A portable device is configured to establish a Bluetooth low energy (BLE) communication connection with a vehicle and to communicate with at least one sensor in the vehicle using impulse radio (IR) ultra-wide band (UWB) communication after establishment of the BLE communication connection with the vehicle is completed. A location of the portable device is determined by the vehicle based on ranging using IR UWB communication performed by the at least one sensor.
PASSIVE ENTRY / PASSIVE START SYSTEMS AND METHODS FOR VEHICLES
PASSIVE EINGABE-/PASSIVE STARTSYSTEME UND VERFAHREN FÜR FAHRZEUGE
SYSTÈMES ET PROCÉDÉS DE CONTRÔLE PASSIF D'ACCÈS ET DE DÉMARRAGE MAINS LIBRES POUR VÉHICULES
21.08.2019
Patent
Elektronische Ressource
Englisch
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