The location awareness method 8, wherein in {HEAD ~ the step} of measuring {TAIL ~ the photographing angle}, the photographing angle at the visual point of photographing the position identification tag is measured using an electric compass 
of measuring
The location awareness method 8 , wherein in { HEAD ~ the step } of measuring { TAIL ~ the photographing angle } , the photographing angle at the visual point of photographing the position identification tag is measured using an electric compass
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH