Patent · US Active

Photovoltaic device and method of formation

US10026861B2 · kind B2 · utility

1Cited by

5References

48Claims

0Family size

Assignee

First Solar, Inc. · US

Inventors

Igor Sankin · Starkville, US
Markus Gloeckler · Perrysburg, US
Benyamin Buller · Cupertino, US
Kieran Mark Tracy · San Jose, US

Key dates

Filing date	Oct 16, 2012
Grant date	Jul 17, 2018
Priority date	—
Expiry date	Jul 10, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldSemiconductors
WIPO sectorElectrical engineering

Abstract

An improved photovoltaic device and methods of manufacturing the same that includes an interface layer adjacent to a semiconductor absorber layer, where the interface layer includes a material in the semiconductor layer which decreases in concentration from the side of the interface layer contacting the absorber layer to an opposite side of the interface layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.