wdm wavelength division multiplexing 中文意思是什麼

wdm wavelength division multiplexing 解釋
波長分割多路轉換器
  • wdm : 波分多路復用
  • wavelength : 【無線電】波長。
  • division : n 1 分，分開，分割；分劃，區分。2 分配；分派。3 分裂，（意見）不一致，傾軋。4 區域；〈英國〉選區...
  • multiplexing : 倍加
  1. 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。
  2. 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。
  3. 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。
  4. Wavelength - division multiplexing, wdm

    波長分波多工
  5. Computer technology and internet communication have been developed rapidly since the end of 20th century, which made a lager communication bandwidth was demanded synchronously. in the circumstances, the wavelength division multiplexing ( wdm ) technology was brought forward and applied widely, whereas, the development of wdm systems put forward a series of advanced qualifications about laser sources of optical communication

    20世紀末以來，計算機與網路通信技術得到飛速發展，對網路帶寬的需求也隨之不斷增長，波分復用技術因適應這種需求而得到迅速推廣，同時也給通信激光源的性能帶來更高的要求。
  6. Raman fiber amplifier （ rfa ） is a kind of optical amplifier that can amplify signal light directly through nonlinear interaction of high intensity pump and signal light in fiber. whereas the spectrum of raman gain coefficient of optical fiber is not flat, the gain of signal light with different wavelength induced by a single pump is rather different, when wavelength division multiplexing ( wdm ) signal light is amplified by a single pump, the gain spectrum of the wdm signal light is not flat. the flatness of the wdm signal light has important impact on the optical signal - to - noise ratio ( osnr )

    拉曼光纖放大器（ ramanfiberamplifier ，簡稱rfa ）利用高強度的泵浦光與信號光在光纖中的非線性相互作用實現信號光的直接放大，但是由於光纖的拉曼增益系數譜很不平坦，所以同一泵浦光源對不同波長信號光的增益就存在很大的差別，因此，用單泵浦光源來放大波分復用（ wavelengthdivisionmulti - plexing ，簡稱wdm ）信號光時，各信號光的增益值就有很大差異， wdm信號增益的平坦度對光信噪比（ opticalsignal - noiseratio ，簡稱osnr ）有重要影響。
  7. The main purposes and contributions of this thesis are following : 1. after choosing the pump laser, the optical isolator, the wavelength division multiplexing ( wdm ), the erbium - doped fiber and the edsfs structure, the original edsfs spectrum could be measured. 2

    本文的主要工作包括以下幾部分: 1 .按照光源要求達到的主要技術指標，選擇泵浦激光器，光隔離器，光波分復用器，選擇摻鉺光纖類型及長度;選擇光源結構之後，組裝並測試得到原始光edsfs模塊增益譜線。
  8. With the explosive increase in network traffic and the emergence of high performance optical network devices, such as optical cross - connect ( oxc ) and optical add / drop multiplexer ( oadm ), wavelength division multiplexing ( wdm ) technology becomes the core technology of next generation backbone networks

    隨著網路業務量的爆炸性增長以及高性能的光網路設備（如光交叉連接器oxc 、光分插復用器oadm ）的出現，波分復用技術（ wdm : wavelengthdivisionmultiplexing ）將成為下一代骨幹網路的核心技術。
  9. In the first place, start with theoretic model of distributed fbg strain - sensing network, sensing principle of fiber bragg grating is analyzed and sensing model created. on the basis of analyzing advantages and disadvantages of several familiar multiplexing and demodulation techniques, a mixture multiplexing method that combines optical frequency domain reflectometry ( ofdr ) and wavelength division multiplexing ( wdm ) is proposed to address fbg sensing array. at the same time, tunable narrow - band light source, which is composed of wide - band light source and tunable optical filter, is adopted to demodulate multiplex signals

    首先，論文從分散式光纖光柵應變傳感網路的理論模型入手，分析了光纖布拉格光柵的傳感機理，建立光纖光柵應變傳感模型；在分析比較了常見幾種復用技術和信號解調技術的優缺點基礎上，提出應用光頻域反射復用技術和波分復用技術相結合的混合復用方法來解決光纖光柵應變傳感網路的尋址問題，採用由寬帶光源和可調諧光濾波器組成的可調諧窄帶光源來解調復用信號，通過理論分析和實驗研究證實了系統方案的可行性。
  10. Therefore, fiber gratings have numerous applications in almost all the realms of optical fiber, especially in wavelength - division multiplexing ( wdm ) all - optical networks. this dissertation presents a detailed study of the following three types of fiber gratings : fiber bragg grating fabricated with cladding mode suppression fiber, linearly chirped moir fiber grating, and long - period fiber grating with rectangular index modulation

    本文以目前在wdm全光網中有良好應用前景的三種類型的光纖光柵（用包層模抑制光纖製作的光纖布拉格光柵、線性啁啾moir光纖光柵、矩形折射率調制型長周期光纖光柵）的理論和設計為研究內容。
  11. With the abrupt increase of the information and the rapid development of optical communication technique, it " s necessary to make full use of the broad - bandwidth advantage of the fibers. then, optical wavelength - division - multiplexing ( wdm ) has been brought out

    隨著現代社會信息量的劇增，光通信技術取得的迅猛發展，人們開始致力於充分開發光纖的帶寬優勢，光波分復用（ wdm ）技術應運而生。
  12. Among them, the wdm ( wavelength division multiplexing ) technique becomes a hot subject and a research frontier because of its reconfigurability, transparency, compatibility and survivability

    其中，波分復用（ wdm ）通信技術具有可重構性、透明性、兼容性和生存性等優點，成為光纖通信領域的研究熱點和前沿。
  13. In wavelength division multiplexing ( wdm ) optical communication networks, power equalization and adjustment between channels demand variable optical attenuator ( voa ) be capable of providing low power consumption, low insertion loss, polarization independence, integration compatibility and flatness in a wide wavelength range. among the presented voas, thermo - optic type owns superior polarization dependence upon electro - optic one, and thermo - optic voa can be driven with much lower power than micro - electro - mechanic system ( mems )

    在波分復用（ wdm ）光通信網路中，多通道間的功率均衡和調整需要具有良好特性的光可變衰減器（ voa ） ，這些特性包括：低功耗、低插入損耗、偏振無關、易於集成以及大波長范圍內的通帶平坦性。
  14. Wdm wavelength division multiplexing

    波長分割多路轉換器
  15. Optical transmission network based on wavelength - division multiplexing ( wdm ) technique has became a hot research field now, because of its large capacity and agility

    以波分復用（ wdm ）技術為基礎的光傳送網路由於其大容量和良好的靈活性而成為目前光通信領域研究的焦點。
  16. Wavelength division multiplexing ( wdm ) system developed following the trend

    波分復用（ wdm ）系統的發展正是適應了這一時代潮流。
  17. Wavelength - division multiplexing ( wdm ) is a promising approach that can use the enormous bandwidth of the optical fiber. a single fiber can be employed for multiple data streams simultaneously. all - optical networks employing the concept of wdm and wavelength routing are considered as the transport networks for the future

    由於wdm網路關鍵部件目前還較昂貴，在這樣的網路上運行ip業務，既要考慮到網路的魯棒性和對資源利用的有效性，又要考慮網路的可升級性能，這常常是互為矛盾的。
  18. The paper primarily researches a kind of nonlinearity of fiber - the effect of srs ( stimulated raman scattering ) to wdm ( wavelength division multiplexing ) system and the gain and noise properties of fiber raman amplification exploited with srs

    本文主要研究了光纖中的一種非線性效應?受激喇曼散射對數字波分復用傳輸系統性能的影響，以及利用它所開發的光纖喇曼放大器的增益和噪聲特性。
  19. Wavelength division multiplexing ( wdm ) is a very effective technique to meet the fast - growing demand for the communication capacity

    密集波分復用是最經濟有效地解決通訊網路容量問題的技術。
  20. With the advent of information era, human society ’ s increasing demand for communication capacity causes the introduction of wavelength - division multiplexing ( wdm )

    隨著人類社會步入信息化時代，對通信的需求呈現飛速增長的趨勢，波分復用（ wdm ）通信技術應運而生。
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