Master-oscillator frequency increased. Ultrasonic range-measuring system with 0.1-in. resolution provides continuous digital display of four distance readings, each updated four times per second. Four rangefinder modules in system are modified versions of rangefinder used for automatic focusing in commercial series of cameras. Ultrasonic pulses emitted by system innocuous to both people and equipment. Provides economical solutions to such distance-measurement problems as posed by boats approaching docks, truck backing toward loading platform, runway-clearance readout for tail of airplane with high angle attack, or burglar alarm.
Ultrasonic Ranging System With Increased Resolution
NASA Tech Briefs ; 11 , 9
01.10.1987
Sonstige
Keine Angabe
Englisch
Ultrasonic Ranging-based Vehicle Collision Avoidance System
Springer Verlag | 2016
|Ultrasonic perimeter ranging sensor systems and methods
Europäisches Patentamt | 2023
|ULTRASONIC PERIMETER RANGING SENSOR SYSTEMS AND METHODS
Europäisches Patentamt | 2020
|