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Error detection during evaluation of knock sensor signals in internal combustion engine involves forming at least one of the upper and lower thresholds based on preceding reference evaluation
Error detection during evaluation of knock sensor signals in internal combustion engine involves forming at least one of the upper and lower thresholds based on preceding reference evaluation
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机译：评估内燃机爆震传感器信号期间的错误检测包括根据先前的参考评估值形成上，下阈值中的至少一个
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摘要
An evaluation circuit (12) forms at least a variable reference level from the output signals of the knock sensors (10,11). The variable reference level is compared with an upper and a lower threshold at least one of which is formed depending on a preceding reference evaluation.
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