| 摘要 |
PURPOSE: A navigation system of a cellular phone for a precise mountain trail is provided to always grasp an own current location of a user accurately by indicating information of trailing roads with an electronic map in a mountainous terrain by using a mobile communication terminal. CONSTITUTION: A navigation system of a cellular phone for a precise mountain trail comprises a GPS module, a compass module, a camera module, and a control unit. The GPS module performs a GPS function. The compass module performs a compass function. The camera performs a camera function. The control unit controls functions of each module. |
