Automatic light-intensity control

Details Automatic light-intensity control Automatic light-intensity control

H - Electricity

05

B

315/73

H05B 37/02 (2006.01) G06T 7/00 (2006.01)

Patent

CA 1240732

ABSTRACT OF THE DISCLOSURE An illumination sensing and light level control system is disclosed which includes a light collector to collect and focus light from a relatively wide portion of the area for which the light level is to be controlled, a two-dimensional light-sensitive array including a matrix light-sensitive elements for receiving light collected and focused by the collector, multiplexer and signal conditioner for processing and digitizing the light intensity values, microprocessor for processing the digitized data and controlling the operation and control functions of the system, and control means for controlling the light level of one or more lamps or sets of lamps associated with the illumination of the area to be controlled. A calibration device is used to generate the desired matrix values for comparison.

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