Samsung Electronics Co., Ltd.

Young-suk Jang

Jae-Won Lee

Kyung-im Jung

Seung-chul Chae

Seung-Chul Chae

A device includes an authentication unit that issues disposable authentication information to a mobile device which stores a rights object; a receiver that receives a request for remote authentication from an unauthorized device; and a transmitter that transmits a data that approves the remote authentication of the unauthorized device. The data that approves the remote authentication is transmitted to the mobile device via the unauthorized device, a disposable rights object, which is converted from the rights object for a temporary use of content, is transmitted to the unauthorized device according to a result of determining the data, and the mobile device and the unauthorized device are connected via a network.

Method and apparatus for roaming digital rights management content in device

An apparatus and method is provided for digital rights management. The method for digital rights management includes receiving encrypted content and a rights object representing use rights of the encrypted content, receiving a software module managing the rights object, and generating a new rights object using the software module.

Apparatus and method for digital rights management

A method and apparatus for temporarily using Digital Rights Management (DRM) contents is provided. The method includes receiving a rights object having information required for using the contents, converting the rights object into a first temporary rights object and a second temporary rights object for a temporary use of the contents, and transmitting the first temporary rights object and the second temporary rights object to an unauthorized device. The first temporary rights object and the second temporary rights object are the rights objects that allow using the contents for a predetermined time.

Growing community of inventors

Uijeongbu-si, South Korea

Young-suk Jang