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:
Oct. 13, 2020
Filed:
Apr. 12, 2013
Applicant:
Keithley Instruments, Inc., Cleveland, OH (US);
Inventors:
Kevin Cawley, Sagamore Hills, OH (US);
Wayne Goeke, Hudson, OH (US);
Gregory Sobolewski, Brecksville, OH (US);
Assignee:
Keithley Instruments, LLC, Solon, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/575 (2006.01); G01R 31/317 (2006.01); H04M 1/24 (2006.01);
U.S. Cl.
CPC ...
G05F 1/575 (2013.01); G01R 31/31721 (2013.01); H04M 1/24 (2013.01);
Abstract
A system can include a device under test (DUT) having a DUT voltage, a cable connected to the DUT, the cable having a cable inductance, and a power supply configured as a current source to provide a wide bandwidth voltage source to the DUT, wherein the DUT voltage is independent of the cable inductance.