Invention Grant
- Patent Title: Secure content key distribution using multiple distinct methods
- Patent Title (中): 使用多种不同的方法安全的内容密钥分配
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Application No.: US11829647Application Date: 2007-07-27
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Publication No.: US08385545B2Publication Date: 2013-02-26
- Inventor: Howard G. Pinder
- Applicant: Howard G. Pinder
- Agency: Merchant & Gould
- Main IPC: H04N7/167
- IPC: H04N7/167
Abstract:
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.
Public/Granted literature
- US20090028327A1 SECURE CONTENT KEY DISTRIBUTION USING MULTIPLE DISTINCT METHODS Public/Granted day:2009-01-29
Information query
