Industry Patents

Patent: 7427840

Methods and Apparatus For Controlling Illumination

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Patent Number:	7427840
Title:	Methods and Apparatus For Controlling Illumination
Abstract:	Methods and apparatus for controlling illumination. In one example, one or more multi-color light sources are controlled based on one or more interruptions of power supplied to the light source(s). In another example, a pool or spa is illuminated by one or more multi-color light sources that may be employed as individually and independently controllable devices that may be controlled based on one or more interruptions in power. In another example, the selection of a particular illumination program for such light sources (e.g., by one or more interruptions in power) is indicated to a user via the radiation generated by the light sources.
Country of Issue:	US
First Named Inventor:	Morgan, Lys, Mueller, Dowling, Holmes, Warwick
Assignee:	Philips SSL
Continuation or Divisional of:	6967448
International Classification:	G05F 1/00
US Classification:	315/295
Issue Date:	09-23-2008
Filing Date:	05-14-2004
Application :	10/846775
Notes:
Link to Patent at freepatentsonline.com:	7427840 at Freepatentsonline
Link to World Patent Family¹:	World Patent Family at European Patent Office
Link to Google Patents¹:	7427840 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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