Traffic condition displaying system

Details Traffic condition displaying system Traffic condition displaying system

1997-09-24

1999-04-06

Wu, Daniel J.

Communications: electrical

Traffic control indicator

340905, 340936, 34081541, G08G 1095

Patent

active

058924612

ABSTRACT:
A system for providing warning notices of potentially unsafe road conditions ahead. The system includes a graphic display unit, having a plurality of light emitting pixels, for displaying a road condition ahead, a display unit driver for driving the light emitting pixels of the graphic display unit, a controller for transmitting control signals and graphic data to be displayed to the display unit driver, a plurality of manually operable switches for commanding the controller to perform a programmed operation, and a car speed sensor for detecting car speed and transmitting the detected car speed to the controller.

REFERENCES:
patent: 4775865 (1988-10-01), Smith et al.
patent: 5231393 (1993-07-01), Strickland
patent: 5257020 (1993-10-01), Morse
patent: 5381155 (1995-01-01), Gerber
patent: 5574428 (1996-11-01), Groover

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