×

Backlight illumination assembly having a joining clip with diffusion means

  • US 8,047,669 B2
  • Filed: 07/31/2009
  • Issued: 11/01/2011
  • Est. Priority Date: 07/31/2009
  • Status: Expired due to Fees
First Claim
Patent Images

1. An integrated backlight illumination assembly for an LCD display comprising:

  • a substrate for providing structural and functional support to the assembly;

    a bottom reflector provided on the substrate;

    a plurality of solid state light sources provided in an opening of the bottom reflector for providing a point light source;

    a plurality of light films and having light redirecting areas provided between the plurality of solid state light sources for redirecting and spreading the point light source to a uniform plane of light;

    a joining clip comprising a top capping portion and a bottom support portion, the bottom support portion being aligned perpendicular to the top capping portion and having a cavity housing the plurality of solid state light sources and wherein the joining clip further comprises a height between the top capping portion and the bottom support portion housing the plurality of light films;

    a top diffuser for diffusing the uniform plane of light;

    the plurality of light films has a thickness between 0.1 mm to 1.0 mm; and

    wherein the joining clip has a light diffusion means; and

    wherein the joining clip further comprises polymer beads having a core and a shell wherein the index of refraction difference between the core and shell is between 0.02 and 0.20.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×