Patent 8489328 was granted and assigned to LG on July, 2013 by the United States Patent and Trademark Office.
A method of generating maps, which includes generating a first map corresponding to a first code, and generating a second map including a starting point and an ending point including a plurality of second codes representing links from the starting point to the ending point. Further, when one of the links is selected, a detailed map of the selected link is displayed.