Method and apparatus for managing digital rights of portable storage device
AssigneeSamsung Electronics Co., Ltd.
InventorsByung-rae Lee, Kyung-im Jung, Joong-chul Yoon, Moon-sang Kwon, Shin-han Kim, Jae-jin Choi
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Abstract
A method and apparatus for managing digital rights of a portable storage device are provided. The method comprises a device performing authentication together with the portable storage device and sharing an encryption key with the portable storage device as a result of the authentication, requesting a rights object list from the portable storage device, receiving the rights object list from the portable storage device, and processing and displaying the rights object list.
Claims27
A method of managing digital rights of a portable storage device, the method comprising:
- a device performing authentication together with the portable storage device and sharing an encryption key with the portable storage device as a result of the authentication;
- requesting a rights object list from the portable storage device;
- receiving the rights object list from the portable storage device;
- and
- processing and displaying the rights object list.
A method of managing digital rights of a portable storage device, the method comprising:
- the portable storage device performing authentication together with a device and sharing an encryption key with the device as a result of the authentication;
- and
- transmitting a list comprising information on a rights object to the device when the device requests a rights object list.
A method of managing digital rights of a portable storage device, the method comprising:
- a device performing authentication together with the portable storage device and sharing an encryption key with the device as a result of the authentication;
- and
- requesting the portable storage device to delete a rights object.
A method of managing digital rights of a portable storage device, the method comprising:
- the portable storage device performing authentication together with a device and sharing an encryption key with the device as a result of the authentication;
- and
- deleting a rights object when the device requests to delete the rights object.
An apparatus for managing digital rights of a portable storage device, the apparatus comprising:
- an authenticating unit performing encoding and decoding and performing authentication together with the portable storage device;
- a receiving unit receiving information on a rights object from the portable storage device;
- an output processing unit converting the received information into a displayable form;
- and
- a displaying unit displaying the displayable form.
A portable storage device comprising:
- an authenticating unit performing encoding and decoding and performing authentication together with a device;
- a transmitting unit transmitting information on a rights object to the device;
- and
- a storage unit receiving and storing a license of the device,
- wherein the authenticating unit manages digital rights.
A digital rights management method comprising requesting a rights object list corresponding to a content type desired by a user from a portable storage device, receiving the rights object list, requesting rights object information corresponding to a particular content identifier from the portable storage device based on the rights object list, and receiving the rights object information,
- wherein the content type can be one among audio, video, an image, an application, and text.
Dependencies are inferred from the claim text.