波分復用 的英文怎麼說

中文拼音 [bōfēnfùyòng]
波分復用 英文
wave division multiplex
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 復 : Ⅰ形容詞1 （重復） repeated; double; duplicate 2 （繁復） complex; compound Ⅱ動詞1 （轉過去或轉過...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. As a contrast, the loops linking customer terminals with the central offices are mostly traditional cupreous twisted - pairs, on which a data stream can only be transferred at a rate of no more than 64kb / s using an analog modem

    隨著光纖技術的迅速普及，尤其是密集波分復用技術的大力採用，我國骨幹傳輸網的帶寬瓶頸問題已經基本得到解決。然而，在用戶終端到電信端局的接入網路上，絕大多數接入介質還是傳統的銅雙絞線。
  2. In optics communications, integrated diffraction grating devices based on the planar lightwave circuit ( plc ) technology are one of the most important solutions for the wavelength division multiplexing ( wdm ) technology

    在光通信領域，基於平面波導技術的集成型衍射光柵器件在密集波分復用系統中以其優異的性能成為了波分復用器件的主要發展方向之一。
  3. Wavelength division multiplex technology of the fiber optic pyrometer

    光纖測溫計的波分復用技術
  4. A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication

    基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源，具有傳統的分佈反饋半導體激光器所不能比擬的優點，能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求，所發射的1 . 54 m激光符合國際電信聯盟規范，在未來光通信中有著廣闊的發展前景。
  5. Optical add - drop multiplexer ( oadm ) is nodal point of wave division multiplexer ( wdm ). performance of wdm relies on the performance of oadm device

    光分插復用器（ oadm ）是光波分復用（ wdm ）系統的節點器件， oadm的性能直接關繫到wdm系統的整體性能。
  6. A new dynamic routing and wavelength assignment algorithm in wdm optical network

    一種新的波分復用光網路動態路由和波長分配演算法
  7. Analysis of non - adjacent channel crosstalk level of awg device induced by random phase errors

    波分復用器非相鄰通道串擾影響的分析
  8. Moreover, compensated for aberration of ball lens by designing phase compensating plate to get a higher energy utilization rate. third, combining with the light beam property of dwdm system, put forward taking fresnel lens array as fiber arrayed collimator, designed differently structured lens array and discovered the arrayed collimator loss property, which compared with the existing parameter of fiber collimator, embodies many advantages as arrayed collimator

    結合密集波分復用系統的光束耦合特點，提出用菲涅爾透鏡列陣做光纖陣列準直器，並設計不同結構的透鏡列陣，得出了該陣列準直器的光束耦合損耗特徵，與現有的光纖準直器的參數相比，體現出用菲涅爾透鏡列陣作陣列光纖準直器的諸多優勢。
  9. The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers

    本論文研究波分復用（ wdm ）系統中偏振模色散的影響，主要工作包括下面兩個部分：一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程；在此基礎上，研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性，並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。
  10. In such dense wavelength division multiplexing ( dwdm ) systems a light source having narrower linewidth and further stability of the wavelength has become a requirement

    在這樣的密集波分復用（ dwdm ）系統中，光發送機的工作波長必須穩定，線寬必須窄，以避免復用通道間信號相互竄擾。
  11. The optimization theory, optimum dispersion value, dispersion direction and the factors affecting on the imaging quality of planar image in wavelength multiplexing optical fiber image transmission system was deeply and th eoretically analyzed as the emphases in this article, and at the same time through the development of true optical fiber image transmission system ( optical fiber periscope ), the studying of making the image quality optimization of optical fiber image transmission system being useable and been used in engineering was completed

    其中，重點對波分復用光纖傳像系統二維圖像的像質優化機理、最佳色散量與最佳色散方向的選擇，以及影響系統成像效果的各種主要因素進行了深入的理論分析；並結合實際光纖望遠系統? ?光纖潛望鏡的研製，完成了光纖傳像系統像質優化的實用化、工程化實現研究。
  12. As an planar waveguide component, it has many advantages, such as its small size, lower cost per port, the relatively low insertion losses, potential for volumn production and integration with active elements

    作為一種平板光波導型波分復用器， awg具有很多優點：體積小，可批量生產；高通道數，大小可壓縮；較低的插入損耗；單個通道的成本低；還可以與其它功能整合。
  13. Liquid crystal tunable filters as an important device of wavelength division multiplexing and dense wavelength division multiplexing systems is caused attention by research department, especially many foreign research institute are studying it. but in our country its study is lag. and normal incidence of the crystal is almost the case, because the liquid crystal box is very thin, the field angle may be large and the pose of liquid crystal box may have impact on the measuring result. so, study in such subject, especially the liquid crystal box ' s position angle, is academic and valuable

    各種改進液晶電光可調諧濾光片的措施的實現，使得液晶調諧濾光片成為一種很有應用前景的電光調諧濾光片，特別是用於光纖通信中的波分復用系統和密集波分復用系統，將使光纖的傳輸客量大大增加目前國外在這方面的研究進展很快，而國內在這方面的研究比較薄弱，而且通常採用光線正人射晶體進行研究，由於液晶盒很薄，視場角可以很大，液晶盒的擺放對測量結果影響很大，因此對該器件進行深入的研究，討論液晶盒的方位角影響是很有必要的。
  14. The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields

    本文旨在設計一個中心波長為1550 . 12nm 、波長間隔為3 . 2nm的8 8awg波分復用器，通過綜合考慮相鄰波導間的最大串擾、插入損耗、通帶寬度以及各通道損耗均勻等指標來設計、優化awg的各個結構參數，如輸入、輸出波導和波導陣列中相鄰波導的間隔，平板波導的聚焦長度，波導陣列中相鄰波導的長度差等。
  15. Wavelength division multiplexing ( wdm ) is an effective technique to meet the fast - grown demand for communication capacity

    近年來光通信飛速發展，波分復用技術（ wdm ）是滿足要求的有效手段。
  16. Applying the ways of adjusting the bandwidth, minimizing the pass band ripples and group delay ripples, a 50ghz filter is designed. in the paper, we also discuss the temperature stability of dwdm thin film narrow band - pass filter

    本文總結了波分復用濾光片的各種設計方法，運用帶寬調整、通帶波紋的減小和通帶群延遲波紋減小的方法設計出了50ghz的波分復用濾光片膜系。
  17. Wdm has promoted greatly the development of optical communications, optical net based on wdm technology will become the main transmitting flat roof in telecom net. in wdm, with increasing the channel density, a new kind of optical component, interleaver, emerges as the times require. in this paper, several main interleaving technologies are analyzed quite deeply, and mgti interleaver is investigated experimentally, one prototype device with better experiment results is achieved

    波分復用技術（ wdm ）對于光通信技術的發展起到了巨大的推動作用，以dwdm技術為核心的光傳送網將成為電信網的主要傳送平臺。在密集波分復用技術中，隨著通道復用密度的提高，一種新型光器件? ?光學梳狀濾波器（ interleaver ）應運而生。
  18. At the same time, because of the strongly competitive ability and characteristic predominance of wavelength division multiplexing ( wdm ) technologies and " bottle neck " limitation of time division multiplexing ( tdm ) technologies, people ' s interest is transferred from the tdm to the wdm. the wdm technologies are developing rapidly and are used widely

    同時，由於光纖通信中的波分復用（ wdm ）技術的強大競爭力和獨特的優越性能以及電時分復用（ tdm ）技術的「瓶頸」局限性，使人們正越來越多地把興趣從電時分復用技術轉移到波分復用技術上，波分復用技術得到飛速的發展和廣泛的應用。
  19. Since the early 1990s, when the electronics industry came to the stage of digital technology, china has broken through in high - end series personal computers and servers, large - scale parallel computer systems, chinese electronic publishing systems, large - scale spc exchanges for central offices, mobile communications systems, sdh wdm fiber communications systems, thin route satellite communications systems, new generation digital video terminals, manufacturing technology for 0. 8 - 0. 35 m cmos integrated circuit chips, etc

    到90年代進入數字技術階段，高檔系列微機和服務器產品、大規模并行計算機系統、中文電子出版系統、大型局用數字程式控制交換機、移動通信系統、 sdh波分復用光纖通信系統、稀路由衛星通信系統、新一代數字視頻終端、 08 ? 035微米cmos集成電路晶元製造技術等，都有突破性進展。
  20. The hybrid method can simulate accurately both the imaging and polarization - dependent diffraction characteristics of a concave grating. to meet the growing need for flattened passband in a practical wdmsystem, three design methods, namely, the tapered output waveguide structure with air - slots, the three - focal - point method and the analytical method of spatial phase modulation, are introduced to achieve a passband - flattened diffraction grating device

    針對實際光通信應用中對通帶帶寬的需求，本文提出了「結合空氣槽的漸變輸出波導結構方法」 、 「三焦點方法」及「顯式公式空間相位調製法」三種使平面集成型衍射光柵波分復用器件獲得平頂型頻譜響應的優化設計方法。
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