Industry Patents
Patent: 8665296
Color Generation Change Using Multiple Illuminant Types
(Click image for PDF of full patent)

Patent Number: |
8665296 |
Title: |
Color Generation Change Using Multiple Illuminant Types |
Abstract: |
A system for generating a colored light comprises a set of illuminant
types and a processor. The set of illuminant types is associated with a
chromaticity gamut, and the set of illuminant types comprises at least
five illuminant types that are each associated with an illuminant type
hue angle. The processor is configured to determine, based at least in
part on a mapping, a sequence of one or more output level sets that are
associated with changing a first generated colored light associated with
a first color coordinate to a second generated colored light associated
with a second color coordinate. The mapping comprises associating each
color coordinate with an output level set that uses a set of hue-adjacent
illuminant types. Hue-adjacent illuminant types comprise a group of
illuminant types that are determined to be adjacent in a circular ordered
list of illuminant types which is circularly ordered according to the
illuminant type hue angle.
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Country of Issue: |
US |
First Named Inventor: |
Zulch |
Assignee: |
Zulch Laboratories |
Continuation or Divisional of: |
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International Classification: |
G09G 5/10 |
US Classification: |
345/690 |
Issue Date: |
03-04-2014 |
Filing Date: |
04-30-2009 |
Application : |
12/387476 |
Notes: |
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Link to Patent at freepatentsonline.com: |
8665296 at Freepatentsonline |
Link to World Patent Family1: |
World Patent Family at European Patent Office |
Link to Google Patents1: |
8665296 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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