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US 8,914,891 B2Granted
Playback device with conditional playback
AssigneeKoninklijke Philips N.V.
InventorSebastiaan Antonius Fransiscus Arnoldus Van Den Heuvel
Life of this patent
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Abstract
A device for playback (8) of content (2) in accordance with a license (4) comprises a processing unit (3) for accessing the license and for specifying usage information for the content. The processing unit is communicatively connected to a usage indicator (5) for providing a measure of usage and a communication unit (6). Usage information is set by the processing unit to allow usage of the content if the measure of usage has been communicated to a service provider (10) in accordance with instructions derived from the license, else usage of the content is forbidden.
Claims18
A device playback of content, comprising:
- a processing unit for accessing a license that is (i) associated to content and (ii) specifies conditional access to the content that includes measures of usage conditions to be fulfilled in connection with communicating actual measures of usage to a service provider, the processing unit further for specifying usage information for the content, to allow usage or to forbid usage, in accordance with instructions to be derived from pseudo code of the license;
- a usage indicator communicatively connected to the processing unit, the usage indicator for recording measures of usage associated with the content and providing the recorded measures of usage to the processing unit;
- and
- a communication unit communicatively connected to the processing unit, the communication unit for communicating the recorded measures of usage to the service provider, wherein responsive to the processing unit comparing (a) the specified measures of usage conditions in the license according to the instructions derived from the license with (b) the recorded measures of usage, (i) the usage information is set by the processing unit to allow usage of the content if the specified measures of usage conditions have been fulfilled within an allowed report interval and communicated to the service provider in accordance with instructions derived from the license, and (ii) the usage information is set by the processing unit to forbid usage of the content if the specified measures of usage conditions have not been fulfilled within the allowed report interval and communicated to the service provider in accordance with instructions derived from the license, wherein the recorded measures of usage include total consumed amount of content for a given content ID, an amount of consumed content since a last report to the service provider, a total playback time of the content since the last report to the service provider, a time stamp of the last report to the service provider, and a number of times the content has been accessed.
1 more element
A method for playback of content by a device, the method comprising:
- accessing, via a processing unit, a license that is (i) associated to content and (ii) specifies conditional access to the content that includes measures of usage conditions to be fulfilled in connection with communicating actual measures of usage to a service provider, and specifying, via the processing unit, usage information for the content, to allow usage or to forbid usage, in accordance with instructions to be derived from pseudo code of the license;
- providing, via the processing unit accessing a usage indicator having recorded measured of usage associated with the content, the recorded measures of usage associated with the content;
- and
- communicating, via the processing unit accessing a communication unit, the recorded measures of usage to the service provider, wherein responsive to comparing, via the processing unit, (a) the specified measures of usage conditions in the license according to the instructions derived from the license with (b) the recorded measures of usage, (i) the usage information is set, via the processing unit, to allow usage of the content if the specified measures of usage conditions have been fulfilled within an allowed report interval and communicated to the service provider in accordance with instructions derived from the license;
- and (ii) the usage information is set, via the processing unit, to forbid usage of the content if the specified measures of usage conditions have not been fulfilled within the allowed report interval and communicated to the service provider in accordance with instructions derived from the license, wherein the recorded measures of usage include total consumed amount of content for a given content ID, an amount of consumed content since a last report to the service provider, a total playback time of the content since the last report to the service provider, a time stamp of the last report to the service provider, and a number of times the content has been accessed.
2 more elements
Dependencies are inferred from the claim text.