×

WHITE LIGHT EMITTING PHOSPHOR BLEND FOR LED DEVICES

  • US 20060113553A1
  • Filed: 02/13/2006
  • Published: 06/01/2006
  • Est. Priority Date: 05/15/2000
  • Status: Active Grant
First Claim
Patent Images

1. A method of making a white light illumination system, comprising:

  • blending a first phosphor powder having a peak emission wavelength of about 570 to about 620 nm and a second phosphor powder having a peak emission wavelength of about 480 to about 500 nm to form a mixture; and

    placing the mixture into the white light illumination system adjacent to a light emitting diode.

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