发明名称 Method to upgrade content encryption
摘要 Generation of secret keys is carried out in a smartcard for use by a receiver device's main processor, or alternatively, decryption processing for selectively encrypted content is carried out in the smartcard itself in order to thwart hacking and pirating of protected video content. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.
申请公布号 US2010246819(A1) 申请公布日期 2010.09.30
申请号 US20090454912 申请日期 2009.05.26
申请人 CANDELORE BRANT L 发明人 CANDELORE BRANT L.
分类号 H04N7/167;H04L9/00;H04L9/06 主分类号 H04N7/167
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