Tuesdays the PTO issues new patents. Both of today's Spotlight Patents concern aspects of digital rights management. Assigned to LG electronics (KR), the first patent addresses techniques for managing digital rights of secure removable media. Assigned to CenturyLink Intellectual Property LLC, the second patent addresses techniques related to a multi-access content server with security management for IPTV.
8,683,610, "Method and apparatus for managing digital rights of secure removable media," assigned to LG Electronics (KR).
A terminal for managing digital rights of a memory card inserted into the terminal and has a processor and a memory, the digital rights allowing the terminal to access digital contents. The terminal includes a processor configured to manage a digital rights and to exchange information with the memory card, the information including a terminal ID and a memory card ID; perform a mutual authentication procedure with the memory card; receive, from a contents provider, a trigger message which indicates to the terminal that a digital rights for the memory card is prepared in the contents provider; if a parameter included in the trigger message does not indicate the memory card, perform a procedure for obtaining a digital rights for the terminal; and if a parameter included in the trigger message indicates the memory card, perform a procedure for requesting a digital rights for the memory card.
8,683,538, "Multi-access content server with security management for IPTV," assigned to CenturyLink Intellectual Property LLC
A system and method for distributing content over multiple networks may include at least two encoders configured to encode the content in formats for play on devices having different formats. A metadata management unit may be configured to apply information associated with the content to the content in the form of metadata. A content management server may be in communication with the encoders and be configured to receive and store the content. A conditional access digital rights management server may be in communication with the content management server and be configured to authenticate a user. A middleware server may be in communication with the content management server and be configured to manage a program guide accessible to users to view and select content to play on a device. Devices of different formats may be configured to access the content management server and select content to play via the program guide.