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Systems, methods and apparatus for adaptive cancellation of induced row noise in X-ray detector

机译:用于在x射线检测器中自适应消除感应行噪声的系统,方法和装置

摘要

Systems, methods and apparatus are provided through which in some embodiments the line time of an X-Ray detector is dynamically selected so as to nullify an aliased interference signal. The frequency of a noise signal generated by a source external to the digital X-ray detector is determined and, based on the determined frequency, the line time of the digital X-ray is adjusted so as to compensate for the interfering noise. The frequency of the noise can be directly determined from an electromagnetic interference (EMI) sensor or derived through analysis of the power spectrum of the noise signal.
机译:提供了系统,方法和装置,通过该系统,方法和装置在一些实施例中动态地选择X射线检测器的线路时间,以使混叠干扰信号无效。确定由数字X射线检测器外部的源产生的噪声信号的频率,并且基于所确定的频率,调整数字X射线的线时间以补偿干扰噪声。噪声的频率可以直接从电磁干扰(EMI)传感器确定,也可以通过分析噪声信号的功率谱得出。

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