发明授权
- 专利标题: Secure content key distribution using multiple distinct methods
- 专利标题(中): 使用多种不同的方法安全的内容密钥分配
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申请号: US11829647申请日: 2007-07-27
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公开(公告)号: US08385545B2公开(公告)日: 2013-02-26
- 发明人: Howard G. Pinder
- 申请人: Howard G. Pinder
- 代理机构: Merchant & Gould
- 主分类号: H04N7/167
- IPC分类号: H04N7/167
摘要:
Systems and methods of secure content key distribution using multiple distinct methods are disclosed herein. Example embodiments include receiving multiple distinct control words from multiple conditional access systems and encrypting packets or a group of packets using the multiple distinct control words.
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