Title:
色質の向上した固体照明システム
Document Type and Number:
Japanese Patent JP2012514327
Kind Code:
A
Abstract:
Disclosed herein are solid state illumination systems which provide improved color quality and/or color contrast. The systems provide total light having delta chroma values for each of the fifteen color samples of the color quality scale that are preselected to provide enhanced color contrast relative to an incandescent or blackbody light source, in accordance with specified values which depend on color temperature. Illumination systems provided herein may comprise one or more organic electroluminescent element, or they may comprise a plurality of inorganic light emitting diodes, wherein at least two inorganic light emitting diodes have different color emission bands. Methods for the manufacture of illumination systems having improved color quality and/or color contrast are also provided.
Inventors:
Beards, William Winder
Allen, Gary Robert
Allen, Gary Robert
Application Number:
JP2011543527A
Publication Date:
June 21, 2012
Filing Date:
November 24, 2009
Export Citation:
Assignee:
GENERAL ELECTRIC COMPANY
International Classes:
H01L51/50; F21S2/00; F21V23/00; F21V29/00; H01L33/00; H05B33/14; F21Y101/02; F21Y105/00
Domestic Patent References:
| JP2006227188A | 2006-08-31 | |||
| JP2008300350A | 2008-12-11 |
Foreign References:
| WO2008013780A2 | 2008-01-31 | |||
| WO2008150392A1 | 2008-12-11 | |||
| WO2008006205A1 | 2008-01-17 | |||
| WO2008052318A1 | 2008-05-08 |
Attorney, Agent or Firm:
Arakawa Satoshi
Hirokazu Ogura
Toshihisa Kurokawa
Hirokazu Ogura
Toshihisa Kurokawa