ULTRASONIC RANGE FINDER

• Main Author: YOKOMORI YASUHIKO
• Format: Patent
• Language: English
• Published: 01.03.1989
• Subjects: 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

PURPOSE:To measure the distance from an object continuously when the distance varies from the phase difference between a sent wave and a received wave, the result of decision making between an area where the phase difference increases with the distance and an area where the phase difference decrease...