What Does Anti-Tamper Digital Clocks Mean?
What Does Anti-Tamper Digital Clocks Mean?
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As a result, the present creation is not intended to be limited to the embodiments proven herein but will be to be accorded the widest scope per the rules and novel functions disclosed herein.
In other additional comprehensive facets of the invention, Each and every with the plurality of delayed monotone signals comprises possibly a one particular or maybe a zero. The Consider circuit may perhaps figure out no matter whether the amount of types in the plurality of delayed monotone alerts differs from the h2o amount variety by much more than a predetermined threshold.
In-body style and design and style will allow clock to be accessed for adjustment or battery improve with no need of eliminating metallic housing
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The steps of a method or algorithm explained in reference to the embodiments disclosed herein may very well be embodied right in hardware, or in a mix of components and a software module executed by a processor. A application module could reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, challenging disk, a detachable disk, a CD-ROM, or every other type of storage medium known while in the art.
SUMMARY An aspect of the current invention may reside in a method for detecting clock tampering. In the method a plurality of resettable hold off line segments Anti-Tamper Digital Clocks are supplied. Resettable hold off line segments amongst a resettable hold off line segment associated with a bare minimum hold off time and a resettable delay line segment connected with a greatest delay time are Every single associated with discretely raising hold off moments.
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An exemplary storage medium is coupled into the processor these the processor can study information from, and compose details to, the storage medium. In the choice, the storage medium may very well be integral for the processor. The processor along with the storage medium may reside within an ASIC. The ASIC may possibly reside inside of a consumer terminal. In the alternative, the processor as well as the storage medium might reside as discrete components inside of a computing program/user terminal.
12. The equipment for detecting clock tampering as defined in claim 11, whereby the drinking water amount range is decided depending on delayed monotone indicators from one or more preceding clock Examine time.
27. The method for detecting voltage tampering as defined in assert 26, whereby the h2o degree selection is set based on delayed monotone signals from a number of prior Assess time.
Yet another aspect of the invention may reside in an apparatus for detecting clock tampering, comprising: suggests 250 for giving a monotone sign 220 during a clock Consider time frame 310 related to a clock CLK; means 210 for delaying the monotone sign employing a plurality of resettable delay line segments to create a respective plurality of delayed monotone indicators 230 obtaining discretely raising delay moments amongst a minimal hold off time along with a greatest hold off time; and indicates 240 for using the clock CLK to set off an Examine circuit 240 that works by using the plurality of delayed monotone signals to detect a clock fault.
an Appraise circuit, brought on by a clock, that utilizes the plurality of delayed monotone alerts to detect a voltage fault.