滾降頻率 的英文怎麼說

中文拼音 [gǔnjiàngbīn]
滾降頻率 英文
roll off frequency
  • : Ⅰ動詞1 (翻轉; 滾動) roll; turn round; trundle 2 (走開; 離開) get away; beat it 3 (液體沸騰)...
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • 頻率 : frequency; rate
  1. Analyze, design and simulate the digital down - convert frequency. first, the analogue if signal is converted to digital if signal in one a / d convertor which used passband sampling theory. the digital if signal is then passed to a pair of digital mixers operating in phase quadrature for mixing the if signal to baseband signal

    首先利用帶通采樣定理對中模擬信號進行a / d變換后將其混到基帶,然後用平方根升餘弦濾波器同時完成低通濾波和匹配濾波雙重作用,以提高解調器的效
  2. The large c1 cap rolls off the gain of the regulator starting at a low frequency so that high frequency noise isn ' t amplified by the error amp

    這個大的電容c1從一個較低的轉折開始,所以高噪音沒有被誤差放大器放大。
  3. Because msk phase is continuous, the rolloff velocity of the msk spectrum to the psk was improved greatly. on the other hand, if the channel ' s bandwidth is presented, the data transmission rate of msk is better than that of bpsk. 2

    由於msk相位連續,它相對于psk譜的速度有了很大的改善;另外在給定通道帶的時候,它比bpsk傳輸的數據速高,每秒能傳輸更多的比特。
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