Apparatus and method for managing rights object
AssigneeSamsung Electronics Co., Ltd.
InventorsYeo-jin Kim, Yun-sang Oh, Kyung-im Jung
Life of this patent
Estimating the term…
Abstract
An apparatus and method for managing a rights object by backing up and restoring the rights object between a host device and a multimedia card are provided. The apparatus includes an input unit that receives an order signal from a user, a rights-object-managing unit that determines whether the rights object can be backed up and restored based on rights object information when the order signal is input, and backs up and restores the rights object according to a result of the determination, and an information-managing unit that manages information related to movement and removal of the rights object and information on the backed up and restored rights object.
Claims11
An apparatus for managing a rights object, the apparatus comprising:
- an input unit that receives an order signal from a user;
- a rights-object-managing unit that determines whether the rights object can be backed up and restored based on rights object information when the order signal is input, and backs up and restores the rights object according to a result of the determination;
- and
- an information-managing unit that manages information related to movement and deletion of the rights object and information on the backed up and restored rights object, wherein the rights object information comprises information on the backup of the rights object, state information, and rights log information,
- wherein the backed up rights object and the state information are not activated until they are restored,
- wherein the determining whether the backed up rights object can be restored and the restoring the backed up rights object comprise:
- determining whether a device to restore the backed up rights object is identical with device information registered in restoration information;
- checking whether an original rights object is removed from a corresponding device, when the device is identical with the device information;
- and restoring the backed up rights object, when the original rights object is removed.
A method of managing a rights object, the method comprising:
- receiving a back-up order signal from a user;
- determining whether the rights object can be backed up based on rights object information when the backup-order signal is input;
- backing up the rights object according to a result of the determination;
- determining whether the backed up rights object can be restored based on the rights object information when a restoration-order signal for the backed up rights object is input;
- restoring the backed up rights object according to a result of the determination;
- and
- managing information of the backed up and restored rights object, wherein the rights object information comprises information on the backup of the rights object, state information, and rights log information,
- wherein the backed up rights object and the state information are not activated until they are restored,
- wherein the determining whether the backed up rights object can be restored and the restoring the backed up rights object comprise:
- determining whether a device to restore the backed up rights object is identical with device information registered in restoration information;
- checking whether an original rights object is removed from a corresponding device, when the device is identical with the device information;
- and restoring the backed up rights object, when the original rights object is removed.
Dependencies are inferred from the claim text.