zero crossing - Zero crossing circuit - zero crossing原理
TWD 119.04
過零率- 維基百科,自由的百科全書
過零率(zero-crossing rate,ZCR)是指一個信號的符號變化的比率,例如信號從正數變成負數,或反過來。這個特徵已在語音識別和音樂信息檢索領域得到廣泛使用,是分類敲擊聲
Zero crossing detection using comparator circuit (Rev. A)
Design Description. The zero crossing detector circuit changes the comparator output state when the AC input crosses the zero reference voltage.
Zero crossing
A zero-crossing is a point where the sign of a mathematical function changes represented by an intercept of the axis (zero value) in the graph of the
Zero Crossing
A zero crossing is a point where the waveform crosses the zero level axis. When you perform editing operations, such as cutting, pasting, or dragging,
5-2 Zero Crossing Rate
「過零率」(Zero Crossing Rate,簡稱ZCR)是在每個音框中,音訊通過零點的次數,具有下列特性:.
zero crossing
简体 · 繁體 · Polski. 維基詞典. 此頁面最後編輯於2017年4月28日(星期五) 16:12。