BACKLIGHT PANEL EMPLOYING WHITE LIGHT EMITTING DIODE HAVING RED PHOSPHOR AND GREEN PHOSPHOR

  • US 20110026242A1
  • Filed: 10/14/2010
  • Published: 02/03/2011
  • Est. Priority Date: 03/31/2005
  • Status: Active Grant
First Claim
Patent Images

1. A backlight panel, comprising:

  • a diffusion plate comprising a top surface and a bottom surface;

    a plurality of white light emitting diodes arranged below the bottom surface of the diffusion plate, the white light emitting diodes to emit light directly onto the bottom surface of the diffusion plate; and

    a reflection sheet arranged below light exit surfaces of the white light emitting diodes, the reflection sheet to reflect light toward the diffusion plate,wherein each white light emitting diode comprises a blue light emitting diode chip and a red phosphor and a green phosphor arranged on the blue light emitting diode chip.

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