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:
Jan. 21, 2020
Filed:
Jul. 28, 2017
Applicant:
Guangdong Oppo Mobile Telecommunications Corp., Ltd., Dongguan, Guangdong, CN;
Inventor:
Xuan Zhou, Guangdong, CN;
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Dongguan, Guangdong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 8/30 (2009.01); H04W 4/60 (2018.01); H04L 29/06 (2006.01); H04W 8/18 (2009.01); H04W 12/06 (2009.01); H04W 12/00 (2009.01);
U.S. Cl.
CPC ...
H04W 8/30 (2013.01); H04L 63/0853 (2013.01); H04L 63/0861 (2013.01); H04L 63/105 (2013.01); H04W 4/60 (2018.02); H04W 8/183 (2013.01); H04W 12/00514 (2019.01); H04W 12/06 (2013.01);
Abstract
A data backup method according to the present invention includes steps of: when a first account is logged in, obtaining information of a SIM card; registering a second account when determining that the SIM card of a terminal is changed from a first SIM card to a second SIM card; executing a predetermined data backup process so as to back up data corresponding to the first account to the second account; and sending a deletion instruction to a server for instructing the server to delete the data corresponding to the first account.