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Led lamp

  • US 20020070681A1
  • Filed: 05/25/2001
  • Published: 06/13/2002
  • Est. Priority Date: 05/31/2000
  • Status: Active Grant
First Claim
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1. An LED lamp comprising:

  • a blue LED for producing an emission at a wavelength falling within a blue wavelength range;

    a red LED for producing an emission at a wavelength falling within a red wavelength range; and

    a phosphor, which is photoexcited by the emission of the blue LED to exhibit a luminescence having an emission spectrum in an intermediate wavelength range between the blue and red wavelength ranges.

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