A design of indoor & outdoor navigation system

In view of the fact that people need the precise outdoor navigation and indoor navigation, as well as universal information and real-time information, this paper proposes a high resolution navigation system and a handheld navigator for indoor & outdoor environment. For indoor environment, where GPS cannot be applied, the designed handheld terminal achieves precise positioning and navigation through its own sensors and indoor identification utilities. Additionally, the system provides users with information navigation service, which can realize geographical information navigation and real-time information navigation in indoor areas and outdoor areas through handheld terminal.