发明名称 Content Transmitting Apparatus, Content Receiving Apparatus, and Content Transmitting Method
摘要 According to one embodiment, a content transmitting apparatus which encrypts a content item which is copy controlled to limit the number of permitted copies and transmits the encrypted content item to a sink device, includes a number-of-copies information transmitting module configured to transmit number-of-copies information representing the number of permitted copies to the sink device as plaintext.
申请公布号 US2009168110(A1) 申请公布日期 2009.07.02
申请号 US20080327752 申请日期 2008.12.03
申请人 KABUSHIKI KAISHA TOSHIBA 发明人 USHIMARU CHIKARA
分类号 G06K15/00 主分类号 G06K15/00
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