finite-duration signals 中文意思是什麼
finite-duration signals
解釋
有限長信號-
Realistic signals are made by summing sine waves of lots of frequencies, so that after some finite number of wavelengths they interfere destructively and you get a signal of finite width and duration
現實中的信號由各種頻率的正弦波組成,因此,在有限的波長數后,它們會干涉相消,你就得到一個有限寬度和有限延續的信號。
分享友人