/ MULTI-PURPOSE NAVIGATION APPARATUS WHICH OPERATES AS DEAD RECKONING NAVIGATION AND SATELLITE NAVIGATION SYSTEM

摘要

Disclosed is a multipurpose navigation apparatus for a mobile vehicle that can be combined / disengaged. The present invention provides a multi-purpose navigation device that is configured by integrating a portable navigation device and a mobile navigation device, each of which employs a different method, to increase the reliability of location information and the convenience of the user. Do it. Multi-purpose navigation device according to the present invention is composed of a fixed part and a portable portable part attached to a moving body (vehicle, ship, aircraft). When the fixed part and the portable part are combined, the fixed part and the portable part are used as a navigation device for a moving object, and are used as a portable navigation device when separated. In this case, since the wireless terminal is mounted on the portable unit, location information for rescue and rescue request can be transmitted anytime and anywhere. The user can be provided with the navigation function even when only the portable part is carried while walking, and the portable part is mounted on the fixed part of the movable part to be used while the mobile body is in operation.