Location Correction Method Using Additional Image Information

The present invention relates to a method for correcting the position by using the image additional information of the mobile-based, and an object thereof is to accurately calculate the distance to the target object. To this end, the present invention is, and select the location of the target object in the target mobile device and the base point position setting step of setting the position of the reference point (S10); A distance from the spaced position to extract the internal and external feature point of the object with a laser measuring instrument and the target information obtaining step (S20) for calculating the height of the object from a feature point and the distance from the object plane of the object and; The object name that is targeted by the additional information DB, and the additional information acquiring step (S30) of obtaining the latitude and longitude, the height of the distance, and a feature point of the feature point of the object; Additional information target object position correction step of correcting the exact position of a target object with an DB (S40) and; It characterized in that it comprises a; position correction value display step of displaying the corrected GPS coordinates of the target object on the screen (S50).