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:
Mar. 03, 2015
Filed:
Jul. 14, 2009
Applicant:
Zhiyu Wei, Beijing, CN;
Inventor:
Zhiyu Wei, Beijing, CN;
Assignee:
IGRS Engineering Lab Ltd., Haidian District, Beijing, unknown;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04C 13/00 (2006.01); G04G 19/08 (2006.01); G04R 20/00 (2013.01);
U.S. Cl.
CPC ...
G04G 19/08 (2013.01); G04R 20/00 (2013.01);
Abstract
A method and apparatus for synchronizing a system time in an electronic device are provided. The method may include: when the electronic device is executing a boot process, disabling an external time obtaining function of the electronic device for obtaining an external reference time, obtaining an internal clock time from an internal clock unit of the electronic device and synchronizing a system time of the electronic device with the internal clock time; and when the electronic device has completed the boot process, enabling the external time obtaining function to obtain the external reference time.