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.

Date of Patent:
Apr. 12, 2016

Filed:

Dec. 31, 2009
Applicant:

Vincent K. Gustafson, Chapel Hill, NC (US);

Inventor:

Vincent K. Gustafson, Chapel Hill, NC (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 3/14 (2006.01); H01L 31/042 (2014.01); H02S 40/44 (2014.01); H01L 31/054 (2014.01); G01J 1/04 (2006.01);
U.S. Cl.
CPC ...
H02S 40/44 (2014.12); H01L 31/0543 (2014.12); G01J 1/0418 (2013.01); Y02E 10/52 (2013.01); Y02E 10/60 (2013.01);
Abstract

In a concentrated solar photoelectric system, at least one controllable radiation attenuation element (e.g., an array of controllable pixels or segments) is arranged to selectively attenuate transmission of radiation to a photoelectric element (e.g., a solar panel). Liquid crystals may provide attenuation utility without necessity for mechanical actuation. Attenuation may be controlled responsive to at least one sensor to maintain each portion of the photoelectric element at or below a maximum power conversion point. Non-planar attenuators and/or lenses may be provided. One or more thermal exchange fluid channels may be in thermal communication with the thermoelectric element.


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