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:
Aug. 07, 2012
Filed:
Aug. 11, 2009
Applicants:
Tsung-yang Hung, Zhubei, TW;
Aaron Wang, Hsinchu, TW;
Inventors:
Tsung-Yang Hung, Zhubei, TW;
Aaron Wang, Hsinchu, TW;
Assignee:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01R 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for wafer level testing is provided which includes providing a wafer having an integrated circuit formed thereon, applying a signal to energize the integrated circuit, the signal including increasing steps or decreasing steps that range between a first level and a second level, and determining whether the integrated circuit complies with a test criteria after applying the signal.