A pedestrian navigation system, an information delivery server, and a program for naturally guiding (such as speech-guiding) the user of a portable terminal at an intersection. An information delivery server (20) comprises a map database (23) containing data such as nodes including paths constituting...http://www.google.fr/patents/US20070233372?utm_source=gb-gplus-shareBrevet US20070233372 - Pedestrian Navigation System, Information Delivery Server, and Program
Pedestrian Navigation System, Information Delivery Server, and Program
Numéro de demande: 11/632,146 Numéro de publication: US 2007/0233372 A1 Date de dépôt: 13 juil. 2005 Brevet délivré: US7702457 ( Date de délivrance 20 avr. 2010)
