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:
Jul. 08, 2014
Filed:
Jul. 26, 2011
Applicants:
Sam-soo Jung, San Jose, CA (US);
Raul Martin, San Jose, CA (US);
Inventors:
Sam-Soo Jung, San Jose, CA (US);
Raul Martin, San Jose, CA (US);
Assignee:
Photon Dynamics, Inc, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for inspection of electrical circuits including a calibration subsystem operative to apply a time varying voltage to an electrical circuit being inspected during calibration and to sense differences in an electrical state at various different locations in the electrical circuit being inspected, thereby providing an indication of location of defects therein.