模擬濾光器 的英文怎麼說

中文拼音 [guāng]
模擬濾光器 英文
artificial light filter
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 動詞(除去液體雜質) filter; strain
  • : 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) ...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. 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的工作原理,其輸出譜曲線為類餘弦函數;採用級聯fmzi方案,實現了interleaver譜平頂譜輸出;最後,基於偏振干涉和多束干涉原理,分析了bgti型interleaver工作原理,了g - t腔部分反射系數r與輸出譜的關系,獲得了50ghzbgti型interleaver平頂化輸出譜。
  2. Flexible dimming control utilizes either an analog control signal or direct digital pwm control without external rc filtering. this also increases dimming accuracy at low brightness levels

    電路採用靈活的調控制方式,既可輸入控制信號,也可直接輸入數字脈沖寬度調制信號而不需要外置rc
  3. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的網路關鍵技術,包括傳輸、交換、組網等,重點研究了交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的件參數進行了數值,並提出了抑制措施(如雙重波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了網路的r認叭的基本原理、與r認叭的幾個相關問題(網路類型、業務類型、流量類型、網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全連接建立時間為優化目標的r認認演算法,提出預置路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法,預置路可為部分新到的連接請求快速建立連接,從而提高網路性能;研究了以多纖網路連接阻塞率為優化目標的r認城演算法,提出了以節點度數、每個波長分層的空閑纖數以及路由策略決定的幾種鏈路權重函數,利用基於波長分層圖型的并行r場人演算法,利用新的鏈路權重函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  4. Afterwards, in order to decrease the contradiction between the more complex and mass remote sensing image data and relatively slow speed of information extraction, an improved sfim image fusion method is proposed. this modified algorithm is on the base of sfim fusion technique, combines ihs method and sfim method and then replaces the former mean filter by an adaptive weighted mean filter. compared with the results of several common fusion techniques through a set of simulation tests between multispectral images and panchromatic images, it is proved that the new method can get an excellent result for the aim of improving spatial resolution while preserving the spectral information of multispectral images

    論文的主要工作和成果包括:在像素層,論文研究了多傳感數據融合理論及遙感圖像預處理的過程和步驟,歸納了多源遙感圖像像素層融合的常用演算法,並針對目前遙感數據呈海量化、復雜化這一發展趨勢同遙感信息提取的能力和效率滯后這一矛盾,在sfim演算法的基礎上,將ihs變換與sfim相結合,將原演算法中的均值改進為自適應加權均值,提出了一種改進的sfim演算法,通過對一組多譜圖像和全色圖像的雙傳感融合對比試驗,證明了該演算法在保持原多譜圖像譜信息的同時,能夠有效提高融合圖像的空間分辨能力。
  5. 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,可有效減小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,為分數域波改善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。
  6. 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波組合導航系統,對聯邦和集中的性能做了對比分析;研究了適用於聯邦的系統級故障理論和方法;探討了利用速率偏頻激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。
  7. As organic fluorescent materials have a broad emission band and poor luminance purity of the luminance color, the color reproduction of image of oled is poor compared with that of other display devices such as crt, lcd etc. the most popular method to improve the chromaticity of a system is the application of appropriate filter

    改善色純度常用的方法就是選通,本文第四章介紹了編寫軟體片的作用,對oled色純度進行優化的工作,以達到了改善件的學性能的目的,得出了一些有意義的結論。
  8. Secondly, we simulate the transmission process in computer, calculate the optical - signal - to - noise - ratio ( osnr ) of output signal with the same input signal filtered by the ofbg, matched filter and f - p filter, analyze the improvement of the osnr after filtered by them. we find it also has advantage over f - p filter. taking the two reasons into account, we believe that the weak ofbg is superior to the widely used f - p filter

    另外用計算機計算了信噪比的改善情況,研究發現:一個相同的噪聲信號經弱ofbg后的信噪比較經過f - p后的信噪比高,由此認為, ofbg用作對接收端前置放大的噪聲進行波,比常用f - p具有更大的優越性。
  9. The dissertation studied a weak moving target detection algorithm based on tingling of the detector, the detection algorithms based on projection and the hough transformation based on the maximum summation filter are presented, the software simulation and hardware design of the hough transformation based on the maximum summation filter are given

    本文對探測抖動情況下低信噪比可見運動目標的檢測技術進行了研究,提出了一種基於和最大值波的改進型hough變換檢測演算法,並對演算法進行了計算機和硬體電路設計。
  10. At the same time, the design of cascaded coupler with a given ratio distribution is proposed, which can lead to higher isolation by suppressing sidelobe. 2. according to theoretical analysis and numerical simulation, the interleaver can show flat - top and high isolation pass band characteristic when the two couplers " ratio is assigned to 15 percent

    2 .對全纖反射式奇偶交錯進行了理論分析和數值,發現當兩個耦合的分比均為15時產生了平頂高隔離度的通帶頻響特性,做了相關實驗,結果與理論分析基本符合。
  11. In this paper they study a position - detecting system based on microprocessor and psd ( position sensitive detector ). the method is as follows : when the ac - signal from psd which is illuminated by modulated light source passes through an active band - pass analog filter, it filters the ac signal which represents the object light source. then the dc - converter circuit transforms it into dc - signal which is used to calculate the position

    這一系統採用的方法是通過對位置敏感探測psd受到調制目標源照射后輸出的交流信號進行有源帶通波,提取出代表目標源的調制頻率成份,再將該信號轉變為用來參與位置解算的直流信號,然後選用單片機組成硬體電路,對直流信號進行採集處理並與計算機建立通信,把數據送入計算機進行位置解算,分析判別目標源和psd件的相對位置。
  12. ( 6 ) the spatial filter is introduced to avoid the damage from the hot - image. it is indicated by the numerical results that this work is valuable

    ( 6 )引入了空間抑制熱像效應對學元件造成的破壞,從數值來看,這種方法是行之有效的。
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