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:
Dec. 08, 2015
Filed:
Sep. 15, 2011
Applicants:
Hao Xu, Beijing, CN;
Xiao Lin, Beijing, CN;
Bendong Chen, Beijing, CN;
Inventors:
Assignee:
Thomson Licensing, , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 9/4401 (2013.01); G06F 11/1441 (2013.01);
Abstract
It is provided a method for distinguishing between cold boot and warm boot of a device, wherein the device comprises a volatile memory containing a flag used for indicating boot type, the method comprises the step of determining boot type by reading the flag; wherein, the method further comprises upon detection of a message indicating occurrence of power outage, setting data of the volatile memory in such a way that make the device fail to determine the boot type as warm boot.