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    • 42. 发明申请
    • ERROR DETECTION DEVICE AND METHOD FOR ERROR DETECTION FOR A COMMAND DECODER
    • 错误检测装置和用于命令解码器的错误检测方法
    • US20070192656A1
    • 2007-08-16
    • US11672652
    • 2007-02-08
    • Michael GoesselFranz KlugSteffen Sonnekalb
    • Michael GoesselFranz KlugSteffen Sonnekalb
    • G11C29/00
    • G06F11/10
    • An error detection device for a command decoder is described, the command decoder reading out an associated sequence of control signal words from a command memory based on an input word, wherein the sequence of control signal words has at least one control signal word, having: a controller designed to provide the input word at a first time and the input word at a second time for reading out the command memory, wherein the second time is delayed with respect to the first time, to effect a readout of the sequence of control signal words at a first time and a readout of the sequence of control signal words at a second time; and a comparator designed to receive and compare the associated sequences of control signal words read out at the first and second times, and to output a signal indicating an error if the associated sequences of control signal words read out at the first and second times are different.
    • 描述了一种用于命令解码器的错误检测装置,命令解码器基于输入字从命令存储器中读出相关序列的控制信号字,其中控制信号字序列具有至少一个控制信号字,具有: 控制器,其被设计为在第一时间提供输入字,并且输入字在第二时间用于读出指令存储器,其中第二时间相对于第一次被延迟,以实现控制信号序列的读出 第一时间的字和读出控制信号字的序列; 以及比较器,用于接收和比较在第一次和第二次读出的控制信号字的相关序列,并且如果在第一次和第二次读出的相关序列的控制信号字不同,则输出指示错误的信号 。
    • 43. 发明申请
    • Apparatus and method for recognizing a failure of a cryptographic unit
    • 用于识别加密单元的故障的装置和方法
    • US20060050875A1
    • 2006-03-09
    • US11222504
    • 2005-09-07
    • Berndt GammelMichael GoesselRainer Goettfert
    • Berndt GammelMichael GoesselRainer Goettfert
    • H04L9/00
    • H04L9/003G09C1/00H04L9/004H04L9/0631
    • An apparatus for recognizing a failure in a cryptographic unit, wherein the cryptographic unit includes a determinator for determining an input control signal and an output control signal, with the determinator being formed to determine the input control signal on the basis of an encryption of an input control signal parity of a group of input signals or an input signal of the group of input signals with an encryption number and to determine the output control signal on the basis of an encryption of an output control signal parity of a group of the output signals or an output signal of the group of output signals with the encryption number. Furthermore, the apparatus for recognizing includes an evaluator for evaluating the input control signal and the output control signal to recognize a failure of the cryptographic unit on the basis of a comparison between the input control signal and the output control signal.
    • 一种用于识别加密单元中的故障的装置,其中所述密码单元包括用于确定输入控制信号和输出控制信号的确定器,所述确定器被形成为基于输入的加密来确定所述输入控制信号 一组输入信号的控制信号奇偶校验或具有加密号的输入信号组的输入信号,并且基于一组输出信号的输出控制信号奇偶校验的加密来确定输出控制信号,或 具有加密号的输出信号组的输出信号。 此外,用于识别的装置包括用于基于输入控制信号和输出控制信号之间的比较来评估输入控制信号和输出控制信号以评估密码单元的故障的评估器。