The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2025
Filed:
Mar. 17, 2022
The Industry & Academic Cooperation IN Chungnam National University, Daejeon, KR;
Ki Il Kim, Daejeon, KR;
Abstract
The present invention is characterized by comprising: a plurality of user terminals for transmitting location information to a server; a photographing unit for capturing an image by means of a camera installed in a dash cam or a camera provided in the user terminal; an activation unit that activates an area where a preset update cycle has been exceeded as an area where information can be updated; an image transmission unit that, when location information of the user terminal received by the server is detected as the area activated by the activation unit, transmits the image captured by the photographing unit to the server through the user terminal; an image analysis unit that extracts map information including store information and terrain information from the image that the image transmission unit has transmitted to the server, and compares the map information with existing map information stored in the server to extract changed map information; and an updating unit that updates the existing map information with the changed map information extracted from the image analysis unit.