Patent ID: 9500785
Filing Date: 2016-11-22
CPC Classification: G02B,H01L,Y02E

Claim Text:
1. A solar cell assembly comprising: an absorption layer for absorbing light and converting the light into electrical energy; a first grating layer formed by alternating portions of a first lossless dielectric formed directly on the absorption layer and a second lossless dielectric formed directly on the absorption layer, the first grating layer having a thickness of about 0.12λ and a period of about 0.32λ; and a second grating layer disposed on a second side of the absorption layer, the second side being opposite the first side, the second grating layer having a thickness of about 0.12λ and a period of about 0.32λ; wherein the first grating layer, the second grating layer, and the absorption layer form a sandwich structure, the absorption layer being located between the first layer and the second layer.