The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 17, 2020

Filed:

Dec. 21, 2017
Applicant:

Signify Holding B.v., Eindhoven, NL;

Inventors:
Assignee:

SIGNIFY HOLDING B.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 33/08 (2020.01); A47F 11/10 (2006.01);
U.S. Cl.
CPC ...
H05B 33/086 (2013.01); A47F 11/10 (2013.01); H05B 33/0872 (2013.01);
Abstract

The invention provides a lighting system comprising one or more solid state light sources, wherein the lighting system is configured to provide lighting system light having a correlated color temperature of at least 1700 K and having a S* value of at least 33 in a first setting of the lighting system, wherein the S* value is defined as S*=100*(2*A*+B*)/Wwith A* being the spectral power in the wavelength range of 380-440 nm, B* being the spectral power in the wavelength range of 660-780 nm, and Wbeing the total spectral power in the wavelength range of 380-780 nm of the lighting system light.


Find Patent Forward Citations

Loading…