脈沖波形 的英文怎麼說
中文拼音 [màichōngbōxíng]
脈沖波形
英文
pulse waveform; impulse waveform; pulse shape; pulse form 脈沖波形發生器 pulse-pattern generator; 脈沖波形失真 pulse shape distortion; 脈沖波形圖 timing chart-
To the principle of single - station high - frequency ground wave detection radar, simple pulse wave was chosen, but this wave has many limitations, so continuous signal wave was preferred
從雷達信號波形選擇來看,對于單站高頻地波超視距雷達體制,最初採用簡單脈沖波形。但這種波形存在著許多缺點,最終採用連續波信號體制。Analysis of the characteristic of monocycle waveform in coal mine uwb communication system
礦井超寬帶通信系統中單脈沖波形特性分析We use this conclusion in our program. the last, the principle and the precision of the detection of range, speed and angle is analyzed and discussed theoretically. using the precision formula of rectangle pulse waveform, we programming the software to accomplish the computation simulations
在論文中還對雷達的距離測量、速度測量和角度測量的原理以及它們的測量精度進行了理論分析和計算,並且得出了在矩形脈沖波形的時候雷達測量精度的計算公式,並且用程序進行了模擬計算。Wavelet - based pulse design for ultra - wideband system
基於小波的超寬帶脈沖波形設計50 mhz pulse waveforms with variable rise fall times
50mhz脈沖波形,可變上升下降時間Verification scheme of pulse waveform parameter measuring instruments
脈沖波形參數計量器具檢定系統Meanwhile, we classify the five kinds of waveforms as transmitter pulse. and get the characters of ber in different transmitted waveforms
同時對發射信號的脈沖波形進行分類,得到不同發射脈沖波形的誤碼率特性。Discharge the capacitor to a load after it has charged fully enough, and this produces an exponential decay pulse ( edp ) on the load
通過開關式穩壓電源產生高壓直流,並控制該電壓對電容器進行充放電就能輸出指數衰減陡脈沖波形。Digital recorders for measurements in high - voltage impulse tests. part 2 : evaluation of software used for the determination of the parameters of impulse waveforms
高壓沖擊試驗中測量的數字記錄儀.第2部分:脈沖波形參數測定用軟體的評價Abstract : the high - frequency pulse waveform of wedm pulse generator was analyzed. basic condition method is presented the results is well
文摘:分析了電火花線切割機脈沖電源的高頻脈沖波形,提出了有效的控制方法,獲得了良好的綜合效果。Second harmonic is generated by 532nm fundamental wave on clbo, and the harmonic pulse is plotted along with the clbo crystal length
以波長為532nm基波為例,數值模擬了經過不同長度的clbo晶體后諧波的脈沖波形,及脈沖寬度隨晶體長度的變化。The main works of this dissertation include : 1. demonstrating the basic principle and the working process of pulse generating, and the function of each part of this design
本論文的主要工作包括: 1 .闡明了脈沖波形產生的基本原理以及實現過程,以及其各個組成模塊的功能。Power balance is necessary to icf, including the energy balance and pulse shape uniformity at the target. 90 percent of the output energy of " sg - ii " comes from its double - pass coaxial array main amplifiers, and pulse shape distortion caused by gain saturation also occurs mostly in there. therefore precise control of gain performance of the main amplifiers by avm ( angular variable mirror ) is the key to the precise power balance of " shenguang - ii "
「神光? 」裝置90的激光能量由同軸雙程主放大器提供,同時增益飽和效應產生脈沖波形畸變也主要發生在主放大器階段,因此應用組合式角變反鏡( avm , angularvariablemirror )獨立精密控制主放大器各路的增益性能是實現「神光? 」裝置精密化功率平衡的關鍵。The dispersive influence, especially the influence of the second - order and third - order dispersion, is researched first. in this part, the influence of the third - order dispersion on the super - gaussian pulse is mainly discussed, and the difference between gaussian and super - gaussian pulse is also qualitatively discussed ; the effect of the initial chirps is researched
從而,本文首先對色散效應進行了研究,分析了二階和三階色散對光纖中光脈沖波形的影響,其中著重研究了三階色散對超高斯型光脈沖波形的影響,定性地分析了其與高斯型光脈沖波形演變的不同,並對初始啁啾的影響進行了闡述。4. demonstrating the structure and design of the counter + delay - line module, by which the pulse waveforms with given pulse delay and pulse width delay can be generated
4 .設計計數器+延遲線模塊的組成及方案,並據此實現根據觸發信號產生的具有一定脈沖延遲和脈沖寬度的脈沖波形數字信號。Metal aluminium film em in general ac stress has been researched with fourier decomposition, developing a metal aluminium film em life model under in general ac stress
藉助于脈沖波形的傅里葉級數分解,研究了一般交流應力條件下金屬化電遷移的影響因素,建立了一般交流應力條件下金屬鋁膜電遷移壽命模型。The goal of the filter is to improve the sensitivity of an optical receiver by optimally filtering a communication signal. in this paper we calculated the temporal response of the matched filter, the commonly used f - p filter, as well as the matched weak ofbg filter. we find that the reflected pulse of weak ofbg closely resembles the triangular shape characteristic of a perfectly matched filter
論文計算了通信系統中矩形光脈沖信號經強、弱ofbg 、匹配光濾波器、 f - p濾波器的輸出光脈沖波形,經分析比較后發現:弱ofbg和理想匹配光濾波器的輸出信號波形極其相似,不存在碼間干擾,而f - p濾波器的輸出波形存在比較嚴重的碼間干擾。Adopting new embedded digital control technology to flexibly achieve various characteristics and pulse wave form, to better match and adjust welding parameters and to realize kinds of welding of multi - functions and different materials
設計了新型嵌入式數字化控制技術,通過軟體變換,能柔性實現多種特性、多種脈沖波形,多種焊接參數的優化匹配與調節,實現多種功能、多種方法、多種材料的焊接In this work, incident super - gaussian pulse propagation in conventional single - mode fibers has been investigated in detail after taking into account the fiber chromatic dispersion. the results show that for an incident super - gaussian pulse with steep leading and trailing edges, its shape undergoes a variation from near - rectangular, two - peak, and finally to single - peak. in the meantime, its peak intensity increases at first, after passing a maximum, and finally decreases monotonously
數值模擬的結果表明:超高斯入射光脈沖在光纖中傳輸時脈沖波形、瞬時惆啾、以及峰值強度的演變規律與高斯入射脈沖不同,脈沖波形不再總保持單峰結構,通常將經歷一個從近平頂、多峰、最後到單峰的演變過程;從脈沖的前沿到后沿,瞬時明啾也不再為線性,而是具有多個極值;峰值強度隨傳輸距離的變化趨勢也不再為一單調遞減,而是先增加后減小。As the control core of the wielding power supply, outputs two pulses waveform. which is different from each other of their phase position. after the magnifying of the drive module m57959l, the output waveform can drive the igbt and control the
由tms320f2812dsp輸出兩路相位分別成180o反相的pwm脈沖波形,經過igbt專用驅動模塊m57959l的驅動,來控制igbt的導通、關斷。分享友人