US Patent:
20150296592, Oct 15, 2015
Inventors:
John Schneider - West Springfield MA, US
Vinicius Marcilli Petroni - Simsbury CT, US
International Classification:
H05B 37/02
F21V 29/90
H05B 33/08
G05B 15/02
Abstract:
An airfield lighting system can comprise a control system, a constant current regulator, and a plurality of light fixtures. The control system can command the constant current regulator to output a current level transition sequence. One or more light fixtures of the plurality of light fixtures can detect the current level transition sequence and execute a command at the light fixture, such as actuating a heating element or adjusting the intensity of light emitted by a light source.