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. 24, 2003
Filed:
Apr. 25, 2000
Applicant:
Inventor:
Henry Tat-Sang Fung, San Jose, CA (US);
Assignee:
St. Clair Intellectual Property Consultants, Inc., Grosse Pointe, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/26 ; G06F 1/32 ;
U.S. Cl.
CPC ...
G06F 1/26 ; G06F 1/32 ;
Abstract
A power management unit for use in a computer system includes an activity monitor which monitors activity of the computer system and generates an activity indicator signal reflective of the monitored activity, a mode controller responsive to the activity indicator signal and having at least three operating modes, and a power switching circuit having a plurality of power control signal lines each for controlling one of the plurality of power control switches.