Patent ID: 7959320
Filing Date: 2011-06-14
Classification: A45D,F21K,F21W,F21Y,H05B,Y10S

Abstract:
1. A method of providing illumination in a marketplace, comprising: a) illuminating at least one article in the marketplace with essentially white light from a plurality of LEDs, the marketplace comprising a consumer environment configured for the sale or purchase of goods and services, the plurality of LEDs comprising a first white LED providing a first output having a first spectrum and a first color temperature, the first white LED including a first phosphor, the first white LED generating a first wavelength that is converted by the first phosphor to provide the first spectrum, and a second LED providing a second output having a second spectrum and a second color temperature, the first spectrum being different than the second spectrum; and b) independently controlling at least one of the first white LED and the second LED so as to vary a third color temperature and a spectral content of the essentially white light.