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Application du retournement temporel à la communication trains-sol ULB en tunnel

Application du retournement temporel à la communication trains-sol ULB en tunnel. Hassane SAGHIR Hassane.saghir@inrets.fr. M. Heddebaut, F. Elbahhar, J.M. Rouvaen et A. Rivenq. Communication Trains-infrastructure en tunnel. Sécurité. Confort. Contraintes de propagation!

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Application du retournement temporel à la communication trains-sol ULB en tunnel

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  1. Application du retournement temporel à la communication trains-sol ULB en tunnel Hassane SAGHIR Hassane.saghir@inrets.fr M. Heddebaut, F. Elbahhar, J.M. Rouvaen et A. Rivenq

  2. Communication Trains-infrastructure en tunnel Sécurité Confort Contraintes de propagation! Concepts de planification radio différents! Qualité de service. Communication Signalisation CBTC * ATP*, ATO* Tunnel comm. Localisation & détection Signaux conventionels Réseau d’antennes Distribuées Câbles à fentes/guides d’ondes … ULB *Automatic Train Protection *Automatic Train Operation *Communication-Based train control 2

  3. 1 B A C 2 Data Sondage canal 1 Rx voisin Transmission de données 2 Retournement temporel RT Quel bénéfice? cible • Réduire le Delay Spread (ISI) • • augmenter le débit et la capacité MU • • Sécuriser la transmission (LPI) • • augmenter la portée de communication Focalisation dans le temps/espace 8

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