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:
Jan. 19, 2016
Filed:
Oct. 22, 2012
Applicant:
Dcg Systems, Inc., Fremont, CA (US);
Inventor:
Steven Kasapi, San Francisco, CA (US);
Assignee:
DCG SYSTEMS, INC., Fremont, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/311 (2006.01); G01R 31/308 (2006.01);
U.S. Cl.
CPC ...
G01R 31/311 (2013.01); G01R 31/308 (2013.01);
Abstract
An apparatus for providing modulation mapping is disclosed. The apparatus includes a laser source, a motion mechanism providing relative motion between the laser beam and the DUT, signal collection mechanism, which include a photodetector and appropriate electronics for collecting modulated laser light reflected from the DUT, and a display mechanism for displaying a spatial modulation map which consists of the collected modulated laser light over a selected time period and a selected area of the IC.