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:
May. 16, 2000
Filed:
Feb. 05, 1999
Applicant:
Inventors:
Gayle Miller, Colorado Springs, CO (US);
Samuel C Gioia, Colorado Springs, CO (US);
Todd A Randazzo, Colorado Springs, CO (US);
Assignee:
LSI Logic Corporation, Milpitas, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
438275 ; 438281 ; 438282 ;
Abstract
MOS functional devices and electrostatic discharge protection devices are formed on a substrate having a relatively low-resistance area beneath the functional devices to inhibit latch-up of the functional devices and a relatively high resistance area beneath each electrostatic protection device to reduce the snapback holding voltage of each electrostatic discharge protection device.