Title:
概日のフレンドリーなLED光源
Document Type and Number:
Japanese Patent JP6480126
Kind Code:
B2
Abstract:
Methods and apparatus for providing circadian-friendly LED light sources are disclosed. A light source is formed to include a first LED emission (e.g., one or more LEDs emitting a first spectrum) and a second LED emission (e.g., one or more LEDs emitting a second spectrum) wherein the first and second LED emissions are combined in a first ratio and in a second ratio such that while changing from the first ratio to the second ratio the relative circadian stimulation is varied while maintaining a color rendering index above 80.
Inventors:
Michael Earl. Cremes
Aurelian J.F. David
Aurelian J.F. David
Application Number:
JP2014174472A
Publication Date:
March 06, 2019
Filing Date:
August 28, 2014
Export Citation:
Assignee:
SORAA INC.
International Classes:
F21S2/00; F21V9/00; F21V9/08; F21V19/00; H01L33/00; H01L33/50; F21W107/10; H05B44/00
Domestic Patent References:
| JP2008235903A |
Foreign References:
| US20080231214 | ||||
| WO2008069101A1 |
Attorney, Agent or Firm:
Masutani Takeshi
Hiroyuki Nakao
Hitoshi Kuroda
Shinji Kato
Momoko Arima
Hiroyuki Nakao
Hitoshi Kuroda
Shinji Kato
Momoko Arima