Harmonic radar helps autos avoid collisions.

Author(s)
Shefer, J. & Klensch, R.J.
Year
Abstract

This article describes a radar system which could aid the driver maintain a safe distance from the car in front by constantly monitoring the distance between the cars, the closing rate, and the driver's ground speed. The lead car reflects second harmonic of signal from rear to activate warning and/or braking system.

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Publication

Library number
B 2293 fo /83/91/
Source

IEEE Spectrum, Vol. 10 (1973), No. 5 (May), p. 38-45, 7 fig., 4 graph., 8 ref.

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