濾光技術 的英文怎麼說
中文拼音 [lǜguāngjìshù]
濾光技術
英文
optical filtering technique-
Multiple depositions of patterns to different filter types, including dichroic, can be aligned with remarkable micron - scale precision and repeatability
多層不同濾光器類型的圖案沉積,包括二色性的技術,可以提供卓越的精確度和可重復性。The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well
從探測器靶面上輻照度信噪比的概念、探測器的可探測輻照度最小值出發,在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器靶面上目標與背景輻照度信噪比的影響的基礎上,推導了炸點測量系統對爆炸的飛行彈體的作用距離方程,分析了影響作用距離的諸因素。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。When compared with pvd, cvd, fad film is dense, flat and lubricous because of 100 ionization rate of sediment after magnetic filtering without any large granule. moreover, it has good corrosion resistance and is not easy to be removed
與pvd cvd技術比較,由於磁過濾后沉積粒子的離化率為100 ,並且沒有大顆粒, fad形成的薄膜非常緻密和平整光滑,抗腐蝕性能好,且與機體的結合良好不易脫落。3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain
利用匹配濾波技術,分別採用無源和有源方式,藉助受pzt驅動的解調光柵,將待測應變信息變為時序負脈沖間隔的變化,利用常規的示波器觀測同一掃描周期中兩負脈沖在時域中間隔的變化來確定待測應變的變化。The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge
單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進,對光濾波器的常規性能指標、時域特性和動態可調諧特性提出了更加苛刻的要求,鑒於此,本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。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。In order to better detect the image edge information, firstly, non ? linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filter, and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately
在激光探測系統中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢測這類含噪圖像的邊緣信息,首先應用特徵方向非線性中值濾波技術,濾去高斯噪聲;其次,選擇( 3 , 1 )雙正交樣條小波作為原始小波濾波器,採用提升方案構造最優雙正交小波濾波器,應用構造的雙正交小波進行多尺度小波邊緣檢測;同時,通過定義浮動閾值,並應用於圖像邊緣檢測,較準確地定位了邊緣位置。In order to better detect the image edge information, firstly, non - linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filters and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately
在激光探測系統中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢測這類含噪圖像的邊緣信息,首先應用特徵方向非線性中值濾波技術,濾去高斯噪聲;其次,選擇( 3 , 1 )雙正交樣條小波作為原始小波濾波器,採用提升方案構造最優雙正交小波濾波器,應用構造的雙正交小波進行多尺度小波邊緣檢測;同時,通過定義浮動閾值,並應用於圖像邊緣檢測,較準確地定位了邊緣位置。Abstract : the image of arc zone of flux - cored underwater wet welding was developed with underwater ccd camera system and composed filter technology. the discussion is mainly focused on the theory of edge detection. an image edge detection method based on median filter and grads algorithm was developed to detect the arc burning zone and arc bubble zone efficiently, which laid the foundation for further analysis of underwater wet welding arc mechanism and process control
文摘:通過復合濾光技術和水下ccd攝像系統,採集出了藥芯焊絲水下濕法焊接電弧區域圖像,重點論述了邊緣檢測理論,確定了基於中值濾波和梯度運算元的電弧區域圖像邊緣檢測方法,有效地區分了電弧燃燒區域和電弧氣泡區域,從而為水下濕法焊接電弧的機理分析及水下焊接過程式控制制奠定了基礎。As the key component of multiplexer / demultiplexer, optical filter technology has been fueling great interest with the emergence of wide range tunable laser source, all - wave fiber, and wide band optical amplifiers, which is promoting dwdm to a leading edge of optical fiber communication
隨著寬可調諧激光光源、全波光纖和超寬帶光放大器的出現,密集波分復用日益成為光纖通信的主流技術,作為復用/解復用器核心的光濾波技術備受關注。Sodium chloride aerosol test for filters using flame photometric technique
使用火焰測光技術檢測過濾器的氯化鈉煙霧試驗And a scheme of dynamic measure is bring forward in this article
提出了一種使用光纖光柵濾波技術的動態測量的一種方案。Application of on - line filtering technology in fiber mach - zehnder interleaver
在線濾波技術在光纖馬赫-德爾交叉復用器中的應用Foodstuffs - detection of irradiated food using direct epifluorescent filter technique aerobic plate count deft apc - screening methods
食品.用直接外熒光過濾器技術供氧盤計數法檢測輻照食品.篩選法The binary optic hyperspectral imaging technology is a spectro - tomographic technique which integrates over a narrowband of the image cube which is a new concept of imaging spectrometer. so the general research direction and the basic research scheme are determined
通過把光譜層析技術和窄帶濾波技術相結合,實現了一種新的成像光譜原理,即利用二元光學元件軸向色散的凝視成像光譜技術,從而確定了論文的總體研究方向和基本方案。Among the tunable filter technologies of optical fiber grating sensors, the peak method is an usual way, but it has poor precision and the result is unstable
摘要在光纖光柵傳感懸臂梁調諧濾波技術中,峰值法進行波長檢測誤差大,精度低,測量結果不穩定。This paper presents and probes into several filtering schemes for the deep space explores attitude measurement system composed of star sensors and gyros. under the stellar - inertial modes, two attitude determination algorithms are designed which use the extended kalman filter. one of the algorithms is to linearized the state equation based on the optimal estimation
本文中以星敏感器和光纖陀螺為基本配置組成的深空探測器姿態測量系統為對象,針對星敏感器與光纖陀螺聯合定姿模式和基於星敏感器的定姿模式,對深空探測器的三軸姿態濾波技術方案進行了設計與研究。Foodstuffs - detection of irradiated food using direct epifluorescent filter technique aerobic plate count deft apc - screening method
食品.用直接外熒光過濾器技術供氧盤計數法檢測經輻照的食品.篩分法Foodstuffs - detection of irradiated food using direct epifluorescent filter technique aerobic plate count deft apc - screening method ; german version en 13783 : 2001
食品.直接外熒光過濾器技術供氧盤計數法檢測經輻照分享友人