| 摘要 |
<p>PROBLEM TO BE SOLVED: To visibly display various contents (information contents) on a screen of car navigation directly in real time by processing a large capacity of data through the high-speed Internet using a car navigation system containing a universal communication modem and a high-speed radio communication network. SOLUTION: The twin car navigation system is provided so that the interactive communication can be carried out using the high-speed radio communication network, and an automatic voice guidance or the like can be in turn carried out with multi-lingual using a DVD(digital versatile disk) and a mapping software, and calling through the cellular phone network or the like is started in the case that the coordinate unit (latitude/longitude) of the current position is moved or a strong impact is applied, and an emergency report is sent to a telephone having a number registered beforehand, and the current position, the past history or the like is displayed on the screen of car navigation, and opening/closing door lock at a doorway or the like can be always secured using the registration of personal identification number and the certification of ID.</p> |
