
of its specific features related to demodulation performance. CSK behaves like a M-ary …

A new GNSS integrity monitoring based on channels joint characterization

…, F Vincent, L Ries, M Aubault-Roudier… - 2016 IEEE/ION …, 2016 - ieeexplore.ieee.org
Many GNSS (Global Navigation Satellites System) applications need high integrity
performances. Receiver Autonomous Integrity Monitoring (RAIM), or similar method, is commonly …

LDPC channel code optimization for a GNSS CSK-modulated signal

M Aubault-Roudier, L Ries, C Poulliat… - Proceedings of the 28th …, 2015 - ion.org
Marion Aubault-Roudier is a radionavigation engineer in the localization/navigation signal
Marion Aubault-Roudier graduated as an electronics engineer in 2011 from ENAC (Ecole …

E5b signal containing value-added information broadcast in real time via the SES ASTRA 5B GEO satellite

M Aubault-Roudier, D Laurichesse, HA Bitar… - Proceedings of the 29th …, 2016 - ion.org
Marion Aubault-Roudier is a RadioNavigation engineer in the navigation/location signals
department at CNES, the French Space Agency, where she is involved in the optimization of …

[PDF][PDF] Code Shift Keying

A Garcia-Pena, M AUBAULT-ROUDIER, L RIES… - Inside GNSS …, 2015 - core.ac.uk
shift keying (CCSK) is an alternative technique to the aforementioned BPSK technique.
Previously used in some code division multiple access (CDMA) communication standards, CSK …

LLR approximation for fading channels using a Bayesian approach

LO Espluga, M Aubault-Roudier… - IEEE …, 2020 - ieeexplore.ieee.org
This letter investigates on the derivation of good log likelihood ratio (LLR) approximations
under uncorrelated fading channels with partial statistical channel state information (CSI) at …

Binary root protograph LDPC codes for CSK modulation to increase the data rate and reduce the TTD

…, C Poulliat, ML Boucheret, M Aubault-Roudier… - Proceedings of the 32nd …, 2019 - ion.org
Aubault-Roudier is a radionavigation engineer in the navigation/location signals … Marion
Aubault-Roudier graduated as an electronics engineer in 2011 from ENAC (Ecole Nationale de …

Integrity monitoring improvement by exploiting the raw GNSS signals

…, F Vincent, J Israel, G Carrie, M Aubault-Roudier - Proceedings of the 30th …, 2017 - ion.org
Marion Aubault-Roudier is a RadioNavigation engineer in the navigation/location signals
department at CNES, the French Space Agency, where she is involved in the optimization of …