| 术语 | aliasing |
| 释义 | aliasing 别名使用;产生伪信号 1.Referring to multiple naming of an object,when each name may be regarded as an alias of the object. 指同一个对象具有多个名字,其中每一个名字即是该对象的别名。 2.An effect that occurs when a signal is sampled at a rate less than twice the highest frequency present in the signal.The subsequent signal recovered from the samples will not contain the high frequency component of the original signal and will display a false low frequency signal. 以低于信号中最高频率两倍的频率进行信号取样时出现的一种效应,即当由取样状态还原 时,还原后的信号将不再含有原来信号中的高频成分,并将显示出虚假的低频信号。 |
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