Ultra - Fast Roaming @ Mobility e-rake.us.com

Caractéristiques de la mobilité eRake Radio FFC:   Système e MESH propriétaire Système Wireless Rake propriétaire @ IEEE 802.11n Hardware Far Field communications Roaming ( < 20ms fast handover) Mobilitée 200Km/hr @ 5.4 GHz Recherche automatique du meilleur chemin Hautes performances en mobilité @ IEEE 802.11n Base Hardware Clef d’encryption dynamique Débit adaptatif Les clefs du succès de la Mobilité :   Un bon maillage de la couverture. Une Topologie MESH (Ethernet Shortcut..) Des Radio & antennes cellulaires adaptées DesRadio & antennes mobiles spécifiques Des accès WiFi standard e-rake.us.com

eRake Mobility Features:   Working under e MESH system Proprietary Rake System @ IEEE 802.11n Hardware Wireless seamless handover( < 20ms fast handover) 200Km/hr High Speed Mobility Auto Forwarding Path Discover High Performance Mobility System @ IEEE 802.11n Based Hardware Wireless Dynamic Key Encryption Wireless Rate Adaptation The Key of Success for Mobility:   Good MESH Coverage Appropriate MESH Topology (Ethernet Shortcut..) Appropriate Antenna Deployment Appropriate Antenna of Mobility Station e-rake.us.com

Device roles of mesh architecture: Ethernet to LAN / WAN (TCP-IP) Wireless to MESH Network (MESH) MG (MESH Gateway) Wire to connect to LAN or WAN Wireless to MESH Network (MESH) MP (MESH Point) Wireless connections to form wireless backbone Wireless to MESH Network (MESH) Wireless to Service (MESH / TCP-IP) MAP (MESH Access Point) To provide services to 1. Standard WiFi devices(such as NB, Smartphone…) 2. MESH mobility device(MSTA) Wireless to MESH Network (MESH) Ethernet to LAN (TCP-IP) MSTA (Mobility Station) MESH Mobility End Device e-rake.us.com

Compréhension du concept Triple radio + 6 antennes MIMO: e-rake.us.com

System basic architecture e-rake.us.com

Applications To N+1 station To N-1 station WiFi 802.11 a/n or g/n Radio3 Ant #1 Radio3 Ant #2 Radio2 Ant #1 Radio2 Ant #2 WiFi 802.11 a/n or g/n Hotspot service in carriages N station Train mobile Radio1 Ant #1 Radio1 Ant #2 N+1 station N station…….N-1 Station To Mobile Trains e-rake.us.com

Schéma Fonctionnel Nomade Roaming Radio 802.11 175 Mbps + 1 ms 165 Mbps +1 ms 175 Mbps +1 ms 170 Mbps +1 ms Avec Batteries intégrées, autonomie minimale de 8 à 10 heures. Prévu avec Connexion a des batteries externes pour des autonomies de plusieurs semaines. Réseau Gigabit FH ou Fibre Optique 350 Mbps utilles, latences de 1 Ms par saut, soit 10 Ms et 125 Mbps pour la station No 10

Schortcut architecture 1. All road side nodes are connected to wire directly 2. More stable and reliable system 3. More throughput e-rake.us.com

Ethernet Fibre shortcut deployment : To combine wireless mesh and ‘’Ethernet shortcut ’’: 1. To backup wire line 2. More flexible for deployment break e-rake.us.com

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