Navigation system, and information server apparatus and communication terminal apparatus for the same, and method and program for changing a movable body in the same
US6785607B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2002 |
| Grant date | Aug 31, 2004 |
| Priority date | — |
| Expiry date | Sep 10, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/096883
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
To provide a communication navigation system capable of operating a plurality of communication navigation terminal apparatuses in synchronization and switching among them while maintaining settings related to navigation. A navigation system is comprised of an information server apparatus, a portable terminal apparatus and a vehicle terminal apparatus for performing a navigation process, and when switching a movable body for performing the navigation, it switches a sending destination of navigation data such as map information, that is, a terminal apparatus while maintaining settings such as the destination information before connecting so as to continuously conduct the navigation such as route searching and route guidance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.