发明名称 |
Multiple nonvolatile memories |
摘要 |
One or more embodiments of the invention provide a method, apparatus, and article of manufacture for preventing unauthorized access to digital services comprising. Access control to digital services is distributed among a plurality of physically separate and independently controlled nonvolatile memory components on a system bus. The plurality of nonvolatile memory components are then communicatively coupled to a microprocessor. The microprocessor is configured to use state information in the nonvolatile memory components to provide desired functionality and enforce one or more security policies for accessing the digital services.
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申请公布号 |
US7475259(B1) |
申请公布日期 |
2009.01.06 |
申请号 |
US20020085331 |
申请日期 |
2002.02.28 |
申请人 |
THE DIRECTV GROUP, INC. |
发明人 |
COCCHI RONALD P.;CURREN CHRISTOPHER P.;KAHN RAYNOLD M. |
分类号 |
G06F12/14;G06F21/00;G06F21/02;H04N7/16 |
主分类号 |
G06F12/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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