公开(公告)号：US08467528B2

公开(公告)日：2013-06-18

申请号：US11847786

申请日：2007-08-30

申请人： Richard K. Sita ,  Kunal K. Dave ,  Jitesh Arora ,  Michael J. Erwin

发明人： Richard K. Sita ,  Kunal K. Dave ,  Jitesh Arora ,  Michael J. Erwin

IPC分类号： H04N7/167

CPC分类号： G06F21/10 ,  G06F21/575

摘要： A system on a chip including a bus, a bootup module coupled to the bus and configured to cause the system on a chip to bootup in accordance with a selected security mode, an input module coupled to the bus and configured to receive an input signal and to provide the input signal to the bus, a processor coupled to the bus and configured to process the input signal to provide an intermediate signal, in accordance with a type of content protection associated with the input signal, an encryption module coupled to the bus and configured to cause at least a portion of the intermediate signal to be encrypted to produce an encrypted signal, in accordance with the type of the content protection, and an output module coupled to the bus and configured to output the encrypted signal.

摘要翻译： 一种芯片上的系统，包括总线，启动模块，其耦合到所述总线并且被配置为使芯片上的系统根据所选择的安全模式引导;输入模块，耦合到所述总线并被配置为接收输入信号;以及 以向总线提供输入信号，处理器耦合到总线并被配置为根据与输入信号相关联的内容保护的类型来处理输入信号以提供中间信号，耦合到总线的加密模块和 被配置为使得所述中间信号的至少一部分被加密以根据所述内容保护的类型产生加密信号，以及耦合到所述总线并被配置为输出加密信号的输出模块。

公开(公告)号：US20080168266A1

公开(公告)日：2008-07-10

申请号：US11847786

申请日：2007-08-30

申请人： Richard K. Sita ,  Kunal K. Dave ,  Jitesh Arora ,  Michael J. Erwin

发明人： Richard K. Sita ,  Kunal K. Dave ,  Jitesh Arora ,  Michael J. Erwin

IPC分类号： G06F15/177 ,  H04L9/06

CPC分类号： G06F21/10 ,  G06F21/575

摘要： A system on a chip including a bus, a bootup module coupled to the bus and configured to cause the system on a chip to bootup in accordance with a selected security mode, an input module coupled to the bus and configured to receive an input signal and to provide the input signal to the bus, a processor coupled to the bus and configured to process the input signal to provide an intermediate signal, in accordance with a type of content protection associated with the input signal, an encryption module coupled to the bus and configured to cause at least a portion of the intermediate signal to be encrypted to produce an encrypted signal, in accordance with the type of the content protection, and an output module coupled to the bus and configured to output the encrypted signal.

摘要翻译： 一种芯片上的系统，包括总线，启动模块，其耦合到所述总线并且被配置为使芯片上的系统根据所选择的安全模式引导;输入模块，耦合到所述总线并被配置为接收输入信号;以及 以向总线提供输入信号，处理器耦合到总线并被配置为根据与输入信号相关联的内容保护的类型来处理输入信号以提供中间信号，耦合到总线的加密模块和 被配置为使得所述中间信号的至少一部分被加密以根据所述内容保护的类型产生加密信号，以及耦合到所述总线并被配置为输出加密信号的输出模块。