×

Tri-color white light led lamp

  • US 20050200271A1
  • Filed: 03/21/2003
  • Published: 09/15/2005
  • Est. Priority Date: 03/25/2002
  • Status: Active Grant
First Claim
Patent Images

1. A light emitting device comprising a LED for emitting a pattern of light and a phosphor composition comprising a phosphor of general formula (Ba1-x-y-zSrxCay)2SiO4:

  • Euz, wherein 0≦

    x≦

    1, 0≦

    y≦

    1 and 0<

    z<

    1.

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