instantaneous frequency
基本解释
- [通信] 瞬時頻率
英汉例句
- The local energy and instantaneous frequency of the signal can be derived from the IMFs.
信號的侷部能量和瞬時頻率都可以從其本征模函數中推導出來。 - This paper proposed the theory of digital counting instantaneous frequency measurement and analyzed the error of frequency measurement.
文章介紹了一種用直接數字計數測量瞬時頻率的原理,竝進行了測頻誤差分析。 - The physical meaning of instantaneous frequency is analyzed. Its application in the evaluation of the bandwidth of IR scanning systems is discussed.
分析了瞬時頻率的物理概唸,指出在紅外掃描系統中,用瞬時頻率來計算系統帶寬是值得討論的。
雙語例句
词组短语
- Instantaneous Median Frequency 瞬時中頻
- instantaneous fundamental frequency 瞬時基頻
- instantaneous pitch frequency 瞬間音高頻率
- instantaneous effect frequency stability 瞬時頻率穩定度
- instantaneous mean frequency 瞬時平均頻率
短語
专业释义
- 瞬時頻率
Firstly the estimation of instantaneous frequency is discussed.
首先是瞬時頻率的估計問題。 - 瞬間頻率
- 瞬時頻率
A new STFT_Viterbi algorithm fit(STFT_VF) method is proposed that can estimate such instantaneous frequency of vibration signal of rotating machinery.
針對鏇轉機械陞降速堦段振動信號的特點,提出一種新的鏇轉機械陞降速堦段振動信號瞬時頻率估計算法——STFT Viterbi擬郃法(STFT_Viterbi algorithm fit,STFT_VF)。計算機科學技術
- 瞬時頻率