Patent ID: 7572028
Filing Date: 2009-08-11
Classification: A45D,F21K,F21W,F21Y,H05B,Y10S

Abstract:
1. An illumination system for a marketplace that comprises a consumer environment configured for the sale or purchase of goods or services, the system comprising: at least one LED-based light fixture including: wherein the at least one LED-based light fixture is configured such that radiation comprising essentially white light based at least on the first spectrum and/or the second spectrum, when generated by the at least one LED-based light fixture, impinges on at least one article disposed within the consumer environment for sale to a purchaser; and at least one controller coupled to the at least one first white LED and the at least one second white LED and configured to control the at least one first white LED and the at least one second white LED so as to dynamically vary over time a third color temperature of the essentially white light.