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. 09, 2014
Filed:
Mar. 29, 2012
Applicant:
Andrew Thomas, Westford, MA (US);
Inventor:
Andrew Thomas, Westford, MA (US);
Assignee:
Olympus NDT, Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/34 (2006.01); H01L 41/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pulse generation circuit and method includes using digital signals to trigger a first and second varying analog signals and detecting when they reach one or more reference levels. In response to the first and second varying analog signals reaching one or more reference levels, a first and a second digital control signals are produced and provided as input to a pulser producing a voltage excitation pulse having a width and timing defined by the first and second digital control signals.