Method and device for controlling distribution of

专利名称：Method and device for controlling

distribution of licenses

发明人：Monsifrot, Antoine,Doerr, Gwenael,Courtay,

Olivier,Robert, Antoine,Joye, Marc

申请号：EP11305132.0申请日：20110210公开号：EP2490143A1公开日：20120822

专利附图：

摘要：A method for controlling distribution of licenses (251; 351), a license being foran excerpt (252; 352) of a content item (211; 311), the content item comprising a set (100)

of continuous units (110), each excerpt (252; 352) comprising a subset of the set (100) ofcontinuous units. A device (230; 340) receives an identifier of a receiver (230; 330) of alicense, and the license (251) or a request (322) to generate the license (351), the licenseor the request (322) to generate the license (351) comprising a content identifier and atleast one indicator of the units covered by the license (251; 351); retrieves storedinformation regarding licenses previously delivered to the receiver; compares a limitvalue for the content item with the stored information combined with information fromthe license or the request (322) to generate the license (351); and allows the receiveraccess to the license only if the limit value is not exceeded by the stored informationcombined with information from the license or the request (322) to generate the license(351). Also provided is the device (230; 340).

申请人：Thomson Licensing

地址：1-5, Rue Jeanne d'Arc 92130 Issy-les-Moulineaux FR

国籍：FR

代理机构：Ruellan-Lemonnier, Brigitte

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