NAVIGATION DEVICE, A NAVIGATION METHOD, AND A RECORDING MEDIUM THEREOF CAPABLE OF IMPROVING ACCURACY AND PRACTICALITY

摘要

PURPOSE: A navigation device, a navigation method, and a recording medium thereof are provided to improve performance by using landmark information.;CONSTITUTION: A distance information obtaining unit(210) obtains first forward distance information. The first forward distance information has information about a surrounding environment. A landmark extracting unit(220) extracts a landmark using the information. A path producing unit(230) produces a return path from a current location to a reference location by using the landmark.;COPYRIGHT KIPO 2013;[Reference numerals] (200) Navigation device; (210) Distance information obtaining unit; (220) Landmark extracting unit; (230) Path producing unit