New patents are issued by the PTO on Tuesdays. Both of today's Spotlight Patents concern aspects of digital rights management. Assigned to Samsung (KR), the first patent addresses techniques for downloading a DRM module. Assigned to Adobe, the second patent addresses techniques for parts-based digital rights management.
9,117,055, "Method and apparatus for downloading DRM module," assigned to Samsung (KR)
A Digital Rights Management (DRM) service system providing digital content to which DRM technology is applied, when one or more DRM content is provided to a client device, download information for a DRM module capable of installing a DRM agent corresponding to a DRM system applied to the DRM content is provided together, making it possible for the client device to download the DRM module based on the download information, install the DRM agent, and use the DRM content.
9,112,862, "System and method for parts-based digital rights management," assigned to Adobe Systems.
Various embodiments of a system and method for parts-based digital rights management are described. Various embodiments may include a digital rights management component configured to receive content comprising a plurality of portions of content. The digital rights management component may also receive a license for the encrypted content; the license may include a plurality of permissions each specific to a respective portion of the content. Additionally, each permission may specify one or more access privileges for the respective portion of the content. The digital rights management component may receive a digital signature for the entire license. The digital rights management component may validate the digital signature to determine that the permissions have not been modified. The digital rights management component may also be configured to, in response to determining that said permissions have not been modified, provide access to content in accordance with said license including said permissions.