POSITION DETECTION DEVICE, POSITION DETECTION METHOD, AND PROGRAM

PROBLEM TO BE SOLVED: To calculate sound speed of a portion to be detected considering the environment around the portion to be detected, measure as accurate as possible sonic speed around a portion to be position-detected, and thereby enhance the detection accuracy of the position. SOLUTION: An ult...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KAWAI YASUHIRO, KANEYASU KENSAKU, YAMAASHI KAZUHIKO
Format:	Patent
Sprache:	eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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