System for automatically controlling vehicle speed

Details System for automatically controlling vehicle speed System for automatically controlling vehicle speed

1984-10-09

1986-11-11

Weakley, Harold W.

Motor vehicles

With means for controlling operation responsive to...

Radiation, force, or waves reflected from external object or...

180170, 340903, 340904, 364424, 364456, 364461, B60T 716

Patent

active

046217053

ABSTRACT:
In a system and method for automatically controlling a vehicle's speed, the rate of change of the inter-vehicle distance per predetermined unit of time is calculated from the detected inter-vehicle distance between the controlled vehicle and a preceding vehicle, a basic safe inter-vehicle distance is corrected according to the calculated rate of change of the inter-vehicle distance per predetermined time, and the vehicle speed is controlled according to the difference between the corrected safe inter-vehicle distance and the detected inter-vehicle distance.

REFERENCES:
patent: 3689882 (1972-09-01), Dessailly
patent: 3725921 (1973-04-01), Weidman
patent: 3952301 (1976-04-01), Sorkin
patent: 4073359 (1978-02-01), Fujiki
patent: 4262335 (1981-04-01), Ahlen
patent: 4439833 (1984-03-01), Yamaguchi

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