Object indicator for moving vehicles
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United States of America Patent
Stats
-
Dec 16, 1980
Grant Date -
N/A
app pub date -
Jun 15, 1978
filing date -
Jun 15, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for locating and determining the distance to an object with respect to a movable vehicle is provided which utilizes at least three transducers wherein at least two of the three transducers operates either as a receiver transducer, in which case the remaining transducer operates as a transmitter transducer, or two of the three transducers operate as transmitter transducers in which case the remaining transducer operates as a receiver transducer with the system also including means for sequentially operating the three transducers for sending and receiving reflected ultrasonic signals to simultaneously determine both the location and distance of persons or objects with respect to the transducers.
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Family
International Classification(s)
Cited Art Landscape
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