Patent ID: 9287241
Filing Date: 2016-03-15
CPC Classification: G02F,H01L

Claim Text:
1. A light emitting device, comprising: at least one blue light emitting diode (LED) chip; at least one red LED chip; and at least one phosphor for emitting green light using light emitted from the blue LED chip, wherein the phosphor comprises a phosphor expressed in at least one of the following chemical formulas: wherein M wherein a, b, c, d, e, f, g, h, o, p, x and y are set in a range of 0≦a≦2, 0<b≦8, 0≦c≦4, 0≦d≦12, 0≦e≦2, 0≦f≦2, 0≦g≦10, 0≦h≦5, 1≦o≦2, 1≦p≦5, 1≦x≦2 and 1≦y≦5; wherein A is at least one element selected from the group consisting of Ba, Sr and Ca, B is at least one element selected from the group consisting of Al, Ga and In, M wherein x and y are set in a range of 0.005<x<0.9, 0<y<0.995 and x+y<1; and wherein A is at least one element selected from the group consisting of Ba, Sr and Ca, B is at least one element selected from the group consisting of Al, Ga and In, M wherein x and y are set in a range of 0.005<x<0.9, 0<y<0.995 and x+y<1.