发明名称 Method for transmitting a stream of digital data and control messages associated to said stream to mobile equipments
摘要 The invention concerns a method for transmitting a flow of digital data and of controlled messages associated with said flow addressed to mobile terminals. The flow comprises successive bursts of data of encrypted contents with control words included in the control messages transmitted in parallel with said flow. The method is characterized in that it consists in inserting a control message in each transmitted burst of contents, said message containing at least one control word designed to decrypt the contents of said burst.
申请公布号 US8281358(B2) 申请公布日期 2012.10.02
申请号 US20060988391 申请日期 2006.07.04
申请人 WENDLING BERTRAND;NAGRA FRANCE SAS 发明人 WENDLING BERTRAND
分类号 H04N7/173;H04N7/16 主分类号 H04N7/173
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