Method of Controlled Access to Content
First Claim
1. In a first device (101), a method of controlled access to content, comprising joining an access sharing network, obtaining a content item from the access sharing network which requires access control data to enable playback, obtaining the access control data, determining from the access control data that a second device other than first is authorized to play back the content item, and enabling playback of the content item in accordance with the access control data upon a positive determination that said second device is a member of said access sharing network.
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Abstract
A method of controlled access to content, comprising joining an access sharing network, obtaining a content item from the access sharing network which requires access control data to enable playback, obtaining the access control data, determining from the access control data that a particular other device is authorized to play back the content item, and enabling playback of the content item in accordance with the access control data upon a positive determination that said other device is a member of said access sharing network. Preferably the access control data is used also during a predetermined period of time after making a determination that said other device has ceased to be a member of the access sharing network. Also a device (101) configured to carry out the method.
66 Citations
10 Claims
- 1. In a first device (101), a method of controlled access to content, comprising joining an access sharing network, obtaining a content item from the access sharing network which requires access control data to enable playback, obtaining the access control data, determining from the access control data that a second device other than first is authorized to play back the content item, and enabling playback of the content item in accordance with the access control data upon a positive determination that said second device is a member of said access sharing network.
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7. A first device (101) configured for controlled access to content, comprising
means (401-A) for joining an access sharing network and for obtaining a content item from the access sharing network which requires access control data to enable playback, means (401-A, 401-B) for obtaining the access control data, for determining from the access control data that a particular second device other than the first, is authorized to play back the content item, and for enabling playback of the content item in accordance with the access control data upon a positive determination that said second device is a member of said file sharing network.
Specification