发明名称 Secure delivery of program content via a removable storage medium
摘要 A method and apparatus for delivering video program content with selective viewing capability. An apparatus in accordance with the present invention comprises a personal video recorder (PVR), which can be a portion of an Integrated Receiver Decoder (IRD), an access key, coupled to the PVR, and a storage medium containing the video program content, wherein the video program content is stored on the storage medium in an encrypted manner, the access key is used to access the program content on the storage medium, and the storage medium is removable from the PVR.
申请公布号 EP1753240(A3) 申请公布日期 2010.04.21
申请号 EP20060016753 申请日期 2006.08.11
申请人 THE DIRECTV GROUP, INC. 发明人 KAHN, RAYNOLD M.;SIEGEL, PHILIP I.
分类号 G11B20/00;H04N5/913;H04N7/16;H04N7/24 主分类号 G11B20/00
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