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.

Date of Patent:
Dec. 29, 2020

Filed:

Jun. 30, 2016
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Yongfeng Tu, Shenzhen, CN;

Wenmei Gao, Beijing, CN;

Yuanli Gan, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0804 (2016.01); G06F 12/08 (2016.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0804 (2013.01); G06F 3/0605 (2013.01); G06F 3/0622 (2013.01); G06F 3/0643 (2013.01); G06F 3/0653 (2013.01); G06F 3/0667 (2013.01); G06F 3/0683 (2013.01); G06F 12/08 (2013.01);
Abstract

A method is applied to an electronic device, all storage space of the electronic device includes internal storage space and at least one external storage space, and the method includes: receiving a data write instruction, where the data write instruction carries target write data; selecting at least one of all the storage space as target storage space according to a preset rule, and performing a write operation in the target storage space; and after the write operation is completed, updating a virtual file that is obtained by summarizing and combining files of a same file type in all the storage space of the electronic device and that is stored in a virtual storage card, and updating a mapping relationship between a virtual storage path corresponding to the virtual storage card and a physical storage path corresponding to the target storage space.


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