濾光系數 的英文怎麼說

中文拼音 [lǜguāngxìshǔ]
濾光系數 英文
filter factor
  • 濾 : 動詞（除去液體雜質） filter; strain
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Colour filter glass test methods temperatrue coefficient of sharp cut wavelength

    濾光玻璃測試方法截止波長溫度系數
  2. The principle of the interleaver with output spectra similar to cosine function, based on mzi, is analyzed theoretically. by using the tandem of two mzis, we get the flattop spectrum ; last, grounding on the polarized light interference and multi - beam interference, we analysis the principle of bgti interleaver, and simulate the relations between output spectra and reflectance of g - t resonator. furthermore the flattop output spectrum of bgti interleaver is achieved

    4 、分析了fmzi型interleaver濾波器的工作原理，其輸出光譜曲線為類餘弦函數；採用級聯fmzi方案，實現了interleaver濾波器的光譜平頂光譜輸出；最後，基於偏振光干涉和多光束干涉原理，分析了bgti型interleaver濾波器工作原理，模擬了g - t腔部分反射系數r與輸出光譜的關系，獲得了50ghzbgti型interleaver濾波器平頂化輸出光譜。
  3. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功能激光光電實驗系統以泰曼-格林干涉（ twyman - green ）光路作核心，包括先進的數字波面干涉技術和一種基於空間干涉原理的、納米解析度零差干涉儀位移測量方法，同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。
  4. On the other side, we use the method of optical formation process to introduce two fundamental filtering function in frequency domain of coherence system of awg two optical processors are designed, that is optical signal add / minus and phase filter

    另一方面，運用光學信息處理方法，我們探討了awg型相干系統頻譜區兩類基本的濾波函數的引入，設計了兩種光信號處理器：光信號加減器以及位相，濾波器。
  5. This part of work involves several key problems as follows : - 1 ) coupling technology of laser source with the optical fiber ; 2 ) the construction of the sampling device and the selection of relevant parameters ; 3 ) the technical platform for the treatment and modification of fiber / capillary annular column sensing element ; 4 ) the selection of the size or parameters, design, machining and assembly of the sensing instruments ; 5 ) the construction of the multichannel detection system, the collection and processing of the digital signals and the exploiture of relevant software ; and so on

    傳感裝置各部件尺寸或參數的選擇，設計、加工和組裝；一5多通道檢測系統的構造，數字信號的採集及軟體的開發；等等。根據我們的設想，我們研製出了基於通用和快速檢測的裸光纖模式濾光傳感裝置和基於多組分同時選擇性響應的修飾光纖模式濾光色譜傳感裝置。
  6. The main research contents of the technical design include : analyzing the necessary parts of the solar x - euv telescope and the method of imaging x and euv ray ; developing the optic, electronic and mechanical design of this instrument ; computing solar x - euv imaging telescope ' s response to different temperature plasma, analyzing combination application of telescope filters for reconstructing the plasma paramaters and apprasing the telescope ' s response to the solar activities

    技術設計的主要內容包括：分析瞭望遠鏡的系統組成及成像方式選擇；完成太陽x - euv成像望遠鏡光學、電子學、機械等方面的技術設計：計算分析了太陽x - euv成像望遠鏡對不同溫度的等離子體響應、反演高低溫等離子體參數的最佳過濾片組合利用及望遠鏡對不同太陽活動現象的響應。
  7. In the traditional wavelet transform, because the wavelet filter and coefficient is fixed, as a result, when the discontinuous signal is analyzed, it will produce a lot of big wavelet coefficients in the transition, which makes against the compression. in the image processing, some image is roughness, and it may has sharp edges and oddity parts

    由於傳統小波變換的濾波器長度和系數是固定不變的，不能適應輸入信號而變化，這使得在分析非連續信號時，在躍變點兩側會產生大的小波系數;對具有尖銳邊緣、分段光滑或奇異點、圖文混合圖像處理效果很差。
  8. 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。
  9. Meanwhile, the working condition of yanmar combine harvester is very foul, so the system is prone to be disturbed. interference - free measures are taken on hardware such as optoelectric coupling, earth, screen and filtering. and measures on software such as watch dog circuit and digital filter were taken too

    同時，洋馬聯合收割機工作環境惡劣，很容易受到各種干擾，本系統採用了光電隔離、接地、屏蔽、濾波等硬體措施，以及看門狗電路、數字濾波等軟體措施，有效的降低了干擾，保證系統能正常工作，保證了檢測結果的穩定性與正確性。
  10. We encoded and optimized the filter to design the algorithm for filter. computer simulation of complete simulation has demonstrated that the new filtering technique can significantly not only reduce the width relative deviation and the area relative deviation of the image, but also improve the resolution and the focal depth. it provides directive basis for the development of the experiment and the practicability of the technology

    計算機模擬結果表明，通過在非瞳孔面的適當分數傅立葉變換面上加入優化設計的位相型濾波器，可有效減小光刻圖形的線寬偏差和面積偏差，提高成像系統的解析度和焦深，為分數域濾波改善光刻圖形質量實驗的開展和這一解析度增強技術走向實用化提供了指導依據。
  11. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有：研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法；設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統，對聯邦濾波器和集中濾波器的性能做了模擬對比分析；研究了適用於聯邦濾波器的系統級故障理論和方法；探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息，通過神經網路實現硬故障交互檢測的方法。
  12. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中，根據系統要求，充分考慮鐵路上的實際情況，針對具體問題採取了一系列的相應措施，如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ，設計了v f變換電路和外部a d轉換電路；在硬體抗干擾方面，將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系；在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法，即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值，從而使數據的準確性得到極大地提高。
  13. Based on extended kalman filter ( ekf ) algorithm, an traditional attitude determination scheme using star sensors and gyros was studied, and proved not able to achieve the required precision. so a new idea called instrument - in - loop was presented what using the attitude information contained in the payload ' s data for the control loop. the simulation proved that the instrument - in - loop method can greatly improve the precision of attitude determination with low cost

    建立了svom衛星各種姿態敏感器的測量模型，研究了基於推廣卡爾曼濾波演算法的「星敏感器+光纖陀螺」定姿方案，指出了其無法滿足svom衛星的定姿精度要求，並提出了instrument - in - loop的思想，即利用衛星有效載荷測量數據中蘊含的高精度姿態信息來濾波定姿，從而在避免使用昂貴的星敏感器的同時大大提高了系統的定姿精度。
  14. So, in this section, a double - passage 4f wavelet filtering optical system is put forward, combining with the visual computation theory. the dog wavelet function is selected in the filter system, and the output images are just the expected, hi this part, an optical - electrical mixed system model is also mentioned, which has the advantages both in optical processing and digital processing system, such as real - time > intelligence

    因此，文章在這一部分提出了一個雙通道4f小波濾波光學系統，並結合視覺計算理論，選擇了適合的小波母函數? ? dog函數製成濾被模片，對輸入圖像進行了不同尺度下的信息提取，得到了期望的輸出。
  15. Firstly, in the thesis, the highway surface track - detecting system being researched by the cooperation of our group with the nanjing university of science and technology has been summed up. sequentially according with the characteristics of the image data captured by the ccd linear array at a high speed, various noise filtering methods are compared in detail, and the effective methods to filter the data in this system is concluded, the filtering program to process the image data is written by turbo c + + 3. 0

    第二部分為6 、 7 、 8章，從分析本實驗室和南理工合作研究的高速公路路面車轍檢測系統著手，結合該系統中用線陣ccd高速採集的激光光斑位置圖象數據的特點，通過對各種不同噪聲濾波方式下處理后圖象的比較，最終得出了在我們的路面車轍檢測系統中行之有效的濾波方法。
  16. The process of noise elimination based on wavelet is to eliminate disturbed noise of enterprise signals which produced when it bored, conveyed and processed. the elimination noise process is to use the valve filter method to filter the high frequency coefficient, and reconstruct the low frequency and high frequency which noise have been eliminated, the signal after noise eliminated is more glossy and it is helpful to do the trend forecast it can analyze and do trend forecast to the total trend, periodic and sudden change of signals when do the trend forecast to the enterprise signals

    基於小波方法對企業數據信號展開的消噪過程，主要是對經濟數據在生成、傳遞和加工過程中產生的干擾噪聲進行消除，消噪的方法主要是採用高頻系數的閥值過濾法，通過對低頻和過濾后的高頻的重構可以還原出消噪后的信號，該信號的光滑性更好從而有益於對企業數據信號進行進一步的趨勢預測。
  17. 4. the lpfgs are used in single wavelength er - doped fiber amplifiers ( edfas ) as a spontaneous emission noise ( ase ) filter, and the gain of the edfa is increased by 7db and the noise figure ( nf ) is decreased by 0. 5db, for the first time

    4 、成功研製了摻鉺光纖放大器，首次將高頻co2激光脈沖寫入的長周期光纖光柵應用到摻鉺光纖放大器中作為自發輻射噪聲濾波器，使edfa的增益提高了7db 、噪聲系數降低了0 . 5db 。
  18. Above all, the optical propagation characteristics in crystals are studied in detail. derived from impulse response and sampling theorem in electronics, we establish the mathematical model of pif constructed by a series of birefringent crystal retarders with arbitrary azimuths sandwiched between two polarizers

    本論文首先深入分析光在晶體中的傳播特性，借鑒電學中的脈沖響應和采樣定理，建立由前後兩個偏振片之間夾放一系列角度任意延遲片構成的偏振干涉濾光片數學模型，並分析了其脈沖響應特性。
  19. Besides the theoretical analysis, we also numerically studied the relation between the beam irregularity and b integral for a special four - pass amplifying system. based on these calculations, a " red line " has been set up for the safety of the system. in addition, the variation of beam irregularity with the size of filter ' s hole has been studied

    在理論分析的基礎上，我們用數值模擬的方法研究了一個具體的四程放大系統中光束非均勻性和b積分的關系，以此確定出了系統運行的「紅線」 （安四川大之戶下員d匕論文全運行警戒線） ;同時探討了濾波小孔尺寸與光束質量的關系。
  20. 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。
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