濾線柵 的英文怎麼說
中文拼音 [lǜxiànzhà]
濾線柵
英文
grid-
The algorithm, basing on convolution filtering technique and the fringes " gray values max - min distribution, can automatically and accurately carry out space frequency spectra shifting without spectra analysis and spectrogram in the technique of phase method of projected grating for 3 - d object shapes measurement. the new algorithm makes image processing much caster and the technique of object shapes measurement more automated. the phase error caused by filtering and the crossed - optical - axes geometry setup is also discussed
本文採用投影光棚相位法和數字卷積濾波技術：根據柵線的條紋灰度值分佈具有極大極小分佈的特性，提出卷積濾波形貌光學自動檢測的圖像處理方法，有效地實現了頻譜自動移位，從而進一步提高了圖像處理的速度和形貌測量技術的自動化程度；同時對採用兩光學主軸相交，且非遠心投影系統所產生的誤差進行了分析，並提出了修正方法。On the basis of fbg " working mechanism which is expounded on the approach of mode - coupled theory, the paper analyzes and compares the characteristics of some typical demodulation mechanisms. a novel demodulation mechanism for fbg with a cantilever beam to linearly tunable filtering is designed, and the theoretical and experimental analysis on this demodulation mechanism is explained. although the experiment conditions restrict it, the analysis of the measured data show the mechanism has great effect on the practical applicationjiot only in optical communication and sensor systems
在使用模式耦合理論詳盡地闡述了光纖光柵工作原理的基礎上，本論文分析比較了幾種典型的傳感解調方案的特點，然後設計了一套新穎的基於懸臂梁線性調諧濾波的光纖光柵解調系統，並對這套系統進行了理論和實驗研究。盡管由於實驗條件所限，最後的實驗結果與實際值稍有差距，仍得到了許多有益的結論。Strain measuring system based on chirped gratings and edge linear filtering demodulation technology
啁啾光柵結合邊緣線性濾波解調的fbg應變測量系統The performance of bucky is reliable. with aluminum base high - density grid, you can obtain good image
濾線器性能可靠用鋁基高密紋濾線柵，能獲得良好的圖象。As a result, the peak power, pulse width and time delay of the output pulse have been investigated in detail, including the chirp of the input pulse and the linear dispersion of the filter, and some new and important conclusions have been obtained for the first time
並分析了濾波器的線性色散和入射脈沖的啁啾大小對輸出脈沖的影響，對實際的光通信系統中器件參量的設計具有一定的指導意義。利用耦合模理論，對幾種典型的光纖光柵進行了研究。Based on the coupled mode theory, the reflect spectrum of ofbg is derived. the influenced of grating length, coupling coefficient and chirp coefficient to the maxium reflectivity and reflection bandwidth of ofbg are discussed in details. we find that under weak couple conditions ( the couple coefficient k < 1 ), the reflect spectrum of an ofbg approximately has a characteristic of sa2 ( x ) shape, which matched to the power spectrum of an optical communication signal
本文在利用耦合模理論對均勻及線性啁啾變跡光纖光柵（ ofbg ： opticalfiberbragggrating ）的反射譜進行分析的基礎上，發現弱耦合條件下（耦合系數1 ） ，均勻ofbg的反射譜具有類似與sa ~ 2 （ x ）函數的分佈特性，從而創新提出利用ofbg對光纖通信系統中光放大器的ase噪聲進行匹配光濾波的設想。分享友人