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- phase frequency curve 相頻曲線(xiàn)
- In this paper, a simple method of plotting logarithmic phase frequency response curve for open-loop systems is advanced. 文章給出了繪制開(kāi)環(huán)系統對數相頻特性曲線(xiàn)的簡(jiǎn)便方法。
- The general form or a quantity indicative of the general form of a statistical frequency curve near the mean of the distribution. 峰度一種統計頻率曲線(xiàn)接近分布中心時(shí)的大致?tīng)顟B(tài)或指示這種狀態(tài)的數量
- The Continuous Phase Frequency Shift Keying(CPFSK) signaling scheme has been widely used in mobile applications. 連續相位頻移鍵控(CPFSK)信號廣泛應用于便攜式移動(dòng)通信系統。
- Quantization noise analysis of linear phase frequency sampling FIR filters was discussed, and computation formula for measuring quantization noise was described in this paper. 主要分析了線(xiàn)性相位頻率采樣FIR濾波器中的量化噪聲,并給出計算公式。
- Abstract: This paper describes a clock and data recovery（CDR）circuit for RFID tag, and a new phase frequency detector（PFD） is proposed for this CDR circuit for NRZ data. 文章摘要: 提出了一種適用于射頻電子標簽的時(shí)鐘數據恢復電路，在電路中提出了一種適用于NRZ數據的新型鑒頻鑒相器電路和自適應控制單元，能動(dòng)態(tài)調節邊沿檢測器中延遲單元的延遲時(shí)間，使此時(shí)鐘數據恢復電路具有大的鎖定范圍，且有結構簡(jiǎn)單易實(shí)現的特點(diǎn)。
- A low-cost, highly-accurate GPS carrier phase frequency syntonization system (GPS carrier phase-disciplined oscillator, GPSCDO) based on a single-frequency receiver is presented. 摘要:本論文介紹利用單頻接收機及GPS載波相位觀(guān)測量所組成一低成本且高精度的頻率同步系統（GPS載波相位訓練振蕩器）。
- The distribution of zero and pole is analyzed to obtain several features of carotid sclerosis such as rp.These features differ from those based on the maximum frequency curve and are also efficient. 接著(zhù)，本文從多普勒音頻信號的建模出發(fā)，建立頸動(dòng)脈血管的零極點(diǎn)模型，分析極點(diǎn)的分布情況，提取一定的特征參數作為血管硬化的判據（如rP等），從而為臨床診斷服務(wù)。
- This thesis proposes a new digital controlled oscillator (DCO) and a new phase frequency detector (PFD) architecture for the all digital phase-locked loop (ADPLL) with low power design. 本論文提出一個(gè)新的數位控制頻率振蕩器及一個(gè)新的相位頻率偵測器之架構以設計一個(gè)低功率的全數位式鎖相迴路。
- Phase frequency skip of atomic clock is one of an important factor to restrict accuracy and stability of standard time signal, so its analysis and detection is very important in time keeping work. 原子鐘相頻跳變是制約標準時(shí)間信號準確度和穩定度的關(guān)鍵因素之一,它的分析和檢測在守時(shí)系統自動(dòng)化監控中非常重要。
- Distribution curve cumulative frequency curve 分布曲線(xiàn);分配銷(xiāo)售曲線(xiàn)重復計算
- The method quantifies the system robustness based on cumulative frequency curves. 該方法能以累積頻率曲線(xiàn)的形式直觀(guān)地對任意性能水平下不同控制系統的魯棒性能進(jìn)行比較；
- Discussion on Establishing Sediment Frequency Curve 關(guān)于建立泥沙頻率曲線(xiàn)問(wèn)題的探討
- relative cumulative frequency curve 相對累積頻率曲線(xiàn)
- amplitude versus frequency curve 振幅頻率特性曲線(xiàn)
- ogive cumulative frequency curve 累積頻數曲線(xiàn)
- The Researching of plotting Logarithmic Phase Frequency Response Curve 關(guān)于繪制相頻圖的研究
- differential size frequency curve 微分粒度頻率曲線(xiàn)
- Continuous Phase Frequency Shift Keying HFR 連續相位移頻鍵控
- The child is going through a difficult phase. 那孩子正經(jīng)歷困難的階段。
