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:
Jun. 14, 2005
Filed:
Oct. 10, 2003
Applicants:
Vladislav Vashchenko, Palo Alto, CA (US);
Marcel Ter Beek, Pleasanton, CA (US);
Peter J. Hopper, San Jose, CA (US);
Ann Concannon, Palo Alto, CA (US);
Inventors:
Vladislav Vashchenko, Palo Alto, CA (US);
Marcel ter Beek, Pleasanton, CA (US);
Peter J. Hopper, San Jose, CA (US);
Ann Concannon, Palo Alto, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L029/72 ;
U.S. Cl.
CPC ...
Abstract
An apparatus including an electrostatic discharge (ESD) protection structure with a diac in which substancially similar ESD protection is provided for both positive and negative ESD voltages appearing at the circuit electrode sought to be protected.