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Method and apparatus for issuing rights object required to use digital content

a technology for digital content and rights objects, applied in data processing applications, program/content distribution protection, instruments, etc., can solve the problems of limited use or copying of rights objects, and cannot be used on other devices

Inactive Publication Date: 2007-12-13
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

Enables digital content to be used across multiple devices, expands the digital content market by allowing offline access, and supports various DRM formats, enhancing content usability with customizable usage policies.

Problems solved by technology

Unlike content, the reuse or copying of a rights object is limited.
However, since DRM content, which is sold based on conventional DRM technology, is dependent on a particular device, it cannot be used on other devices.

Method used

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  • Method and apparatus for issuing rights object required to use digital content
  • Method and apparatus for issuing rights object required to use digital content
  • Method and apparatus for issuing rights object required to use digital content

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Embodiment Construction

[0030]The present invention will now be described more fully with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the exemplary embodiments set forth herein; rather, these exemplary embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the present invention to those skilled in the art. Like reference numerals in the drawings denote like elements, and thus their description will be omitted.

[0031]Hereinafter, a method and apparatus for issuing a rights object required to use digital content according to exemplary embodiments of the present invention will be described with reference to block diagrams or flowchart illustrations.

[0032]It will be understood that each block of the flowchart illustrations, and combinations of blocks in the flowchart illustratio...

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PUM

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Abstract

Provided are a method and apparatus for issuing a rights object required to use digital content. The method includes receiving the digital content and the rights object; and encrypting the received rights object using a public key of a secure multimedia card (SMC) and storing the encrypted rights object in the SMC.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS[0001]This application claims priority from Korean Patent Application No. 10-2007-24318 filed on Mar. 13, 2007 in the Korean Intellectual Property Office, and U.S. Provisional Patent Application No. 60 / 799,652 filed on May 12, 2006 in the United States Patent and Trademark Office, the disclosures of which are incorporated herein by reference in their entirety.BACKGROUND OF THE INVENTION[0002]1. Field of the Invention[0003]The present invention relates to a method and apparatus for issuing a rights object required to use digital content, and more particularly, to a method and apparatus for issuing a rights object and capable of storing digital rights management (DRM) content, which is usually provided online, in a secure multimedia card (SMC) so that the DRM content can also be provided offline.[0004]2. Description of the Related Art[0005]DRM is a technical mechanism to protect copyright on digital content and properly charge for the use of the ...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): H04L9/00
CPCG06F21/10G06F2221/0797G06F2221/2107H04L2209/603H04L63/0442H04L63/0853H04L9/3273G06Q20/027G06F21/33H04L9/3268H04L63/0823H04L63/0869G06F21/445G06F21/107G06F21/109G06F17/00H04L9/0816H04L63/0428H04L2209/24
Inventor KIM, YEO-JINOH, YUN-SANGSIM, SANG-GYOOJUNG, KYUNG-IMKIM, JI-SOO
Owner SAMSUNG ELECTRONICS CO LTD