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:
Dec. 22, 2009
Filed:
Mar. 15, 2007
Applicants:
Vladimir Kuznetsov, San Jose, CA (US);
Vladislav Vashchenko, Palo Alto, CA (US);
Peter J. Hopper, San Jose, CA (US);
Inventors:
Vladimir Kuznetsov, San Jose, CA (US);
Vladislav Vashchenko, Palo Alto, CA (US);
Peter J. Hopper, San Jose, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/323 (2006.01); H01L 29/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
An NLDMOS SCR device based on an LDMOS fabrication process includes a dual gate to provide controllable switching characteristics to allow it to be used for ESD protection of fast switching voltage regulators.