移頻轉換器 的英文怎麼說

中文拼音 [yíbīnzhuǎnhuànqì]
移頻轉換器 英文
fsc frequency shift converter
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 頻 : 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...
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 轉換器 : -ad
  • 轉換 : change; transform; convert; switch
  1. To utilize the advantages of dsp chips, the system should be computing sources economical. according to digital signal processing theory, the poly - phase fir can help reduce the workloads of the ddc / duc. therefore, adding the complex carrier mixers, the channelization system ( a method of using a single wideband facility to transmit many relatively narrow - bandwidth signals. by subdividing the frequency spectrum used in the wideband channel ) can be formed utilizing the characters of fft

    為了使開發出的軟體可以適用於高速dsp器件開發，節省系統資源，課題首先從數字信號處理的理論進行分析，得出可以利用抽樣率轉換的數字濾波器的特點，即多相濾波實現數字上下變頻計算負擔的減小，之後進一步將多相濾波器與頻譜搬移部分結合，通過公式的推導，得出可利用快速傅立葉變換的特點實現多路信號的通道化發射和接收的處理模型。
  2. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面，採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  3. Aiming at the scheme of the signal electromagnetic environment simulator of the wireless communication system, the mission of this project is to design and realize the conversion of high speed parallel signal to serial signal and conversion of high speed digital signal to analog signal. the signal comes from the v / uhf wave band of the background simulator

    本課題的任務是針對通信信號電磁環境模擬器系統的方案要求，設計實現背景信號模擬器v uhf波段後端高速信號的復接與d a轉換，為后級的頻率綜合器的信號頻譜搬移提供了基本信號。
  4. In this paper 5 function modek equivalent circuit model and p matrix representation of idt are expounded. the principle of energy transfer efficiency of energy transfer and frequency response of combinational acoustic pathes are also expounded

    本論文闡述了叉指換能器的6函數模型、等效電路模型和p矩陣表示方法；耦合器能量轉移的原理、能量轉移效率；組合聲路的頻率響應。
  5. The main works are organized as follows : based on the switching function method and time domain simulations, the small disturbance transfer a characteristic through the converter is analyzed. because of the modulation effect of the converter, the small disturbance in the shaft of turbine generator will induce ac voltage component with the same frequency as the disturbance on the dc side. and the resulted ac current on the dc side will have the similar frequency shift when transfers to the stator of the generator

    主要內容包括： （ 1 ）基於開關函數法和模擬分析，研究了機組轉子上次同步頻率的小擾動，在hvdc交直流兩側響應的頻率特性- - - -轉子上的小擾動經直流換流器調制后，將會在系統直流側感應出與擾動同頻率的電壓分量；直流側電流擾動反映到交流定子側，也將發生頻率偏移。
  6. Resonant frequency at which the unloaded transducer without force translation parts oscillates after shocklike excitation in the direction of the measuring axis, whereby the basis intended for securing it is coupled to a sufficiently large mass

    沒有力平移元件的空載轉換器在測量軸方向上受到類似震動的激勵下會產生震蕩。在基本共振頻率下會對固定基礎造成很大傷害。
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