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. 29, 2012
Filed:
Dec. 20, 2005
Kurt Daverman, San Jose, CA (US);
Rajagopal K. Venkatachalam, Redmond, WA (US);
Zhangwei Xu, Redmond, WA (US);
Isaac P. Ahdout, Bellevue, WA (US);
Ricardo Lopez-barquilla, Redmond, WA (US);
Kurt Daverman, San Jose, CA (US);
Rajagopal K. Venkatachalam, Redmond, WA (US);
Zhangwei Xu, Redmond, WA (US);
Isaac P. Ahdout, Bellevue, WA (US);
Ricardo Lopez-Barquilla, Redmond, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
The claimed method and system monitors computer system timer(s) relative to other timers to detect discrepancies and/or may capture an offset to provide a method of more accurately determining a current time. The invention may also provide a method to detect power source tampering using a last known good time and may provide a means to securely initialize system time using an encrypted time stamp.