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Light emitting device and display

  • US 7,969,090 B2
  • Filed: 08/27/2009
  • Issued: 06/28/2011
  • Est. Priority Date: 07/29/1996
  • Status: Expired due to Fees
First Claim
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1. A light emitting diode comprising:

  • a lead,an LED chip mounted on said lead,a transparent material covering said LED chip, anda phosphor contained in said transparent material and absorbing a part of light emitted by the LED chip and emitting light of wavelength different from that of the absorbed light;

    wherein a particle of said phosphor reflects said light from another particle of said phosphor, anda concentration of said phosphor in the vicinity of said LED chip is larger than a concentration of said phosphor in the vicinity of the surface of said transparent material.

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