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Hybridation and Fusion of Satellite and Telecommunication Network Based Positioning Methods

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Open Archive TOULOUSE Archive Ouverte (OATAO) OATAO is an open access repository that collects the work of Toulouse researchers and makes it freely available over the web where possible.

This is an author-deposited version published in : http://oatao.univ-toulouse.fr/

Eprints ID : 13072

To cite this version : Castanié, Francis Hybridation and Fusion of Satellite and Telecommunication Network Based Positioning Methods.

(2014) In: 20th International Conference on Telecommunications - ICT 2013, 6 May 2013 - 8 May 2013 (Casablanca, Morocco).

Any correspondance concerning this service should be sent to the repository administrator: [email protected]

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Hybridation and Fusion of Satellite

and Telecommunication Network

Based Positioning Methods

F. CASTANIE

TeSA/IRIT/INP-ENSEEIHT

14-16 Port Saint-Etienne

31000 Toulouse France

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1. Browsing over the satellite Navigation Systems:

1.1 Basic Principles

1.2 Augmentation with external navigation means

Contents

1.3 Augmentation with self-sensory means

2. Positioning with wireless communication networks:

2.1 Positioning capabilities of wireless networks

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1. Browsing over the satellite Navigation

Systems

The requirements

The requirements

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Sea Navigation requirements

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Road Safety requirements

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1. Browsing over the satellite Navigation Systems

1.1 Basic Principles

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1. Browsing over the satellite Navigation Systems

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Satellite Navigation Systems imperfections

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Satellite Navigation Systems imperfections

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Satellite Navigation Systems imperfections

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Satellite Navigation Systems imperfections

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Satellite Navigation Systems imperfections

Shadowing

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1.Browsing over the satellite Navigation Systems

The Satellite-Based Improvements

1.1 Basic Principles

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The Satellite-Based Improvements:

Multiconstellation

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The Satellite-Based Improvements:

Signal Sophistication

E1/L1 and E5a/L5 equal For GPS Interoperability

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The Satellite-Based Improvements:

Signal Sophistication

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The Satellite-Based Improvements:

EGNOS Complement

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The Satellite-Based Improvements:

EGNOS Complement

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The Satellite-Based Improvements:

EGNOS Complement

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The Satellite-Based Improvements:

EGNOS Complement

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GPS

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Satellite service availability GPS only (Toulouse city center)

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Satellite service availability Galileo (Toulouse city center)

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1.2 Augmentation with external navigation means

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1.2 Augmentation with external navigation means

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1.2 Augmentation with external navigation means

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1.2 Augmentation with external navigation means

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1.3 Augmentation with self-sensory means

URBAN NAVIGATION SYSTEM FOR AUTOMOTIVEAPPLICATIONS USING HSGPS, INERTIAL AND WHEEL SPEED SENSORS Mariana Spangenberg, TeSA/Thales Alenia Space Olivier Julien, University of Toulouse, ENAC Vincent Calmettes, University of

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2.1 Positioning capabilities of wireless networks:

-

Received Power Measurement ‘fingerprintig’

- Time of Arrival TOA

- Differential Time of Arrival DTOA

- Angle of Arrival AOA

2. Positioning with wireless communication networks

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Fingerprinting Principle

Received GSM powers from 7 BTS versus time

Improved Positioning using GSM and GNSS Tight Hybridization

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks WiFi Fingerprinting Principle

« Techniques et technologies de localisation avancées pour terminaux mobiles dans les environnements indoor »

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2.1 Positioning capabilities of wireless networks WiFi Fingerprinting Principle

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks

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UWB

2.1 Positioning capabilities of wireless networks

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TOA Principle

UWB

Wide-Band Indoor Localization Effectiveness in Presence of Moving People

C. Laderrière 1,2,3, M. Heddebaut2, N. Rocher1, A. Rivenq3.1Pole Star SA, Toulouse, France 2INRETS-LEOST,

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2.1 Positioning capabilities of wireless networks

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2.1 Positioning capabilities of wireless networks

TDOA Principle UWB DOP

« Techniques et technologies de localisation avancées pour terminaux mobiles dans les environnements indoor »

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2.2 Hybridation: Fusion Algorithms

Kalman Filter KF

• Particle Kalman Filtering PKF

• Particle Kalman Filtering PKF

• Neural Networks

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2.2 Hybridation: Fusion Algorithms

« Techniques et technologies de localisation avancées pour terminaux mobiles dans les environnements indoor »

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2.2 Hybridation: Fusion Algorithms

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2.2 Hybridation: Fusion Algorithms

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2.2 Hybridation: Fusion Algorithms

WiFi + GSM

Innovative GNSS/Wi-Fi Hybridization for Indoor/Outdoor Location

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2.2 Hybridation: Fusion Algorithms

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2.2 Hybridation: Fusion Algorithms

GPS+ SIG

Urban areas are known as difficult environments for GPS

environments for GPS

based positioning : deep streets mask GPS signals or create

multipath effects that result in degraded accuracy or lacks of

coverage. Traditional map matching is not suitable for pedestrian

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2.2 Hybridation: Fusion Algorithms

GPS+ GSM

Positioning error vs time for scenario 2 with 7 GSM BTS in sight and 0 satellite available between t=51 and t=106 s

Improved Positioning using GSM and GNSS Tight Hybridization

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Conclusion

For Safe Positioning in critical applications,

absolutely necessary to « merge » (i.e carry out

« Hybridation », or

«

Mitigation

»

actually « Data

« Hybridation », or

«

Mitigation

»

actually « Data

Fusion ») of a wide variety of positioning means

and measures.

• Many open questions, and consequently many

research topics in Signal Processing, Data Fusion,

Sensors …

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