Industry Patents

Patent: 7255458

System and Method for the Diffusion of Illumination Produced by Discrete Light Sources

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Patent Number: 7255458 
Title: System and Method for the Diffusion of Illumination Produced by Discrete Light Sources 
Abstract: The present invention provides a system and method for the diffusion of illumination from discrete light sources such that the illumination is blended and directed in one or more desired directions. The illumination system comprises a substrate having a plurality of light-emitting elements thereon which are arranged in an array, wherein these light-emitting elements produce illumination at one or more wavelengths. Proximate to the light-emitting elements is a diffuser, which collects the illumination produced by the discrete light-emitting elements and redirects this illumination in one or more predetermined directions, thereby blending together the one or more wavelengths of illumination and concentrating the illumination in the predetermined directions. The illumination system further comprises a power system, which provides energy to the light-emitting elements thereby resulting in their activation. Through the blending of the illumination produced by the discrete light-emitting elements together with the redirection of the illumination in a desired direction, both of which are enabled by the diffuser placed proximate to the discrete light-emitting elements, the creation of a blended pattern of illumination from these discrete light-emitting elements is provided, wherein this pattern of illumination can be one or more lines or planes of illumination.  
Country of Issue: US 
First Named Inventor: Ashdown 
Assignee: TIR Systems 
Continuation or Divisional of:  
International Classification: F21V 5/00 
US Classification: 362/246 
Issue Date: 08-14-2007 
Filing Date: 07-21-2004 
Application : 10/897309 
Notes:  
Link to Patent at freepatentsonline.com: 7255458 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 7255458 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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