Structures and method for forming the same. According to the method, a first beam is projected to the pattern. Neighborhood information based on a present position measured by an own position measuring unit 102 is obtained by searching a map DB 127.
Algorithmically generated prior art
Structures and method for forming the same. According to the method, a first beam is projected to the pattern. Neighborhood information based on a present position measured by an own position measuring unit 102 is obtained by searching a map DB 127.