The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7811633 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 12, 2010

Filed:

Feb. 03, 2005
Applicant:

In-hwan Choi, Goyang-si, KR;

Inventor:

In-hwan Choi, Goyang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 16/00 (2006.01); B28B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein is a light-absorbing layer for a solar cell with enhanced sunlight absorption comprising CuGaSe, CuInGaSeand CuInSethin films laminated one another. Further disclosed is a method of manufacturing the light absorbing layer. The method comprises the steps of: forming an InSe thin film from a single precursor containing In and Se on a substrate by metal organic chemical vapor deposition; forming a CuSe thin film using a Cu precursor on the InSe thin film by metal organic chemical vapor deposition; forming a CuGaSethin film using a single precursor containing Ga and Se on the CuSe thin film by metal organic chemical vapor deposition; and forming a CuGaSe/CuInSemultilayer thin-film structure using the single precursor containing In and Se and the Cu precursor on the CuGaSethin film by metal organic chemical vapor deposition.


Find Patent Forward Citations

Choi, In-hwan. (2010). Optical absorber layers for solar cell and method of manufacturing the same (U.S. Patent No. 7811633). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7811633

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