Lorenzo Ortega
- Institut Polytechnique des Sciences Avancées (IPSA)
- Laboratoire de recherche coopératif dans les télécommunications spatiales et aéronautiques (TESA)
Présentation
Publications
Publications
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Proposition for the EUSIPCO 2025 Phased Array Signal Processing Student ChallengeEUSIPCO 2025, Sep 2025, Palermo, Italy |
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EM Manifold Estimation of GNSS Synchronization Parameters Under Constant Modulus InterferenceEUSIPCO 2025, Sep 2025, Palermo, Italy |
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Robust semiparametric time-delay and doppler estimation : analysis of rand M -estimatorsThe 33rd European Signal Processing Conference (EUSIPCO), Sep 2025, Parlemo, Italy |
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Performance Evaluation of GNSS Meta-Signals Under Multipath Environment38th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2025), The Institute of Navigation (ION), Sep 2025, Baltimore, United States. pp.878-898, ⟨10.33012/2025.20404⟩ |
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On the efficiency of a misspecified contaminated nonlinear regression model : application to time-delay and doppler estimationIEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP 2025), IEEE, Dec 2025, Punta Cana, Dominican Republic |
Theoretical Performance Analysis of GNSS Tracking Loops2023 IEEE/ION Position, Location and Navigation Symposium (PLANS), Apr 2023, Monterey, France. pp.946-951, ⟨10.1109/PLANS53410.2023.10139980⟩ |
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An EM Approach for GNSS Parameters of Interest Estimation Under Constant Modulus InterferenceEUSIPCO 2023, EURASIP, Sep 2023, Helsinki (Aalto University School of Economics), Finland |
GNSS L5/E5 Maximum Likelihood Synchronization Performance Degradation under DME Interferences2023 IEEE/ION Position, Location and Navigation Symposium (PLANS), Apr 2023, Monterey, France. pp.553-558, ⟨10.1109/PLANS53410.2023.10140102⟩ |
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Time-Delay and Doppler Estimation with a Carrier Modulated by a Band-Limited Signal2023 IEEE 9th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), Dec 2023, Herradura, France. pp.346-350, ⟨10.1109/CAMSAP58249.2023.10403430⟩ |
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Close-to-Ground Single Antenna GNSS-RESA Workshop on Satellite Navigation Technologies and European Workshop on GNSS Signals and Signal Processing (NAVITEC 2022), Apr 2022, Online Event, Netherlands |
Theoretical Evaluation of the GNSS Synchronization Performance Degradation under Interferences35th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2022), Sep 2022, Denver, France. pp.3758-3767, ⟨10.33012/2022.18564⟩ |
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Multipath Estimating Techniques Performance Analysis2022 IEEE Aerospace Conference (AERO), Mar 2022, Big Sky, France. pp.1-6, ⟨10.1109/AERO53065.2022.9843802⟩ |
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A Multidimensional Scaling Approach for Cooperative GNSS Navigation2021 International Conference on Localization and GNSS (ICL-GNSS), Jun 2021, Tampere, France. pp.1-6, ⟨10.1109/ICL-GNSS51451.2021.9452296⟩ |
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On The Accuracy Limit of Joint Time-Delay/Doppler/Acceleration Estimation with a Band-Limited SignalICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, France. pp.5130-5134, ⟨10.1109/ICASSP39728.2021.9414270⟩ |
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A Compact CRB for the Single Source Conditional Signal Model with Application to Delay-Doppler-Phase Estimation of Band-Limited Signals2020 59th IEEE Conference on Decision and Control (CDC), Dec 2020, Jeju, France. pp.2906-2911, ⟨10.1109/CDC42340.2020.9303748⟩ |
On the Time-Delay Estimation Accuracy Limit of GNSS Meta-Signals2020 IEEE 23rd International Conference on Intelligent Transportation Systems (ITSC), Sep 2020, Rhodes, France. pp.1-6, ⟨10.1109/ITSC45102.2020.9294581⟩ |
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On the Time-Delay Estimation Performance Limit of New GNSS Acquisition Codes2020 International Conference on Localization and GNSS (ICL-GNSS), Jun 2020, Tampere, France. pp.1-6, ⟨10.1109/ICL-GNSS49876.2020.9115552⟩ |
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Robust Tracking under Measurement Model Mismatch via Linearly Constrained Extended Kalman Filtering2020 59th IEEE Conference on Decision and Control (CDC), Dec 2020, Jeju, France. pp.2924-2929, ⟨10.1109/CDC42340.2020.9303842⟩ |
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Optimal Channel Coding Structures for Fast Acquisition Signals in Harsh Environment Conditions32nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2019), Sep 2019, Miami, Florida, United States. pp.4026-4040, ⟨10.33012/2019.17113⟩ |
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Data Decoding Analysis of Next Generation GNSS Signals32nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2019), Sep 2019, Miami, Florida, United States. pp.1090-1105, ⟨10.33012/2019.17046⟩ |
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Binary Root Protograph LDPC Codes for CSK Modulation toIncrease the Data Rate and Reduce the TTD32nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2019), Sep 2019, Miami, Florida, United States. pp.1020-1038, ⟨10.33012/2019.17040⟩ |
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Advanced co-design of message structure and channel coding scheme to reduce the time to CED and to improve the resilience for a Galileo 2nd Generation new signalESA Workshop on Satellite Navigation Technologies and European Workshop on GNSS Signals and Signal Processing (NAVITEC 2018), Dec 2018, Noordwijk, Netherlands. pp.0 |
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New Solutions to Reduce the Time-To-CED and to Improve the CED Robustness of the Galileo I/NAV MessageIEEE/ION Position, Location and Navigation Symposium (PLANS 2018), Apr 2018, Monterey, California, United States. pp.1-10 |
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Joint Design of GNSS Signal and Message Structure for Galileo 2nd GenerationITSNT 2018, 5th International Technical Symposium on Navigation and Timing, CNES; ENAC, Oct 2018, Toulouse, France. ⟨10.31701/itsnt2018.19⟩ |
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Co-design of message Structure and Channel Coding Scheme to Reduce the Time to CED and to Improve the Resilience for a Galileo 2nd Generation New Signal31st International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2018), Sep 2018, Miami, Florida, United States. pp.4064-4078, ⟨10.33012/2018.15878⟩ |
New Solutions on the Design of a Galileo Acquisition-Aiding Signal to Improve the TTFF and the SensitivityCognizant Autonomous Systems for Safety Critical Applications Workshop - International Technical meeting and showcase of GNSS technology, products and services - ION GNSS+ 2018, Institute of Navigation (ION), Jan 2018, Reston (Virginie), United States. pp.(electronic medium) |
Soutenance HDR : Statistical Signal Processing for the Design of Navigation and Localization SystemsAutre publication scientifique hal-04980889v1 |
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Supporting material for the paper: Robust semiparametric efficient estimator for time delay and doppler estimation2025 |
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Developments for MCRB Computation in Multipath Scenarios2022 |
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Technical Note: Mathematical Development of the Interplexing 6 Signals for the Galileo E1 Band2020 |
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Interference modeling and mitigation for GNSS receiversIPSA. 2024 |
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Signal optimization for Galileo evolutionNetworking and Internet Architecture [cs.NI]. Institut National Polytechnique de Toulouse - INPT, 2019. English. ⟨NNT : 2019INPT0118⟩ |
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Statistical Signal Processing for the Design of Navigation and Localization SystemsEngineering Sciences [physics]. Université toulouse 3 Paul Sabatier, 2025 |