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:
Oct. 14, 2014

Filed:

Jun. 24, 2011
Applicants:

BO Zhang, Beijing, CN;

Yingwei LI, Beijing, CN;

Yajun Zhang, Shenzhen, CN;

Inventors:

Bo Zhang, Beijing, CN;

Yingwei Li, Beijing, CN;

Zhiquan Yuan, Shenzhen, CN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 21/10 (2013.01); H04L 12/58 (2006.01);
U.S. Cl.
CPC ...
H04L 12/58 (2013.01); G06F 21/10 (2013.01);
Abstract

A method for DRM file conversion is provided in an embodiment of the present disclosure, including: parsing a multipurpose Internet mail extensions (MIME) parameter in a rights type system of a DRM file to obtain file types and rights formats to which the DRM file can be converted; and converting, according to the file types and rights formats to which the DRM file can be converted, the DRM file into a file type and a rights format in the file types and rights formats to which the DRM file can be converted, where the file type and rights format is supported by a DRM system that receives the DRM file. A device for DRM file conversion is provided in another embodiment of the present disclosure.


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