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:
Sep. 06, 2016
Filed:
Nov. 29, 2012
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Nathaniel R. Chadwick, Burlington, VT (US);
John B. DeForge, Barre, VT (US);
John J. Ellis-Monaghan, Grand Isle, VT (US);
Jeffrey P. Gambino, Westford, VT (US);
Ezra D. Hall, Richmond, VT (US);
Marc D. Knox, Hinesburg, VT (US);
Kirk D. Peterson, Jericho, VT (US);
Assignee:
GLOBALFOUNDRIES INC., Grand Cayman, KY;
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); H01L 29/00 (2006.01); H01L 21/66 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
H01L 29/00 (2013.01); G01R 31/2856 (2013.01); H01L 22/34 (2013.01); G01R 31/2818 (2013.01); H01L 2924/0002 (2013.01);
Abstract
A test circuit including a light activated test connection in a semiconductor device is provided. The light activated test connection is electrically conductive during a test of the semiconductor device and is electrically non-conductive after the test.