Industry Patents
Patent: 8708560
Method and Apparatus for Adjusting the Color Properties or the Photometric Properties of an LED Illumination Device
(Click image for PDF of full patent)

Patent Number: |
8708560 |
Title: |
Method and Apparatus for Adjusting the Color Properties or the Photometric Properties of an LED Illumination Device |
Abstract: |
The invention relates to a method for the temperature-dependent
adjustment of the color properties or the photometric properties of an
LED illuminating device having LEDs emitting light of different colors or
wavelengths or LED color groups emitting light of the same color or
wavelength within a color group, the luminous flux portions thereof
determine the color of light, color temperature and/or the chromaticity
coordinates of the light mixture emitted by the LED illuminating device.
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Country of Issue: |
US |
First Named Inventor: |
Kraemer |
Assignee: |
Arnold and Richter (Arri) |
Continuation or Divisional of: |
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International Classification: |
G01K 11/12 |
US Classification: |
374/162 |
Issue Date: |
04-29-2014 |
Filing Date: |
09-08-2008 |
Application : |
12/676890 |
Notes: |
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Link to Patent at freepatentsonline.com: |
8708560 at Freepatentsonline |
Link to World Patent Family1: |
World Patent Family at European Patent Office |
Link to Google Patents1: |
8708560 at Google Patents |
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after the patent has issued - they take a while to get new patents in their systems.
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