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.:
Date of Patent:
Oct. 21, 2014
Filed:
Nov. 25, 2009
Garry Pycroft, San Jose, CA (US);
Bob-shih Wei Kuo, Chandler, AZ (US);
Frederick Reed, Raleigh, NC (US);
Garry Pycroft, San Jose, CA (US);
Bob-Shih Wei Kuo, Chandler, AZ (US);
Frederick Reed, Raleigh, NC (US);
Amkor Technology, Inc., Chandler, AZ (US);
Abstract
In accordance with the present invention, there is provided multiple embodiments of a concentrated photovoltaic (CPV) receiver cell or die. In each embodiment of the present invention, the receiver die includes a multiplicity of through wafer vias or TWV's which are etched therethrough to effectively eliminate the bus bars on the top or front surface of the receiver die, connectors such as bus bars instead being effectively moved to the bottom or back surface of the receiver die. The movement of the connectors to the back surface of the receiver die provides the potential for a greater active surface area on the front surface for solar input.