small-signal current gain 中文意思是什麼

small-signal current gain 解釋
小訊號電流增益
  • small : adj 1 小 (opp large) 少 (opp large numerous) 細小的;窄小的;瑣細的;些微的;少額的(收入等)...
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  • current : adj. 1. 通用的,流行的。2. 現在的,現時的,當時的。3. 流暢的;草寫的。n. 1. 水流;氣流;電流。2. 思潮,潮流;趨勢,傾向。3. 進行,過程。
  • gain : vt 1 獲得;博得,掙得;贏得,打勝(戰爭、官司)。2 吸引;爭取…(到一邊),說服。3 (尤指通過努力...
  1. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體激光器,提出站模型,能夠較直觀簡潔地分析微腔半導體激光器的穩態和瞬態特性,利用此模型對具有重要實用價值的= 1的微腔半導體激光器進行了討論;對于電流i噪聲、自發發射壽命_ ( sp )噪聲、自發發射因子噪聲、光子壽命_ p噪聲,以及電流調制、 _ ( sp )調制、調制、 _ p調制,在小信號近似下,得到了相應的激光器的傳遞函數;在大信噪比的前提下,對激光器進行了頻域分析,分別計算了它們在不同參數下的信噪比增益,分析了其抗噪聲性能。
  2. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將被測信號(電壓或電流)變換為小電壓信號,經過信號調理電路對信號進行程式控制放大和濾波后,通過tms320lf2407實現信號的數據採集、信息處理和計算,將測量結果通過液晶模塊顯示,還可經過rs232介面與計算機進行數據傳輸,做進一步的分析和應用。
  3. Finally, the influence the radius of the electron beam, current of the electron beam, the acceleration voltage and the geometrical dimension of the slow - wave structure on small signal gain are discussed

    研究表明:對應最大的增益,有一飽和電壓存在;小信號增益隨電子注電流的增大而增大;也隨電子注半徑的增加而增大。
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