US Patent No. 11,032,885

SOLID STATE LUMINAIRE WITH FIELD-CONFIGURABLE CCT AND/OR LUMINOSITY


Patent No. 11,032,885
Issue Date June 08, 2021
Title Solid State Luminaire With Field-configurable Cct And/or Luminosity
Inventorship Jen Huang, Cary, NC (US)
P. Joseph DeSena, Jr., Raleigh, NC (US)
Mark Boomgaarden, Cary, NC (US)
Assignee IDEAL Industries Lighting LLC, Racine, WI (US)

Claim of US Patent No. 11,032,885

1. A field-configurable solid state luminaire packaged into product packaging after manufacture, the luminaire comprising:first and second strings of light emitting devices (LED), each string generating light having a different coordinated color temperature (CCT);
a current ratio control circuit adapted to selectively control current through one or both of the first and second LED strings according to a selectable ratio; and
a field-actuated controller adapted to control the current ratio control circuit to set a CCT output by the luminaire prior to the luminaire being removed from its product packaging.