×

Red nitride phosphors

  • US 8,906,263 B2
  • Filed: 06/03/2011
  • Issued: 12/09/2014
  • Est. Priority Date: 06/03/2011
  • Status: Active Grant
First Claim
Patent Images

1. A light emitting device, comprising:

  • a solid state lighting source; and

    a phosphor composition that comprises Ca1-x-ySrxEuyAlSiN3, wherein x is in a range of 0.50 to 0.99 and y is less than 0.013, andwherein the light emitting device has a CRI value of greater than 90.

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