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:
Feb. 02, 1999
Filed:
Aug. 19, 1997
Applicant:
Inventors:
David T DeRoo, St. Joseph, MI (US);
Mark D Nicol, Stevensville, MI (US);
David J DeLisle, Berrien Springs, MI (US);
Michael P Krau, Benton Harbor, MI (US);
Saifuddin Fakhruddin, St. Joseph, MI (US);
Lloyd W Gauthier, Austin, TX (US);
Robert A Kohtz, St. Joseph, MI (US);
Assignee:
Packard Bell Nec, Sacramento, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
39520043 ; 711152 ;
Abstract
In the present invention, a single EEPROM is used to store firmware for the CPU, firmware for the SCP and the system password and other critical system data. Hardware protection is provided that prevents the CPU from accessing the portion of the EEPROM that contains the password or other critical systems data.