Patent ID: 8436390

Claim:
A light-emitting device comprising: a pixel region comprising a transistor and a light-emitting element, the light-emitting element comprising: a reflective electrode over a substrate; a light-emitting layer over the reflective electrode, the light-emitting layer comprising an organic compound; an electrode capable of transmitting light over the light-emitting layer; a first layer over the electrode capable of transmitting light, the first layer comprising a material selected from silicon nitride, silicon oxide, silicon nitride oxide, and silicon oxynitride; and a second layer over the first layer, the second layer comprising an inorganic material, wherein the first layer has a stacked structure comprising a third layer and a fourth layer, wherein the third layer comprises a material selected from silicon nitride, silicon oxide, silicon nitride oxide, and silicon oxynitride, and wherein the fourth layer comprises a material selected from silicon nitride, silicon oxide, silicon nitride oxide, and silicon oxynitride.