Patent ID: 6147623
Filing Date: 2000-11-14
Classification: G08G,G09F

Abstract:
A portable programmable vehicle and pedestrian traffic control sign, said traffic control sign comprising:an electronic display means having a plurality of light emitting diodes which can be either energized or not energized in such a fashion as to form various letters of the alphabet or special symbols;a digital electronic control means having input and output modules, a microprocessor to accept digital inputs and to process digital inputs according to operational program steps, and a display driver to control the operation of the light emitting diodes of the electronic display;a digital storage means for storing digital programs which control the operation of the microprocessor;an infrared receiver means to receive infrared signals from a remote infrared transmitter and convert such signals into digital signals supplied to the digital electronic control;an infrared transmitter means to convert push button operator inputs into infrared control signals which are transmitted to the infrared receiver;an electrical power means to provide electrical power to the electrical components of the sign;an enclosure means consisting of a front face transparent to the passage of light from the illuminated light emitting diodes of the electronic display, an opaque back face, two opaque side walls, an opaque top wall and an opaque bottom wall joined in such a manner as to provide a dust free and weatherproof environment for the electrical and electronic components of the sign;a support tube extending from bottom wall of the enclosure of sufficient length to elevate the electronic display for greater visibility; anda base means attached to the support tube and having attached legs extending outward radially from the center of the base and lying in a horizontal plane to provide a stable platform for the sign.