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:
Mar. 29, 2022
Filed:
Dec. 28, 2018
Applicant:
Palo Alto Research Center Incorporated, Palo Alto, CA (US);
Inventors:
Todd Karin, Los Gatos, CA (US);
Peter Kiesel, Palo Alto, CA (US);
Ajay Raghavan, Mountain View, CA (US);
Assignee:
Palo Alto Research Center Incorporated, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/12 (2020.01); G01R 15/16 (2006.01); G01R 15/22 (2006.01); G01R 19/00 (2006.01);
U.S. Cl.
CPC ...
G01R 31/1218 (2013.01); G01R 15/16 (2013.01); G01R 15/22 (2013.01); G01R 19/0084 (2013.01);
Abstract
A partial discharge (PD) transducer that includes a PD sensor configured to sense a PD event of an electrical system. At least one light emitting device (LED) is arranged in series with the PD sensor. The LED is configured to receive the electrical sensor signal from the PD sensor and to generate a light signal in response to the electrical sensor signal.